Segfault in gc_free_threading.c after PR #140262 with ASAN build and free-threading tests #140431
Description
Bug report
Bug description:
Segmentation fault occurs in gc_free_threading.c when running test_asyncio.test_free_threading after PR #140262.
Build configuration:
CC=clang CXX=clang++ ./configure --with-address-sanitizer --with-pydebug --disable-gil && make -j$(nproc)
Reproduction:
./python -X dev -m test -R 3:3 test_asyncio.test_free_threading
The crash occurs intermittently, but is reproducible 100% of the time with -R 3:3 or higher.
Details
Fatal Python error: Segmentation fault
<Cannot show all threads while the GIL is disabled>
Stack (most recent call first):
File "/home/shamil/oss/cpython/main/Lib/traceback.py", line 302 in __init__
File "/home/shamil/oss/cpython/main/Lib/traceback.py", line 501 in _extract_from_extended_frame_gen
File "/home/shamil/oss/cpython/main/Lib/traceback.py", line 462 in extract
File "/home/shamil/oss/cpython/main/Lib/traceback.py", line 263 in extract_stack
File "/home/shamil/oss/cpython/main/Lib/test/test_asyncio/test_free_threading.py", line 216 in factory
File "/home/shamil/oss/cpython/main/Lib/asyncio/base_events.py", line 468 in create_task
File "/home/shamil/oss/cpython/main/Lib/asyncio/taskgroups.py", line 196 in create_task
File "/home/shamil/oss/cpython/main/Lib/test/test_asyncio/test_free_threading.py", line 34 in main
File "/home/shamil/oss/cpython/main/Lib/asyncio/events.py", line 94 in _run
File "/home/shamil/oss/cpython/main/Lib/asyncio/base_events.py", line 2038 in _run_once
File "/home/shamil/oss/cpython/main/Lib/asyncio/base_events.py", line 677 in run_forever
File "/home/shamil/oss/cpython/main/Lib/asyncio/base_events.py", line 706 in run_until_complete
File "/home/shamil/oss/cpython/main/Lib/asyncio/runners.py", line 127 in run
File "/home/shamil/oss/cpython/main/Lib/test/test_asyncio/test_free_threading.py", line 52 in runner
File "/home/shamil/oss/cpython/main/Lib/threading.py", line 1017 in run
File "/home/shamil/oss/cpython/main/Lib/threading.py", line 1075 in _bootstrap_inner
File "/home/shamil/oss/cpython/main/Lib/threading.py", line 1037 in _bootstrap
Current thread's C stack trace (most recent call first):
Binary file "./python", at ___interceptor_backtrace+0x4a [0x5ca5f227b3ea]
Binary file "./python", at _Py_DumpStack+0x109 [0x5ca5f2aaf979]
Binary file "./python", at +0xb6cd3e [0x5ca5f2b05d3e]
Binary file "/lib/x86_64-linux-gnu/libc.so.6", at +0x45f60 [0x735a10e45f60]
Binary file "./python", at +0x9dd8a5 [0x5ca5f29768a5]
Binary file "./python", at +0x9ced79 [0x5ca5f2967d79]
Binary file "./python", at +0x59abb4 [0x5ca5f2533bb4]
Binary file "./python", at +0x9dcc03 [0x5ca5f2975c03]
Binary file "./python", at +0x69f99c [0x5ca5f263899c]
Binary file "./python", at +0x6a05cd [0x5ca5f26395cd]
Binary file "./python", at +0x9cf324 [0x5ca5f2968324]
