Result of trunk_asan@ruby-sp1 at 2025-07-29 11:53:55 +0900

• NG (2a6b469f03)[LOG]
• test-all: 28935 tests, 6094211 assertions, 0 failures, 0 errors, 177 skips
• test-spec: 3338 files, 33611 examples, 135054 expectations, 4 failures, 0 errors, 0 tagged
• commands:

  "git clone --depth 1 https://github.com/ruby/ruby.git trunk_asan" exit with 0.
  Cloning into 'trunk_asan'...
  "./autogen.sh" exit with 0.
  "autoconf" exit with 0.
  "/tmp/ruby/src/trunk_asan/configure --prefix=/tmp/ruby/install/trunk_asan --disable-install-doc 'CC=clang-17' 'cflags=-fsanitize=address -fno-omit-frame-pointer -DUSE_MN_THREADS=0'" exit with 0.
  "make update-download -j16" exit with 0.
  Cloning into '/tmp/ruby/src/trunk_asan/gems/src/power_assert'...
  Cloning into '/tmp/ruby/src/trunk_asan/gems/src/repl_type_completor'...
  Cloning into '/tmp/ruby/src/trunk_asan/gems/src/irb'...
  From https://github.com/ruby/power_assert
   * branch            f88e406e7c9e0810cc149869582afbae1fb84c4a -> FETCH_HEAD
  HEAD is now at f88e406 Support Ruby 3.5 style Set inspection result
  From https://github.com/ruby/repl_type_completor
   * branch            25108aa8d69ddaba0b5da3feff1c0035371524b2 -> FETCH_HEAD
  HEAD is now at 25108aa Merge pull request #62 from ruby/fix_require_completion_test
  From https://github.com/ruby/irb
   * branch            331c4e851296b115db766c291e8cf54a2492fb36 -> FETCH_HEAD
  HEAD is now at 331c4e8 Update the expected values of backtraces
  "make update-src      -j16" exit with 0.
  "make after-update    -j16" exit with 0.
  + cp /tmp/ruby/src/trunk_asan/enc/jis/props.h.blt /tmp/ruby/src/trunk_asan/enc/jis/props.h
  "make miniruby -j16" exit with 0.
  "make ruby -j16" exit with 0.
  "make all -j16" exit with 0.
  libffi_version: 3.4.6
  "make install -j16" exit with 0.
  "make yes-test-basic TESTS='-j16'" exit with 0.
  "make yes-test-all TESTOPTS='--stderr-on-failure' TESTS='-j16'" exit with 0.
  =================================================================
  ==3523675==ERROR: AddressSanitizer: use-after-poison on address 0x7802d9880e10 at pc 0x61af744bd4bc bp 0x7ffda3efc410 sp 0x7ffda3efc408
  READ of size 8 at 0x7802d9880e10 thread T0
      #0 0x61af744bd4bb in RB_BUILTIN_TYPE /tmp/ruby/src/trunk_asan/include/ruby/internal/value_type.h:191:30
      #1 0x61af744bd4bb in rb_gc_shutdown_call_finalizer_p /tmp/ruby/src/trunk_asan/gc.c:357:18
      #2 0x61af744bd4bb in rb_gc_impl_shutdown_call_finalizer /tmp/ruby/src/trunk_asan/gc/default/default.c:3045:21
      #3 0x61af744bd4bb in rb_objspace_call_finalizer /tmp/ruby/src/trunk_asan/gc.c:1739:5
      #4 0x61af7448c1b2 in rb_ec_finalize /tmp/ruby/src/trunk_asan/eval.c:165:5
      #5 0x61af7448c1b2 in rb_ec_cleanup /tmp/ruby/src/trunk_asan/eval.c:256:5
      #6 0x61af7448cd68 in ruby_run_node /tmp/ruby/src/trunk_asan/eval.c:320:12
      #7 0x61af74485c36 in rb_main /tmp/ruby/src/trunk_asan/main.c:42:12
      #8 0x61af74485c36 in main /tmp/ruby/src/trunk_asan/main.c:62:12
      #9 0x7802fd82a1c9 in __libc_start_call_main csu/../sysdeps/nptl/libc_start_call_main.h:58:16
      #10 0x7802fd82a28a in __libc_start_main csu/../csu/libc-start.c:360:3
      #11 0x61af743a9a04 in _start (/tmp/ruby/build/trunk_asan/ruby+0x16ba04) (BuildId: aebff23e3126a903fb2c17d37deb877e6a461f27)
  Address 0x7802d9880e10 is a wild pointer inside of access range of size 0x000000000008.
  SUMMARY: AddressSanitizer: use-after-poison /tmp/ruby/src/trunk_asan/include/ruby/internal/value_type.h:191:30 in RB_BUILTIN_TYPE
  Shadow bytes around the buggy address:
    0x7802d9880b80: 00 00 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7
    0x7802d9880c00: f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7
    0x7802d9880c80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
    0x7802d9880d00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 f7 f7
    0x7802d9880d80: f7 f7 f7 f7 f7 f7 f7 f7 00 00 00 00 00 00 00 00
  =>0x7802d9880e00: 00 00[f7]f7 f7 f7 f7 f7 f7 f7 f7 f7 00 00 00 00
    0x7802d9880e80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
    0x7802d9880f00: 00 00 00 00 00 00 00 00 00 00 f7 f7 f7 f7 f7 f7
    0x7802d9880f80: f7 f7 f7 f7 00 00 00 00 00 00 00 00 00 00 00 00
    0x7802d9881000: 00 00 00 00 00 00 00 00 f7 f7 f7 f7 f7 f7 f7 f7
    0x7802d9881080: f7 f7 00 00 00 00 00 00 00 00 00 00 00 00 00 00
  Shadow byte legend (one shadow byte represents 8 application bytes):
    Addressable:           00
    Partially addressable: 01 02 03 04 05 06 07 
    Heap left redzone:       fa
    Freed heap region:       fd
    Stack left redzone:      f1
    Stack mid redzone:       f2
    Stack right redzone:     f3
    Stack after return:      f5
    Stack use after scope:   f8
    Global redzone:          f9
    Global init order:       f6
    Poisoned by user:        f7
    Container overflow:      fc
    Array cookie:            ac
    Intra object redzone:    bb
    ASan internal:           fe
    Left alloca redzone:     ca
    Right alloca redzone:    cb
  ==3523675==ABORTING
  /tmp/ruby/src/trunk_asan/tool/lib/test/unit/parallel.rb: [BUG] ASAN error
  ruby 3.5.0dev (2025-07-29T01:42:18Z master 2a6b469f03) +PRISM [x86_64-linux]
  -- Control frame information -----------------------------------------------
  c:0001 p:0000 s:0003 E:001de0 DUMMY  [FINISH]
  -- Threading information ---------------------------------------------------
  Total ractor count: 1
  Ruby thread count for this ractor: 1
  -- C level backtrace information -------------------------------------------
  /tmp/ruby/src/trunk_asan/tool/lib/test/unit/parallel.rb(___interceptor_backtrace) [0x61af743efde9]
  /tmp/ruby/build/trunk_asan/ruby(rb_print_backtrace+0x14) [0x61af74d3ee08] /tmp/ruby/src/trunk_asan/vm_dump.c:843
  /tmp/ruby/build/trunk_asan/ruby(rb_vm_bugreport) /tmp/ruby/src/trunk_asan/vm_dump.c:1175
  /tmp/ruby/build/trunk_asan/ruby(rb_bug_without_die_internal+0x2c5) [0x61af74c84215] /tmp/ruby/src/trunk_asan/error.c:1097
  /tmp/ruby/build/trunk_asan/ruby(rb_bug_without_die+0x12c) [0x61af74c83eac] /tmp/ruby/src/trunk_asan/error.c:1106
  /tmp/ruby/src/trunk_asan/tool/lib/test/unit/parallel.rb(0x61af7446c30a) [0x61af7446c30a]
  /tmp/ruby/src/trunk_asan/tool/lib/test/unit/parallel.rb(0x61af7444cd8f) [0x61af7444cd8f]
  /tmp/ruby/src/trunk_asan/tool/lib/test/unit/parallel.rb(0x61af7444fe1d) [0x61af7444fe1d]
  /tmp/ruby/src/trunk_asan/tool/lib/test/unit/parallel.rb(__asan_report_load8) [0x61af74450b7c]
  /tmp/ruby/build/trunk_asan/ruby(rb_objspace_call_finalizer+0xfec) [0x61af744bd4bc] /tmp/ruby/src/trunk_asan/include/ruby/internal/value_type.h:191
  /tmp/ruby/build/trunk_asan/ruby(rb_ec_finalize+0x2a) [0x61af7448c1b3] /tmp/ruby/src/trunk_asan/eval.c:165
  /tmp/ruby/build/trunk_asan/ruby(rb_ec_cleanup) /tmp/ruby/src/trunk_asan/eval.c:256
  /tmp/ruby/build/trunk_asan/ruby(ruby_run_node+0x529) [0x61af7448cd69] /tmp/ruby/src/trunk_asan/eval.c:320
  /tmp/ruby/build/trunk_asan/ruby(rb_main+0x25) [0x61af74485c37] /tmp/ruby/src/trunk_asan/main.c:42
  /tmp/ruby/build/trunk_asan/ruby(main) /tmp/ruby/src/trunk_asan/main.c:62
  /lib/x86_64-linux-gnu/libc.so.6(__libc_start_call_main+0x7a) [0x7802fd82a1ca] ../sysdeps/nptl/libc_start_call_main.h:58
  /lib/x86_64-linux-gnu/libc.so.6(call_init+0x0) [0x7802fd82a28b] ../csu/libc-start.c:360
  /lib/x86_64-linux-gnu/libc.so.6(__libc_start_main_impl) ../csu/libc-start.c:347
  /lib/x86_64-linux-gnu/libc.so.6(__libc_start_main) (null):0
  /tmp/ruby/src/trunk_asan/tool/lib/test/unit/parallel.rb(_start) [0x61af743a9a05]
  -- Other runtime information -----------------------------------------------
  "make yes-test-rubyspec MSPECOPT='--error-output stderr -j' TESTS='-j16'" exit with 512.
  =================================================================
  ==4119926==ERROR: AddressSanitizer: use-after-poison on address 0x713d61696378 at pc 0x62a58fd584bc bp 0x7fffb3354710 sp 0x7fffb3354708
  READ of size 8 at 0x713d61696378 thread T0
      #0 0x62a58fd584bb in RB_BUILTIN_TYPE /tmp/ruby/src/trunk_asan/include/ruby/internal/value_type.h:191:30
      #1 0x62a58fd584bb in rb_gc_shutdown_call_finalizer_p /tmp/ruby/src/trunk_asan/gc.c:357:18
      #2 0x62a58fd584bb in rb_gc_impl_shutdown_call_finalizer /tmp/ruby/src/trunk_asan/gc/default/default.c:3045:21
      #3 0x62a58fd584bb in rb_objspace_call_finalizer /tmp/ruby/src/trunk_asan/gc.c:1739:5
      #4 0x62a58fd271b2 in rb_ec_finalize /tmp/ruby/src/trunk_asan/eval.c:165:5
      #5 0x62a58fd271b2 in rb_ec_cleanup /tmp/ruby/src/trunk_asan/eval.c:256:5
      #6 0x62a58fd268a3 in ruby_cleanup /tmp/ruby/src/trunk_asan/eval.c:179:12
      #7 0x62a58fd277ba in ruby_stop /tmp/ruby/src/trunk_asan/eval.c:291:10
      #8 0x62a58fecca2c in rb_f_fork /tmp/ruby/src/trunk_asan/process.c:4291:13
      #9 0x62a590157497 in vm_call_cfunc_with_frame_ /tmp/ruby/src/trunk_asan/vm_insnhelper.c:3784:11
      #10 0x62a59013c8b4 in vm_call_method_each_type /tmp/ruby/src/trunk_asan/vm_insnhelper.c:4763:16
      #11 0x62a59013dc04 in vm_call_zsuper /tmp/ruby/src/trunk_asan/vm_insnhelper.c:4461:12
      #12 0x62a59013dc04 in vm_call_method_each_type /tmp/ruby/src/trunk_asan/vm_insnhelper.c:4830:16
      #13 0x62a59013c344 in vm_call_method /tmp/ruby/src/trunk_asan/vm_insnhelper.c
      #14 0x62a5900f5429 in vm_sendish /tmp/ruby/src/trunk_asan/vm_insnhelper.c:5991:15
      #15 0x62a5900f5429 in vm_exec_core /tmp/ruby/build/trunk_asan/../../src/trunk_asan/insns.def:851:11
      #16 0x62a5900e9536 in rb_vm_exec /tmp/ruby/src/trunk_asan/vm.c:2621:22
      #17 0x62a5901771c1 in invoke_iseq_block_from_c /tmp/ruby/src/trunk_asan/vm.c:1651:12
      #18 0x62a5901771c1 in invoke_block_from_c_bh /tmp/ruby/src/trunk_asan/vm.c:1665:20
      #19 0x62a5901223ca in vm_yield_with_cref /tmp/ruby/src/trunk_asan/vm.c:1702:12
      #20 0x62a5901223ca in yield_under /tmp/ruby/src/trunk_asan/vm_eval.c:2217:12
      #21 0x62a590157497 in vm_call_cfunc_with_frame_ /tmp/ruby/src/trunk_asan/vm_insnhelper.c:3784:11
      #22 0x62a5900f5429 in vm_sendish /tmp/ruby/src/trunk_asan/vm_insnhelper.c:5991:15
      #23 0x62a5900f5429 in vm_exec_core /tmp/ruby/build/trunk_asan/../../src/trunk_asan/insns.def:851:11
      #24 0x62a5900e9536 in rb_vm_exec /tmp/ruby/src/trunk_asan/vm.c:2621:22
      #25 0x62a5901771c1 in invoke_iseq_block_from_c /tmp/ruby/src/trunk_asan/vm.c:1651:12
      #26 0x62a5901771c1 in invoke_block_from_c_bh /tmp/ruby/src/trunk_asan/vm.c:1665:20
      #27 0x62a59011a6f7 in vm_yield_with_cref /tmp/ruby/src/trunk_asan/vm.c:1702:12
      #28 0x62a59011a6f7 in vm_yield /tmp/ruby/src/trunk_asan/vm.c:1710:12
      #29 0x62a59011a6f7 in rb_yield_0 /tmp/ruby/src/trunk_asan/vm_eval.c:1362:12
      #30 0x62a59011a6f7 in rb_yield /tmp/ruby/src/trunk_asan/vm_eval.c
      #31 0x62a5902ebffd in rb_ary_all_p /tmp/ruby/src/trunk_asan/array.c:7892:24
      #32 0x62a590157497 in vm_call_cfunc_with_frame_ /tmp/ruby/src/trunk_asan/vm_insnhelper.c:3784:11
      #33 0x62a5900f5429 in vm_sendish /tmp/ruby/src/trunk_asan/vm_insnhelper.c:5991:15
      #34 0x62a5900f5429 in vm_exec_core /tmp/ruby/build/trunk_asan/../../src/trunk_asan/insns.def:851:11
      #35 0x62a5900e9536 in rb_vm_exec /tmp/ruby/src/trunk_asan/vm.c:2621:22
      #36 0x62a5901771c1 in invoke_iseq_block_from_c /tmp/ruby/src/trunk_asan/vm.c:1651:12
      #37 0x62a5901771c1 in invoke_block_from_c_bh /tmp/ruby/src/trunk_asan/vm.c:1665:20
      #38 0x62a59011a6f7 in vm_yield_with_cref /tmp/ruby/src/trunk_asan/vm.c:1702:12
      #39 0x62a59011a6f7 in vm_yield /tmp/ruby/src/trunk_asan/vm.c:1710:12
      #40 0x62a59011a6f7 in rb_yield_0 /tmp/ruby/src/trunk_asan/vm_eval.c:1362:12
      #41 0x62a59011a6f7 in rb_yield /tmp/ruby/src/trunk_asan/vm_eval.c
      #42 0x62a5902cf799 in rb_ary_each /tmp/ruby/src/trunk_asan/array.c:2646:9
      #43 0x62a590157497 in vm_call_cfunc_with_frame_ /tmp/ruby/src/trunk_asan/vm_insnhelper.c:3784:11
      #44 0x62a5900f5429 in vm_sendish /tmp/ruby/src/trunk_asan/vm_insnhelper.c:5991:15
      #45 0x62a5900f5429 in vm_exec_core /tmp/ruby/build/trunk_asan/../../src/trunk_asan/insns.def:851:11
      #46 0x62a5900e9536 in rb_vm_exec /tmp/ruby/src/trunk_asan/vm.c:2621:22
      #47 0x62a59013098a in rb_iseq_eval /tmp/ruby/src/trunk_asan/vm.c:2878:11
      #48 0x62a58fe3c5ab in load_iseq_eval /tmp/ruby/src/trunk_asan/load.c:873:9
      #49 0x62a58fe322da in rb_load_internal /tmp/ruby/src/trunk_asan/load.c:951:9
      #50 0x62a58fe388c9 in load_entrypoint_internal /tmp/ruby/src/trunk_asan/load.c:993:5
      #51 0x62a58fe388c9 in rb_f_load /tmp/ruby/src/trunk_asan/load.c:1047:12
      #52 0x62a590157497 in vm_call_cfunc_with_frame_ /tmp/ruby/src/trunk_asan/vm_insnhelper.c:3784:11
      #53 0x62a5900fab5b in vm_sendish /tmp/ruby/src/trunk_asan/vm_insnhelper.c:5991:15
      #54 0x62a5900fab5b in vm_exec_core /tmp/ruby/build/trunk_asan/../../src/trunk_asan/insns.def:899:11
      #55 0x62a5900e9536 in rb_vm_exec /tmp/ruby/src/trunk_asan/vm.c:2621:22
      #56 0x62a5901771c1 in invoke_iseq_block_from_c /tmp/ruby/src/trunk_asan/vm.c:1651:12
      #57 0x62a5901771c1 in invoke_block_from_c_bh /tmp/ruby/src/trunk_asan/vm.c:1665:20
      #58 0x62a5901223ca in vm_yield_with_cref /tmp/ruby/src/trunk_asan/vm.c:1702:12
      #59 0x62a5901223ca in yield_under /tmp/ruby/src/trunk_asan/vm_eval.c:2217:12
      #60 0x62a590157497 in vm_call_cfunc_with_frame_ /tmp/ruby/src/trunk_asan/vm_insnhelper.c:3784:11
      #61 0x62a5900f5429 in vm_sendish /tmp/ruby/src/trunk_asan/vm_insnhelper.c:5991:15
      #62 0x62a5900f5429 in vm_exec_core /tmp/ruby/build/trunk_asan/../../src/trunk_asan/insns.def:851:11
      #63 0x62a5900e992a in vm_exec_loop /tmp/ruby/src/trunk_asan/vm.c:2648:22
      #64 0x62a5900e992a in rb_vm_exec /tmp/ruby/src/trunk_asan/vm.c:2627:18
      #65 0x62a5901314f7 in rb_iseq_eval_main /tmp/ruby/src/trunk_asan/vm.c:2901:11
      #66 0x62a58fd27cc9 in rb_ec_exec_node /tmp/ruby/src/trunk_asan/eval.c:282:9
      #67 0x62a58fd27cc9 in ruby_run_node /tmp/ruby/src/trunk_asan/eval.c:320:30
      #68 0x62a58fd20c36 in rb_main /tmp/ruby/src/trunk_asan/main.c:42:12
      #69 0x62a58fd20c36 in main /tmp/ruby/src/trunk_asan/main.c:62:12
      #70 0x713d8202a1c9 in __libc_start_call_main csu/../sysdeps/nptl/libc_start_call_main.h:58:16
      #71 0x713d8202a28a in __libc_start_main csu/../csu/libc-start.c:360:3
      #72 0x62a58fc44a04 in _start (/tmp/ruby/build/trunk_asan/ruby+0x16ba04) (BuildId: aebff23e3126a903fb2c17d37deb877e6a461f27)
  Address 0x713d61696378 is a wild pointer inside of access range of size 0x000000000008.
