Result of trunk_asan@ruby-sp1 at 2025-05-20 14:51:17 +0900

• NG (c52f4eea56)[LOG]
• test-all:
• test-spec: 3337 files, 33386 examples, 135843 expectations, 0 failures, 0 errors, 0 tagged
• commands:

  "make update-download -j16" exit with 0.
  "make update-src      -j16" exit with 0.
  "make after-update    -j16" exit with 0.
  "make miniruby -j16" exit with 0.
  "make ruby -j16" exit with 0.
  "make all -j16" exit with 0.
  "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 512.
  =================================================================
  ==546112==ERROR: AddressSanitizer: use-after-poison on address 0x724420780000 at pc 0x57deae68f2c4 bp 0x7ffe768d5620 sp 0x7ffe768d5618
  READ of size 8 at 0x724420780000 thread T0
      #0 0x57deae68f2c3 in rb_gc_impl_obj_slot_size /tmp/ruby/src/trunk_asan/gc/default/default.c:2183:12
      #1 0x57deae68f2c3 in rb_gc_obj_slot_size /tmp/ruby/src/trunk_asan/gc.c:986:12
      #2 0x57deae68f2c3 in rb_asan_poisoned_object_p /tmp/ruby/src/trunk_asan/gc.c:5015:43
      #3 0x57deae68f2c3 in asan_unpoison_object_temporary /tmp/ruby/src/trunk_asan/internal/sanitizers.h:187:17
      #4 0x57deae68f2c3 in rb_gc_impl_location /tmp/ruby/src/trunk_asan/gc/default/default.c:3935:5
      #5 0x57deae68f2c3 in gc_location_internal /tmp/ruby/src/trunk_asan/gc.c:2926:12
      #6 0x57deae68f2c3 in rb_gc_location /tmp/ruby/src/trunk_asan/gc.c:2932:12
      #7 0x57deae68f2c3 in hash_foreach_replace_value /tmp/ruby/src/trunk_asan/gc/gc.h:114:9
      #8 0x57deae8c1ba8 in st_general_foreach /tmp/ruby/src/trunk_asan/st.c:1554:18
      #9 0x57deae696542 in gc_ref_update_table_values_only /tmp/ruby/src/trunk_asan/gc/gc.h:133:9
      #10 0x57deae696542 in id2ref_tbl_compact /tmp/ruby/src/trunk_asan/gc.c:1856:9
      #11 0x57deae665c4e in rb_gc_update_object_references /tmp/ruby/src/trunk_asan/gc.c:4269:39
      #12 0x57deae67977d in gc_ref_update /tmp/ruby/src/trunk_asan/gc/default/default.c
      #13 0x57deae67977d in gc_update_references /tmp/ruby/src/trunk_asan/gc/default/default.c:7073:13
      #14 0x57deae67977d in gc_compact_finish /tmp/ruby/src/trunk_asan/gc/default/default.c:3407:5
      #15 0x57deae67977d in gc_sweep_compact /tmp/ruby/src/trunk_asan/gc/default/default.c:5612:5
      #16 0x57deae67977d in gc_sweep /tmp/ruby/src/trunk_asan/gc/default/default.c:4066:9
      #17 0x57deae688c3b in gc_start /tmp/ruby/src/trunk_asan/gc/default/default.c:6418:13
      #18 0x57deae68a364 in garbage_collect /tmp/ruby/src/trunk_asan/gc/default/default.c:6299:15
      #19 0x57deae67461b in newobj_slowpath /tmp/ruby/src/trunk_asan/gc/default/default.c:2425:22
      #20 0x57deae67461b in newobj_slowpath_wb_protected /tmp/ruby/src/trunk_asan/gc/default/default.c:2447:12
      #21 0x57deae652456 in rb_gc_impl_new_obj /tmp/ruby/src/trunk_asan/gc/default/default.c:2484:11
      #22 0x57deae652456 in newobj_of /tmp/ruby/src/trunk_asan/gc.c:1005:17
      #23 0x57deae652add in rb_wb_protected_newobj_of /tmp/ruby/src/trunk_asan/gc.c:1043:12
      #24 0x57deaeba0f5f in ary_alloc_heap /tmp/ruby/src/trunk_asan/array.c:695:5
