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Sun, 19 Jan 2025 16:20:13 GMT (envelope-from bugzilla-noreply@freebsd.org) Received: (from www@localhost) by kenobi.freebsd.org (8.15.2/8.15.2/Submit) id 50JGKDSl078378 for bugs@FreeBSD.org; Sun, 19 Jan 2025 16:20:13 GMT (envelope-from bugzilla-noreply@freebsd.org) X-Authentication-Warning: kenobi.freebsd.org: www set sender to bugzilla-noreply@freebsd.org using -f From: bugzilla-noreply@freebsd.org To: bugs@FreeBSD.org Subject: [Bug 235751] Failure to init TLS variables with func ptr inside shared lib Date: Sun, 19 Jan 2025 16:20:13 +0000 X-Bugzilla-Reason: AssignedTo X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: Base System X-Bugzilla-Component: kern X-Bugzilla-Version: 14.2-RELEASE X-Bugzilla-Keywords: X-Bugzilla-Severity: Affects Some People X-Bugzilla-Who: dclarke@blastwave.org X-Bugzilla-Status: New X-Bugzilla-Resolution: X-Bugzilla-Priority: --- X-Bugzilla-Assigned-To: bugs@FreeBSD.org X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: Message-ID: <bug-235751-227-FakUiGVrKV@https.bugs.freebsd.org/bugzilla/> In-Reply-To: <bug-235751-227@https.bugs.freebsd.org/bugzilla/> References: <bug-235751-227@https.bugs.freebsd.org/bugzilla/> Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="UTF-8" X-Bugzilla-URL: https://bugs.freebsd.org/bugzilla/ Auto-Submitted: auto-generated List-Id: Bug reports <freebsd-bugs.freebsd.org> List-Archive: https://lists.freebsd.org/archives/freebsd-bugs List-Help: <mailto:freebsd-bugs+help@freebsd.org> List-Post: <mailto:freebsd-bugs@freebsd.org> List-Subscribe: <mailto:freebsd-bugs+subscribe@freebsd.org> List-Unsubscribe: <mailto:freebsd-bugs+unsubscribe@freebsd.org> Sender: owner-freebsd-bugs@FreeBSD.org MIME-Version: 1.0 https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D235751 --- Comment #8 from Dennis Clarke <dclarke@blastwave.org> --- (In reply to Konstantin Belousov from comment #7) What precisely did you do? I see no way that you made this work just fine on a 14.0-STABLE system when it fails in the same way on 13.4-RELEASE-p1 machine :=20 $ uname -apKU=20 FreeBSD dasoyva 13.4-RELEASE-p1 FreeBSD 13.4-RELEASE-p1 GENERIC amd64 amd64 1304000 1304000 $ freebsd-version -kru=20 13.4-RELEASE-p1 13.4-RELEASE-p1 13.4-RELEASE-p2 $=20 $ which cc /usr/bin/cc $ CC=3D/usr/bin/cc $ export CC $=20 $ $CC --version FreeBSD clang version 18.1.6 (https://github.com/llvm/llvm-project.git llvmorg-18.1.6-0-g1118c2e05e67) Target: x86_64-unknown-freebsd13.4 Thread model: posix InstalledDir: /usr/bin $ $ $CC -std=3Diso9899:1999 -pedantic -pedantic-errors -m64 -g -O0 -fno-built= in -shared -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=3D64 -D_XOPEN_SOURCE=3D600 -D_REENTRANT -o t1.so -fPIC t1.c $ $CC -std=3Diso9899:1999 -pedantic -pedantic-errors -m64 -g -O0 -fno-built= in -shared -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=3D64 -D_XOPEN_SOURCE=3D600 -D_REENTRANT -o foo t2.c t1.so $ file foo foo: ELF 64-bit LSB shared object, x86-64, version 1 (FreeBSD), dynamically linked, for FreeBSD 13.4, with debug_info, not stripped $ readelf -delV foo | grep -E 'NEED|NAME|PATH' 0x0000000000000001 NEEDED Shared library: [t1.so] 0x0000000000000001 NEEDED Shared library: [libc.so.7] 0x000000006ffffffe VERNEED 0x340 0x000000006fffffff VERNEEDNUM 1 $ ./foo Segmentation fault (core dumped) $ LD_LIBRARY_PATH=3D`pwd` ./foo Segmentation fault (core dumped) $=20 So you are saying that, with magic, the problem goes away on a 14 STABLE=20 machine and then returns everywhere else? --=20 You are receiving this mail because: You are the assignee for the bug.=