  SUMMARY: AddressSanitizer: use-after-poison /tmp/ruby/src/trunk_asan/include/ruby/internal/value_type.h:191:30 in RB_BUILTIN_TYPE
  Shadow bytes around the buggy address:
    0x713d61696080: f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7
    0x713d61696100: f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7
    0x713d61696180: f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7
    0x713d61696200: f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7
    0x713d61696280: f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7
  =>0x713d61696300: f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7[f7]
    0x713d61696380: f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7
    0x713d61696400: f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 00 00 00
    0x713d61696480: 00 00 00 00 00 00 00 f7 f7 f7 f7 f7 f7 f7 f7 f7
    0x713d61696500: f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7
    0x713d61696580: f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7
  Shadow byte legend (one shadow byte represents 8 application bytes):
    Addressable:           00
    Partially addressable: 01 02 03 04 05 06 07 
    Heap left redzone:       fa
    Freed heap region:       fd
    Stack left redzone:      f1
    Stack mid redzone:       f2
    Stack right redzone:     f3
    Stack after return:      f5
    Stack use after scope:   f8
    Global redzone:          f9
    Global init order:       f6
    Poisoned by user:        f7
    Container overflow:      fc
    Array cookie:            ac
    Intra object redzone:    bb
    ASan internal:           fe
    Left alloca redzone:     ca
    Right alloca redzone:    cb
  ==4119926==ABORTING
  /tmp/ruby/src/trunk_asan/spec/ruby/shared/process/fork.rb:32: [BUG] ASAN error
  ruby 3.5.0dev (2025-07-29T01:42:18Z master 2a6b469f03) +PRISM [x86_64-linux]
  -- Control frame information -----------------------------------------------
  c:0027 p:---- s:0131 e:000130 CFUNC  :fork
  c:0026 p:0006 s:0127 e:000126 BLOCK  /tmp/ruby/src/trunk_asan/spec/ruby/shared/process/fork.rb:32 [FINISH]
  c:0025 p:---- s:0121 e:000120 CFUNC  :instance_exec
  c:0024 p:0009 s:0117 e:000116 METHOD /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/mspec.rb:117
  c:0023 p:0009 s:0109 e:000108 BLOCK  /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/context.rb:176 [FINISH]
  c:0022 p:---- s:0105 e:000104 CFUNC  :all?
  c:0021 p:0027 s:0101 e:000100 METHOD /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/context.rb:176
  c:0020 p:0047 s:0094 e:000093 BLOCK  /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/context.rb:212
  c:0019 p:0010 s:0089 e:000088 METHOD /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/mspec.rb:285
  c:0018 p:0005 s:0085 e:000084 BLOCK  /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/context.rb:204 [FINISH]
  c:0017 p:---- s:0081 e:000080 CFUNC  :each
  c:0016 p:0058 s:0077 E:0010d0 METHOD /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/context.rb:203
  c:0015 p:0065 s:0073 e:000072 METHOD /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/mspec.rb:56
  c:0014 p:0015 s:0065 e:000064 METHOD /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/object.rb:11
  c:0013 p:0024 s:0058 E:001070 TOP    /tmp/ruby/src/trunk_asan/spec/ruby/core/kernel/fork_spec.rb:5 [FINISH]
  c:0012 p:---- s:0055 e:000054 CFUNC  :load
  c:0011 p:0006 s:0050 e:000049 BLOCK  /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/mspec.rb:100 [FINISH]
  c:0010 p:---- s:0047 e:000046 CFUNC  :instance_exec
  c:0009 p:0009 s:0043 e:000042 METHOD /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/mspec.rb:117
  c:0008 p:0029 s:0035 e:000034 BLOCK  /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/mspec.rb:100
  c:0007 p:0033 s:0031 e:000030 METHOD /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/mspec.rb:77
  c:0006 p:0004 s:0024 e:000023 METHOD /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/mspec.rb:96
  c:0005 p:0021 s:0020 e:000019 METHOD /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/mspec.rb:64
  c:0004 p:0024 s:0016 e:000015 METHOD /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/commands/mspec-run.rb:84
  c:0003 p:0062 s:0012 e:000011 METHOD /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/utils/script.rb:297
  c:0002 p:0023 s:0006 e:000005 EVAL   /tmp/ruby/src/trunk_asan/spec/mspec/bin/mspec-run:7 [FINISH]
  c:0001 p:0000 s:0003 E:001de0 DUMMY  [FINISH]
  -- Ruby level backtrace information ----------------------------------------
  /tmp/ruby/src/trunk_asan/spec/mspec/bin/mspec-run:7:in '<main>'
  /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/utils/script.rb:297:in 'main'
  /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/commands/mspec-run.rb:84:in 'run'
  /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/mspec.rb:64:in 'process'
  /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/mspec.rb:96:in 'files'
  /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/mspec.rb:77:in 'each_file'
  /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/mspec.rb:100:in 'block in files'
  /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/mspec.rb:117:in 'protect'
  /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/mspec.rb:117:in 'instance_exec'
  /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/mspec.rb:100:in 'block (2 levels) in files'
  /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/mspec.rb:100:in 'load'
  /tmp/ruby/src/trunk_asan/spec/ruby/core/kernel/fork_spec.rb:5:in '<top (required)>'
  /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/object.rb:11:in 'describe'
  /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/mspec.rb:56:in 'describe'
  /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/context.rb:203:in 'process'
  /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/context.rb:203:in 'each'
  /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/context.rb:204:in 'block in process'
  /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/mspec.rb:285:in 'repeat'
  /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/context.rb:212:in 'block (2 levels) in process'
  /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/context.rb:176:in 'protect'
  /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/context.rb:176:in 'all?'
  /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/context.rb:176:in 'block in protect'
  /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/mspec.rb:117:in 'protect'
  /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/mspec.rb:117:in 'instance_exec'
  /tmp/ruby/src/trunk_asan/spec/ruby/shared/process/fork.rb:32:in 'block (3 levels) in <top (required)>'
  /tmp/ruby/src/trunk_asan/spec/ruby/shared/process/fork.rb:32:in 'fork'
  -- Threading information ---------------------------------------------------
  Total ractor count: 1
  Ruby thread count for this ractor: 1
  -- C level backtrace information -------------------------------------------
  /tmp/ruby/build/trunk_asan/ruby(___interceptor_backtrace) [0x62a58fc8ade9]
  /tmp/ruby/build/trunk_asan/ruby(rb_print_backtrace+0x14) [0x62a5905d9e08] /tmp/ruby/src/trunk_asan/vm_dump.c:843
  /tmp/ruby/build/trunk_asan/ruby(rb_vm_bugreport) /tmp/ruby/src/trunk_asan/vm_dump.c:1175
  /tmp/ruby/build/trunk_asan/ruby(rb_bug_without_die_internal+0x2c5) [0x62a59051f215] /tmp/ruby/src/trunk_asan/error.c:1097
  /tmp/ruby/build/trunk_asan/ruby(rb_bug_without_die+0x12c) [0x62a59051eeac] /tmp/ruby/src/trunk_asan/error.c:1106
  /tmp/ruby/build/trunk_asan/ruby(0x62a58fd0730a) [0x62a58fd0730a]
  /tmp/ruby/build/trunk_asan/ruby(0x62a58fce7d8f) [0x62a58fce7d8f]
  /tmp/ruby/build/trunk_asan/ruby(0x62a58fceae1d) [0x62a58fceae1d]
  /tmp/ruby/build/trunk_asan/ruby(__asan_report_load8) [0x62a58fcebb7c]
  /tmp/ruby/build/trunk_asan/ruby(rb_objspace_call_finalizer+0xfec) [0x62a58fd584bc] /tmp/ruby/src/trunk_asan/include/ruby/internal/value_type.h:191
  /tmp/ruby/build/trunk_asan/ruby(rb_ec_finalize+0x2a) [0x62a58fd271b3] /tmp/ruby/src/trunk_asan/eval.c:165
  /tmp/ruby/build/trunk_asan/ruby(rb_ec_cleanup) /tmp/ruby/src/trunk_asan/eval.c:256
  /tmp/ruby/build/trunk_asan/ruby(ruby_cleanup+0x104) [0x62a58fd268a4] /tmp/ruby/src/trunk_asan/eval.c:179
  /tmp/ruby/build/trunk_asan/ruby(ruby_stop+0xb) [0x62a58fd277bb] /tmp/ruby/src/trunk_asan/eval.c:291
  /tmp/ruby/build/trunk_asan/ruby(rb_f_fork+0x16d) [0x62a58fecca2d] /tmp/ruby/src/trunk_asan/process.c:4291
  /tmp/ruby/build/trunk_asan/ruby(vm_cfp_consistent_p+0x0) [0x62a590157498] /tmp/ruby/src/trunk_asan/vm_insnhelper.c:3784
  /tmp/ruby/build/trunk_asan/ruby(vm_call_cfunc_with_frame_) /tmp/ruby/src/trunk_asan/vm_insnhelper.c:3786
  /tmp/ruby/build/trunk_asan/ruby(vm_call_method_each_type+0x295) [0x62a59013c8b5] /tmp/ruby/src/trunk_asan/vm_insnhelper.c:4763
  /tmp/ruby/build/trunk_asan/ruby(vm_call_zsuper+0x14c) [0x62a59013dc05] /tmp/ruby/src/trunk_asan/vm_insnhelper.c:4461
  /tmp/ruby/build/trunk_asan/ruby(vm_call_method_each_type) /tmp/ruby/src/trunk_asan/vm_insnhelper.c:4830
  /tmp/ruby/build/trunk_asan/ruby(vm_call_method+0x2d5) [0x62a59013c345]
  /tmp/ruby/build/trunk_asan/ruby(vm_sendish+0x149) [0x62a5900f542a] /tmp/ruby/src/trunk_asan/vm_insnhelper.c:5991
  /tmp/ruby/build/trunk_asan/ruby(vm_exec_core) ../../src/trunk_asan/insns.def:851
  /tmp/ruby/build/trunk_asan/ruby(rb_vm_exec+0x4e7) [0x62a5900e9537] /tmp/ruby/src/trunk_asan/vm.c:2621
  /tmp/ruby/build/trunk_asan/ruby(invoke_iseq_block_from_c+0x701) [0x62a5901771c2] /tmp/ruby/src/trunk_asan/vm.c:1651
  /tmp/ruby/build/trunk_asan/ruby(invoke_block_from_c_bh) /tmp/ruby/src/trunk_asan/vm.c:1665
  /tmp/ruby/build/trunk_asan/ruby(vm_yield_with_cref+0xc9) [0x62a5901223cb] /tmp/ruby/src/trunk_asan/vm.c:1702
  /tmp/ruby/build/trunk_asan/ruby(yield_under) /tmp/ruby/src/trunk_asan/vm_eval.c:2217
  /tmp/ruby/build/trunk_asan/ruby(vm_cfp_consistent_p+0x0) [0x62a590157498] /tmp/ruby/src/trunk_asan/vm_insnhelper.c:3784
  /tmp/ruby/build/trunk_asan/ruby(vm_call_cfunc_with_frame_) /tmp/ruby/src/trunk_asan/vm_insnhelper.c:3786
  /tmp/ruby/build/trunk_asan/ruby(vm_sendish+0x149) [0x62a5900f542a] /tmp/ruby/src/trunk_asan/vm_insnhelper.c:5991
  /tmp/ruby/build/trunk_asan/ruby(vm_exec_core) ../../src/trunk_asan/insns.def:851
  /tmp/ruby/build/trunk_asan/ruby(rb_vm_exec+0x4e7) [0x62a5900e9537] /tmp/ruby/src/trunk_asan/vm.c:2621
  /tmp/ruby/build/trunk_asan/ruby(invoke_iseq_block_from_c+0x701) [0x62a5901771c2] /tmp/ruby/src/trunk_asan/vm.c:1651
  /tmp/ruby/build/trunk_asan/ruby(invoke_block_from_c_bh) /tmp/ruby/src/trunk_asan/vm.c:1665
  /tmp/ruby/build/trunk_asan/ruby(vm_yield_with_cref+0x11) [0x62a59011a6f8] /tmp/ruby/src/trunk_asan/vm.c:1702
  /tmp/ruby/build/trunk_asan/ruby(vm_yield) /tmp/ruby/src/trunk_asan/vm.c:1710
  /tmp/ruby/build/trunk_asan/ruby(rb_yield_0) /tmp/ruby/src/trunk_asan/vm_eval.c:1362
  /tmp/ruby/build/trunk_asan/ruby(rb_yield) /tmp/ruby/src/trunk_asan/vm_eval.c:0
  /tmp/ruby/build/trunk_asan/ruby(rb_ary_all_p+0x21e) [0x62a5902ebffe] /tmp/ruby/src/trunk_asan/array.c:7892
  /tmp/ruby/build/trunk_asan/ruby(vm_cfp_consistent_p+0x0) [0x62a590157498] /tmp/ruby/src/trunk_asan/vm_insnhelper.c:3784
  /tmp/ruby/build/trunk_asan/ruby(vm_call_cfunc_with_frame_) /tmp/ruby/src/trunk_asan/vm_insnhelper.c:3786
  /tmp/ruby/build/trunk_asan/ruby(vm_sendish+0x149) [0x62a5900f542a] /tmp/ruby/src/trunk_asan/vm_insnhelper.c:5991
  /tmp/ruby/build/trunk_asan/ruby(vm_exec_core) ../../src/trunk_asan/insns.def:851
  /tmp/ruby/build/trunk_asan/ruby(rb_vm_exec+0x4e7) [0x62a5900e9537] /tmp/ruby/src/trunk_asan/vm.c:2621
  /tmp/ruby/build/trunk_asan/ruby(invoke_iseq_block_from_c+0x701) [0x62a5901771c2] /tmp/ruby/src/trunk_asan/vm.c:1651
  /tmp/ruby/build/trunk_asan/ruby(invoke_block_from_c_bh) /tmp/ruby/src/trunk_asan/vm.c:1665
  /tmp/ruby/build/trunk_asan/ruby(vm_yield_with_cref+0x11) [0x62a59011a6f8] /tmp/ruby/src/trunk_asan/vm.c:1702
  /tmp/ruby/build/trunk_asan/ruby(vm_yield) /tmp/ruby/src/trunk_asan/vm.c:1710
  /tmp/ruby/build/trunk_asan/ruby(rb_yield_0) /tmp/ruby/src/trunk_asan/vm_eval.c:1362
  /tmp/ruby/build/trunk_asan/ruby(rb_yield) /tmp/ruby/src/trunk_asan/vm_eval.c:0
  /tmp/ruby/build/trunk_asan/ruby(rb_ary_each+0xba) [0x62a5902cf79a] /tmp/ruby/src/trunk_asan/array.c:2646
  /tmp/ruby/build/trunk_asan/ruby(vm_cfp_consistent_p+0x0) [0x62a590157498] /tmp/ruby/src/trunk_asan/vm_insnhelper.c:3784
  /tmp/ruby/build/trunk_asan/ruby(vm_call_cfunc_with_frame_) /tmp/ruby/src/trunk_asan/vm_insnhelper.c:3786
  /tmp/ruby/build/trunk_asan/ruby(vm_sendish+0x149) [0x62a5900f542a] /tmp/ruby/src/trunk_asan/vm_insnhelper.c:5991
  /tmp/ruby/build/trunk_asan/ruby(vm_exec_core) ../../src/trunk_asan/insns.def:851
  /tmp/ruby/build/trunk_asan/ruby(rb_vm_exec+0x4e7) [0x62a5900e9537] /tmp/ruby/src/trunk_asan/vm.c:2621
  /tmp/ruby/build/trunk_asan/ruby(rb_iseq_eval+0x10b) [0x62a59013098b] /tmp/ruby/src/trunk_asan/vm.c:2878
  /tmp/ruby/build/trunk_asan/ruby(load_iseq_eval+0x74c) [0x62a58fe3c5ac] /tmp/ruby/src/trunk_asan/load.c:873
  /tmp/ruby/build/trunk_asan/ruby(raise_load_if_failed+0x0) [0x62a58fe322db] /tmp/ruby/src/trunk_asan/load.c:951
  /tmp/ruby/build/trunk_asan/ruby(rb_load_internal) /tmp/ruby/src/trunk_asan/load.c:953
  /tmp/ruby/build/trunk_asan/ruby(rb_f_load+0xda) [0x62a58fe388ca] /tmp/ruby/src/trunk_asan/load.c:993
  /tmp/ruby/build/trunk_asan/ruby(vm_cfp_consistent_p+0x0) [0x62a590157498] /tmp/ruby/src/trunk_asan/vm_insnhelper.c:3784
  /tmp/ruby/build/trunk_asan/ruby(vm_call_cfunc_with_frame_) /tmp/ruby/src/trunk_asan/vm_insnhelper.c:3786
  /tmp/ruby/build/trunk_asan/ruby(vm_sendish+0x251) [0x62a5900fab5c] /tmp/ruby/src/trunk_asan/vm_insnhelper.c:5991
  /tmp/ruby/build/trunk_asan/ruby(vm_exec_core) ../../src/trunk_asan/insns.def:899
  /tmp/ruby/build/trunk_asan/ruby(rb_vm_exec+0x4e7) [0x62a5900e9537] /tmp/ruby/src/trunk_asan/vm.c:2621
  /tmp/ruby/build/trunk_asan/ruby(invoke_iseq_block_from_c+0x701) [0x62a5901771c2] /tmp/ruby/src/trunk_asan/vm.c:1651
  /tmp/ruby/build/trunk_asan/ruby(invoke_block_from_c_bh) /tmp/ruby/src/trunk_asan/vm.c:1665
  /tmp/ruby/build/trunk_asan/ruby(vm_yield_with_cref+0xc9) [0x62a5901223cb] /tmp/ruby/src/trunk_asan/vm.c:1702
  /tmp/ruby/build/trunk_asan/ruby(yield_under) /tmp/ruby/src/trunk_asan/vm_eval.c:2217
  /tmp/ruby/build/trunk_asan/ruby(vm_cfp_consistent_p+0x0) [0x62a590157498] /tmp/ruby/src/trunk_asan/vm_insnhelper.c:3784