Binary file "./python", at +0x9d5964 [0x5ca5f296e964]
Binary file "./python", at +0x9d136d [0x5ca5f296a36d]
Binary file "./python", at _Py_HandlePending+0x165 [0x5ca5f298b4e5]
Binary file "./python", at _PyEval_EvalFrameDefault+0x15b01 [0x5ca5f2891a01]
Binary file "./python", at +0x8e2943 [0x5ca5f287b943]
Binary file "./python", at +0x536686 [0x5ca5f24cf686]
Binary file "./python", at +0x539653 [0x5ca5f24d2653]
Binary file "./python", at +0x72dc43 [0x5ca5f26c6c43]
Binary file "./python", at +0x747a65 [0x5ca5f26e0a65]
Binary file "./python", at +0x7108f9 [0x5ca5f26a98f9]
Binary file "./python", at _PyObject_MakeTpCall+0x2a7 [0x5ca5f24cfd57]
Binary file "./python", at _PyEval_EvalFrameDefault+0x22f3a [0x5ca5f289ee3a]
Binary file "./python", at +0x8e2943 [0x5ca5f287b943]
Binary file "./python", at +0x5362c3 [0x5ca5f24cf2c3]
Binary file "./python", at +0xb5efd1 [0x5ca5f2af7fd1]
Binary file "./python", at +0xb604db [0x5ca5f2af94db]
Binary file "./python", at +0x7108f9 [0x5ca5f26a98f9]
Binary file "./python", at +0x538b88 [0x5ca5f24d1b88]
Binary file "./python", at _PyEval_EvalFrameDefault+0x21486 [0x5ca5f289d386]
Binary file "./python", at +0x8e2943 [0x5ca5f287b943]
Binary file "./python", at +0x542623 [0x5ca5f24db623]
<truncated rest of calls>
AddressSanitizer:DEADLYSIGNAL
=================================================================
==1410600==ERROR: AddressSanitizer: SEGV on unknown address 0x03e800158628 (pc 0x735a10ea5fed bp 0x6f5a1003c5b0 sp 0x6f5a1003c580 T894)
==1410600==The signal is caused by a READ memory access.
#0 0x735a10ea5fed in __pthread_kill_implementation nptl/pthread_kill.c:44:76
#1 0x735a10ea5fed in __pthread_kill_internal nptl/pthread_kill.c:89:10
#2 0x735a10ea5fed in pthread_kill nptl/pthread_kill.c:100:10
#3 0x735a10e45e2d in raise signal/../sysdeps/posix/raise.c:26:13
#4 0x5ca5f2b05da1 in faulthandler_fatal_error /home/shamil/oss/cpython/main/./Modules/faulthandler.c:427:5
#5 0x735a10e45f5f (/lib/x86_64-linux-gnu/libc.so.6+0x45f5f) (BuildId: bc071219b774e887d2477b96fa792af74144ff37)
#6 0x5ca5f29768a4 in gc_has_bit /home/shamil/oss/cpython/main/Python/gc_free_threading.c:161:17
#7 0x5ca5f29768a4 in gc_is_unreachable /home/shamil/oss/cpython/main/Python/gc_free_threading.c:185:12
#8 0x5ca5f29768a4 in visit_clear_unreachable /home/shamil/oss/cpython/main/Python/gc_free_threading.c:1027:9
#9 0x5ca5f2967d78 in _PyGC_VisitStackRef /home/shamil/oss/cpython/main/Python/gc_free_threading.c:1807:9
#10 0x5ca5f2533bb3 in gen_traverse /home/shamil/oss/cpython/main/Objects/genobject.c:78:9
#11 0x5ca5f2975c02 in mark_reachable /home/shamil/oss/cpython/main/Python/gc_free_threading.c:1042:13
#12 0x5ca5f2975c02 in mark_heap_visitor /home/shamil/oss/cpython/main/Python/gc_free_threading.c:1152:13
#13 0x5ca5f263899b in _mi_heap_area_visit_blocks /home/shamil/oss/cpython/main/Objects/mimalloc/heap.c:630:14
