https://gcc.gnu.org/bugzilla/show_bug.cgi?id=120840
Bug ID: 120840 Summary: CPython miscompiled with preserve_none Product: gcc Version: 16.0 Status: UNCONFIRMED Keywords: wrong-code Severity: normal Priority: P3 Component: target Assignee: unassigned at gcc dot gnu.org Reporter: sjames at gcc dot gnu.org CC: hjl.tools at gmail dot com, kenjin4096 at gmail dot com Target Milestone: --- >From https://gcc.gnu.org/bugzilla/show_bug.cgi?id=119628#c24 ... (In reply to H.J. Lu from comment #24) > How do I reproduce it? Do you have a step-by-step guide? Thanks. $ git clone https://github.com/python/cpython $ git rev-parse HEAD 34ce1920ca33c11ca2c379ed0ef30a91010bef4f $ ./configure --with-tail-call-interp $ make -j$(nproc) -l$(nproc) [...] ./_bootstrap_python ./Programs/_freeze_module.py codecs ./Lib/codecs.py Python/frozen_modules/codecs.h *** stack smashing detected ***: terminated make: *** [Makefile:1912: Python/frozen_modules/codecs.h] Aborted (core dumped) make: *** Waiting for unfinished jobs.... ./_bootstrap_python ./Programs/_freeze_module.py posixpath ./Lib/posixpath.py Python/frozen_modules/posixpath.h *** stack smashing detected ***: terminated make: *** [Makefile:1930: Python/frozen_modules/posixpath.h] Aborted (core dumped) ./_bootstrap_python ./Programs/_freeze_module.py abc ./Lib/abc.py Python/frozen_modules/abc.h *** stack smashing detected ***: terminated make: *** [Makefile:1909: Python/frozen_modules/abc.h] Aborted (core dumped) $ gdb --args ./_bootstrap_python ./Programs/_freeze_module.py codecs ./Lib/codecs.py Python/frozen_modules/codecs.h Reading symbols from ./_bootstrap_python... (gdb) r Starting program: /tmp/cpython/_bootstrap_python ./Programs/_freeze_module.py codecs ./Lib/codecs.py Python/frozen_modules/codecs.h [Thread debugging using libthread_db enabled] Using host libthread_db library "/usr/lib64/libthread_db.so.1". *** stack smashing detected ***: terminated Program received signal SIGABRT, Aborted. __pthread_kill_implementation (threadid=<optimized out>, signo=6, no_tid=0) at pthread_kill.c:44 44 return INTERNAL_SYSCALL_ERROR_P (ret) ? INTERNAL_SYSCALL_ERRNO (ret) : 0; (gdb) bt #0 __pthread_kill_implementation (threadid=<optimized out>, signo=6, no_tid=0) at pthread_kill.c:44 #1 __pthread_kill_internal (threadid=<optimized out>, signo=6) at pthread_kill.c:89 #2 __GI___pthread_kill (threadid=<optimized out>, signo=signo@entry=6) at pthread_kill.c:100 #3 0x00007ffff7c20dc2 in __GI_raise (sig=sig@entry=6) at ../sysdeps/posix/raise.c:26 #4 0x00007ffff7c01383 in __GI_abort () at abort.c:73 #5 0x00007ffff7c0258a in __libc_message_impl (fmt=fmt@entry=0x7ffff7de0816 "*** %s ***: terminated\n") at ../sysdeps/posix/libc_fatal.c:134 #6 0x00007ffff7d28747 in __GI___fortify_fail (msg=msg@entry=0x7ffff7de082e "stack smashing detected") at fortify_fail.c:24 #7 0x00007ffff7d29942 in __stack_chk_fail () at stack_chk_fail.c:24 #8 0x0000555555761b67 in _PyEval_EvalFrameDefault (tstate=<optimized out>, frame=<optimized out>, throwflag=<optimized out>) at Python/ceval.c:1238 Backtrace stopped: previous frame inner to this frame (corrupt stack?)