  /tmp/ruby/build/trunk_asan/ruby(vm_call_cfunc_with_frame_) /tmp/ruby/src/trunk_asan/vm_insnhelper.c:3786
  /tmp/ruby/build/trunk_asan/ruby(vm_sendish+0x149) [0x62a5900f542a] /tmp/ruby/src/trunk_asan/vm_insnhelper.c:5991
  /tmp/ruby/build/trunk_asan/ruby(vm_exec_core) ../../src/trunk_asan/insns.def:851
  /tmp/ruby/build/trunk_asan/ruby(vm_exec_loop+0x198) [0x62a5900e992b] /tmp/ruby/src/trunk_asan/vm.c:2648
  /tmp/ruby/build/trunk_asan/ruby(rb_vm_exec) /tmp/ruby/src/trunk_asan/vm.c:2627
  /tmp/ruby/build/trunk_asan/ruby(rb_iseq_eval_main+0x298) [0x62a5901314f8] /tmp/ruby/src/trunk_asan/vm.c:2901
  /tmp/ruby/build/trunk_asan/ruby(rb_ec_exec_node+0x142) [0x62a58fd27cca] /tmp/ruby/src/trunk_asan/eval.c:282
  /tmp/ruby/build/trunk_asan/ruby(ruby_run_node) /tmp/ruby/src/trunk_asan/eval.c:320
  /tmp/ruby/build/trunk_asan/ruby(rb_main+0x25) [0x62a58fd20c37] /tmp/ruby/src/trunk_asan/main.c:42
  /tmp/ruby/build/trunk_asan/ruby(main) /tmp/ruby/src/trunk_asan/main.c:62
  /lib/x86_64-linux-gnu/libc.so.6(__libc_start_call_main+0x7a) [0x713d8202a1ca] ../sysdeps/nptl/libc_start_call_main.h:58
  /lib/x86_64-linux-gnu/libc.so.6(call_init+0x0) [0x713d8202a28b] ../csu/libc-start.c:360
  /lib/x86_64-linux-gnu/libc.so.6(__libc_start_main_impl) ../csu/libc-start.c:347
  /lib/x86_64-linux-gnu/libc.so.6(__libc_start_main) (null):0
  /tmp/ruby/build/trunk_asan/ruby(_start) [0x62a58fc44a05]
  -- Other runtime information -----------------------------------------------
  =================================================================
  ==4120350==ERROR: AddressSanitizer: use-after-poison on address 0x7ad631a32b90 at pc 0x5f94f52a04bc bp 0x7fff6812c7d0 sp 0x7fff6812c7c8
  READ of size 8 at 0x7ad631a32b90 thread T0
      #0 0x5f94f52a04bb in RB_BUILTIN_TYPE /tmp/ruby/src/trunk_asan/include/ruby/internal/value_type.h:191:30
      #1 0x5f94f52a04bb in rb_gc_shutdown_call_finalizer_p /tmp/ruby/src/trunk_asan/gc.c:357:18
      #2 0x5f94f52a04bb in rb_gc_impl_shutdown_call_finalizer /tmp/ruby/src/trunk_asan/gc/default/default.c:3045:21
      #3 0x5f94f52a04bb in rb_objspace_call_finalizer /tmp/ruby/src/trunk_asan/gc.c:1739:5
      #4 0x5f94f526f1b2 in rb_ec_finalize /tmp/ruby/src/trunk_asan/eval.c:165:5
      #5 0x5f94f526f1b2 in rb_ec_cleanup /tmp/ruby/src/trunk_asan/eval.c:256:5
      #6 0x5f94f526e8a3 in ruby_cleanup /tmp/ruby/src/trunk_asan/eval.c:179:12
      #7 0x5f94f526f7ba in ruby_stop /tmp/ruby/src/trunk_asan/eval.c:291:10
      #8 0x5f94f5414a2c in rb_f_fork /tmp/ruby/src/trunk_asan/process.c:4291:13
      #9 0x5f94f569f497 in vm_call_cfunc_with_frame_ /tmp/ruby/src/trunk_asan/vm_insnhelper.c:3784:11
      #10 0x5f94f563d429 in vm_sendish /tmp/ruby/src/trunk_asan/vm_insnhelper.c:5991:15
      #11 0x5f94f563d429 in vm_exec_core /tmp/ruby/build/trunk_asan/../../src/trunk_asan/insns.def:851:11
      #12 0x5f94f5631536 in rb_vm_exec /tmp/ruby/src/trunk_asan/vm.c:2621:22
      #13 0x5f94f56bf1c1 in invoke_iseq_block_from_c /tmp/ruby/src/trunk_asan/vm.c:1651:12
      #14 0x5f94f56bf1c1 in invoke_block_from_c_bh /tmp/ruby/src/trunk_asan/vm.c:1665:20
      #15 0x5f94f566a3ca in vm_yield_with_cref /tmp/ruby/src/trunk_asan/vm.c:1702:12
      #16 0x5f94f566a3ca in yield_under /tmp/ruby/src/trunk_asan/vm_eval.c:2217:12
      #17 0x5f94f569f497 in vm_call_cfunc_with_frame_ /tmp/ruby/src/trunk_asan/vm_insnhelper.c:3784:11
      #18 0x5f94f563d429 in vm_sendish /tmp/ruby/src/trunk_asan/vm_insnhelper.c:5991:15
      #19 0x5f94f563d429 in vm_exec_core /tmp/ruby/build/trunk_asan/../../src/trunk_asan/insns.def:851:11
      #20 0x5f94f5631536 in rb_vm_exec /tmp/ruby/src/trunk_asan/vm.c:2621:22
      #21 0x5f94f56bf1c1 in invoke_iseq_block_from_c /tmp/ruby/src/trunk_asan/vm.c:1651:12
      #22 0x5f94f56bf1c1 in invoke_block_from_c_bh /tmp/ruby/src/trunk_asan/vm.c:1665:20
      #23 0x5f94f56626f7 in vm_yield_with_cref /tmp/ruby/src/trunk_asan/vm.c:1702:12
      #24 0x5f94f56626f7 in vm_yield /tmp/ruby/src/trunk_asan/vm.c:1710:12
      #25 0x5f94f56626f7 in rb_yield_0 /tmp/ruby/src/trunk_asan/vm_eval.c:1362:12
      #26 0x5f94f56626f7 in rb_yield /tmp/ruby/src/trunk_asan/vm_eval.c
      #27 0x5f94f5833ffd in rb_ary_all_p /tmp/ruby/src/trunk_asan/array.c:7892:24
      #28 0x5f94f569f497 in vm_call_cfunc_with_frame_ /tmp/ruby/src/trunk_asan/vm_insnhelper.c:3784:11
      #29 0x5f94f563d429 in vm_sendish /tmp/ruby/src/trunk_asan/vm_insnhelper.c:5991:15
      #30 0x5f94f563d429 in vm_exec_core /tmp/ruby/build/trunk_asan/../../src/trunk_asan/insns.def:851:11
      #31 0x5f94f5631536 in rb_vm_exec /tmp/ruby/src/trunk_asan/vm.c:2621:22
      #32 0x5f94f56bf1c1 in invoke_iseq_block_from_c /tmp/ruby/src/trunk_asan/vm.c:1651:12
      #33 0x5f94f56bf1c1 in invoke_block_from_c_bh /tmp/ruby/src/trunk_asan/vm.c:1665:20
      #34 0x5f94f56626f7 in vm_yield_with_cref /tmp/ruby/src/trunk_asan/vm.c:1702:12
      #35 0x5f94f56626f7 in vm_yield /tmp/ruby/src/trunk_asan/vm.c:1710:12
      #36 0x5f94f56626f7 in rb_yield_0 /tmp/ruby/src/trunk_asan/vm_eval.c:1362:12
      #37 0x5f94f56626f7 in rb_yield /tmp/ruby/src/trunk_asan/vm_eval.c
      #38 0x5f94f5817799 in rb_ary_each /tmp/ruby/src/trunk_asan/array.c:2646:9
      #39 0x5f94f569f497 in vm_call_cfunc_with_frame_ /tmp/ruby/src/trunk_asan/vm_insnhelper.c:3784:11
      #40 0x5f94f563d429 in vm_sendish /tmp/ruby/src/trunk_asan/vm_insnhelper.c:5991:15
      #41 0x5f94f563d429 in vm_exec_core /tmp/ruby/build/trunk_asan/../../src/trunk_asan/insns.def:851:11
      #42 0x5f94f5631536 in rb_vm_exec /tmp/ruby/src/trunk_asan/vm.c:2621:22
      #43 0x5f94f567898a in rb_iseq_eval /tmp/ruby/src/trunk_asan/vm.c:2878:11
      #44 0x5f94f53845ab in load_iseq_eval /tmp/ruby/src/trunk_asan/load.c:873:9
      #45 0x5f94f537a2da in rb_load_internal /tmp/ruby/src/trunk_asan/load.c:951:9
      #46 0x5f94f53808c9 in load_entrypoint_internal /tmp/ruby/src/trunk_asan/load.c:993:5
      #47 0x5f94f53808c9 in rb_f_load /tmp/ruby/src/trunk_asan/load.c:1047:12
      #48 0x5f94f569f497 in vm_call_cfunc_with_frame_ /tmp/ruby/src/trunk_asan/vm_insnhelper.c:3784:11
      #49 0x5f94f5642b5b in vm_sendish /tmp/ruby/src/trunk_asan/vm_insnhelper.c:5991:15
      #50 0x5f94f5642b5b in vm_exec_core /tmp/ruby/build/trunk_asan/../../src/trunk_asan/insns.def:899:11
      #51 0x5f94f5631536 in rb_vm_exec /tmp/ruby/src/trunk_asan/vm.c:2621:22
      #52 0x5f94f56bf1c1 in invoke_iseq_block_from_c /tmp/ruby/src/trunk_asan/vm.c:1651:12
      #53 0x5f94f56bf1c1 in invoke_block_from_c_bh /tmp/ruby/src/trunk_asan/vm.c:1665:20
      #54 0x5f94f566a3ca in vm_yield_with_cref /tmp/ruby/src/trunk_asan/vm.c:1702:12
      #55 0x5f94f566a3ca in yield_under /tmp/ruby/src/trunk_asan/vm_eval.c:2217:12
      #56 0x5f94f569f497 in vm_call_cfunc_with_frame_ /tmp/ruby/src/trunk_asan/vm_insnhelper.c:3784:11
      #57 0x5f94f563d429 in vm_sendish /tmp/ruby/src/trunk_asan/vm_insnhelper.c:5991:15
      #58 0x5f94f563d429 in vm_exec_core /tmp/ruby/build/trunk_asan/../../src/trunk_asan/insns.def:851:11
      #59 0x5f94f563192a in vm_exec_loop /tmp/ruby/src/trunk_asan/vm.c:2648:22
      #60 0x5f94f563192a in rb_vm_exec /tmp/ruby/src/trunk_asan/vm.c:2627:18
      #61 0x5f94f56794f7 in rb_iseq_eval_main /tmp/ruby/src/trunk_asan/vm.c:2901:11
      #62 0x5f94f526fcc9 in rb_ec_exec_node /tmp/ruby/src/trunk_asan/eval.c:282:9
      #63 0x5f94f526fcc9 in ruby_run_node /tmp/ruby/src/trunk_asan/eval.c:320:30
      #64 0x5f94f5268c36 in rb_main /tmp/ruby/src/trunk_asan/main.c:42:12
      #65 0x5f94f5268c36 in main /tmp/ruby/src/trunk_asan/main.c:62:12
      #66 0x7ad63462a1c9 in __libc_start_call_main csu/../sysdeps/nptl/libc_start_call_main.h:58:16
      #67 0x7ad63462a28a in __libc_start_main csu/../csu/libc-start.c:360:3
      #68 0x5f94f518ca04 in _start (/tmp/ruby/build/trunk_asan/ruby+0x16ba04) (BuildId: aebff23e3126a903fb2c17d37deb877e6a461f27)
  Address 0x7ad631a32b90 is a wild pointer inside of access range of size 0x000000000008.
  SUMMARY: AddressSanitizer: use-after-poison /tmp/ruby/src/trunk_asan/include/ruby/internal/value_type.h:191:30 in RB_BUILTIN_TYPE
  Shadow bytes around the buggy address:
    0x7ad631a32900: f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7
    0x7ad631a32980: f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7
    0x7ad631a32a00: f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7
    0x7ad631a32a80: f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7
    0x7ad631a32b00: f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7
  =>0x7ad631a32b80: f7 f7[f7]f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7
    0x7ad631a32c00: f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7
    0x7ad631a32c80: f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7
    0x7ad631a32d00: f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7
    0x7ad631a32d80: f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7
    0x7ad631a32e00: f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7
  Shadow byte legend (one shadow byte represents 8 application bytes):
    Addressable:           00
    Partially addressable: 01 02 03 04 05 06 07 
    Heap left redzone:       fa
    Freed heap region:       fd
    Stack left redzone:      f1
    Stack mid redzone:       f2
    Stack right redzone:     f3
    Stack after return:      f5
    Stack use after scope:   f8
    Global redzone:          f9
    Global init order:       f6
    Poisoned by user:        f7
    Container overflow:      fc
    Array cookie:            ac
    Intra object redzone:    bb
    ASan internal:           fe
    Left alloca redzone:     ca
    Right alloca redzone:    cb
  ==4120350==ABORTING
  /tmp/ruby/src/trunk_asan/spec/ruby/shared/process/fork.rb:32: [BUG] ASAN error
  ruby 3.5.0dev (2025-07-29T01:42:18Z master 2a6b469f03) +PRISM [x86_64-linux]
  -- Control frame information -----------------------------------------------
  c:0027 p:---- s:0131 e:000130 CFUNC  :fork
  c:0026 p:0006 s:0127 e:000126 BLOCK  /tmp/ruby/src/trunk_asan/spec/ruby/shared/process/fork.rb:32 [FINISH]
  c:0025 p:---- s:0121 e:000120 CFUNC  :instance_exec
  c:0024 p:0009 s:0117 e:000116 METHOD /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/mspec.rb:117
  c:0023 p:0009 s:0109 e:000108 BLOCK  /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/context.rb:176 [FINISH]
  c:0022 p:---- s:0105 e:000104 CFUNC  :all?
  c:0021 p:0027 s:0101 e:000100 METHOD /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/context.rb:176
  c:0020 p:0047 s:0094 e:000093 BLOCK  /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/context.rb:212
  c:0019 p:0010 s:0089 e:000088 METHOD /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/mspec.rb:285
  c:0018 p:0005 s:0085 e:000084 BLOCK  /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/context.rb:204 [FINISH]
  c:0017 p:---- s:0081 e:000080 CFUNC  :each
  c:0016 p:0058 s:0077 E:000e90 METHOD /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/context.rb:203
  c:0015 p:0065 s:0073 e:000072 METHOD /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/mspec.rb:56
  c:0014 p:0015 s:0065 e:000064 METHOD /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/object.rb:11
  c:0013 p:0018 s:0058 E:000e00 TOP    /tmp/ruby/src/trunk_asan/spec/ruby/core/process/fork_spec.rb:4 [FINISH]
  c:0012 p:---- s:0055 e:000054 CFUNC  :load
  c:0011 p:0006 s:0050 e:000049 BLOCK  /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/mspec.rb:100 [FINISH]
  c:0010 p:---- s:0047 e:000046 CFUNC  :instance_exec
  c:0009 p:0009 s:0043 e:000042 METHOD /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/mspec.rb:117
  c:0008 p:0029 s:0035 e:000034 BLOCK  /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/mspec.rb:100
  c:0007 p:0033 s:0031 e:000030 METHOD /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/mspec.rb:77
  c:0006 p:0004 s:0024 e:000023 METHOD /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/mspec.rb:96
  c:0005 p:0021 s:0020 e:000019 METHOD /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/mspec.rb:64
  c:0004 p:0024 s:0016 e:000015 METHOD /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/commands/mspec-run.rb:84
  c:0003 p:0062 s:0012 e:000011 METHOD /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/utils/script.rb:297
  c:0002 p:0023 s:0006 e:000005 EVAL   /tmp/ruby/src/trunk_asan/spec/mspec/bin/mspec-run:7 [FINISH]
  c:0001 p:0000 s:0003 E:001de0 DUMMY  [FINISH]
  -- Ruby level backtrace information ----------------------------------------
  /tmp/ruby/src/trunk_asan/spec/mspec/bin/mspec-run:7:in '<main>'
  /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/utils/script.rb:297:in 'main'
  /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/commands/mspec-run.rb:84:in 'run'
  /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/mspec.rb:64:in 'process'
  /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/mspec.rb:96:in 'files'
  /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/mspec.rb:77:in 'each_file'
  /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/mspec.rb:100:in 'block in files'
  /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/mspec.rb:117:in 'protect'
  /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/mspec.rb:117:in 'instance_exec'
  /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/mspec.rb:100:in 'block (2 levels) in files'
  /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/mspec.rb:100:in 'load'
  /tmp/ruby/src/trunk_asan/spec/ruby/core/process/fork_spec.rb:4:in '<top (required)>'
  /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/object.rb:11:in 'describe'
  /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/mspec.rb:56:in 'describe'
  /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/context.rb:203:in 'process'
  /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/context.rb:203:in 'each'
  /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/context.rb:204:in 'block in process'
  /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/mspec.rb:285:in 'repeat'
  /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/context.rb:212:in 'block (2 levels) in process'
  /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/context.rb:176:in 'protect'
  /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/context.rb:176:in 'all?'