#14 0x5ca5f26395cc in mi_heap_area_visitor /home/shamil/oss/cpython/main/Objects/mimalloc/heap.c:681:12
#15 0x5ca5f26395cc in mi_heap_visit_areas_page /home/shamil/oss/cpython/main/Objects/mimalloc/heap.c:661:10
#16 0x5ca5f26395cc in mi_heap_visit_pages /home/shamil/oss/cpython/main/Objects/mimalloc/heap.c:46:12
#17 0x5ca5f26395cc in mi_heap_visit_areas /home/shamil/oss/cpython/main/Objects/mimalloc/heap.c:667:10
#18 0x5ca5f26395cc in mi_heap_visit_blocks /home/shamil/oss/cpython/main/Objects/mimalloc/heap.c:692:10
#19 0x5ca5f2968323 in gc_visit_heaps_lock_held /home/shamil/oss/cpython/main/Python/gc_free_threading.c:400:14
#20 0x5ca5f2968323 in gc_visit_heaps /home/shamil/oss/cpython/main/Python/gc_free_threading.c:439:11
#21 0x5ca5f296e963 in deduce_unreachable_heap /home/shamil/oss/cpython/main/Python/gc_free_threading.c:1449:9
#22 0x5ca5f296e963 in gc_collect_internal /home/shamil/oss/cpython/main/Python/gc_free_threading.c:2267:15
#23 0x5ca5f296a36c in gc_collect_main /home/shamil/oss/cpython/main/Python/gc_free_threading.c:2394:5
#24 0x5ca5f298b4e4 in _Py_HandlePending /home/shamil/oss/cpython/main/Python/ceval_gil.c:1395:9
#25 0x5ca5f2891a00 in check_periodics /home/shamil/oss/cpython/main/Python/ceval_macros.h:412:16
#26 0x5ca5f2891a00 in _PyEval_EvalFrameDefault /home/shamil/oss/cpython/main/Python/generated_cases.c.h:10296:31
#27 0x5ca5f287b942 in _PyEval_EvalFrame /home/shamil/oss/cpython/main/./Include/internal/pycore_ceval.h:121:16
#28 0x5ca5f287b942 in _PyEval_Vector /home/shamil/oss/cpython/main/Python/ceval.c:2001:12
#29 0x5ca5f24cf685 in _PyObject_VectorcallDictTstate /home/shamil/oss/cpython/main/Objects/call.c:146:15
#30 0x5ca5f24d2652 in _PyObject_Call_Prepend /home/shamil/oss/cpython/main/Objects/call.c:504:24
#31 0x5ca5f26c6c42 in call_method /home/shamil/oss/cpython/main/Objects/typeobject.c:3076:19
#32 0x5ca5f26e0a64 in slot_tp_init /home/shamil/oss/cpython/main/Objects/typeobject.c:10829:21
#33 0x5ca5f26a98f8 in type_call /home/shamil/oss/cpython/main/Objects/typeobject.c:2460:19
#34 0x5ca5f24cfd56 in _PyObject_MakeTpCall /home/shamil/oss/cpython/main/Objects/call.c:242:18
#35 0x5ca5f289ee39 in _PyEval_EvalFrameDefault /home/shamil/oss/cpython/main/Python/generated_cases.c.h:3188:35
#36 0x5ca5f287b942 in _PyEval_EvalFrame /home/shamil/oss/cpython/main/./Include/internal/pycore_ceval.h:121:16
#37 0x5ca5f287b942 in _PyEval_Vector /home/shamil/oss/cpython/main/Python/ceval.c:2001:12
#38 0x5ca5f24cf2c2 in _PyObject_VectorcallTstate /home/shamil/oss/cpython/main/./Include/internal/pycore_call.h:169:11
#39 0x5ca5f2af7fd0 in future_init /home/shamil/oss/cpython/main/./Modules/_asynciomodule.c:551:30
#40 0x5ca5f2af94da in _asyncio_Task___init___impl /home/shamil/oss/cpython/main/./Modules/_asynciomodule.c:2332:9
#41 0x5ca5f2af94da in _asyncio_Task___init__ /home/shamil/oss/cpython/main/./Modules/clinic/_asynciomodule.c.h:955:20
