<table border="1" cellspacing="0" cellpadding="8">
<tr>
<th>Issue</th>
<td>
<a href=https://github.com/llvm/llvm-project/issues/84790>84790</a>
</td>
</tr>
<tr>
<th>Summary</th>
<td>
error wile compiling net/ipv6/ip6_input.o with clang version 18.1.0
</td>
</tr>
<tr>
<th>Labels</th>
<td>
clang
</td>
</tr>
<tr>
<th>Assignees</th>
<td>
</td>
</tr>
<tr>
<th>Reporter</th>
<td>
cmyster
</td>
</tr>
</table>
<pre>
IPv6 input complains and exits:
PLEASE submit a bug report to https://github.com/llvm/llvm-project/issues/ and include the crash backtrace, preprocessed source, and associated run script.
Stack dump:
0. Program arguments: clang -Wp,-MMD,net/ipv6/.ip6_input.o.d -nostdinc -I./arch/x86/include -I./arch/x86/include/generated -I./include -I./arch/x86/include/uapi -I./arch/x86/include/generated
/uapi -I./include/uapi -I./include/generated/uapi -include ./include/linux/compiler-version.h -include ./include/linux/kconfig.h -include ./include/linux/compiler_types.h -D__KERNEL__ --target=x86
_64-linux-gnu -fintegrated-as -Werror=unknown-warning-option -Werror=ignored-optimization-argument -Werror=option-ignored -Werror=unused-command-line-argument -fmacro-prefix-map=./= -Werror -std=g
nu11 -fshort-wchar -funsigned-char -fno-common -fno-PIE -fno-strict-aliasing -mno-sse -mno-mmx -mno-sse2 -mno-3dnow -mno-avx -fcf-protection=none -m64 -falign-loops=1 -mno-80387 -mno-fp-ret-in-387
-mstack-alignment=8 -mskip-rax-setup -march=k8 -mno-red-zone -mcmodel=kernel -Wno-sign-compare -fno-asynchronous-unwind-tables -mretpoline-external-thunk -mindirect-branch-cs-prefix -mfunction-re
turn=thunk-extern -fno-delete-null-pointer-checks -O2 -fstack-protector-strong -fno-stack-clash-protection -pg -mfentry -DCC_USING_NOP_MCOUNT -DCC_USING_FENTRY -falign-functions=16 -fstrict-flex-a
rrays=3 -fno-strict-overflow -fno-stack-check -Wall -Wundef -Werror=implicit-function-declaration -Werror=implicit-int -Werror=return-type -Werror=strict-prototypes -Wno-format-security -Wno-trigr
aphs -Wno-frame-address -Wno-address-of-packed-member -Wmissing-declarations -Wmissing-prototypes -Wframe-larger-than=2048 -Wno-gnu -Wno-unused-but-set-variable -Wno-unused-const-variable -Wvla -W
no-pointer-sign -Wcast-function-type -Wimplicit-fallthrough -Werror=date-time -Werror=incompatible-pointer-types -Wenum-conversion -Wno-unused-but-set-variable -Wno-unused-const-variable -Wno-form
at-overflow -Wno-format-truncation -Wno-pointer-to-enum-cast -Wno-tautological-constant-out-of-range-compare -Wno-unaligned-access -Wno-cast-function-type-strict -Wno-missing-field-initializers -W
no-type-limits -Wno-shift-negative-value -Wno-initializer-overrides -Wno-sign-compare -O3 -march=native -DKBUILD_MODFILE=\"net/ipv6/ipv6\" -DKBUILD_BASENAME=\"ip6_input\" -DKBUILD_MODNAME=\"ipv6\"
-D__KBUILD_MODNAME=kmod_ipv6 -c -o net/ipv6/ip6_input.o net/ipv6/ip6_input.c
1. <eof> parser at end of file
2. Code generation
3. Running pass 'Function Pass Manager' on module 'net/ipv6/ip6_input.c'.
4. Running pass 'X86 DAG->DAG Instruction Selection' on function '@ip6_rcv_core'
#0 0x00007f548d5ba536 llvm::sys::PrintStackTrace(llvm::raw_ostream&, int) (/usr/lib/llvm/18/bin/../lib64/libLLVM.so.18.1+0x39ba536)
#1 0x00007f548d5b77e0 llvm::sys::RunSignalHandlers() (/usr/lib/llvm/18/bin/../lib64/libLLVM.so.18.1+0x39b77e0)
#2 0x00007f548d4c5e60 (/usr/lib/llvm/18/bin/../lib64/libLLVM.so.18.1+0x38c5e60)
#3 0x00007f5489673d30 (/usr/lib64/libc.so.6+0x3bd30)
#4 0x00007f548dd60c0a llvm::SUnit::addPred(llvm::SDep const&, bool) (/usr/lib/llvm/18/bin/../lib64/libLLVM.so.18.1+0x4160c0a)
#5 0x00007f548e092fac llvm::ScheduleDAGSDNodes::AddSchedEdges() (/usr/lib/llvm/18/bin/../lib64/libLLVM.so.18.1+0x4492fac)
#6 0x00007f548e085bec (/usr/lib/llvm/18/bin/../lib64/libLLVM.so.18.1+0x4485bec)
#7 0x00007f548e170e3e llvm::SelectionDAGISel::CodeGenAndEmitDAG() (/usr/lib/llvm/18/bin/../lib64/libLLVM.so.18.1+0x4570e3e)
#8 0x00007f548e16f6a1 llvm::SelectionDAGISel::SelectAllBasicBlocks(llvm::Function const&) (/usr/lib/llvm/18/bin/../lib64/libLLVM.so.18.1+0x456f6a1)