  /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/context.rb:176:in 'block in protect'
  /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/mspec.rb:117:in 'protect'
  /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/mspec.rb:117:in 'instance_exec'
  /tmp/ruby/src/trunk_asan/spec/ruby/shared/process/fork.rb:32:in 'block (3 levels) in <top (required)>'
  /tmp/ruby/src/trunk_asan/spec/ruby/shared/process/fork.rb:32:in 'fork'
  -- Threading information ---------------------------------------------------
  Total ractor count: 1
  Ruby thread count for this ractor: 1
  -- C level backtrace information -------------------------------------------
  /tmp/ruby/build/trunk_asan/ruby(___interceptor_backtrace) [0x5f94f51d2de9]
  /tmp/ruby/build/trunk_asan/ruby(rb_print_backtrace+0x14) [0x5f94f5b21e08] /tmp/ruby/src/trunk_asan/vm_dump.c:843
  /tmp/ruby/build/trunk_asan/ruby(rb_vm_bugreport) /tmp/ruby/src/trunk_asan/vm_dump.c:1175
  /tmp/ruby/build/trunk_asan/ruby(rb_bug_without_die_internal+0x2c5) [0x5f94f5a67215] /tmp/ruby/src/trunk_asan/error.c:1097
  /tmp/ruby/build/trunk_asan/ruby(rb_bug_without_die+0x12c) [0x5f94f5a66eac] /tmp/ruby/src/trunk_asan/error.c:1106
  /tmp/ruby/build/trunk_asan/ruby(0x5f94f524f30a) [0x5f94f524f30a]
  /tmp/ruby/build/trunk_asan/ruby(0x5f94f522fd8f) [0x5f94f522fd8f]
  /tmp/ruby/build/trunk_asan/ruby(0x5f94f5232e1d) [0x5f94f5232e1d]
  /tmp/ruby/build/trunk_asan/ruby(__asan_report_load8) [0x5f94f5233b7c]
  /tmp/ruby/build/trunk_asan/ruby(rb_objspace_call_finalizer+0xfec) [0x5f94f52a04bc] /tmp/ruby/src/trunk_asan/include/ruby/internal/value_type.h:191
  /tmp/ruby/build/trunk_asan/ruby(rb_ec_finalize+0x2a) [0x5f94f526f1b3] /tmp/ruby/src/trunk_asan/eval.c:165
  /tmp/ruby/build/trunk_asan/ruby(rb_ec_cleanup) /tmp/ruby/src/trunk_asan/eval.c:256
  /tmp/ruby/build/trunk_asan/ruby(ruby_cleanup+0x104) [0x5f94f526e8a4] /tmp/ruby/src/trunk_asan/eval.c:179
  /tmp/ruby/build/trunk_asan/ruby(ruby_stop+0xb) [0x5f94f526f7bb] /tmp/ruby/src/trunk_asan/eval.c:291
  /tmp/ruby/build/trunk_asan/ruby(rb_f_fork+0x16d) [0x5f94f5414a2d] /tmp/ruby/src/trunk_asan/process.c:4291
  /tmp/ruby/build/trunk_asan/ruby(vm_cfp_consistent_p+0x0) [0x5f94f569f498] /tmp/ruby/src/trunk_asan/vm_insnhelper.c:3784
  /tmp/ruby/build/trunk_asan/ruby(vm_call_cfunc_with_frame_) /tmp/ruby/src/trunk_asan/vm_insnhelper.c:3786
  /tmp/ruby/build/trunk_asan/ruby(vm_sendish+0x149) [0x5f94f563d42a] /tmp/ruby/src/trunk_asan/vm_insnhelper.c:5991
  /tmp/ruby/build/trunk_asan/ruby(vm_exec_core) ../../src/trunk_asan/insns.def:851
  /tmp/ruby/build/trunk_asan/ruby(rb_vm_exec+0x4e7) [0x5f94f5631537] /tmp/ruby/src/trunk_asan/vm.c:2621
  /tmp/ruby/build/trunk_asan/ruby(invoke_iseq_block_from_c+0x701) [0x5f94f56bf1c2] /tmp/ruby/src/trunk_asan/vm.c:1651
  /tmp/ruby/build/trunk_asan/ruby(invoke_block_from_c_bh) /tmp/ruby/src/trunk_asan/vm.c:1665
  /tmp/ruby/build/trunk_asan/ruby(vm_yield_with_cref+0xc9) [0x5f94f566a3cb] /tmp/ruby/src/trunk_asan/vm.c:1702
  /tmp/ruby/build/trunk_asan/ruby(yield_under) /tmp/ruby/src/trunk_asan/vm_eval.c:2217
  /tmp/ruby/build/trunk_asan/ruby(vm_cfp_consistent_p+0x0) [0x5f94f569f498] /tmp/ruby/src/trunk_asan/vm_insnhelper.c:3784
  /tmp/ruby/build/trunk_asan/ruby(vm_call_cfunc_with_frame_) /tmp/ruby/src/trunk_asan/vm_insnhelper.c:3786
  /tmp/ruby/build/trunk_asan/ruby(vm_sendish+0x149) [0x5f94f563d42a] /tmp/ruby/src/trunk_asan/vm_insnhelper.c:5991
  /tmp/ruby/build/trunk_asan/ruby(vm_exec_core) ../../src/trunk_asan/insns.def:851
  /tmp/ruby/build/trunk_asan/ruby(rb_vm_exec+0x4e7) [0x5f94f5631537] /tmp/ruby/src/trunk_asan/vm.c:2621
  /tmp/ruby/build/trunk_asan/ruby(invoke_iseq_block_from_c+0x701) [0x5f94f56bf1c2] /tmp/ruby/src/trunk_asan/vm.c:1651
  /tmp/ruby/build/trunk_asan/ruby(invoke_block_from_c_bh) /tmp/ruby/src/trunk_asan/vm.c:1665
  /tmp/ruby/build/trunk_asan/ruby(vm_yield_with_cref+0x11) [0x5f94f56626f8] /tmp/ruby/src/trunk_asan/vm.c:1702
  /tmp/ruby/build/trunk_asan/ruby(vm_yield) /tmp/ruby/src/trunk_asan/vm.c:1710
  /tmp/ruby/build/trunk_asan/ruby(rb_yield_0) /tmp/ruby/src/trunk_asan/vm_eval.c:1362
  /tmp/ruby/build/trunk_asan/ruby(rb_yield) /tmp/ruby/src/trunk_asan/vm_eval.c:0
  /tmp/ruby/build/trunk_asan/ruby(rb_ary_all_p+0x21e) [0x5f94f5833ffe] /tmp/ruby/src/trunk_asan/array.c:7892
  /tmp/ruby/build/trunk_asan/ruby(vm_cfp_consistent_p+0x0) [0x5f94f569f498] /tmp/ruby/src/trunk_asan/vm_insnhelper.c:3784
  /tmp/ruby/build/trunk_asan/ruby(vm_call_cfunc_with_frame_) /tmp/ruby/src/trunk_asan/vm_insnhelper.c:3786
  /tmp/ruby/build/trunk_asan/ruby(vm_sendish+0x149) [0x5f94f563d42a] /tmp/ruby/src/trunk_asan/vm_insnhelper.c:5991
  /tmp/ruby/build/trunk_asan/ruby(vm_exec_core) ../../src/trunk_asan/insns.def:851
  /tmp/ruby/build/trunk_asan/ruby(rb_vm_exec+0x4e7) [0x5f94f5631537] /tmp/ruby/src/trunk_asan/vm.c:2621
  /tmp/ruby/build/trunk_asan/ruby(invoke_iseq_block_from_c+0x701) [0x5f94f56bf1c2] /tmp/ruby/src/trunk_asan/vm.c:1651
  /tmp/ruby/build/trunk_asan/ruby(invoke_block_from_c_bh) /tmp/ruby/src/trunk_asan/vm.c:1665
  /tmp/ruby/build/trunk_asan/ruby(vm_yield_with_cref+0x11) [0x5f94f56626f8] /tmp/ruby/src/trunk_asan/vm.c:1702
  /tmp/ruby/build/trunk_asan/ruby(vm_yield) /tmp/ruby/src/trunk_asan/vm.c:1710
  /tmp/ruby/build/trunk_asan/ruby(rb_yield_0) /tmp/ruby/src/trunk_asan/vm_eval.c:1362
  /tmp/ruby/build/trunk_asan/ruby(rb_yield) /tmp/ruby/src/trunk_asan/vm_eval.c:0
  /tmp/ruby/build/trunk_asan/ruby(rb_ary_each+0xba) [0x5f94f581779a] /tmp/ruby/src/trunk_asan/array.c:2646
  /tmp/ruby/build/trunk_asan/ruby(vm_cfp_consistent_p+0x0) [0x5f94f569f498] /tmp/ruby/src/trunk_asan/vm_insnhelper.c:3784
  /tmp/ruby/build/trunk_asan/ruby(vm_call_cfunc_with_frame_) /tmp/ruby/src/trunk_asan/vm_insnhelper.c:3786
  /tmp/ruby/build/trunk_asan/ruby(vm_sendish+0x149) [0x5f94f563d42a] /tmp/ruby/src/trunk_asan/vm_insnhelper.c:5991
  /tmp/ruby/build/trunk_asan/ruby(vm_exec_core) ../../src/trunk_asan/insns.def:851
  /tmp/ruby/build/trunk_asan/ruby(rb_vm_exec+0x4e7) [0x5f94f5631537] /tmp/ruby/src/trunk_asan/vm.c:2621
  /tmp/ruby/build/trunk_asan/ruby(rb_iseq_eval+0x10b) [0x5f94f567898b] /tmp/ruby/src/trunk_asan/vm.c:2878
  /tmp/ruby/build/trunk_asan/ruby(load_iseq_eval+0x74c) [0x5f94f53845ac] /tmp/ruby/src/trunk_asan/load.c:873
  /tmp/ruby/build/trunk_asan/ruby(raise_load_if_failed+0x0) [0x5f94f537a2db] /tmp/ruby/src/trunk_asan/load.c:951
  /tmp/ruby/build/trunk_asan/ruby(rb_load_internal) /tmp/ruby/src/trunk_asan/load.c:953
  /tmp/ruby/build/trunk_asan/ruby(rb_f_load+0xda) [0x5f94f53808ca] /tmp/ruby/src/trunk_asan/load.c:993
  /tmp/ruby/build/trunk_asan/ruby(vm_cfp_consistent_p+0x0) [0x5f94f569f498] /tmp/ruby/src/trunk_asan/vm_insnhelper.c:3784
  /tmp/ruby/build/trunk_asan/ruby(vm_call_cfunc_with_frame_) /tmp/ruby/src/trunk_asan/vm_insnhelper.c:3786
  /tmp/ruby/build/trunk_asan/ruby(vm_sendish+0x251) [0x5f94f5642b5c] /tmp/ruby/src/trunk_asan/vm_insnhelper.c:5991
  /tmp/ruby/build/trunk_asan/ruby(vm_exec_core) ../../src/trunk_asan/insns.def:899
  /tmp/ruby/build/trunk_asan/ruby(rb_vm_exec+0x4e7) [0x5f94f5631537] /tmp/ruby/src/trunk_asan/vm.c:2621
  /tmp/ruby/build/trunk_asan/ruby(invoke_iseq_block_from_c+0x701) [0x5f94f56bf1c2] /tmp/ruby/src/trunk_asan/vm.c:1651
  /tmp/ruby/build/trunk_asan/ruby(invoke_block_from_c_bh) /tmp/ruby/src/trunk_asan/vm.c:1665
  /tmp/ruby/build/trunk_asan/ruby(vm_yield_with_cref+0xc9) [0x5f94f566a3cb] /tmp/ruby/src/trunk_asan/vm.c:1702
  /tmp/ruby/build/trunk_asan/ruby(yield_under) /tmp/ruby/src/trunk_asan/vm_eval.c:2217
  /tmp/ruby/build/trunk_asan/ruby(vm_cfp_consistent_p+0x0) [0x5f94f569f498] /tmp/ruby/src/trunk_asan/vm_insnhelper.c:3784
  /tmp/ruby/build/trunk_asan/ruby(vm_call_cfunc_with_frame_) /tmp/ruby/src/trunk_asan/vm_insnhelper.c:3786
  /tmp/ruby/build/trunk_asan/ruby(vm_sendish+0x149) [0x5f94f563d42a] /tmp/ruby/src/trunk_asan/vm_insnhelper.c:5991
  /tmp/ruby/build/trunk_asan/ruby(vm_exec_core) ../../src/trunk_asan/insns.def:851
  /tmp/ruby/build/trunk_asan/ruby(vm_exec_loop+0x198) [0x5f94f563192b] /tmp/ruby/src/trunk_asan/vm.c:2648
  /tmp/ruby/build/trunk_asan/ruby(rb_vm_exec) /tmp/ruby/src/trunk_asan/vm.c:2627
  /tmp/ruby/build/trunk_asan/ruby(rb_iseq_eval_main+0x298) [0x5f94f56794f8] /tmp/ruby/src/trunk_asan/vm.c:2901
  /tmp/ruby/build/trunk_asan/ruby(rb_ec_exec_node+0x142) [0x5f94f526fcca] /tmp/ruby/src/trunk_asan/eval.c:282
  /tmp/ruby/build/trunk_asan/ruby(ruby_run_node) /tmp/ruby/src/trunk_asan/eval.c:320
  /tmp/ruby/build/trunk_asan/ruby(rb_main+0x25) [0x5f94f5268c37] /tmp/ruby/src/trunk_asan/main.c:42
  /tmp/ruby/build/trunk_asan/ruby(main) /tmp/ruby/src/trunk_asan/main.c:62
  /lib/x86_64-linux-gnu/libc.so.6(__libc_start_call_main+0x7a) [0x7ad63462a1ca] ../sysdeps/nptl/libc_start_call_main.h:58
  /lib/x86_64-linux-gnu/libc.so.6(call_init+0x0) [0x7ad63462a28b] ../csu/libc-start.c:360
  /lib/x86_64-linux-gnu/libc.so.6(__libc_start_main_impl) ../csu/libc-start.c:347
  /lib/x86_64-linux-gnu/libc.so.6(__libc_start_main) (null):0
  /tmp/ruby/build/trunk_asan/ruby(_start) [0x5f94f518ca05]
  -- Other runtime information -----------------------------------------------
  =================================================================
  ==4120555==ERROR: AddressSanitizer: use-after-poison on address 0x7ad631a32b90 at pc 0x5f94f52a04bc bp 0x7fff6812c7d0 sp 0x7fff6812c7c8
  READ of size 8 at 0x7ad631a32b90 thread T0
      #0 0x5f94f52a04bb in RB_BUILTIN_TYPE /tmp/ruby/src/trunk_asan/include/ruby/internal/value_type.h:191:30
      #1 0x5f94f52a04bb in rb_gc_shutdown_call_finalizer_p /tmp/ruby/src/trunk_asan/gc.c:357:18
      #2 0x5f94f52a04bb in rb_gc_impl_shutdown_call_finalizer /tmp/ruby/src/trunk_asan/gc/default/default.c:3045:21
      #3 0x5f94f52a04bb in rb_objspace_call_finalizer /tmp/ruby/src/trunk_asan/gc.c:1739:5
      #4 0x5f94f526f1b2 in rb_ec_finalize /tmp/ruby/src/trunk_asan/eval.c:165:5
      #5 0x5f94f526f1b2 in rb_ec_cleanup /tmp/ruby/src/trunk_asan/eval.c:256:5
      #6 0x5f94f526e8a3 in ruby_cleanup /tmp/ruby/src/trunk_asan/eval.c:179:12
      #7 0x5f94f526f7ba in ruby_stop /tmp/ruby/src/trunk_asan/eval.c:291:10
      #8 0x5f94f5414a2c in rb_f_fork /tmp/ruby/src/trunk_asan/process.c:4291:13
      #9 0x5f94f569f497 in vm_call_cfunc_with_frame_ /tmp/ruby/src/trunk_asan/vm_insnhelper.c:3784:11
      #10 0x5f94f563d429 in vm_sendish /tmp/ruby/src/trunk_asan/vm_insnhelper.c:5991:15
      #11 0x5f94f563d429 in vm_exec_core /tmp/ruby/build/trunk_asan/../../src/trunk_asan/insns.def:851:11
      #12 0x5f94f5631536 in rb_vm_exec /tmp/ruby/src/trunk_asan/vm.c:2621:22
      #13 0x5f94f56bf1c1 in invoke_iseq_block_from_c /tmp/ruby/src/trunk_asan/vm.c:1651:12
      #14 0x5f94f56bf1c1 in invoke_block_from_c_bh /tmp/ruby/src/trunk_asan/vm.c:1665:20
      #15 0x5f94f566a3ca in vm_yield_with_cref /tmp/ruby/src/trunk_asan/vm.c:1702:12
      #16 0x5f94f566a3ca in yield_under /tmp/ruby/src/trunk_asan/vm_eval.c:2217:12
      #17 0x5f94f569f497 in vm_call_cfunc_with_frame_ /tmp/ruby/src/trunk_asan/vm_insnhelper.c:3784:11
      #18 0x5f94f563d429 in vm_sendish /tmp/ruby/src/trunk_asan/vm_insnhelper.c:5991:15
      #19 0x5f94f563d429 in vm_exec_core /tmp/ruby/build/trunk_asan/../../src/trunk_asan/insns.def:851:11
      #20 0x5f94f5631536 in rb_vm_exec /tmp/ruby/src/trunk_asan/vm.c:2621:22
      #21 0x5f94f56bf1c1 in invoke_iseq_block_from_c /tmp/ruby/src/trunk_asan/vm.c:1651:12
      #22 0x5f94f56bf1c1 in invoke_block_from_c_bh /tmp/ruby/src/trunk_asan/vm.c:1665:20
      #23 0x5f94f56626f7 in vm_yield_with_cref /tmp/ruby/src/trunk_asan/vm.c:1702:12
      #24 0x5f94f56626f7 in vm_yield /tmp/ruby/src/trunk_asan/vm.c:1710:12
      #25 0x5f94f56626f7 in rb_yield_0 /tmp/ruby/src/trunk_asan/vm_eval.c:1362:12
      #26 0x5f94f56626f7 in rb_yield /tmp/ruby/src/trunk_asan/vm_eval.c
      #27 0x5f94f5833ffd in rb_ary_all_p /tmp/ruby/src/trunk_asan/array.c:7892:24
      #28 0x5f94f569f497 in vm_call_cfunc_with_frame_ /tmp/ruby/src/trunk_asan/vm_insnhelper.c:3784:11
      #29 0x5f94f563d429 in vm_sendish /tmp/ruby/src/trunk_asan/vm_insnhelper.c:5991:15
      #30 0x5f94f563d429 in vm_exec_core /tmp/ruby/build/trunk_asan/../../src/trunk_asan/insns.def:851:11
      #31 0x5f94f5631536 in rb_vm_exec /tmp/ruby/src/trunk_asan/vm.c:2621:22
      #32 0x5f94f56bf1c1 in invoke_iseq_block_from_c /tmp/ruby/src/trunk_asan/vm.c:1651:12
      #33 0x5f94f56bf1c1 in invoke_block_from_c_bh /tmp/ruby/src/trunk_asan/vm.c:1665:20
      #34 0x5f94f56626f7 in vm_yield_with_cref /tmp/ruby/src/trunk_asan/vm.c:1702:12