#42 0x5ca5f26a98f8 in type_call /home/shamil/oss/cpython/main/Objects/typeobject.c:2460:19
#43 0x5ca5f24d1b87 in _PyObject_Call /home/shamil/oss/cpython/main/Objects/call.c:361:18
#44 0x5ca5f289d385 in _PyEval_EvalFrameDefault /home/shamil/oss/cpython/main/Python/generated_cases.c.h:2616:32
#45 0x5ca5f287b942 in _PyEval_EvalFrame /home/shamil/oss/cpython/main/./Include/internal/pycore_ceval.h:121:16
#46 0x5ca5f287b942 in _PyEval_Vector /home/shamil/oss/cpython/main/Python/ceval.c:2001:12
#47 0x5ca5f24db622 in _PyObject_VectorcallTstate /home/shamil/oss/cpython/main/./Include/internal/pycore_call.h:169:11
#48 0x5ca5f24d8e96 in method_vectorcall /home/shamil/oss/cpython/main/Objects/classobject.c:95:18
#49 0x5ca5f289d385 in _PyEval_EvalFrameDefault /home/shamil/oss/cpython/main/Python/generated_cases.c.h:2616:32
#50 0x5ca5f287b942 in _PyEval_EvalFrame /home/shamil/oss/cpython/main/./Include/internal/pycore_ceval.h:121:16
#51 0x5ca5f287b942 in _PyEval_Vector /home/shamil/oss/cpython/main/Python/ceval.c:2001:12
#52 0x5ca5f24db622 in _PyObject_VectorcallTstate /home/shamil/oss/cpython/main/./Include/internal/pycore_call.h:169:11
#53 0x5ca5f24d8e96 in method_vectorcall /home/shamil/oss/cpython/main/Objects/classobject.c:95:18
#54 0x5ca5f289d385 in _PyEval_EvalFrameDefault /home/shamil/oss/cpython/main/Python/generated_cases.c.h:2616:32
#55 0x5ca5f2539066 in _PyEval_EvalFrame /home/shamil/oss/cpython/main/./Include/internal/pycore_ceval.h:121:16
#56 0x5ca5f2539066 in gen_send_ex2 /home/shamil/oss/cpython/main/Objects/genobject.c:259:24
#57 0x5ca5f247c7f2 in PyIter_Send /home/shamil/oss/cpython/main/Objects/abstract.c:2928:28
#58 0x5ca5f2ae3e06 in task_step_impl /home/shamil/oss/cpython/main/./Modules/_asynciomodule.c:3123:22
#59 0x5ca5f2ae3568 in task_step /home/shamil/oss/cpython/main/./Modules/_asynciomodule.c:3463:11
#60 0x5ca5f2ae2cba in TaskStepMethWrapper_call /home/shamil/oss/cpython/main/./Modules/_asynciomodule.c:2120:11
#61 0x5ca5f24cfd56 in _PyObject_MakeTpCall /home/shamil/oss/cpython/main/Objects/call.c:242:18
#62 0x5ca5f292307b in _PyObject_VectorcallTstate /home/shamil/oss/cpython/main/./Include/internal/pycore_call.h:167:16
#63 0x5ca5f292307b in context_run /home/shamil/oss/cpython/main/Python/context.c:728:29
#64 0x5ca5f289d385 in _PyEval_EvalFrameDefault /home/shamil/oss/cpython/main/Python/generated_cases.c.h:2616:32
#65 0x5ca5f287b942 in _PyEval_EvalFrame /home/shamil/oss/cpython/main/./Include/internal/pycore_ceval.h:121:16
#66 0x5ca5f287b942 in _PyEval_Vector /home/shamil/oss/cpython/main/Python/ceval.c:2001:12
#67 0x5ca5f24db622 in _PyObject_VectorcallTstate /home/shamil/oss/cpython/main/./Include/internal/pycore_call.h:169:11
#68 0x5ca5f24d8f46 in method_vectorcall /home/shamil/oss/cpython/main/Objects/classobject.c:73:20
#69 0x5ca5f2922f98 in _PyObject_VectorcallTstate /home/shamil/oss/cpython/main/./Include/internal/pycore_call.h:169:11