      #25 0x57deaeba0f5f in ary_make_partial /tmp/ruby/src/trunk_asan/array.c:1242:20
      #26 0x57deae9cf065 in vm_exec_core /tmp/ruby/build/trunk_asan/../../src/trunk_asan/insns.def:477:11
      #27 0x57deae9ca5ea in rb_vm_exec /tmp/ruby/src/trunk_asan/vm.c:2625:22
      #28 0x57deaea4ec81 in invoke_iseq_block_from_c /tmp/ruby/src/trunk_asan/vm.c:1655:12
      #29 0x57deaea4ec81 in invoke_block_from_c_bh /tmp/ruby/src/trunk_asan/vm.c:1669:20
      #30 0x57deae9f82c5 in vm_yield_with_cref /tmp/ruby/src/trunk_asan/vm.c:1706:12
      #31 0x57deae9f82c5 in vm_yield /tmp/ruby/src/trunk_asan/vm.c:1714:12
      #32 0x57deae9f82c5 in rb_yield_0 /tmp/ruby/src/trunk_asan/vm_eval.c:1362:12
      #33 0x57deae9f82c5 in rb_yield /tmp/ruby/src/trunk_asan/vm_eval.c
      #34 0x57deaebaf435 in rb_ary_collect /tmp/ruby/src/trunk_asan/array.c:3655:30
      #35 0x57deaea2f7a7 in vm_call_cfunc_with_frame_ /tmp/ruby/src/trunk_asan/vm_insnhelper.c:3798:11
      #36 0x57deae9d62c9 in vm_sendish /tmp/ruby/src/trunk_asan/vm_insnhelper.c:5995:15
      #37 0x57deae9d62c9 in vm_exec_core /tmp/ruby/build/trunk_asan/../../src/trunk_asan/insns.def:851:11
      #38 0x57deae9ca9da in vm_exec_loop /tmp/ruby/src/trunk_asan/vm.c:2652:22
      #39 0x57deae9ca9da in rb_vm_exec /tmp/ruby/src/trunk_asan/vm.c:2631:18
      #40 0x57deaea4ec81 in invoke_iseq_block_from_c /tmp/ruby/src/trunk_asan/vm.c:1655:12
      #41 0x57deaea4ec81 in invoke_block_from_c_bh /tmp/ruby/src/trunk_asan/vm.c:1669:20
      #42 0x57deae9f82c5 in vm_yield_with_cref /tmp/ruby/src/trunk_asan/vm.c:1706:12
      #43 0x57deae9f82c5 in vm_yield /tmp/ruby/src/trunk_asan/vm.c:1714:12
      #44 0x57deae9f82c5 in rb_yield_0 /tmp/ruby/src/trunk_asan/vm_eval.c:1362:12
      #45 0x57deae9f82c5 in rb_yield /tmp/ruby/src/trunk_asan/vm_eval.c
      #46 0x57deaebaf435 in rb_ary_collect /tmp/ruby/src/trunk_asan/array.c:3655:30
      #47 0x57deaea2f7a7 in vm_call_cfunc_with_frame_ /tmp/ruby/src/trunk_asan/vm_insnhelper.c:3798:11
      #48 0x57deae9d62c9 in vm_sendish /tmp/ruby/src/trunk_asan/vm_insnhelper.c:5995:15
      #49 0x57deae9d62c9 in vm_exec_core /tmp/ruby/build/trunk_asan/../../src/trunk_asan/insns.def:851:11
      #50 0x57deae9ca9da in vm_exec_loop /tmp/ruby/src/trunk_asan/vm.c:2652:22
      #51 0x57deae9ca9da in rb_vm_exec /tmp/ruby/src/trunk_asan/vm.c:2631:18
      #52 0x57deae6265fa in rb_ec_exec_node /tmp/ruby/src/trunk_asan/eval.c:281:9
      #53 0x57deae6265fa in ruby_run_node /tmp/ruby/src/trunk_asan/eval.c:319:30
      #54 0x57deae61fb66 in rb_main /tmp/ruby/src/trunk_asan/main.c:42:12
      #55 0x57deae61fb66 in main /tmp/ruby/src/trunk_asan/main.c:62:12
      #56 0x724421e2a1c9 in __libc_start_call_main csu/../sysdeps/nptl/libc_start_call_main.h:58:16
      #57 0x724421e2a28a in __libc_start_main csu/../csu/libc-start.c:360:3
      #58 0x57deae543934 in _start (/tmp/ruby/build/trunk_asan/ruby+0x168934) (BuildId: cdee68fc8a8789a21cb354ee1abb2d36e168fca3)
  Address 0x724420780000 is a wild pointer inside of access range of size 0x000000000008.