      #35 0x5f94f56626f7 in vm_yield /tmp/ruby/src/trunk_asan/vm.c:1710:12
      #36 0x5f94f56626f7 in rb_yield_0 /tmp/ruby/src/trunk_asan/vm_eval.c:1362:12
      #37 0x5f94f56626f7 in rb_yield /tmp/ruby/src/trunk_asan/vm_eval.c
      #38 0x5f94f5817799 in rb_ary_each /tmp/ruby/src/trunk_asan/array.c:2646:9
      #39 0x5f94f569f497 in vm_call_cfunc_with_frame_ /tmp/ruby/src/trunk_asan/vm_insnhelper.c:3784:11
      #40 0x5f94f563d429 in vm_sendish /tmp/ruby/src/trunk_asan/vm_insnhelper.c:5991:15
      #41 0x5f94f563d429 in vm_exec_core /tmp/ruby/build/trunk_asan/../../src/trunk_asan/insns.def:851:11
      #42 0x5f94f5631536 in rb_vm_exec /tmp/ruby/src/trunk_asan/vm.c:2621:22
      #43 0x5f94f567898a in rb_iseq_eval /tmp/ruby/src/trunk_asan/vm.c:2878:11
      #44 0x5f94f53845ab in load_iseq_eval /tmp/ruby/src/trunk_asan/load.c:873:9
      #45 0x5f94f537a2da in rb_load_internal /tmp/ruby/src/trunk_asan/load.c:951:9
      #46 0x5f94f53808c9 in load_entrypoint_internal /tmp/ruby/src/trunk_asan/load.c:993:5
      #47 0x5f94f53808c9 in rb_f_load /tmp/ruby/src/trunk_asan/load.c:1047:12
      #48 0x5f94f569f497 in vm_call_cfunc_with_frame_ /tmp/ruby/src/trunk_asan/vm_insnhelper.c:3784:11
      #49 0x5f94f5642b5b in vm_sendish /tmp/ruby/src/trunk_asan/vm_insnhelper.c:5991:15
      #50 0x5f94f5642b5b in vm_exec_core /tmp/ruby/build/trunk_asan/../../src/trunk_asan/insns.def:899:11
      #51 0x5f94f5631536 in rb_vm_exec /tmp/ruby/src/trunk_asan/vm.c:2621:22
      #52 0x5f94f56bf1c1 in invoke_iseq_block_from_c /tmp/ruby/src/trunk_asan/vm.c:1651:12
      #53 0x5f94f56bf1c1 in invoke_block_from_c_bh /tmp/ruby/src/trunk_asan/vm.c:1665:20
      #54 0x5f94f566a3ca in vm_yield_with_cref /tmp/ruby/src/trunk_asan/vm.c:1702:12
      #55 0x5f94f566a3ca in yield_under /tmp/ruby/src/trunk_asan/vm_eval.c:2217:12
      #56 0x5f94f569f497 in vm_call_cfunc_with_frame_ /tmp/ruby/src/trunk_asan/vm_insnhelper.c:3784:11
      #57 0x5f94f563d429 in vm_sendish /tmp/ruby/src/trunk_asan/vm_insnhelper.c:5991:15
      #58 0x5f94f563d429 in vm_exec_core /tmp/ruby/build/trunk_asan/../../src/trunk_asan/insns.def:851:11
      #59 0x5f94f563192a in vm_exec_loop /tmp/ruby/src/trunk_asan/vm.c:2648:22
      #60 0x5f94f563192a in rb_vm_exec /tmp/ruby/src/trunk_asan/vm.c:2627:18
      #61 0x5f94f56794f7 in rb_iseq_eval_main /tmp/ruby/src/trunk_asan/vm.c:2901:11
      #62 0x5f94f526fcc9 in rb_ec_exec_node /tmp/ruby/src/trunk_asan/eval.c:282:9
      #63 0x5f94f526fcc9 in ruby_run_node /tmp/ruby/src/trunk_asan/eval.c:320:30
      #64 0x5f94f5268c36 in rb_main /tmp/ruby/src/trunk_asan/main.c:42:12
      #65 0x5f94f5268c36 in main /tmp/ruby/src/trunk_asan/main.c:62:12
      #66 0x7ad63462a1c9 in __libc_start_call_main csu/../sysdeps/nptl/libc_start_call_main.h:58:16
      #67 0x7ad63462a28a in __libc_start_main csu/../csu/libc-start.c:360:3
      #68 0x5f94f518ca04 in _start (/tmp/ruby/build/trunk_asan/ruby+0x16ba04) (BuildId: aebff23e3126a903fb2c17d37deb877e6a461f27)
  Address 0x7ad631a32b90 is a wild pointer inside of access range of size 0x000000000008.
  SUMMARY: AddressSanitizer: use-after-poison /tmp/ruby/src/trunk_asan/include/ruby/internal/value_type.h:191:30 in RB_BUILTIN_TYPE
  Shadow bytes around the buggy address:
    0x7ad631a32900: f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7
    0x7ad631a32980: f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7
    0x7ad631a32a00: f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7
    0x7ad631a32a80: f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7
    0x7ad631a32b00: f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7
  =>0x7ad631a32b80: f7 f7[f7]f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7
    0x7ad631a32c00: f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7
    0x7ad631a32c80: f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7
    0x7ad631a32d00: f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7
    0x7ad631a32d80: f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7
    0x7ad631a32e00: f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7
  Shadow byte legend (one shadow byte represents 8 application bytes):
    Addressable:           00
    Partially addressable: 01 02 03 04 05 06 07 
    Heap left redzone:       fa
    Freed heap region:       fd
    Stack left redzone:      f1
    Stack mid redzone:       f2
    Stack right redzone:     f3
    Stack after return:      f5
    Stack use after scope:   f8
    Global redzone:          f9
    Global init order:       f6
    Poisoned by user:        f7
    Container overflow:      fc
    Array cookie:            ac
    Intra object redzone:    bb
    ASan internal:           fe
    Left alloca redzone:     ca
    Right alloca redzone:    cb
  ==4120555==ABORTING
  /tmp/ruby/src/trunk_asan/spec/ruby/shared/process/fork.rb:38: [BUG] ASAN error
  ruby 3.5.0dev (2025-07-29T01:42:18Z master 2a6b469f03) +PRISM [x86_64-linux]
  -- Control frame information -----------------------------------------------
  c:0027 p:---- s:0131 e:000130 CFUNC  :fork
  c:0026 p:0006 s:0127 e:000126 BLOCK  /tmp/ruby/src/trunk_asan/spec/ruby/shared/process/fork.rb:38 [FINISH]
  c:0025 p:---- s:0121 e:000120 CFUNC  :instance_exec
  c:0024 p:0009 s:0117 e:000116 METHOD /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/mspec.rb:117
  c:0023 p:0009 s:0109 e:000108 BLOCK  /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/context.rb:176 [FINISH]
  c:0022 p:---- s:0105 e:000104 CFUNC  :all?
  c:0021 p:0027 s:0101 e:000100 METHOD /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/context.rb:176
  c:0020 p:0047 s:0094 e:000093 BLOCK  /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/context.rb:212
  c:0019 p:0010 s:0089 e:000088 METHOD /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/mspec.rb:285
  c:0018 p:0005 s:0085 e:000084 BLOCK  /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/context.rb:204 [FINISH]
  c:0017 p:---- s:0081 e:000080 CFUNC  :each
  c:0016 p:0058 s:0077 E:000e90 METHOD /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/context.rb:203
  c:0015 p:0065 s:0073 e:000072 METHOD /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/mspec.rb:56
  c:0014 p:0015 s:0065 e:000064 METHOD /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/object.rb:11
  c:0013 p:0018 s:0058 E:000e00 TOP    /tmp/ruby/src/trunk_asan/spec/ruby/core/process/fork_spec.rb:4 [FINISH]
  c:0012 p:---- s:0055 e:000054 CFUNC  :load
  c:0011 p:0006 s:0050 e:000049 BLOCK  /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/mspec.rb:100 [FINISH]
  c:0010 p:---- s:0047 e:000046 CFUNC  :instance_exec
  c:0009 p:0009 s:0043 e:000042 METHOD /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/mspec.rb:117
  c:0008 p:0029 s:0035 e:000034 BLOCK  /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/mspec.rb:100
  c:0007 p:0033 s:0031 e:000030 METHOD /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/mspec.rb:77
  c:0006 p:0004 s:0024 e:000023 METHOD /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/mspec.rb:96
  c:0005 p:0021 s:0020 e:000019 METHOD /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/mspec.rb:64
  c:0004 p:0024 s:0016 e:000015 METHOD /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/commands/mspec-run.rb:84
  c:0003 p:0062 s:0012 e:000011 METHOD /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/utils/script.rb:297
  c:0002 p:0023 s:0006 e:000005 EVAL   /tmp/ruby/src/trunk_asan/spec/mspec/bin/mspec-run:7 [FINISH]
  c:0001 p:0000 s:0003 E:001de0 DUMMY  [FINISH]
  -- Ruby level backtrace information ----------------------------------------
  /tmp/ruby/src/trunk_asan/spec/mspec/bin/mspec-run:7:in '<main>'
  /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/utils/script.rb:297:in 'main'
  /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/commands/mspec-run.rb:84:in 'run'
  /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/mspec.rb:64:in 'process'
  /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/mspec.rb:96:in 'files'
  /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/mspec.rb:77:in 'each_file'
  /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/mspec.rb:100:in 'block in files'
  /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/mspec.rb:117:in 'protect'
  /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/mspec.rb:117:in 'instance_exec'
  /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/mspec.rb:100:in 'block (2 levels) in files'
  /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/mspec.rb:100:in 'load'
  /tmp/ruby/src/trunk_asan/spec/ruby/core/process/fork_spec.rb:4:in '<top (required)>'
  /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/object.rb:11:in 'describe'
  /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/mspec.rb:56:in 'describe'
  /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/context.rb:203:in 'process'
  /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/context.rb:203:in 'each'
  /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/context.rb:204:in 'block in process'
  /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/mspec.rb:285:in 'repeat'
  /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/context.rb:212:in 'block (2 levels) in process'
  /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/context.rb:176:in 'protect'
  /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/context.rb:176:in 'all?'
  /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/context.rb:176:in 'block in protect'
  /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/mspec.rb:117:in 'protect'
  /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/mspec.rb:117:in 'instance_exec'
  /tmp/ruby/src/trunk_asan/spec/ruby/shared/process/fork.rb:38:in 'block (3 levels) in <top (required)>'
  /tmp/ruby/src/trunk_asan/spec/ruby/shared/process/fork.rb:38:in 'fork'
  -- Threading information ---------------------------------------------------
  Total ractor count: 1
  Ruby thread count for this ractor: 1
  -- C level backtrace information -------------------------------------------
  /tmp/ruby/build/trunk_asan/ruby(___interceptor_backtrace) [0x5f94f51d2de9]
  /tmp/ruby/build/trunk_asan/ruby(rb_print_backtrace+0x14) [0x5f94f5b21e08] /tmp/ruby/src/trunk_asan/vm_dump.c:843
  /tmp/ruby/build/trunk_asan/ruby(rb_vm_bugreport) /tmp/ruby/src/trunk_asan/vm_dump.c:1175
  /tmp/ruby/build/trunk_asan/ruby(rb_bug_without_die_internal+0x2c5) [0x5f94f5a67215] /tmp/ruby/src/trunk_asan/error.c:1097
  /tmp/ruby/build/trunk_asan/ruby(rb_bug_without_die+0x12c) [0x5f94f5a66eac] /tmp/ruby/src/trunk_asan/error.c:1106
  /tmp/ruby/build/trunk_asan/ruby(0x5f94f524f30a) [0x5f94f524f30a]
  /tmp/ruby/build/trunk_asan/ruby(0x5f94f522fd8f) [0x5f94f522fd8f]
  /tmp/ruby/build/trunk_asan/ruby(0x5f94f5232e1d) [0x5f94f5232e1d]
  /tmp/ruby/build/trunk_asan/ruby(__asan_report_load8) [0x5f94f5233b7c]
  /tmp/ruby/build/trunk_asan/ruby(rb_objspace_call_finalizer+0xfec) [0x5f94f52a04bc] /tmp/ruby/src/trunk_asan/include/ruby/internal/value_type.h:191
  /tmp/ruby/build/trunk_asan/ruby(rb_ec_finalize+0x2a) [0x5f94f526f1b3] /tmp/ruby/src/trunk_asan/eval.c:165
  /tmp/ruby/build/trunk_asan/ruby(rb_ec_cleanup) /tmp/ruby/src/trunk_asan/eval.c:256
  /tmp/ruby/build/trunk_asan/ruby(ruby_cleanup+0x104) [0x5f94f526e8a4] /tmp/ruby/src/trunk_asan/eval.c:179
  /tmp/ruby/build/trunk_asan/ruby(ruby_stop+0xb) [0x5f94f526f7bb] /tmp/ruby/src/trunk_asan/eval.c:291
  /tmp/ruby/build/trunk_asan/ruby(rb_f_fork+0x16d) [0x5f94f5414a2d] /tmp/ruby/src/trunk_asan/process.c:4291
  /tmp/ruby/build/trunk_asan/ruby(vm_cfp_consistent_p+0x0) [0x5f94f569f498] /tmp/ruby/src/trunk_asan/vm_insnhelper.c:3784
  /tmp/ruby/build/trunk_asan/ruby(vm_call_cfunc_with_frame_) /tmp/ruby/src/trunk_asan/vm_insnhelper.c:3786
  /tmp/ruby/build/trunk_asan/ruby(vm_sendish+0x149) [0x5f94f563d42a] /tmp/ruby/src/trunk_asan/vm_insnhelper.c:5991
  /tmp/ruby/build/trunk_asan/ruby(vm_exec_core) ../../src/trunk_asan/insns.def:851
  /tmp/ruby/build/trunk_asan/ruby(rb_vm_exec+0x4e7) [0x5f94f5631537] /tmp/ruby/src/trunk_asan/vm.c:2621
  /tmp/ruby/build/trunk_asan/ruby(invoke_iseq_block_from_c+0x701) [0x5f94f56bf1c2] /tmp/ruby/src/trunk_asan/vm.c:1651
  /tmp/ruby/build/trunk_asan/ruby(invoke_block_from_c_bh) /tmp/ruby/src/trunk_asan/vm.c:1665
  /tmp/ruby/build/trunk_asan/ruby(vm_yield_with_cref+0xc9) [0x5f94f566a3cb] /tmp/ruby/src/trunk_asan/vm.c:1702
  /tmp/ruby/build/trunk_asan/ruby(yield_under) /tmp/ruby/src/trunk_asan/vm_eval.c:2217