#70 0x5ca5f2922f98 in context_run /home/shamil/oss/cpython/main/Python/context.c:728:29
#71 0x5ca5f28acb49 in _PyEval_EvalFrameDefault /home/shamil/oss/cpython/main/Python/generated_cases.c.h:3710:35
#72 0x5ca5f287b942 in _PyEval_EvalFrame /home/shamil/oss/cpython/main/./Include/internal/pycore_ceval.h:121:16
#73 0x5ca5f287b942 in _PyEval_Vector /home/shamil/oss/cpython/main/Python/ceval.c:2001:12
#74 0x5ca5f24db622 in _PyObject_VectorcallTstate /home/shamil/oss/cpython/main/./Include/internal/pycore_call.h:169:11
#75 0x5ca5f24d8f46 in method_vectorcall /home/shamil/oss/cpython/main/Objects/classobject.c:73:20
#76 0x5ca5f2c3f82d in thread_run /home/shamil/oss/cpython/main/./Modules/_threadmodule.c:387:21
#77 0x5ca5f2aa8bec in pythread_wrapper /home/shamil/oss/cpython/main/Python/thread_pthread.h:234:5
#78 0x5ca5f22d350a in asan_thread_start(void*) asan_interceptors.cpp.o
#79 0x735a10ea3d63 in start_thread nptl/pthread_create.c:448:8
#80 0x735a10f373bb in __GI___clone3 misc/../sysdeps/unix/sysv/linux/x86_64/clone3.S:78
==1410600==Register values:
rax = 0x0000000000000000 rbx = 0x000000000000000b rcx = 0x0000735a10ea5fed rdx = 0x000000000000000b
rdi = 0x0000000000158628 rsi = 0x0000000000158b27 rbp = 0x00006f5a1003c5b0 rsp = 0x00006f5a1003c580
r8 = 0x0000000000000016 r9 = 0x00006f59c2fb06c0 r10 = 0x0000000000000000 r11 = 0x0000000000000246
r12 = 0x0000000000158b27 r13 = 0x0000000000000002 r14 = 0x00006f59cabc6000 r15 = 0x000000000000000b
AddressSanitizer can not provide additional info.
SUMMARY: AddressSanitizer: SEGV nptl/pthread_kill.c:44:76 in __pthread_kill_implementation
Thread T894 created by T0 here:
#0 0x5ca5f22b9d05 in pthread_create (/home/shamil/oss/cpython/main/python+0x320d05) (BuildId: 886f38cd1398652417865b8c60cf746257ab32cc)
#1 0x5ca5f2aa7177 in do_start_joinable_thread /home/shamil/oss/cpython/main/Python/thread_pthread.h:281:14
#2 0x5ca5f2aa6e51 in PyThread_start_joinable_thread /home/shamil/oss/cpython/main/Python/thread_pthread.h:323:9
#3 0x5ca5f2c3ed4c in ThreadHandle_start /home/shamil/oss/cpython/main/./Modules/_threadmodule.c:474:9
#4 0x5ca5f2c3ed4c in do_start_new_thread /home/shamil/oss/cpython/main/./Modules/_threadmodule.c:1920:9
#5 0x5ca5f2c3c4f2 in thread_PyThread_start_joinable_thread /home/shamil/oss/cpython/main/./Modules/_threadmodule.c:2043:14
#6 0x5ca5f260b434 in cfunction_call /home/shamil/oss/cpython/main/Objects/methodobject.c:564:18
#7 0x5ca5f24cfd56 in _PyObject_MakeTpCall /home/shamil/oss/cpython/main/Objects/call.c:242:18
#8 0x5ca5f289ee39 in _PyEval_EvalFrameDefault /home/shamil/oss/cpython/main/Python/generated_cases.c.h:3188:35
#9 0x5ca5f2539066 in _PyEval_EvalFrame /home/shamil/oss/cpython/main/./Include/internal/pycore_ceval.h:121:16
#10 0x5ca5f2539066 in gen_send_ex2 /home/shamil/oss/cpython/main/Objects/genobject.c:259:24
