From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id C153A385801F; Tue, 11 Jan 2022 15:14:11 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org C153A385801F From: "contino at epigenesys dot com" To: gcc-bugs@gcc.gnu.org Subject: [Bug sanitizer/103978] New: AddressSanitizer CHECK failed ../../../../src/libsanitizer/asan/asan_thread.cpp:367 "((ptr[0] == kCurrentStackFrameMagic)) != (0)" (0x0, 0x0) Date: Tue, 11 Jan 2022 15:14:11 +0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: new X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: sanitizer X-Bugzilla-Version: 11.2.0 X-Bugzilla-Keywords: X-Bugzilla-Severity: normal X-Bugzilla-Who: contino at epigenesys dot com X-Bugzilla-Status: UNCONFIRMED X-Bugzilla-Resolution: X-Bugzilla-Priority: P3 X-Bugzilla-Assigned-To: unassigned at gcc dot gnu.org X-Bugzilla-Target-Milestone: --- X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: bug_id short_desc product version bug_status bug_severity priority component assigned_to reporter cc target_milestone attachments.created Message-ID: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Bugzilla-URL: http://gcc.gnu.org/bugzilla/ Auto-Submitted: auto-generated MIME-Version: 1.0 X-BeenThere: gcc-bugs@gcc.gnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Gcc-bugs mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 11 Jan 2022 15:14:11 -0000 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D103978 Bug ID: 103978 Summary: AddressSanitizer CHECK failed ../../../../src/libsanitizer/asan/asan_thread.cpp:367 "((ptr[0] =3D=3D kCurrentStackFrameMagic)) !=3D (0)" (0= x0, 0x0) Product: gcc Version: 11.2.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: sanitizer Assignee: unassigned at gcc dot gnu.org Reporter: contino at epigenesys dot com CC: dodji at gcc dot gnu.org, dvyukov at gcc dot gnu.org, jakub at gcc dot gnu.org, kcc at gcc dot gnu.org, marxi= n at gcc dot gnu.org Target Milestone: --- Created attachment 52164 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=3D52164&action=3Dedit This is the source file On Debian Bookworm x86-64 with gcc 11.2.0. Compiled with: gcc -o test test.c -fsanitize=3Daddress -pthread This bug is triggered by the pthread_join() if nanosleep is called by a function. With the optimization O3 there is no error. The full code is in the attachment. I have got the error: =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D =3D=3D98391=3D=3DAddressSanitizer CHECK failed: ../../../../src/libsanitizer/asan/asan_thread.cpp:367 "((ptr[0] =3D=3D kCurrentStackFrameMagic)) !=3D (0)" (0x0, 0x0) #0 0x7feb0a48fe6b in AsanCheckFailed ../../../../src/libsanitizer/asan/asan_rtl.cpp:74 #1 0x7feb0a4ae84e in __sanitizer::CheckFailed(char const*, int, char const*, unsigned long long, unsigned long long) ../../../../src/libsanitizer/sanitizer_common/sanitizer_termination.cpp:78 #2 0x7feb0a494864 in __asan::AsanThread::GetStackFrameAccessByAddr(unsi= gned long, __asan::AsanThread::StackFrameAccess*) ../../../../src/libsanitizer/asan/asan_thread.cpp:367 #3 0x7feb0a406bdb in __asan::GetStackAddressInformation(unsigned long, unsigned long, __asan::StackAddressDescription*) ../../../../src/libsanitizer/asan/asan_descriptions.cpp:203 #4 0x7feb0a407e98 in __asan::AddressDescription::AddressDescription(unsigned long, unsigned long, bool) ../../../../src/libsanitizer/asan/asan_descriptions.cpp:455 #5 0x7feb0a407e98 in __asan::AddressDescription::AddressDescription(unsigned long, unsigned long, bool) ../../../../src/libsanitizer/asan/asan_descriptions.cpp:439 #6 0x7feb0a40a3b4 in __asan::ErrorGeneric::ErrorGeneric(unsigned int, unsigned long, unsigned long, unsigned long, unsigned long, bool, unsigned long) ../../../../src/libsanitizer/asan/asan_errors.cpp:389 #7 0x7feb0a48f4c6 in __asan::ReportGenericError(unsigned long, unsigned long, unsigned long, unsigned long, bool, unsigned long, unsigned int, bool) ../../../../src/libsanitizer/asan/asan_report.cpp:476 #8 0x7feb0a42b35b in __interceptor_sigaltstack ../../../../src/libsanitizer/sanitizer_common/sanitizer_common_interceptors= .inc:9986 #9 0x7feb0a4a35cd in __sanitizer::UnsetAlternateSignalStack() ../../../../src/libsanitizer/sanitizer_common/sanitizer_posix_libcdep.cpp:1= 95 #10 0x7feb0a493dbc in __asan::AsanThread::Destroy() ../../../../src/libsanitizer/asan/asan_thread.cpp:104 #11 0x7feb0a3bff10 in __nptl_deallocate_tsd.part.0 (/lib/x86_64-linux-gnu/libpthread.so.0+0x7f10) #12 0x7feb0a3c0da0 in start_thread (/lib/x86_64-linux-gnu/libpthread.so.0+0x8da0) #13 0x7feb0a2ebb6e in clone (/lib/x86_64-linux-gnu/libc.so.6+0xfcb6e)=