  /tmp/ruby/build/trunk_asan/ruby(vm_cfp_consistent_p+0x0) [0x5f94f569f498] /tmp/ruby/src/trunk_asan/vm_insnhelper.c:3784
  /tmp/ruby/build/trunk_asan/ruby(vm_call_cfunc_with_frame_) /tmp/ruby/src/trunk_asan/vm_insnhelper.c:3786
  /tmp/ruby/build/trunk_asan/ruby(vm_sendish+0x149) [0x5f94f563d42a] /tmp/ruby/src/trunk_asan/vm_insnhelper.c:5991
  /tmp/ruby/build/trunk_asan/ruby(vm_exec_core) ../../src/trunk_asan/insns.def:851
  /tmp/ruby/build/trunk_asan/ruby(rb_vm_exec+0x4e7) [0x5f94f5631537] /tmp/ruby/src/trunk_asan/vm.c:2621
  /tmp/ruby/build/trunk_asan/ruby(invoke_iseq_block_from_c+0x701) [0x5f94f56bf1c2] /tmp/ruby/src/trunk_asan/vm.c:1651
  /tmp/ruby/build/trunk_asan/ruby(invoke_block_from_c_bh) /tmp/ruby/src/trunk_asan/vm.c:1665
  /tmp/ruby/build/trunk_asan/ruby(vm_yield_with_cref+0x11) [0x5f94f56626f8] /tmp/ruby/src/trunk_asan/vm.c:1702
  /tmp/ruby/build/trunk_asan/ruby(vm_yield) /tmp/ruby/src/trunk_asan/vm.c:1710
  /tmp/ruby/build/trunk_asan/ruby(rb_yield_0) /tmp/ruby/src/trunk_asan/vm_eval.c:1362
  /tmp/ruby/build/trunk_asan/ruby(rb_yield) /tmp/ruby/src/trunk_asan/vm_eval.c:0
  /tmp/ruby/build/trunk_asan/ruby(rb_ary_all_p+0x21e) [0x5f94f5833ffe] /tmp/ruby/src/trunk_asan/array.c:7892
  /tmp/ruby/build/trunk_asan/ruby(vm_cfp_consistent_p+0x0) [0x5f94f569f498] /tmp/ruby/src/trunk_asan/vm_insnhelper.c:3784
  /tmp/ruby/build/trunk_asan/ruby(vm_call_cfunc_with_frame_) /tmp/ruby/src/trunk_asan/vm_insnhelper.c:3786
  /tmp/ruby/build/trunk_asan/ruby(vm_sendish+0x149) [0x5f94f563d42a] /tmp/ruby/src/trunk_asan/vm_insnhelper.c:5991
  /tmp/ruby/build/trunk_asan/ruby(vm_exec_core) ../../src/trunk_asan/insns.def:851
  /tmp/ruby/build/trunk_asan/ruby(rb_vm_exec+0x4e7) [0x5f94f5631537] /tmp/ruby/src/trunk_asan/vm.c:2621
  /tmp/ruby/build/trunk_asan/ruby(invoke_iseq_block_from_c+0x701) [0x5f94f56bf1c2] /tmp/ruby/src/trunk_asan/vm.c:1651
  /tmp/ruby/build/trunk_asan/ruby(invoke_block_from_c_bh) /tmp/ruby/src/trunk_asan/vm.c:1665
  /tmp/ruby/build/trunk_asan/ruby(vm_yield_with_cref+0x11) [0x5f94f56626f8] /tmp/ruby/src/trunk_asan/vm.c:1702
  /tmp/ruby/build/trunk_asan/ruby(vm_yield) /tmp/ruby/src/trunk_asan/vm.c:1710
  /tmp/ruby/build/trunk_asan/ruby(rb_yield_0) /tmp/ruby/src/trunk_asan/vm_eval.c:1362
  /tmp/ruby/build/trunk_asan/ruby(rb_yield) /tmp/ruby/src/trunk_asan/vm_eval.c:0
  /tmp/ruby/build/trunk_asan/ruby(rb_ary_each+0xba) [0x5f94f581779a] /tmp/ruby/src/trunk_asan/array.c:2646
  /tmp/ruby/build/trunk_asan/ruby(vm_cfp_consistent_p+0x0) [0x5f94f569f498] /tmp/ruby/src/trunk_asan/vm_insnhelper.c:3784
  /tmp/ruby/build/trunk_asan/ruby(vm_call_cfunc_with_frame_) /tmp/ruby/src/trunk_asan/vm_insnhelper.c:3786
  /tmp/ruby/build/trunk_asan/ruby(vm_sendish+0x149) [0x5f94f563d42a] /tmp/ruby/src/trunk_asan/vm_insnhelper.c:5991
  /tmp/ruby/build/trunk_asan/ruby(vm_exec_core) ../../src/trunk_asan/insns.def:851
  /tmp/ruby/build/trunk_asan/ruby(rb_vm_exec+0x4e7) [0x5f94f5631537] /tmp/ruby/src/trunk_asan/vm.c:2621
  /tmp/ruby/build/trunk_asan/ruby(rb_iseq_eval+0x10b) [0x5f94f567898b] /tmp/ruby/src/trunk_asan/vm.c:2878
  /tmp/ruby/build/trunk_asan/ruby(load_iseq_eval+0x74c) [0x5f94f53845ac] /tmp/ruby/src/trunk_asan/load.c:873
  /tmp/ruby/build/trunk_asan/ruby(raise_load_if_failed+0x0) [0x5f94f537a2db] /tmp/ruby/src/trunk_asan/load.c:951
  /tmp/ruby/build/trunk_asan/ruby(rb_load_internal) /tmp/ruby/src/trunk_asan/load.c:953
  /tmp/ruby/build/trunk_asan/ruby(rb_f_load+0xda) [0x5f94f53808ca] /tmp/ruby/src/trunk_asan/load.c:993
  /tmp/ruby/build/trunk_asan/ruby(vm_cfp_consistent_p+0x0) [0x5f94f569f498] /tmp/ruby/src/trunk_asan/vm_insnhelper.c:3784
  /tmp/ruby/build/trunk_asan/ruby(vm_call_cfunc_with_frame_) /tmp/ruby/src/trunk_asan/vm_insnhelper.c:3786
  /tmp/ruby/build/trunk_asan/ruby(vm_sendish+0x251) [0x5f94f5642b5c] /tmp/ruby/src/trunk_asan/vm_insnhelper.c:5991
  /tmp/ruby/build/trunk_asan/ruby(vm_exec_core) ../../src/trunk_asan/insns.def:899
  /tmp/ruby/build/trunk_asan/ruby(rb_vm_exec+0x4e7) [0x5f94f5631537] /tmp/ruby/src/trunk_asan/vm.c:2621
  /tmp/ruby/build/trunk_asan/ruby(invoke_iseq_block_from_c+0x701) [0x5f94f56bf1c2] /tmp/ruby/src/trunk_asan/vm.c:1651
  /tmp/ruby/build/trunk_asan/ruby(invoke_block_from_c_bh) /tmp/ruby/src/trunk_asan/vm.c:1665
  /tmp/ruby/build/trunk_asan/ruby(vm_yield_with_cref+0xc9) [0x5f94f566a3cb] /tmp/ruby/src/trunk_asan/vm.c:1702
  /tmp/ruby/build/trunk_asan/ruby(yield_under) /tmp/ruby/src/trunk_asan/vm_eval.c:2217
  /tmp/ruby/build/trunk_asan/ruby(vm_cfp_consistent_p+0x0) [0x5f94f569f498] /tmp/ruby/src/trunk_asan/vm_insnhelper.c:3784
  /tmp/ruby/build/trunk_asan/ruby(vm_call_cfunc_with_frame_) /tmp/ruby/src/trunk_asan/vm_insnhelper.c:3786
  /tmp/ruby/build/trunk_asan/ruby(vm_sendish+0x149) [0x5f94f563d42a] /tmp/ruby/src/trunk_asan/vm_insnhelper.c:5991
  /tmp/ruby/build/trunk_asan/ruby(vm_exec_core) ../../src/trunk_asan/insns.def:851
  /tmp/ruby/build/trunk_asan/ruby(vm_exec_loop+0x198) [0x5f94f563192b] /tmp/ruby/src/trunk_asan/vm.c:2648
  /tmp/ruby/build/trunk_asan/ruby(rb_vm_exec) /tmp/ruby/src/trunk_asan/vm.c:2627
  /tmp/ruby/build/trunk_asan/ruby(rb_iseq_eval_main+0x298) [0x5f94f56794f8] /tmp/ruby/src/trunk_asan/vm.c:2901
  /tmp/ruby/build/trunk_asan/ruby(rb_ec_exec_node+0x142) [0x5f94f526fcca] /tmp/ruby/src/trunk_asan/eval.c:282
  /tmp/ruby/build/trunk_asan/ruby(ruby_run_node) /tmp/ruby/src/trunk_asan/eval.c:320
  /tmp/ruby/build/trunk_asan/ruby(rb_main+0x25) [0x5f94f5268c37] /tmp/ruby/src/trunk_asan/main.c:42
  /tmp/ruby/build/trunk_asan/ruby(main) /tmp/ruby/src/trunk_asan/main.c:62
  /lib/x86_64-linux-gnu/libc.so.6(__libc_start_call_main+0x7a) [0x7ad63462a1ca] ../sysdeps/nptl/libc_start_call_main.h:58
  /lib/x86_64-linux-gnu/libc.so.6(call_init+0x0) [0x7ad63462a28b] ../csu/libc-start.c:360
  /lib/x86_64-linux-gnu/libc.so.6(__libc_start_main_impl) ../csu/libc-start.c:347
  /lib/x86_64-linux-gnu/libc.so.6(__libc_start_main) (null):0
  /tmp/ruby/build/trunk_asan/ruby(_start) [0x5f94f518ca05]
  -- Other runtime information -----------------------------------------------
  =================================================================
  ==4120760==ERROR: AddressSanitizer: use-after-poison on address 0x7ad631a32b90 at pc 0x5f94f52a04bc bp 0x7fff6812c7d0 sp 0x7fff6812c7c8
  READ of size 8 at 0x7ad631a32b90 thread T0
      #0 0x5f94f52a04bb in RB_BUILTIN_TYPE /tmp/ruby/src/trunk_asan/include/ruby/internal/value_type.h:191:30
      #1 0x5f94f52a04bb in rb_gc_shutdown_call_finalizer_p /tmp/ruby/src/trunk_asan/gc.c:357:18
      #2 0x5f94f52a04bb in rb_gc_impl_shutdown_call_finalizer /tmp/ruby/src/trunk_asan/gc/default/default.c:3045:21
      #3 0x5f94f52a04bb in rb_objspace_call_finalizer /tmp/ruby/src/trunk_asan/gc.c:1739:5
      #4 0x5f94f526f1b2 in rb_ec_finalize /tmp/ruby/src/trunk_asan/eval.c:165:5
      #5 0x5f94f526f1b2 in rb_ec_cleanup /tmp/ruby/src/trunk_asan/eval.c:256:5
      #6 0x5f94f526e8a3 in ruby_cleanup /tmp/ruby/src/trunk_asan/eval.c:179:12
      #7 0x5f94f526f7ba in ruby_stop /tmp/ruby/src/trunk_asan/eval.c:291:10
      #8 0x5f94f5414a2c in rb_f_fork /tmp/ruby/src/trunk_asan/process.c:4291:13
      #9 0x5f94f569f497 in vm_call_cfunc_with_frame_ /tmp/ruby/src/trunk_asan/vm_insnhelper.c:3784:11
      #10 0x5f94f563d429 in vm_sendish /tmp/ruby/src/trunk_asan/vm_insnhelper.c:5991:15
      #11 0x5f94f563d429 in vm_exec_core /tmp/ruby/build/trunk_asan/../../src/trunk_asan/insns.def:851:11
      #12 0x5f94f5631536 in rb_vm_exec /tmp/ruby/src/trunk_asan/vm.c:2621:22
      #13 0x5f94f56bf1c1 in invoke_iseq_block_from_c /tmp/ruby/src/trunk_asan/vm.c:1651:12
      #14 0x5f94f56bf1c1 in invoke_block_from_c_bh /tmp/ruby/src/trunk_asan/vm.c:1665:20
      #15 0x5f94f566a3ca in vm_yield_with_cref /tmp/ruby/src/trunk_asan/vm.c:1702:12
      #16 0x5f94f566a3ca in yield_under /tmp/ruby/src/trunk_asan/vm_eval.c:2217:12
      #17 0x5f94f569f497 in vm_call_cfunc_with_frame_ /tmp/ruby/src/trunk_asan/vm_insnhelper.c:3784:11
      #18 0x5f94f563d429 in vm_sendish /tmp/ruby/src/trunk_asan/vm_insnhelper.c:5991:15
      #19 0x5f94f563d429 in vm_exec_core /tmp/ruby/build/trunk_asan/../../src/trunk_asan/insns.def:851:11
      #20 0x5f94f5631536 in rb_vm_exec /tmp/ruby/src/trunk_asan/vm.c:2621:22
      #21 0x5f94f56bf1c1 in invoke_iseq_block_from_c /tmp/ruby/src/trunk_asan/vm.c:1651:12
      #22 0x5f94f56bf1c1 in invoke_block_from_c_bh /tmp/ruby/src/trunk_asan/vm.c:1665:20
      #23 0x5f94f56626f7 in vm_yield_with_cref /tmp/ruby/src/trunk_asan/vm.c:1702:12
      #24 0x5f94f56626f7 in vm_yield /tmp/ruby/src/trunk_asan/vm.c:1710:12
      #25 0x5f94f56626f7 in rb_yield_0 /tmp/ruby/src/trunk_asan/vm_eval.c:1362:12
      #26 0x5f94f56626f7 in rb_yield /tmp/ruby/src/trunk_asan/vm_eval.c
      #27 0x5f94f5833ffd in rb_ary_all_p /tmp/ruby/src/trunk_asan/array.c:7892:24
      #28 0x5f94f569f497 in vm_call_cfunc_with_frame_ /tmp/ruby/src/trunk_asan/vm_insnhelper.c:3784:11
      #29 0x5f94f563d429 in vm_sendish /tmp/ruby/src/trunk_asan/vm_insnhelper.c:5991:15
      #30 0x5f94f563d429 in vm_exec_core /tmp/ruby/build/trunk_asan/../../src/trunk_asan/insns.def:851:11
      #31 0x5f94f5631536 in rb_vm_exec /tmp/ruby/src/trunk_asan/vm.c:2621:22
      #32 0x5f94f56bf1c1 in invoke_iseq_block_from_c /tmp/ruby/src/trunk_asan/vm.c:1651:12
      #33 0x5f94f56bf1c1 in invoke_block_from_c_bh /tmp/ruby/src/trunk_asan/vm.c:1665:20
      #34 0x5f94f56626f7 in vm_yield_with_cref /tmp/ruby/src/trunk_asan/vm.c:1702:12
      #35 0x5f94f56626f7 in vm_yield /tmp/ruby/src/trunk_asan/vm.c:1710:12
      #36 0x5f94f56626f7 in rb_yield_0 /tmp/ruby/src/trunk_asan/vm_eval.c:1362:12
      #37 0x5f94f56626f7 in rb_yield /tmp/ruby/src/trunk_asan/vm_eval.c
      #38 0x5f94f5817799 in rb_ary_each /tmp/ruby/src/trunk_asan/array.c:2646:9
      #39 0x5f94f569f497 in vm_call_cfunc_with_frame_ /tmp/ruby/src/trunk_asan/vm_insnhelper.c:3784:11
      #40 0x5f94f563d429 in vm_sendish /tmp/ruby/src/trunk_asan/vm_insnhelper.c:5991:15
      #41 0x5f94f563d429 in vm_exec_core /tmp/ruby/build/trunk_asan/../../src/trunk_asan/insns.def:851:11
      #42 0x5f94f5631536 in rb_vm_exec /tmp/ruby/src/trunk_asan/vm.c:2621:22
      #43 0x5f94f567898a in rb_iseq_eval /tmp/ruby/src/trunk_asan/vm.c:2878:11
      #44 0x5f94f53845ab in load_iseq_eval /tmp/ruby/src/trunk_asan/load.c:873:9
      #45 0x5f94f537a2da in rb_load_internal /tmp/ruby/src/trunk_asan/load.c:951:9
      #46 0x5f94f53808c9 in load_entrypoint_internal /tmp/ruby/src/trunk_asan/load.c:993:5
      #47 0x5f94f53808c9 in rb_f_load /tmp/ruby/src/trunk_asan/load.c:1047:12
      #48 0x5f94f569f497 in vm_call_cfunc_with_frame_ /tmp/ruby/src/trunk_asan/vm_insnhelper.c:3784:11
      #49 0x5f94f5642b5b in vm_sendish /tmp/ruby/src/trunk_asan/vm_insnhelper.c:5991:15
      #50 0x5f94f5642b5b in vm_exec_core /tmp/ruby/build/trunk_asan/../../src/trunk_asan/insns.def:899:11
      #51 0x5f94f5631536 in rb_vm_exec /tmp/ruby/src/trunk_asan/vm.c:2621:22
      #52 0x5f94f56bf1c1 in invoke_iseq_block_from_c /tmp/ruby/src/trunk_asan/vm.c:1651:12
      #53 0x5f94f56bf1c1 in invoke_block_from_c_bh /tmp/ruby/src/trunk_asan/vm.c:1665:20
      #54 0x5f94f566a3ca in vm_yield_with_cref /tmp/ruby/src/trunk_asan/vm.c:1702:12
      #55 0x5f94f566a3ca in yield_under /tmp/ruby/src/trunk_asan/vm_eval.c:2217:12
      #56 0x5f94f569f497 in vm_call_cfunc_with_frame_ /tmp/ruby/src/trunk_asan/vm_insnhelper.c:3784:11
      #57 0x5f94f563d429 in vm_sendish /tmp/ruby/src/trunk_asan/vm_insnhelper.c:5991:15
      #58 0x5f94f563d429 in vm_exec_core /tmp/ruby/build/trunk_asan/../../src/trunk_asan/insns.def:851:11
      #59 0x5f94f563192a in vm_exec_loop /tmp/ruby/src/trunk_asan/vm.c:2648:22
      #60 0x5f94f563192a in rb_vm_exec /tmp/ruby/src/trunk_asan/vm.c:2627:18
      #61 0x5f94f56794f7 in rb_iseq_eval_main /tmp/ruby/src/trunk_asan/vm.c:2901:11
      #62 0x5f94f526fcc9 in rb_ec_exec_node /tmp/ruby/src/trunk_asan/eval.c:282:9
      #63 0x5f94f526fcc9 in ruby_run_node /tmp/ruby/src/trunk_asan/eval.c:320:30
      #64 0x5f94f5268c36 in rb_main /tmp/ruby/src/trunk_asan/main.c:42:12
      #65 0x5f94f5268c36 in main /tmp/ruby/src/trunk_asan/main.c:62:12
      #66 0x7ad63462a1c9 in __libc_start_call_main csu/../sysdeps/nptl/libc_start_call_main.h:58:16
      #67 0x7ad63462a28a in __libc_start_main csu/../csu/libc-start.c:360:3
      #68 0x5f94f518ca04 in _start (/tmp/ruby/build/trunk_asan/ruby+0x16ba04) (BuildId: aebff23e3126a903fb2c17d37deb877e6a461f27)
  Address 0x7ad631a32b90 is a wild pointer inside of access range of size 0x000000000008.