#11 0x5ca5f2533d2b in gen_iternext /home/shamil/oss/cpython/main/Objects/genobject.c:634:9
#12 0x5ca5f286fd5a in builtin_next /home/shamil/oss/cpython/main/Python/bltinmodule.c:1681:11
#13 0x5ca5f28a4822 in _PyEval_EvalFrameDefault /home/shamil/oss/cpython/main/Python/generated_cases.c.h:2249:35
#14 0x5ca5f287b942 in _PyEval_EvalFrame /home/shamil/oss/cpython/main/./Include/internal/pycore_ceval.h:121:16
#15 0x5ca5f287b942 in _PyEval_Vector /home/shamil/oss/cpython/main/Python/ceval.c:2001:12
#16 0x5ca5f24db622 in _PyObject_VectorcallTstate /home/shamil/oss/cpython/main/./Include/internal/pycore_call.h:169:11
#17 0x5ca5f24d8e96 in method_vectorcall /home/shamil/oss/cpython/main/Objects/classobject.c:95:18
#18 0x5ca5f289d385 in _PyEval_EvalFrameDefault /home/shamil/oss/cpython/main/Python/generated_cases.c.h:2616:32
#19 0x5ca5f287b942 in _PyEval_EvalFrame /home/shamil/oss/cpython/main/./Include/internal/pycore_ceval.h:121:16
#20 0x5ca5f287b942 in _PyEval_Vector /home/shamil/oss/cpython/main/Python/ceval.c:2001:12
#21 0x5ca5f24cf76b in _PyObject_VectorcallDictTstate /home/shamil/oss/cpython/main/Objects/call.c:135:15
#22 0x5ca5f24d2652 in _PyObject_Call_Prepend /home/shamil/oss/cpython/main/Objects/call.c:504:24
#23 0x5ca5f26c6c42 in call_method /home/shamil/oss/cpython/main/Objects/typeobject.c:3076:19
#24 0x5ca5f24cfd56 in _PyObject_MakeTpCall /home/shamil/oss/cpython/main/Objects/call.c:242:18
#25 0x5ca5f289eb31 in _PyEval_EvalFrameDefault /home/shamil/oss/cpython/main/Python/generated_cases.c.h:4021:35
#26 0x5ca5f287b942 in _PyEval_EvalFrame /home/shamil/oss/cpython/main/./Include/internal/pycore_ceval.h:121:16
#27 0x5ca5f287b942 in _PyEval_Vector /home/shamil/oss/cpython/main/Python/ceval.c:2001:12
#28 0x5ca5f24db622 in _PyObject_VectorcallTstate /home/shamil/oss/cpython/main/./Include/internal/pycore_call.h:169:11
#29 0x5ca5f24d8e96 in method_vectorcall /home/shamil/oss/cpython/main/Objects/classobject.c:95:18
#30 0x5ca5f289d385 in _PyEval_EvalFrameDefault /home/shamil/oss/cpython/main/Python/generated_cases.c.h:2616:32
#31 0x5ca5f287b942 in _PyEval_EvalFrame /home/shamil/oss/cpython/main/./Include/internal/pycore_ceval.h:121:16
#32 0x5ca5f287b942 in _PyEval_Vector /home/shamil/oss/cpython/main/Python/ceval.c:2001:12
#33 0x5ca5f24cf76b in _PyObject_VectorcallDictTstate /home/shamil/oss/cpython/main/Objects/call.c:135:15
#34 0x5ca5f24d2652 in _PyObject_Call_Prepend /home/shamil/oss/cpython/main/Objects/call.c:504:24
#35 0x5ca5f26c6c42 in call_method /home/shamil/oss/cpython/main/Objects/typeobject.c:3076:19
#36 0x5ca5f24cfd56 in _PyObject_MakeTpCall /home/shamil/oss/cpython/main/Objects/call.c:242:18
#37 0x5ca5f289eb31 in _PyEval_EvalFrameDefault /home/shamil/oss/cpython/main/Python/generated_cases.c.h:4021:35
#38 0x5ca5f287b942 in _PyEval_EvalFrame /home/shamil/oss/cpython/main/./Include/internal/pycore_ceval.h:121:16