  SUMMARY: AddressSanitizer: use-after-poison /tmp/ruby/src/trunk_asan/gc/default/default.c:2183:12 in rb_gc_impl_obj_slot_size
  Shadow bytes around the buggy address:
    0x72442077fd80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
    0x72442077fe00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
    0x72442077fe80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
    0x72442077ff00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
    0x72442077ff80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
  =>0x724420780000:[f7]f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7
    0x724420780080: f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7
    0x724420780100: f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7
    0x724420780180: f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7
    0x724420780200: f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7
    0x724420780280: 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
  ==546112==ABORTING
  /tmp/ruby/src/trunk_asan/test/ruby/test_regexp.rb:79: [BUG] ASAN error
  ruby 3.5.0dev (2025-05-20T04:34:31Z master c52f4eea56) +PRISM [x86_64-linux]
  -- Control frame information -----------------------------------------------
  c:0017 p:0006 s:0111 e:000110 BLOCK  /tmp/ruby/src/trunk_asan/test/ruby/test_regexp.rb:79
  c:0016 p:0024 s:0107 e:000106 METHOD /tmp/ruby/src/trunk_asan/tool/lib/envutil.rb:254
  c:0015 p:0046 s:0102 e:000101 METHOD /tmp/ruby/src/trunk_asan/tool/lib/envutil.rb:268
  c:0014 p:0019 s:0095 e:000094 METHOD /tmp/ruby/src/trunk_asan/test/ruby/test_regexp.rb:77
  c:0013 p:0037 s:0091 e:000090 METHOD /tmp/ruby/src/trunk_asan/tool/lib/test/unit/testcase.rb:202
  c:0012 p:0052 s:0085 e:000084 METHOD /tmp/ruby/src/trunk_asan/tool/lib/test/unit/testcase.rb:170
  c:0011 p:0093 s:0076 e:000075 BLOCK  /tmp/ruby/src/trunk_asan/tool/lib/test/unit.rb:1677 [FINISH]
  c:0010 p:---- s:0069 e:000068 CFUNC  :map
  c:0009 p:0114 s:0065 e:000064 METHOD /tmp/ruby/src/trunk_asan/tool/lib/test/unit.rb:1664
  c:0008 p:0035 s:0053 e:000052 METHOD /tmp/ruby/src/trunk_asan/tool/lib/test/unit.rb:1368
  c:0007 p:0069 s:0046 E:001e90 METHOD /tmp/ruby/src/trunk_asan/tool/lib/test/unit/parallel.rb:52
  c:0006 p:0007 s:0030 e:000029 BLOCK  /tmp/ruby/src/trunk_asan/tool/lib/test/unit/parallel.rb:24 [FINISH]
  c:0005 p:---- s:0026 e:000025 CFUNC  :map
  c:0004 p:0005 s:0022 e:000021 METHOD /tmp/ruby/src/trunk_asan/tool/lib/test/unit/parallel.rb:23
  c:0003 p:0210 s:0016 e:000015 METHOD /tmp/ruby/src/trunk_asan/tool/lib/test/unit/parallel.rb:122
  c:0002 p:0062 s:0006 e:000005 EVAL   /tmp/ruby/src/trunk_asan/tool/lib/test/unit/parallel.rb:220 [FINISH]
  c:0001 p:0000 s:0003 E:001cf0 DUMMY  [FINISH]
  -- Ruby level backtrace information ----------------------------------------
  /tmp/ruby/src/trunk_asan/tool/lib/test/unit/parallel.rb:220:in '<main>'
  /tmp/ruby/src/trunk_asan/tool/lib/test/unit/parallel.rb:122:in 'run'