  SUMMARY: AddressSanitizer: use-after-poison /tmp/ruby/src/trunk_asan/include/ruby/internal/value_type.h:191:30 in RB_BUILTIN_TYPE
  Shadow bytes around the buggy address:
    0x7ad631a32900: f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7
    0x7ad631a32980: f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7
    0x7ad631a32a00: f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7
    0x7ad631a32a80: f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7
    0x7ad631a32b00: f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7
  =>0x7ad631a32b80: f7 f7[f7]f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7
    0x7ad631a32c00: f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7
    0x7ad631a32c80: f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7
    0x7ad631a32d00: f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7
    0x7ad631a32d80: f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7
    0x7ad631a32e00: f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7
  Shadow byte legend (one shadow byte represents 8 application bytes):
    Addressable:           00
    Partially addressable: 01 02 03 04 05 06 07 
    Heap left redzone:       fa
    Freed heap region:       fd
    Stack left redzone:      f1
    Stack mid redzone:       f2
    Stack right redzone:     f3
    Stack after return:      f5
    Stack use after scope:   f8
    Global redzone:          f9
    Global init order:       f6
    Poisoned by user:        f7
    Container overflow:      fc
    Array cookie:            ac
    Intra object redzone:    bb
    ASan internal:           fe
    Left alloca redzone:     ca
    Right alloca redzone:    cb
  ==4120760==ABORTING
  /tmp/ruby/src/trunk_asan/spec/ruby/shared/process/fork.rb:50: [BUG] ASAN error
  ruby 3.5.0dev (2025-07-29T01:42:18Z master 2a6b469f03) +PRISM [x86_64-linux]
  -- Control frame information -----------------------------------------------
  c:0027 p:---- s:0131 e:000130 CFUNC  :fork
  c:0026 p:0006 s:0127 e:000126 BLOCK  /tmp/ruby/src/trunk_asan/spec/ruby/shared/process/fork.rb:50 [FINISH]
  c:0025 p:---- s:0121 e:000120 CFUNC  :instance_exec
  c:0024 p:0009 s:0117 e:000116 METHOD /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/mspec.rb:117
  c:0023 p:0009 s:0109 e:000108 BLOCK  /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/context.rb:176 [FINISH]
  c:0022 p:---- s:0105 e:000104 CFUNC  :all?
  c:0021 p:0027 s:0101 e:000100 METHOD /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/context.rb:176
  c:0020 p:0047 s:0094 e:000093 BLOCK  /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/context.rb:212
  c:0019 p:0010 s:0089 e:000088 METHOD /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/mspec.rb:285
  c:0018 p:0005 s:0085 e:000084 BLOCK  /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/context.rb:204 [FINISH]
  c:0017 p:---- s:0081 e:000080 CFUNC  :each
  c:0016 p:0058 s:0077 E:000e90 METHOD /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/context.rb:203
  c:0015 p:0065 s:0073 e:000072 METHOD /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/mspec.rb:56
  c:0014 p:0015 s:0065 e:000064 METHOD /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/object.rb:11
  c:0013 p:0018 s:0058 E:000e00 TOP    /tmp/ruby/src/trunk_asan/spec/ruby/core/process/fork_spec.rb:4 [FINISH]
  c:0012 p:---- s:0055 e:000054 CFUNC  :load
  c:0011 p:0006 s:0050 e:000049 BLOCK  /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/mspec.rb:100 [FINISH]
  c:0010 p:---- s:0047 e:000046 CFUNC  :instance_exec
  c:0009 p:0009 s:0043 e:000042 METHOD /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/mspec.rb:117
  c:0008 p:0029 s:0035 e:000034 BLOCK  /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/mspec.rb:100
  c:0007 p:0033 s:0031 e:000030 METHOD /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/mspec.rb:77
  c:0006 p:0004 s:0024 e:000023 METHOD /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/mspec.rb:96
  c:0005 p:0021 s:0020 e:000019 METHOD /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/mspec.rb:64
  c:0004 p:0024 s:0016 e:000015 METHOD /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/commands/mspec-run.rb:84
  c:0003 p:0062 s:0012 e:000011 METHOD /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/utils/script.rb:297
  c:0002 p:0023 s:0006 e:000005 EVAL   /tmp/ruby/src/trunk_asan/spec/mspec/bin/mspec-run:7 [FINISH]
  c:0001 p:0000 s:0003 E:001de0 DUMMY  [FINISH]
  -- Ruby level backtrace information ----------------------------------------
  /tmp/ruby/src/trunk_asan/spec/mspec/bin/mspec-run:7:in '<main>'
  /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/utils/script.rb:297:in 'main'
  /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/commands/mspec-run.rb:84:in 'run'
  /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/mspec.rb:64:in 'process'
  /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/mspec.rb:96:in 'files'
  /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/mspec.rb:77:in 'each_file'
  /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/mspec.rb:100:in 'block in files'
  /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/mspec.rb:117:in 'protect'
  /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/mspec.rb:117:in 'instance_exec'
  /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/mspec.rb:100:in 'block (2 levels) in files'
  /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/mspec.rb:100:in 'load'
  /tmp/ruby/src/trunk_asan/spec/ruby/core/process/fork_spec.rb:4:in '<top (required)>'
  /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/object.rb:11:in 'describe'
  /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/mspec.rb:56:in 'describe'
  /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/context.rb:203:in 'process'
  /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/context.rb:203:in 'each'
  /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/context.rb:204:in 'block in process'
  /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/mspec.rb:285:in 'repeat'
  /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/context.rb:212:in 'block (2 levels) in process'
  /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/context.rb:176:in 'protect'
  /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/context.rb:176:in 'all?'
  /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/context.rb:176:in 'block in protect'
  /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/mspec.rb:117:in 'protect'
  /tmp/ruby/src/trunk_asan/spec/mspec/lib/mspec/runner/mspec.rb:117:in 'instance_exec'
  /tmp/ruby/src/trunk_asan/spec/ruby/shared/process/fork.rb:50:in 'block (3 levels) in <top (required)>'
  /tmp/ruby/src/trunk_asan/spec/ruby/shared/process/fork.rb:50:in 'fork'
  -- Threading information ---------------------------------------------------
  Total ractor count: 1
  Ruby thread count for this ractor: 1
  -- C level backtrace information -------------------------------------------
  /tmp/ruby/build/trunk_asan/ruby(___interceptor_backtrace) [0x5f94f51d2de9]
  /tmp/ruby/build/trunk_asan/ruby(rb_print_backtrace+0x14) [0x5f94f5b21e08] /tmp/ruby/src/trunk_asan/vm_dump.c:843
  /tmp/ruby/build/trunk_asan/ruby(rb_vm_bugreport) /tmp/ruby/src/trunk_asan/vm_dump.c:1175
  /tmp/ruby/build/trunk_asan/ruby(rb_bug_without_die_internal+0x2c5) [0x5f94f5a67215] /tmp/ruby/src/trunk_asan/error.c:1097
  /tmp/ruby/build/trunk_asan/ruby(rb_bug_without_die+0x12c) [0x5f94f5a66eac] /tmp/ruby/src/trunk_asan/error.c:1106
  /tmp/ruby/build/trunk_asan/ruby(0x5f94f524f30a) [0x5f94f524f30a]
  /tmp/ruby/build/trunk_asan/ruby(0x5f94f522fd8f) [0x5f94f522fd8f]
  /tmp/ruby/build/trunk_asan/ruby(0x5f94f5232e1d) [0x5f94f5232e1d]
  /tmp/ruby/build/trunk_asan/ruby(__asan_report_load8) [0x5f94f5233b7c]
  /tmp/ruby/build/trunk_asan/ruby(rb_objspace_call_finalizer+0xfec) [0x5f94f52a04bc] /tmp/ruby/src/trunk_asan/include/ruby/internal/value_type.h:191
  /tmp/ruby/build/trunk_asan/ruby(rb_ec_finalize+0x2a) [0x5f94f526f1b3] /tmp/ruby/src/trunk_asan/eval.c:165
  /tmp/ruby/build/trunk_asan/ruby(rb_ec_cleanup) /tmp/ruby/src/trunk_asan/eval.c:256
  /tmp/ruby/build/trunk_asan/ruby(ruby_cleanup+0x104) [0x5f94f526e8a4] /tmp/ruby/src/trunk_asan/eval.c:179
  /tmp/ruby/build/trunk_asan/ruby(ruby_stop+0xb) [0x5f94f526f7bb] /tmp/ruby/src/trunk_asan/eval.c:291
  /tmp/ruby/build/trunk_asan/ruby(rb_f_fork+0x16d) [0x5f94f5414a2d] /tmp/ruby/src/trunk_asan/process.c:4291
  /tmp/ruby/build/trunk_asan/ruby(vm_cfp_consistent_p+0x0) [0x5f94f569f498] /tmp/ruby/src/trunk_asan/vm_insnhelper.c:3784
  /tmp/ruby/build/trunk_asan/ruby(vm_call_cfunc_with_frame_) /tmp/ruby/src/trunk_asan/vm_insnhelper.c:3786
  /tmp/ruby/build/trunk_asan/ruby(vm_sendish+0x149) [0x5f94f563d42a] /tmp/ruby/src/trunk_asan/vm_insnhelper.c:5991
  /tmp/ruby/build/trunk_asan/ruby(vm_exec_core) ../../src/trunk_asan/insns.def:851
  /tmp/ruby/build/trunk_asan/ruby(rb_vm_exec+0x4e7) [0x5f94f5631537] /tmp/ruby/src/trunk_asan/vm.c:2621
  /tmp/ruby/build/trunk_asan/ruby(invoke_iseq_block_from_c+0x701) [0x5f94f56bf1c2] /tmp/ruby/src/trunk_asan/vm.c:1651
  /tmp/ruby/build/trunk_asan/ruby(invoke_block_from_c_bh) /tmp/ruby/src/trunk_asan/vm.c:1665
  /tmp/ruby/build/trunk_asan/ruby(vm_yield_with_cref+0xc9) [0x5f94f566a3cb] /tmp/ruby/src/trunk_asan/vm.c:1702
  /tmp/ruby/build/trunk_asan/ruby(yield_under) /tmp/ruby/src/trunk_asan/vm_eval.c:2217
  /tmp/ruby/build/trunk_asan/ruby(vm_cfp_consistent_p+0x0) [0x5f94f569f498] /tmp/ruby/src/trunk_asan/vm_insnhelper.c:3784
  /tmp/ruby/build/trunk_asan/ruby(vm_call_cfunc_with_frame_) /tmp/ruby/src/trunk_asan/vm_insnhelper.c:3786
  /tmp/ruby/build/trunk_asan/ruby(vm_sendish+0x149) [0x5f94f563d42a] /tmp/ruby/src/trunk_asan/vm_insnhelper.c:5991
  /tmp/ruby/build/trunk_asan/ruby(vm_exec_core) ../../src/trunk_asan/insns.def:851
  /tmp/ruby/build/trunk_asan/ruby(rb_vm_exec+0x4e7) [0x5f94f5631537] /tmp/ruby/src/trunk_asan/vm.c:2621
  /tmp/ruby/build/trunk_asan/ruby(invoke_iseq_block_from_c+0x701) [0x5f94f56bf1c2] /tmp/ruby/src/trunk_asan/vm.c:1651
  /tmp/ruby/build/trunk_asan/ruby(invoke_block_from_c_bh) /tmp/ruby/src/trunk_asan/vm.c:1665
  /tmp/ruby/build/trunk_asan/ruby(vm_yield_with_cref+0x11) [0x5f94f56626f8] /tmp/ruby/src/trunk_asan/vm.c:1702
  /tmp/ruby/build/trunk_asan/ruby(vm_yield) /tmp/ruby/src/trunk_asan/vm.c:1710
  /tmp/ruby/build/trunk_asan/ruby(rb_yield_0) /tmp/ruby/src/trunk_asan/vm_eval.c:1362
  /tmp/ruby/build/trunk_asan/ruby(rb_yield) /tmp/ruby/src/trunk_asan/vm_eval.c:0
  /tmp/ruby/build/trunk_asan/ruby(rb_ary_all_p+0x21e) [0x5f94f5833ffe] /tmp/ruby/src/trunk_asan/array.c:7892
  /tmp/ruby/build/trunk_asan/ruby(vm_cfp_consistent_p+0x0) [0x5f94f569f498] /tmp/ruby/src/trunk_asan/vm_insnhelper.c:3784
  /tmp/ruby/build/trunk_asan/ruby(vm_call_cfunc_with_frame_) /tmp/ruby/src/trunk_asan/vm_insnhelper.c:3786
  /tmp/ruby/build/trunk_asan/ruby(vm_sendish+0x149) [0x5f94f563d42a] /tmp/ruby/src/trunk_asan/vm_insnhelper.c:5991
  /tmp/ruby/build/trunk_asan/ruby(vm_exec_core) ../../src/trunk_asan/insns.def:851
  /tmp/ruby/build/trunk_asan/ruby(rb_vm_exec+0x4e7) [0x5f94f5631537] /tmp/ruby/src/trunk_asan/vm.c:2621
  /tmp/ruby/build/trunk_asan/ruby(invoke_iseq_block_from_c+0x701) [0x5f94f56bf1c2] /tmp/ruby/src/trunk_asan/vm.c:1651
  /tmp/ruby/build/trunk_asan/ruby(invoke_block_from_c_bh) /tmp/ruby/src/trunk_asan/vm.c:1665
  /tmp/ruby/build/trunk_asan/ruby(vm_yield_with_cref+0x11) [0x5f94f56626f8] /tmp/ruby/src/trunk_asan/vm.c:1702
  /tmp/ruby/build/trunk_asan/ruby(vm_yield) /tmp/ruby/src/trunk_asan/vm.c:1710
  /tmp/ruby/build/trunk_asan/ruby(rb_yield_0) /tmp/ruby/src/trunk_asan/vm_eval.c:1362
  /tmp/ruby/build/trunk_asan/ruby(rb_yield) /tmp/ruby/src/trunk_asan/vm_eval.c:0
  /tmp/ruby/build/trunk_asan/ruby(rb_ary_each+0xba) [0x5f94f581779a] /tmp/ruby/src/trunk_asan/array.c:2646
  /tmp/ruby/build/trunk_asan/ruby(vm_cfp_consistent_p+0x0) [0x5f94f569f498] /tmp/ruby/src/trunk_asan/vm_insnhelper.c:3784
  /tmp/ruby/build/trunk_asan/ruby(vm_call_cfunc_with_frame_) /tmp/ruby/src/trunk_asan/vm_insnhelper.c:3786
  /tmp/ruby/build/trunk_asan/ruby(vm_sendish+0x149) [0x5f94f563d42a] /tmp/ruby/src/trunk_asan/vm_insnhelper.c:5991
  /tmp/ruby/build/trunk_asan/ruby(vm_exec_core) ../../src/trunk_asan/insns.def:851
  /tmp/ruby/build/trunk_asan/ruby(rb_vm_exec+0x4e7) [0x5f94f5631537] /tmp/ruby/src/trunk_asan/vm.c:2621
  /tmp/ruby/build/trunk_asan/ruby(rb_iseq_eval+0x10b) [0x5f94f567898b] /tmp/ruby/src/trunk_asan/vm.c:2878
  /tmp/ruby/build/trunk_asan/ruby(load_iseq_eval+0x74c) [0x5f94f53845ac] /tmp/ruby/src/trunk_asan/load.c:873
  /tmp/ruby/build/trunk_asan/ruby(raise_load_if_failed+0x0) [0x5f94f537a2db] /tmp/ruby/src/trunk_asan/load.c:951
  /tmp/ruby/build/trunk_asan/ruby(rb_load_internal) /tmp/ruby/src/trunk_asan/load.c:953
  /tmp/ruby/build/trunk_asan/ruby(rb_f_load+0xda) [0x5f94f53808ca] /tmp/ruby/src/trunk_asan/load.c:993
  /tmp/ruby/build/trunk_asan/ruby(vm_cfp_consistent_p+0x0) [0x5f94f569f498] /tmp/ruby/src/trunk_asan/vm_insnhelper.c:3784
  /tmp/ruby/build/trunk_asan/ruby(vm_call_cfunc_with_frame_) /tmp/ruby/src/trunk_asan/vm_insnhelper.c:3786
  /tmp/ruby/build/trunk_asan/ruby(vm_sendish+0x251) [0x5f94f5642b5c] /tmp/ruby/src/trunk_asan/vm_insnhelper.c:5991
  /tmp/ruby/build/trunk_asan/ruby(vm_exec_core) ../../src/trunk_asan/insns.def:899
  /tmp/ruby/build/trunk_asan/ruby(rb_vm_exec+0x4e7) [0x5f94f5631537] /tmp/ruby/src/trunk_asan/vm.c:2621
  /tmp/ruby/build/trunk_asan/ruby(invoke_iseq_block_from_c+0x701) [0x5f94f56bf1c2] /tmp/ruby/src/trunk_asan/vm.c:1651
  /tmp/ruby/build/trunk_asan/ruby(invoke_block_from_c_bh) /tmp/ruby/src/trunk_asan/vm.c:1665
  /tmp/ruby/build/trunk_asan/ruby(vm_yield_with_cref+0xc9) [0x5f94f566a3cb] /tmp/ruby/src/trunk_asan/vm.c:1702
  /tmp/ruby/build/trunk_asan/ruby(yield_under) /tmp/ruby/src/trunk_asan/vm_eval.c:2217
  /tmp/ruby/build/trunk_asan/ruby(vm_cfp_consistent_p+0x0) [0x5f94f569f498] /tmp/ruby/src/trunk_asan/vm_insnhelper.c:3784
  /tmp/ruby/build/trunk_asan/ruby(vm_call_cfunc_with_frame_) /tmp/ruby/src/trunk_asan/vm_insnhelper.c:3786
  /tmp/ruby/build/trunk_asan/ruby(vm_sendish+0x149) [0x5f94f563d42a] /tmp/ruby/src/trunk_asan/vm_insnhelper.c:5991
  /tmp/ruby/build/trunk_asan/ruby(vm_exec_core) ../../src/trunk_asan/insns.def:851
  /tmp/ruby/build/trunk_asan/ruby(vm_exec_loop+0x198) [0x5f94f563192b] /tmp/ruby/src/trunk_asan/vm.c:2648
  /tmp/ruby/build/trunk_asan/ruby(rb_vm_exec) /tmp/ruby/src/trunk_asan/vm.c:2627
  /tmp/ruby/build/trunk_asan/ruby(rb_iseq_eval_main+0x298) [0x5f94f56794f8] /tmp/ruby/src/trunk_asan/vm.c:2901
  /tmp/ruby/build/trunk_asan/ruby(rb_ec_exec_node+0x142) [0x5f94f526fcca] /tmp/ruby/src/trunk_asan/eval.c:282
  /tmp/ruby/build/trunk_asan/ruby(ruby_run_node) /tmp/ruby/src/trunk_asan/eval.c:320
  /tmp/ruby/build/trunk_asan/ruby(rb_main+0x25) [0x5f94f5268c37] /tmp/ruby/src/trunk_asan/main.c:42
  /tmp/ruby/build/trunk_asan/ruby(main) /tmp/ruby/src/trunk_asan/main.c:62
  /lib/x86_64-linux-gnu/libc.so.6(__libc_start_call_main+0x7a) [0x7ad63462a1ca] ../sysdeps/nptl/libc_start_call_main.h:58
  /lib/x86_64-linux-gnu/libc.so.6(call_init+0x0) [0x7ad63462a28b] ../csu/libc-start.c:360
  /lib/x86_64-linux-gnu/libc.so.6(__libc_start_main_impl) ../csu/libc-start.c:347
  /lib/x86_64-linux-gnu/libc.so.6(__libc_start_main) (null):0
  /tmp/ruby/build/trunk_asan/ruby(_start) [0x5f94f518ca05]
  -- Other runtime information -----------------------------------------------
  =================================================================
  ==4118521==ERROR: AddressSanitizer: use-after-poison on address 0x7cff2f54ebf0 at pc 0x594f666894bc bp 0x7fff5527a410 sp 0x7fff5527a408
  READ of size 8 at 0x7cff2f54ebf0 thread T0
      #0 0x594f666894bb in RB_BUILTIN_TYPE /tmp/ruby/src/trunk_asan/include/ruby/internal/value_type.h:191:30
      #1 0x594f666894bb in rb_gc_shutdown_call_finalizer_p /tmp/ruby/src/trunk_asan/gc.c:357:18
      #2 0x594f666894bb in rb_gc_impl_shutdown_call_finalizer /tmp/ruby/src/trunk_asan/gc/default/default.c:3045:21
      #3 0x594f666894bb in rb_objspace_call_finalizer /tmp/ruby/src/trunk_asan/gc.c:1739:5
      #4 0x594f666581b2 in rb_ec_finalize /tmp/ruby/src/trunk_asan/eval.c:165:5
      #5 0x594f666581b2 in rb_ec_cleanup /tmp/ruby/src/trunk_asan/eval.c:256:5
      #6 0x594f66658d68 in ruby_run_node /tmp/ruby/src/trunk_asan/eval.c:320:12
      #7 0x594f66651c36 in rb_main /tmp/ruby/src/trunk_asan/main.c:42:12
      #8 0x594f66651c36 in main /tmp/ruby/src/trunk_asan/main.c:62:12
      #9 0x7cff53a2a1c9 in __libc_start_call_main csu/../sysdeps/nptl/libc_start_call_main.h:58:16
      #10 0x7cff53a2a28a in __libc_start_main csu/../csu/libc-start.c:360:3
      #11 0x594f66575a04 in _start (/tmp/ruby/build/trunk_asan/ruby+0x16ba04) (BuildId: aebff23e3126a903fb2c17d37deb877e6a461f27)
  Address 0x7cff2f54ebf0 is a wild pointer inside of access range of size 0x000000000008.