#39 0x5ca5f287b942 in _PyEval_Vector /home/shamil/oss/cpython/main/Python/ceval.c:2001:12
#40 0x5ca5f24db622 in _PyObject_VectorcallTstate /home/shamil/oss/cpython/main/./Include/internal/pycore_call.h:169:11
#41 0x5ca5f24d8e96 in method_vectorcall /home/shamil/oss/cpython/main/Objects/classobject.c:95:18
#42 0x5ca5f289d385 in _PyEval_EvalFrameDefault /home/shamil/oss/cpython/main/Python/generated_cases.c.h:2616:32
#43 0x5ca5f287b942 in _PyEval_EvalFrame /home/shamil/oss/cpython/main/./Include/internal/pycore_ceval.h:121:16
#44 0x5ca5f287b942 in _PyEval_Vector /home/shamil/oss/cpython/main/Python/ceval.c:2001:12
#45 0x5ca5f24cf76b in _PyObject_VectorcallDictTstate /home/shamil/oss/cpython/main/Objects/call.c:135:15
#46 0x5ca5f24d2652 in _PyObject_Call_Prepend /home/shamil/oss/cpython/main/Objects/call.c:504:24
#47 0x5ca5f26c6c42 in call_method /home/shamil/oss/cpython/main/Objects/typeobject.c:3076:19
#48 0x5ca5f24cfd56 in _PyObject_MakeTpCall /home/shamil/oss/cpython/main/Objects/call.c:242:18
#49 0x5ca5f289eb31 in _PyEval_EvalFrameDefault /home/shamil/oss/cpython/main/Python/generated_cases.c.h:4021:35
#50 0x5ca5f287b942 in _PyEval_EvalFrame /home/shamil/oss/cpython/main/./Include/internal/pycore_ceval.h:121:16
#51 0x5ca5f287b942 in _PyEval_Vector /home/shamil/oss/cpython/main/Python/ceval.c:2001:12
#52 0x5ca5f287ad6f in PyEval_EvalCode /home/shamil/oss/cpython/main/Python/ceval.c:884:21
#53 0x5ca5f286d7bd in builtin_exec_impl /home/shamil/oss/cpython/main/Python/bltinmodule.c:1180:17
#54 0x5ca5f286d7bd in builtin_exec /home/shamil/oss/cpython/main/Python/clinic/bltinmodule.c.h:571:20
#55 0x5ca5f24cf2c2 in _PyObject_VectorcallTstate /home/shamil/oss/cpython/main/./Include/internal/pycore_call.h:169:11
#56 0x5ca5f28b0206 in _PyEval_EvalFrameDefault /home/shamil/oss/cpython/main/Python/generated_cases.c.h:1620:35
#57 0x5ca5f287b942 in _PyEval_EvalFrame /home/shamil/oss/cpython/main/./Include/internal/pycore_ceval.h:121:16
#58 0x5ca5f287b942 in _PyEval_Vector /home/shamil/oss/cpython/main/Python/ceval.c:2001:12
#59 0x5ca5f2ad4734 in pymain_run_module /home/shamil/oss/cpython/main/Modules/main.c:353:14
#60 0x5ca5f2ad2fb5 in pymain_run_python /home/shamil/oss/cpython/main/Modules/main.c:685:21
#61 0x5ca5f2ad2fb5 in Py_RunMain /home/shamil/oss/cpython/main/Modules/main.c:772:5
#62 0x5ca5f2ad431e in pymain_main /home/shamil/oss/cpython/main/Modules/main.c:802:12
#63 0x5ca5f2ad4483 in Py_BytesMain /home/shamil/oss/cpython/main/Modules/main.c:826:12
#64 0x735a10e2a574 in __libc_start_call_main csu/../sysdeps/nptl/libc_start_call_main.h:58:16
#65 0x735a10e2a627 in __libc_start_main csu/../csu/libc-start.c:360:3
#66 0x5ca5f22320d4 in _start (/home/shamil/oss/cpython/main/python+0x2990d4) (BuildId: 886f38cd1398652417865b8c60cf746257ab32cc)
==1410600==ABORTING
CPython versions tested on:
CPython main branch
Operating systems tested on:
Linux