Date: Fri, 26 Feb 2021 21:56:03 +0000 From: bugzilla-noreply@freebsd.org To: toolchain@FreeBSD.org Subject: [Bug 253881] /usr/bin/lldb: Unable to backtrace a core dump Message-ID: <bug-253881-29464@https.bugs.freebsd.org/bugzilla/>
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https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D253881 Bug ID: 253881 Summary: /usr/bin/lldb: Unable to backtrace a core dump Product: Base System Version: CURRENT Hardware: amd64 OS: Any Status: New Severity: Affects Only Me Priority: --- Component: bin Assignee: toolchain@FreeBSD.org Reporter: dmgk@freebsd.org $ uname -v FreeBSD 14.0-CURRENT #2 main-888ae5725: Fri Feb 26 14:32:59 -05 2021 $ /usr/bin/lldb -v lldb version 11.0.1 (git@github.com:llvm/llvm-project.git revision llvmorg-11.0.1-0-g43ff75f2c3fe) clang revision llvmorg-11.0.1-0-g43ff75f2c3fe llvm revision llvmorg-11.0.1-0-g43ff75f2c3fe $ cc -v FreeBSD clang version 11.0.1 (git@github.com:llvm/llvm-project.git llvmorg-11.0.1-0-g43ff75f2c3fe) Target: x86_64-unknown-freebsd14.0 Thread model: posix InstalledDir: /usr/bin $ cat <<EOD > testcase.c #include <signal.h> int main(void) { raise(SIGABRT); } EOD $ cc -g testcase.c $ ./a.out Abort trap (core dumped) $ /usr/bin/lldb a.out -c a.out.core (lldb) target create "a.out" --core "a.out.core" Core file '/home/dg/tmp/abort/a.out.core' (x86_64) was loaded. (lldb) bt Program aborted due to an unhandled Error: Error value was Success. (Note: Success values must still be checked prior = to being destroyed). PLEASE submit a bug report to https://bugs.freebsd.org/submit/ and include = the crash backtrace. Stack dump: 0. Program arguments: /usr/bin/lldb a.out -c a.out.core 1. HandleCommand(command =3D "bt") #0 0x0000000003b35a0e PrintStackTrace /usr/src/contrib/llvm-project/llvm/lib/Support/Unix/Signals.inc:564:13 #1 0x0000000003b33ea7 RunSignalHandlers /usr/src/contrib/llvm-project/llvm/lib/Support/Signals.cpp:69:18 #2 0x0000000003b35f80 SignalHandler /usr/src/contrib/llvm-project/llvm/lib/Support/Unix/Signals.inc:0:3 #3 0x0000000804cdde52 handle_signal /usr/src/lib/libthr/thread/thr_sig.c:0:3 Abort trap (core dumped) --=20 You are receiving this mail because: You are the assignee for the bug.=
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