  SUMMARY: AddressSanitizer: use-after-poison /tmp/ruby/src/trunk_asan/include/ruby/internal/value_type.h:191:30 in RB_BUILTIN_TYPE
  Shadow bytes around the buggy address:
    0x7cff2f54e900: f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7
    0x7cff2f54e980: f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7
    0x7cff2f54ea00: f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 00 00 00 00
    0x7cff2f54ea80: 00 00 00 00 00 00 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7
    0x7cff2f54eb00: f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 00 00 00 00 00 00
  =>0x7cff2f54eb80: 00 00 00 00 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7[f7]f7
    0x7cff2f54ec00: f7 f7 f7 f7 f7 f7 f7 f7 00 00 00 00 00 00 00 00
    0x7cff2f54ec80: 00 00 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7
    0x7cff2f54ed00: f7 f7 f7 f7 f7 f7 00 00 00 00 00 00 00 00 00 00
    0x7cff2f54ed80: f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7
    0x7cff2f54ee00: f7 f7 f7 f7 00 00 00 00 00 00 00 00 00 00 00 00
  Shadow byte legend (one shadow byte represents 8 application bytes):
    Addressable:           00
    Partially addressable: 01 02 03 04 05 06 07 
    Heap left redzone:       fa
    Freed heap region:       fd
    Stack left redzone:      f1
    Stack mid redzone:       f2
    Stack right redzone:     f3
    Stack after return:      f5
    Stack use after scope:   f8
    Global redzone:          f9
    Global init order:       f6
    Poisoned by user:        f7
    Container overflow:      fc
    Array cookie:            ac
    Intra object redzone:    bb
    ASan internal:           fe
    Left alloca redzone:     ca
    Right alloca redzone:    cb
  ==4118521==ABORTING
  /tmp/ruby/src/trunk_asan/spec/mspec/bin/mspec-run: [BUG] ASAN error
  ruby 3.5.0dev (2025-07-29T01:42:18Z master 2a6b469f03) +PRISM [x86_64-linux]
  -- Control frame information -----------------------------------------------
  c:0001 p:0000 s:0003 E:001de0 DUMMY  [FINISH]
  -- Threading information ---------------------------------------------------
  Total ractor count: 1
  Ruby thread count for this ractor: 1
  -- C level backtrace information -------------------------------------------
  /tmp/ruby/build/trunk_asan/ruby(___interceptor_backtrace) [0x594f665bbde9]
  /tmp/ruby/build/trunk_asan/ruby(rb_print_backtrace+0x14) [0x594f66f0ae08] /tmp/ruby/src/trunk_asan/vm_dump.c:843
  /tmp/ruby/build/trunk_asan/ruby(rb_vm_bugreport) /tmp/ruby/src/trunk_asan/vm_dump.c:1175
  /tmp/ruby/build/trunk_asan/ruby(rb_bug_without_die_internal+0x2c5) [0x594f66e50215] /tmp/ruby/src/trunk_asan/error.c:1097
  /tmp/ruby/build/trunk_asan/ruby(rb_bug_without_die+0x12c) [0x594f66e4feac] /tmp/ruby/src/trunk_asan/error.c:1106
  /tmp/ruby/build/trunk_asan/ruby(0x594f6663830a) [0x594f6663830a]
  /tmp/ruby/build/trunk_asan/ruby(0x594f66618d8f) [0x594f66618d8f]
  /tmp/ruby/build/trunk_asan/ruby(0x594f6661be1d) [0x594f6661be1d]
  /tmp/ruby/build/trunk_asan/ruby(__asan_report_load8) [0x594f6661cb7c]
  /tmp/ruby/build/trunk_asan/ruby(rb_objspace_call_finalizer+0xfec) [0x594f666894bc] /tmp/ruby/src/trunk_asan/include/ruby/internal/value_type.h:191
  /tmp/ruby/build/trunk_asan/ruby(rb_ec_finalize+0x2a) [0x594f666581b3] /tmp/ruby/src/trunk_asan/eval.c:165
  /tmp/ruby/build/trunk_asan/ruby(rb_ec_cleanup) /tmp/ruby/src/trunk_asan/eval.c:256
  /tmp/ruby/build/trunk_asan/ruby(ruby_run_node+0x529) [0x594f66658d69] /tmp/ruby/src/trunk_asan/eval.c:320
  /tmp/ruby/build/trunk_asan/ruby(rb_main+0x25) [0x594f66651c37] /tmp/ruby/src/trunk_asan/main.c:42
  /tmp/ruby/build/trunk_asan/ruby(main) /tmp/ruby/src/trunk_asan/main.c:62
  /lib/x86_64-linux-gnu/libc.so.6(__libc_start_call_main+0x7a) [0x7cff53a2a1ca] ../sysdeps/nptl/libc_start_call_main.h:58
  /lib/x86_64-linux-gnu/libc.so.6(call_init+0x0) [0x7cff53a2a28b] ../csu/libc-start.c:360
  /lib/x86_64-linux-gnu/libc.so.6(__libc_start_main_impl) ../csu/libc-start.c:347
  /lib/x86_64-linux-gnu/libc.so.6(__libc_start_main) (null):0
  /tmp/ruby/build/trunk_asan/ruby(_start) [0x594f66575a05]
  -- Other runtime information -----------------------------------------------
  =================================================================
  ==4118528==ERROR: AddressSanitizer: use-after-poison on address 0x7d65d3b45648 at pc 0x586eb26d84bc bp 0x7fff5b3828f0 sp 0x7fff5b3828e8
  READ of size 8 at 0x7d65d3b45648 thread T0
      #0 0x586eb26d84bb in RB_BUILTIN_TYPE /tmp/ruby/src/trunk_asan/include/ruby/internal/value_type.h:191:30
      #1 0x586eb26d84bb in rb_gc_shutdown_call_finalizer_p /tmp/ruby/src/trunk_asan/gc.c:357:18
      #2 0x586eb26d84bb in rb_gc_impl_shutdown_call_finalizer /tmp/ruby/src/trunk_asan/gc/default/default.c:3045:21
      #3 0x586eb26d84bb in rb_objspace_call_finalizer /tmp/ruby/src/trunk_asan/gc.c:1739:5
      #4 0x586eb26a71b2 in rb_ec_finalize /tmp/ruby/src/trunk_asan/eval.c:165:5
      #5 0x586eb26a71b2 in rb_ec_cleanup /tmp/ruby/src/trunk_asan/eval.c:256:5
      #6 0x586eb26a7d68 in ruby_run_node /tmp/ruby/src/trunk_asan/eval.c:320:12
      #7 0x586eb26a0c36 in rb_main /tmp/ruby/src/trunk_asan/main.c:42:12
      #8 0x586eb26a0c36 in main /tmp/ruby/src/trunk_asan/main.c:62:12
      #9 0x7d65fa22a1c9 in __libc_start_call_main csu/../sysdeps/nptl/libc_start_call_main.h:58:16
      #10 0x7d65fa22a28a in __libc_start_main csu/../csu/libc-start.c:360:3
      #11 0x586eb25c4a04 in _start (/tmp/ruby/build/trunk_asan/ruby+0x16ba04) (BuildId: aebff23e3126a903fb2c17d37deb877e6a461f27)
  Address 0x7d65d3b45648 is a wild pointer inside of access range of size 0x000000000008.
  SUMMARY: AddressSanitizer: use-after-poison /tmp/ruby/src/trunk_asan/include/ruby/internal/value_type.h:191:30 in RB_BUILTIN_TYPE
  Shadow bytes around the buggy address:
    0x7d65d3b45380: f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7
    0x7d65d3b45400: f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7
    0x7d65d3b45480: f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7
    0x7d65d3b45500: f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7
    0x7d65d3b45580: f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7
  =>0x7d65d3b45600: f7 f7 f7 f7 f7 f7 f7 f7 f7[f7]f7 f7 f7 f7 f7 f7
    0x7d65d3b45680: f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7
    0x7d65d3b45700: f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7
    0x7d65d3b45780: f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7
    0x7d65d3b45800: f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7
    0x7d65d3b45880: f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7
  Shadow byte legend (one shadow byte represents 8 application bytes):
    Addressable:           00
    Partially addressable: 01 02 03 04 05 06 07 
    Heap left redzone:       fa
    Freed heap region:       fd
    Stack left redzone:      f1
    Stack mid redzone:       f2
    Stack right redzone:     f3
    Stack after return:      f5
    Stack use after scope:   f8
    Global redzone:          f9
    Global init order:       f6
    Poisoned by user:        f7
    Container overflow:      fc
    Array cookie:            ac
    Intra object redzone:    bb
    ASan internal:           fe
    Left alloca redzone:     ca
    Right alloca redzone:    cb
  ==4118528==ABORTING
  /tmp/ruby/src/trunk_asan/spec/mspec/bin/mspec-run: [BUG] ASAN error
  ruby 3.5.0dev (2025-07-29T01:42:18Z master 2a6b469f03) +PRISM [x86_64-linux]
  -- Control frame information -----------------------------------------------
  c:0001 p:0000 s:0003 E:001de0 DUMMY  [FINISH]
  -- Threading information ---------------------------------------------------
  Total ractor count: 1
  Ruby thread count for this ractor: 1
  -- C level backtrace information -------------------------------------------
  /tmp/ruby/build/trunk_asan/ruby(___interceptor_backtrace) [0x586eb260ade9]
  /tmp/ruby/build/trunk_asan/ruby(rb_print_backtrace+0x14) [0x586eb2f59e08] /tmp/ruby/src/trunk_asan/vm_dump.c:843
  /tmp/ruby/build/trunk_asan/ruby(rb_vm_bugreport) /tmp/ruby/src/trunk_asan/vm_dump.c:1175
  /tmp/ruby/build/trunk_asan/ruby(rb_bug_without_die_internal+0x2c5) [0x586eb2e9f215] /tmp/ruby/src/trunk_asan/error.c:1097
  /tmp/ruby/build/trunk_asan/ruby(rb_bug_without_die+0x12c) [0x586eb2e9eeac] /tmp/ruby/src/trunk_asan/error.c:1106
  /tmp/ruby/build/trunk_asan/ruby(0x586eb268730a) [0x586eb268730a]
  /tmp/ruby/build/trunk_asan/ruby(0x586eb2667d8f) [0x586eb2667d8f]
  /tmp/ruby/build/trunk_asan/ruby(0x586eb266ae1d) [0x586eb266ae1d]
  /tmp/ruby/build/trunk_asan/ruby(__asan_report_load8) [0x586eb266bb7c]
  /tmp/ruby/build/trunk_asan/ruby(rb_objspace_call_finalizer+0xfec) [0x586eb26d84bc] /tmp/ruby/src/trunk_asan/include/ruby/internal/value_type.h:191
  /tmp/ruby/build/trunk_asan/ruby(rb_ec_finalize+0x2a) [0x586eb26a71b3] /tmp/ruby/src/trunk_asan/eval.c:165
  /tmp/ruby/build/trunk_asan/ruby(rb_ec_cleanup) /tmp/ruby/src/trunk_asan/eval.c:256
  /tmp/ruby/build/trunk_asan/ruby(ruby_run_node+0x529) [0x586eb26a7d69] /tmp/ruby/src/trunk_asan/eval.c:320
  /tmp/ruby/build/trunk_asan/ruby(rb_main+0x25) [0x586eb26a0c37] /tmp/ruby/src/trunk_asan/main.c:42
  /tmp/ruby/build/trunk_asan/ruby(main) /tmp/ruby/src/trunk_asan/main.c:62
  /lib/x86_64-linux-gnu/libc.so.6(__libc_start_call_main+0x7a) [0x7d65fa22a1ca] ../sysdeps/nptl/libc_start_call_main.h:58
  /lib/x86_64-linux-gnu/libc.so.6(call_init+0x0) [0x7d65fa22a28b] ../csu/libc-start.c:360
  /lib/x86_64-linux-gnu/libc.so.6(__libc_start_main_impl) ../csu/libc-start.c:347
  /lib/x86_64-linux-gnu/libc.so.6(__libc_start_main) (null):0
  /tmp/ruby/build/trunk_asan/ruby(_start) [0x586eb25c4a05]
  -- Other runtime information -----------------------------------------------
  1)
  Kernel#fork returns status zero FAILED
  Expected 1 == 0
  to be truthy but was false
  /tmp/ruby/src/trunk_asan/spec/ruby/shared/process/fork.rb:34:in 'block (3 levels) in <top (required)>'
  /tmp/ruby/src/trunk_asan/spec/ruby/core/kernel/fork_spec.rb:5:in '<top (required)>'
  2)
  Process.fork returns status zero FAILED
  Expected 1 == 0
  to be truthy but was false
  /tmp/ruby/src/trunk_asan/spec/ruby/shared/process/fork.rb:34:in 'block (3 levels) in <top (required)>'
  /tmp/ruby/src/trunk_asan/spec/ruby/core/process/fork_spec.rb:4:in '<top (required)>'
  3)
  Process.fork returns status zero FAILED
  Expected 1 == 0
  to be truthy but was false
  /tmp/ruby/src/trunk_asan/spec/ruby/shared/process/fork.rb:40:in 'block (3 levels) in <top (required)>'
  /tmp/ruby/src/trunk_asan/spec/ruby/core/process/fork_spec.rb:4:in '<top (required)>'
  4)
  Process.fork returns status non-zero FAILED
  Expected 1 == 42
  to be truthy but was false
  /tmp/ruby/src/trunk_asan/spec/ruby/shared/process/fork.rb:52:in 'block (3 levels) in <top (required)>'
  /tmp/ruby/src/trunk_asan/spec/ruby/core/process/fork_spec.rb:4:in '<top (required)>'
  make: *** [uncommon.mk:1030: yes-test-spec] Error 1
  

• Linux ruby-sp1 6.8.0-64-generic #67-Ubuntu SMP PREEMPT_DYNAMIC Sun Jun 15 20:23:31 UTC 2025 x86_64 x86_64 x86_64 GNU/Linux
  

• Logfile: /home/ko1/ruby/logs/brlog.trunk_asan.20250729-024316
  #<BuildRuby:0x000078572794fdd0
   @BUILD_DIR="/tmp/ruby/build",
   @INSTALL_DIR="/tmp/ruby/install",
   @REPOSITORY="https://github.com/ruby/ruby.git",
   @REPOSITORY_TYPE=:git,
   @SRC_DIR="/tmp/ruby/src",
   @TARGET_BUILD_DIR="/tmp/ruby/build/trunk_asan",
   @TARGET_INSTALL_DIR="/tmp/ruby/install/trunk_asan",
   @TARGET_NAME="trunk_asan",
   @TARGET_SRC_DIR="/tmp/ruby/src/trunk_asan",
   @btest_opts="-j16",
   @build_opts="-j16",
   @configure_opts=
    ["'CC=clang-17' 'cflags=-fsanitize=address -fno-omit-frame-pointer -DUSE_MN_THREADS=0'"],
   @gist=false,
   @git_branch=nil,
   @git_tag=nil,
   @git_worktree=nil,
   @incremental=true,
   @logfile="/home/ko1/ruby/logs/brlog.trunk_asan.20250729-024316",
   @make="make",
   @no_timeout_error=true,
   @quiet=false,
   @ruby_env=[["RUBY_DEBUG", "ci"], ["RUBY_TEST_TIMEOUT_SCALE", "50"]],
   @spec_opts="-j",
   @steps=
    ["checkout",
     "autoconf",
     "configure",
     "build_up",
     "build_miniruby",
     "build_ruby",
     "build_all",
     "build_install",
     "test_basic",
     "test_all",
     "test_rubyspec"],
   @svn_revision=nil,
   @test_opts="TESTS='-j16'",
   @timeout=600>
                             user     system      total        real
  checkout               0.000575   0.002185   1.660210 ( 25.067873)
  autoconf               0.000853   0.000322   1.192991 (  1.184678)
  configure              0.039039   0.022921  46.699932 ( 47.364492)
  build_up               0.017474   0.011534  55.946309 ( 10.962906)
  build_miniruby         0.007402   0.010003 459.635901 ( 51.894855)
  build_ruby             0.000554   0.001462   1.891107 (  1.397137)
  build_all              0.090569   0.036171 423.845232 ( 52.943512)
  build_install          0.006756   0.007100   6.513869 (  2.843445)
  test_basic             0.002908   0.003604   1.101013 (  1.144098)
  test_all               0.116085   0.064024 2540.754371 (385.470299)
  test_rubyspec          0.103849   0.073014 764.938163 ( 58.184457)
  $$$[end] "make yes-test-rubyspec MSPECOPT='--error-output stderr -j' TESTS='-j16'" exit with 512.
  /home/ko1/ruby/logs/brlog.trunk_asan.20250729-024316
  total: 638.46 sec