  /tmp/ruby/src/trunk_asan/tool/lib/test/unit/parallel.rb:23:in '_run_suites'
  /tmp/ruby/src/trunk_asan/tool/lib/test/unit/parallel.rb:23:in 'map'
  /tmp/ruby/src/trunk_asan/tool/lib/test/unit/parallel.rb:24:in 'block in _run_suites'
  /tmp/ruby/src/trunk_asan/tool/lib/test/unit/parallel.rb:52:in '_run_suite'
  /tmp/ruby/src/trunk_asan/tool/lib/test/unit.rb:1368:in '_run_suite'
  /tmp/ruby/src/trunk_asan/tool/lib/test/unit.rb:1664:in '_run_suite'
  /tmp/ruby/src/trunk_asan/tool/lib/test/unit.rb:1664:in 'map'
  /tmp/ruby/src/trunk_asan/tool/lib/test/unit.rb:1677:in 'block in _run_suite'
  /tmp/ruby/src/trunk_asan/tool/lib/test/unit/testcase.rb:170:in 'run'
  /tmp/ruby/src/trunk_asan/tool/lib/test/unit/testcase.rb:202:in 'run_test'
  /tmp/ruby/src/trunk_asan/test/ruby/test_regexp.rb:77:in 'test_to_s_under_gc_compact_stress'
  /tmp/ruby/src/trunk_asan/tool/lib/envutil.rb:268:in 'under_gc_compact_stress'
  /tmp/ruby/src/trunk_asan/tool/lib/envutil.rb:254:in 'under_gc_stress'
  /tmp/ruby/src/trunk_asan/test/ruby/test_regexp.rb:79:in 'block in test_to_s_under_gc_compact_stress'
  -- Threading information ---------------------------------------------------
  Total ractor count: 1
  Ruby thread count for this ractor: 3
  -- C level backtrace information -------------------------------------------
  /tmp/ruby/src/trunk_asan/tool/lib/test/unit/parallel.rb: TestRegexp#test_to_s_under_gc_compact_stress(___interceptor_backtrace) [0x57deae589d19]
  /tmp/ruby/build/trunk_asan/ruby(rb_print_backtrace+0x14) [0x57deaeea39c7] /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+0x281) [0x57deaede95e1] /tmp/ruby/src/trunk_asan/error.c:1097
  /tmp/ruby/build/trunk_asan/ruby(rb_bug_without_die+0x12c) [0x57deaede92bc] /tmp/ruby/src/trunk_asan/error.c:1106
  /tmp/ruby/src/trunk_asan/tool/lib/test/unit/parallel.rb: TestRegexp#test_to_s_under_gc_compact_stress(0x57deae60623a) [0x57deae60623a]
  /tmp/ruby/src/trunk_asan/tool/lib/test/unit/parallel.rb: TestRegexp#test_to_s_under_gc_compact_stress(0x57deae5e6cbf) [0x57deae5e6cbf]
  /tmp/ruby/src/trunk_asan/tool/lib/test/unit/parallel.rb: TestRegexp#test_to_s_under_gc_compact_stress(0x57deae5e9d4d) [0x57deae5e9d4d]
  /tmp/ruby/src/trunk_asan/tool/lib/test/unit/parallel.rb: TestRegexp#test_to_s_under_gc_compact_stress(__asan_report_load8) [0x57deae5eaaac]
  /tmp/ruby/build/trunk_asan/ruby(hash_foreach_replace_value+0x184) [0x57deae68f2c4] /tmp/ruby/src/trunk_asan/gc/default/default.c:2183
  /tmp/ruby/build/trunk_asan/ruby(st_general_foreach+0x2b9) [0x57deae8c1ba9] /tmp/ruby/src/trunk_asan/st.c:1554
  /tmp/ruby/build/trunk_asan/ruby(id2ref_tbl_compact+0x43) [0x57deae696543] /tmp/ruby/src/trunk_asan/gc/gc.h:133
  /tmp/ruby/build/trunk_asan/ruby(rb_gc_update_object_references+0x28ff) [0x57deae665c4f] /tmp/ruby/src/trunk_asan/gc.c:4269
  /tmp/ruby/src/trunk_asan/tool/lib/test/unit/parallel.rb: TestRegexp#test_to_s_under_gc_compact_stress(gc_sweep+0x22de) [0x57deae67977e]
