[llvm-bugs] [Bug 50363] New: clang crashes on valid code at -O1 and above on x86_64-linux-gnu: Assertion `!UR.InvalidatedSCCs.count(C) && "Processing an invalid SCC!"' failed
via llvm-bugs
llvm-bugs at lists.llvm.org
Sun May 16 05:03:28 PDT 2021
https://bugs.llvm.org/show_bug.cgi?id=50363
Bug ID: 50363
Summary: clang crashes on valid code at -O1 and above on
x86_64-linux-gnu: Assertion
`!UR.InvalidatedSCCs.count(C) && "Processing an
invalid SCC!"' failed
Product: libraries
Version: trunk
Hardware: PC
OS: All
Status: NEW
Severity: enhancement
Priority: P
Component: Global Analyses
Assignee: unassignedbugs at nondot.org
Reporter: zhendong.su at inf.ethz.ch
CC: llvm-bugs at lists.llvm.org
[524] % clangtk -v
clang version 13.0.0 (https://github.com/llvm/llvm-project.git
541c2845ded174f8937433fc8a110a2e644919a6)
Target: x86_64-unknown-linux-gnu
Thread model: posix
InstalledDir: /local/suz-local/opfuzz/bin
Found candidate GCC installation: /usr/lib/gcc/i686-linux-gnu/8
Found candidate GCC installation: /usr/lib/gcc/x86_64-linux-gnu/6
Found candidate GCC installation: /usr/lib/gcc/x86_64-linux-gnu/6.5.0
Found candidate GCC installation: /usr/lib/gcc/x86_64-linux-gnu/7
Found candidate GCC installation: /usr/lib/gcc/x86_64-linux-gnu/7.5.0
Found candidate GCC installation: /usr/lib/gcc/x86_64-linux-gnu/8
Selected GCC installation: /usr/lib/gcc/x86_64-linux-gnu/7.5.0
Candidate multilib: .;@m64
Candidate multilib: 32;@m32
Candidate multilib: x32;@mx32
Selected multilib: .;@m64
[525] %
[525] % clangtk -O0 -c small.c
[526] %
[526] % clangtk -O1 -c small.c
clangtk:
/local/suz-local/software/clangbuild/llvm-project/llvm/lib/Analysis/CGSCCPassManager.cpp:438:
llvm::PreservedAnalyses
llvm::DevirtSCCRepeatedPass::run(llvm::LazyCallGraph::SCC&,
llvm::CGSCCAnalysisManager&, llvm::LazyCallGraph&, llvm::CGSCCUpdateResult&):
Assertion `!UR.InvalidatedSCCs.count(C) && "Processing an invalid SCC!"'
failed.
PLEASE submit a bug report to https://bugs.llvm.org/ and include the crash
backtrace, preprocessed source, and associated run script.
Stack dump:
0. Program arguments: clangtk -O1 -c small.c
1. <eof> parser at end of file
2. Optimizer
#0 0x0000561081c45a9c llvm::sys::PrintStackTrace(llvm::raw_ostream&, int)
(/local/suz-local/software/local/clang-trunk/bin/clang-13+0x3738a9c)
#1 0x0000561081c43954 llvm::sys::RunSignalHandlers()
(/local/suz-local/software/local/clang-trunk/bin/clang-13+0x3736954)
#2 0x0000561081c43bd5 llvm::sys::CleanupOnSignal(unsigned long)
(/local/suz-local/software/local/clang-trunk/bin/clang-13+0x3736bd5)
#3 0x0000561081b9e378 CrashRecoverySignalHandler(int)
CrashRecoveryContext.cpp:0:0
#4 0x00007fe9a7632980 __restore_rt
(/lib/x86_64-linux-gnu/libpthread.so.0+0x12980)
#5 0x00007fe9a62e3fb7 raise
/build/glibc-S9d2JN/glibc-2.27/signal/../sysdeps/unix/sysv/linux/raise.c:51:0
#6 0x00007fe9a62e5921 abort /build/glibc-S9d2JN/glibc-2.27/stdlib/abort.c:81:0
#7 0x00007fe9a62d548a __assert_fail_base
/build/glibc-S9d2JN/glibc-2.27/assert/assert.c:89:0
#8 0x00007fe9a62d5502 (/lib/x86_64-linux-gnu/libc.so.6+0x30502)
#9 0x0000561080c030e8
llvm::DevirtSCCRepeatedPass::run(llvm::LazyCallGraph::SCC&,
llvm::AnalysisManager<llvm::LazyCallGraph::SCC, llvm::LazyCallGraph&>&,
llvm::LazyCallGraph&, llvm::CGSCCUpdateResult&)
(/local/suz-local/software/local/clang-trunk/bin/clang-13+0x26f60e8)
#10 0x0000561081575651 llvm::detail::PassModel<llvm::LazyCallGraph::SCC,
llvm::DevirtSCCRepeatedPass, llvm::PreservedAnalyses,
llvm::AnalysisManager<llvm::LazyCallGraph::SCC, llvm::LazyCallGraph&>,
llvm::LazyCallGraph&, llvm::CGSCCUpdateResult&>::run(llvm::LazyCallGraph::SCC&,
llvm::AnalysisManager<llvm::LazyCallGraph::SCC, llvm::LazyCallGraph&>&,
llvm::LazyCallGraph&, llvm::CGSCCUpdateResult&)
(/local/suz-local/software/local/clang-trunk/bin/clang-13+0x3068651)
#11 0x0000561080c006ff
llvm::ModuleToPostOrderCGSCCPassAdaptor::run(llvm::Module&,
llvm::AnalysisManager<llvm::Module>&)
(/local/suz-local/software/local/clang-trunk/bin/clang-13+0x26f36ff)
#12 0x00005610815756d1 llvm::detail::PassModel<llvm::Module,
llvm::ModuleToPostOrderCGSCCPassAdaptor, llvm::PreservedAnalyses,
llvm::AnalysisManager<llvm::Module> >::run(llvm::Module&,
llvm::AnalysisManager<llvm::Module>&)
(/local/suz-local/software/local/clang-trunk/bin/clang-13+0x30686d1)
#13 0x000056108147cb34 llvm::PassManager<llvm::Module,
llvm::AnalysisManager<llvm::Module> >::run(llvm::Module&,
llvm::AnalysisManager<llvm::Module>&)
(/local/suz-local/software/local/clang-trunk/bin/clang-13+0x2f6fb34)
#14 0x0000561081577d43 llvm::ModuleInlinerWrapperPass::run(llvm::Module&,
llvm::AnalysisManager<llvm::Module>&)
(/local/suz-local/software/local/clang-trunk/bin/clang-13+0x306ad43)
#15 0x0000561082c25eb1 llvm::detail::PassModel<llvm::Module,
llvm::ModuleInlinerWrapperPass, llvm::PreservedAnalyses,
llvm::AnalysisManager<llvm::Module> >::run(llvm::Module&,
llvm::AnalysisManager<llvm::Module>&)
(/local/suz-local/software/local/clang-trunk/bin/clang-13+0x4718eb1)
#16 0x000056108147cb34 llvm::PassManager<llvm::Module,
llvm::AnalysisManager<llvm::Module> >::run(llvm::Module&,
llvm::AnalysisManager<llvm::Module>&)
(/local/suz-local/software/local/clang-trunk/bin/clang-13+0x2f6fb34)
#17 0x0000561081f18d77 (anonymous
namespace)::EmitAssemblyHelper::EmitAssemblyWithNewPassManager(clang::BackendAction,
std::unique_ptr<llvm::raw_pwrite_stream,
std::default_delete<llvm::raw_pwrite_stream> >) BackendUtil.cpp:0:0
#18 0x0000561081f1dc93 clang::EmitBackendOutput(clang::DiagnosticsEngine&,
clang::HeaderSearchOptions const&, clang::CodeGenOptions const&,
clang::TargetOptions const&, clang::LangOptions const&, llvm::StringRef,
llvm::Module*, clang::BackendAction, std::unique_ptr<llvm::raw_pwrite_stream,
std::default_delete<llvm::raw_pwrite_stream> >)
(/local/suz-local/software/local/clang-trunk/bin/clang-13+0x3a10c93)
#19 0x0000561082bad4ea
clang::BackendConsumer::HandleTranslationUnit(clang::ASTContext&)
(/local/suz-local/software/local/clang-trunk/bin/clang-13+0x46a04ea)
#20 0x0000561083a0fe29 clang::ParseAST(clang::Sema&, bool, bool)
(/local/suz-local/software/local/clang-trunk/bin/clang-13+0x5502e29)
#21 0x0000561082bad688 clang::CodeGenAction::ExecuteAction()
(/local/suz-local/software/local/clang-trunk/bin/clang-13+0x46a0688)
#22 0x0000561082532681 clang::FrontendAction::Execute()
(/local/suz-local/software/local/clang-trunk/bin/clang-13+0x4025681)