  /tmp/ruby/build/trunk_asan/ruby(gc_start+0x2a4c) [0x57deae688c3c] /tmp/ruby/src/trunk_asan/gc/default/default.c:6418
  /tmp/ruby/build/trunk_asan/ruby(garbage_collect+0x115) [0x57deae68a365] /tmp/ruby/src/trunk_asan/gc/default/default.c:6299
  /tmp/ruby/build/trunk_asan/ruby(newobj_slowpath_wb_protected+0x51c) [0x57deae67461c] /tmp/ruby/src/trunk_asan/gc/default/default.c:2425
  /tmp/ruby/build/trunk_asan/ruby(newobj_of+0x2f7) [0x57deae652457] /tmp/ruby/src/trunk_asan/gc/default/default.c:2484
  /tmp/ruby/build/trunk_asan/ruby(rb_wb_protected_newobj_of+0x4e) [0x57deae652ade] /tmp/ruby/src/trunk_asan/gc.c:1043
  /tmp/ruby/build/trunk_asan/ruby(ary_alloc_heap+0x3c) [0x57deaeba0f60] /tmp/ruby/src/trunk_asan/array.c:695
  /tmp/ruby/build/trunk_asan/ruby(ary_make_partial) /tmp/ruby/src/trunk_asan/array.c:1242
  /tmp/ruby/build/trunk_asan/ruby(vm_exec_core+0x1036) [0x57deae9cf066] ../../src/trunk_asan/insns.def:477
  /tmp/ruby/build/trunk_asan/ruby(rb_vm_exec+0x50b) [0x57deae9ca5eb] /tmp/ruby/src/trunk_asan/vm.c:2625
  /tmp/ruby/build/trunk_asan/ruby(invoke_iseq_block_from_c+0x6e1) [0x57deaea4ec82] /tmp/ruby/src/trunk_asan/vm.c:1655
  /tmp/ruby/build/trunk_asan/ruby(invoke_block_from_c_bh) /tmp/ruby/src/trunk_asan/vm.c:1669
  /tmp/ruby/build/trunk_asan/ruby(vm_yield_with_cref+0x11) [0x57deae9f82c6] /tmp/ruby/src/trunk_asan/vm.c:1706
  /tmp/ruby/build/trunk_asan/ruby(vm_yield) /tmp/ruby/src/trunk_asan/vm.c:1714
  /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_collect+0x186) [0x57deaebaf436] /tmp/ruby/src/trunk_asan/array.c:3655
  /tmp/ruby/build/trunk_asan/ruby(vm_cfp_consistent_p+0x0) [0x57deaea2f7a8] /tmp/ruby/src/trunk_asan/vm_insnhelper.c:3798
  /tmp/ruby/build/trunk_asan/ruby(vm_call_cfunc_with_frame_) /tmp/ruby/src/trunk_asan/vm_insnhelper.c:3800
  /tmp/ruby/build/trunk_asan/ruby(vm_sendish+0x149) [0x57deae9d62ca] /tmp/ruby/src/trunk_asan/vm_insnhelper.c:5995
  /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) [0x57deae9ca9db] /tmp/ruby/src/trunk_asan/vm.c:2652
  /tmp/ruby/build/trunk_asan/ruby(rb_vm_exec) /tmp/ruby/src/trunk_asan/vm.c:2631
  /tmp/ruby/build/trunk_asan/ruby(invoke_iseq_block_from_c+0x6e1) [0x57deaea4ec82] /tmp/ruby/src/trunk_asan/vm.c:1655
  /tmp/ruby/build/trunk_asan/ruby(invoke_block_from_c_bh) /tmp/ruby/src/trunk_asan/vm.c:1669
  /tmp/ruby/build/trunk_asan/ruby(vm_yield_with_cref+0x11) [0x57deae9f82c6] /tmp/ruby/src/trunk_asan/vm.c:1706
  /tmp/ruby/build/trunk_asan/ruby(vm_yield) /tmp/ruby/src/trunk_asan/vm.c:1714
  /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_collect+0x186) [0x57deaebaf436] /tmp/ruby/src/trunk_asan/array.c:3655
  /tmp/ruby/build/trunk_asan/ruby(vm_cfp_consistent_p+0x0) [0x57deaea2f7a8] /tmp/ruby/src/trunk_asan/vm_insnhelper.c:3798
  /tmp/ruby/build/trunk_asan/ruby(vm_call_cfunc_with_frame_) /tmp/ruby/src/trunk_asan/vm_insnhelper.c:3800