#23 0x00005610824ce4d2
clang::CompilerInstance::ExecuteAction(clang::FrontendAction&)
(/local/suz-local/software/local/clang-trunk/bin/clang-13+0x3fc14d2)
#24 0x00005610825fdf0a
clang::ExecuteCompilerInvocation(clang::CompilerInstance*)
(/local/suz-local/software/local/clang-trunk/bin/clang-13+0x40f0f0a)
#25 0x000056107f8aee8c cc1_main(llvm::ArrayRef<char const*>, char const*,
void*) (/local/suz-local/software/local/clang-trunk/bin/clang-13+0x13a1e8c)
#26 0x000056107f8aa149 ExecuteCC1Tool(llvm::SmallVectorImpl<char const*>&)
driver.cpp:0:0
#27 0x0000561082386525 void llvm::function_ref<void
()>::callback_fn<clang::driver::CC1Command::Execute(llvm::ArrayRef<llvm::Optional<llvm::StringRef>
>, std::__cxx11::basic_string<char, std::char_traits<char>,
std::allocator<char> >*, bool*) const::'lambda'()>(long) Job.cpp:0:0
#28 0x0000561081b9e453
llvm::CrashRecoveryContext::RunSafely(llvm::function_ref<void ()>)
(/local/suz-local/software/local/clang-trunk/bin/clang-13+0x3691453)
#29 0x0000561082386ec4
clang::driver::CC1Command::Execute(llvm::ArrayRef<llvm::Optional<llvm::StringRef>
>, std::__cxx11::basic_string<char, std::char_traits<char>,
std::allocator<char> >*, bool*) const (.part.161) Job.cpp:0:0
#30 0x000056108235f18a
clang::driver::Compilation::ExecuteCommand(clang::driver::Command const&,
clang::driver::Command const*&) const
(/local/suz-local/software/local/clang-trunk/bin/clang-13+0x3e5218a)
#31 0x000056108235fe2f
clang::driver::Compilation::ExecuteJobs(clang::driver::JobList const&,
llvm::SmallVectorImpl<std::pair<int, clang::driver::Command const*> >&) const
(/local/suz-local/software/local/clang-trunk/bin/clang-13+0x3e52e2f)
#32 0x00005610823687ca
clang::driver::Driver::ExecuteCompilation(clang::driver::Compilation&,
llvm::SmallVectorImpl<std::pair<int, clang::driver::Command const*> >&)
(/local/suz-local/software/local/clang-trunk/bin/clang-13+0x3e5b7ca)
#33 0x000056107f7d8665 main
(/local/suz-local/software/local/clang-trunk/bin/clang-13+0x12cb665)
#34 0x00007fe9a62c6bf7 __libc_start_main
/build/glibc-S9d2JN/glibc-2.27/csu/../csu/libc-start.c:344:0
#35 0x000056107f8a9cba _start
(/local/suz-local/software/local/clang-trunk/bin/clang-13+0x139ccba)
clang-13: error: clang frontend command failed with exit code 134 (use -v to
see invocation)
clang version 13.0.0 (https://github.com/llvm/llvm-project.git
541c2845ded174f8937433fc8a110a2e644919a6)
Target: x86_64-unknown-linux-gnu
Thread model: posix
InstalledDir: /local/suz-local/opfuzz/bin
clang-13: note: diagnostic msg:
********************
PLEASE ATTACH THE FOLLOWING FILES TO THE BUG REPORT:
Preprocessed source(s) and associated run script(s) are located at:
clang-13: note: diagnostic msg: /tmp/small-19c484.c
clang-13: note: diagnostic msg: /tmp/small-19c484.sh
clang-13: note: diagnostic msg:
********************
[527] %
[527] % cat small.c
int printf (const char *, ...);
int a, b, c, d, e;
static void g(int p);
int f() {
int h = 0;
for (; h < 2; h++)
if (c)
printf("%d", b);
if (e)
printf("%d%d%d\n", 0, 0, 0);
d = a;
while (1)
;
return 0;
}
int l() {
int i = f();
g(i);
return 0;
}
void g(int p) {
int j = f();
g(j);
int k = l();
}
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