  /tmp/ruby/build/trunk_asan/ruby(vm_sendish+0x149) [0x57deae9d62ca] /tmp/ruby/src/trunk_asan/vm_insnhelper.c:5995
  /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) [0x57deae9ca9db] /tmp/ruby/src/trunk_asan/vm.c:2652
  /tmp/ruby/build/trunk_asan/ruby(rb_vm_exec) /tmp/ruby/src/trunk_asan/vm.c:2631
  /tmp/ruby/build/trunk_asan/ruby(rb_ec_exec_node+0x7f) [0x57deae6265fb] /tmp/ruby/src/trunk_asan/eval.c:281
  /tmp/ruby/build/trunk_asan/ruby(ruby_run_node) /tmp/ruby/src/trunk_asan/eval.c:319
  /tmp/ruby/build/trunk_asan/ruby(rb_main+0x25) [0x57deae61fb67] /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) [0x724421e2a1ca] ../sysdeps/nptl/libc_start_call_main.h:58
  /lib/x86_64-linux-gnu/libc.so.6(call_init+0x0) [0x724421e2a28b] ../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: TestRegexp#test_to_s_under_gc_compact_stress(_start) [0x57deae543935]
  -- Other runtime information -----------------------------------------------
  running file: /tmp/ruby/src/trunk_asan/test/ruby/test_regexp.rb
  A test worker crashed. It might be an interpreter bug or
  a bug in test/unit/parallel.rb. Try again without the -j
  option.
  Children under /tmp/rubytest.y3vsbm:
  * drwx------ 2 100 2025-05-20 05:50:31 +0000 d20250520-546105-a86m8y/
    * -rw-r--r-- 1  9 2025-05-20 05:50:30 +0000 t
    * -rw-r--r-- 1 10 2025-05-20 05:50:30 +0000 f
    * -rw-r--r-- 1 67 2025-05-20 05:50:31 +0000 test-script
  make: *** [uncommon.mk:975: yes-test-all] Error 1
  "make yes-test-rubyspec MSPECOPT='--error-output stderr -j' TESTS='-j16'" exit with 0.
  

• Linux ruby-sp1 6.8.0-52-generic #53-Ubuntu SMP PREEMPT_DYNAMIC Sat Jan 11 00:06:25 UTC 2025 x86_64 x86_64 x86_64 GNU/Linux
  

• Logfile: /home/ko1/ruby/logs/brlog.trunk_asan.20250520-054755
  #<BuildRuby:0x00007fc271fbfdc0
   @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_worktree=nil,
   @incremental=true,
   @logfile="/home/ko1/ruby/logs/brlog.trunk_asan.20250520-054755",
   @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               0.000000   0.000049   0.000049 (  0.000052)
  autoconf               0.000000   0.000047   0.000047 (  0.000047)
  configure              0.000000   0.000035   0.000035 (  0.000035)
  build_up               0.001659   0.003580   1.680815 (  1.606038)
  build_miniruby         0.000804   0.000325   0.861730 (  0.859888)
  build_ruby             0.000946   0.000382   1.342445 (  1.341203)
  build_all              0.004434   0.001771  18.167622 (  2.261824)
  build_install          0.009887   0.003331  20.405165 (  4.038107)
  test_basic             0.002494   0.004357   1.045890 (  1.093659)
  test_all               0.125034   0.051931 1768.438811 (144.769036)
  test_rubyspec          0.072449   0.055809 537.207247 ( 45.211214)
  $$$[end] "make yes-test-all TESTOPTS='--stderr-on-failure' TESTS='-j16'" exit with 512.
  /home/ko1/ruby/logs/brlog.trunk_asan.20250520-054755
  total: 201.18 sec