#9 0x00007f548e16c181 llvm::SelectionDAGISel::runOnMachineFunction(llvm::MachineFunction&) (/usr/lib/llvm/18/bin/../lib64/libLLVM.so.18.1+0x456c181)
#10 0x00007f5491318af2 (/usr/lib/llvm/18/bin/../lib64/libLLVM.so.18.1+0x7718af2)
#11 0x00007f548daf9e09 llvm::MachineFunctionPass::runOnFunction(llvm::Function&) (/usr/lib/llvm/18/bin/../lib64/libLLVM.so.18.1+0x3ef9e09)
#12 0x00007f548d775728 llvm::FPPassManager::runOnFunction(llvm::Function&) (/usr/lib/llvm/18/bin/../lib64/libLLVM.so.18.1+0x3b75728)
#13 0x00007f548d77fa43 llvm::FPPassManager::runOnModule(llvm::Module&) (/usr/lib/llvm/18/bin/../lib64/libLLVM.so.18.1+0x3b7fa43)
#14 0x00007f548d77657e llvm::legacy::PassManagerImpl::run(llvm::Module&) (/usr/lib/llvm/18/bin/../lib64/libLLVM.so.18.1+0x3b7657e)
#15 0x00007f54948ce6f9 clang::EmitBackendOutput(clang::DiagnosticsEngine&, clang::HeaderSearchOptions const&, clang::CodeGenOptions const&, clang::TargetOptions const&, clang::LangOptions const&,
llvm::StringRef, llvm::Module*, clang::BackendAction, llvm::IntrusiveRefCntPtr<llvm::vfs::FileSystem>, std::unique_ptr<llvm::raw_pwrite_stream, std::default_delete<llvm::raw_pwrite_stream>>, clang
::BackendConsumer*) (/usr/lib/llvm/18/bin/../lib64/libclang-cpp.so.18.1+0x2cce6f9)
#16 0x00007f5494d69cea clang::BackendConsumer::HandleTranslationUnit(clang::ASTContext&) (/usr/lib/llvm/18/bin/../lib64/libclang-cpp.so.18.1+0x3169cea)
#17 0x00007f54932c95e6 clang::ParseAST(clang::Sema&, bool, bool) (/usr/lib/llvm/18/bin/../lib64/libclang-cpp.so.18.1+0x16c95e6)
#18 0x00007f5495c81b17 clang::FrontendAction::Execute() (/usr/lib/llvm/18/bin/../lib64/libclang-cpp.so.18.1+0x4081b17)
#19 0x00007f5495bb87c4 clang::CompilerInstance::ExecuteAction(clang::FrontendAction&) (/usr/lib/llvm/18/bin/../lib64/libclang-cpp.so.18.1+0x3fb87c4)
#20 0x00007f5495d21863 clang::ExecuteCompilerInvocation(clang::CompilerInstance*) (/usr/lib/llvm/18/bin/../lib64/libclang-cpp.so.18.1+0x4121863)
#21 0x000055e28d81424f cc1_main(llvm::ArrayRef<char const*>, char const*, void*) (/usr/lib/llvm/18/bin/clang-18+0x1524f)
#22 0x000055e28d811298 (/usr/lib/llvm/18/bin/clang-18+0x12298)
#23 0x00007f54957263e9 (/usr/lib/llvm/18/bin/../lib64/libclang-cpp.so.18.1+0x3b263e9)
#24 0x00007f548d4c5b6c llvm::CrashRecoveryContext::RunSafely(llvm::function_ref<void ()>) (/usr/lib/llvm/18/bin/../lib64/libLLVM.so.18.1+0x38c5b6c)
#25 0x00007f5495725f42 clang::driver::CC1Command::Execute(llvm::ArrayRef<std::optional<llvm::StringRef>>, std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char>>*, bool*) co
nst (/usr/lib/llvm/18/bin/../lib64/libclang-cpp.so.18.1+0x3b25f42)
#26 0x00007f54956da6ac clang::driver::Compilation::ExecuteCommand(clang::driver::Command const&, clang::driver::Command const*&, bool) const (/usr/lib/llvm/18/bin/../lib64/libclang-cpp.so.18.1+0x3
ada6ac)
#27 0x00007f54956dac0e clang::driver::Compilation::ExecuteJobs(clang::driver::JobList const&, llvm::SmallVectorImpl<std::pair<int, clang::driver::Command const*>>&, bool) const (/usr/lib/llvm/18/b
in/../lib64/libclang-cpp.so.18.1+0x3adac0e)
#28 0x00007f54957015df clang::driver::Driver::ExecuteCompilation(clang::driver::Compilation&, llvm::SmallVectorImpl<std::pair<int, clang::driver::Command const*>>&) (/usr/lib/llvm/18/bin/../lib64/
libclang-cpp.so.18.1+0x3b015df)
#29 0x000055e28d8103d3 clang_main(int, char**, llvm::ToolContext const&) (/usr/lib/llvm/18/bin/clang-18+0x113d3)
#30 0x000055e28d822ac4 main (/usr/lib/llvm/18/bin/clang-18+0x23ac4)
#31 0x00007f548965deea (/usr/lib64/libc.so.6+0x25eea)
#32 0x00007f548965dfa5 __libc_start_main (/usr/lib64/libc.so.6+0x25fa5)
#33 0x000055e28d80d2d1 _start (/usr/lib/llvm/18/bin/clang-18+0xe2d1)
clang: error: clang frontend command failed with exit code 139 (use -v to see invocation)
clang version 18.1.0
Target: x86_64-unknown-linux-gnu
Thread model: posix
InstalledDir: /usr/lib/llvm/18/bin
Configuration file: /etc/clang/x86_64-unknown-linux-gnu-clang.cfg
clang: note: diagnostic msg:
********************
PLEASE ATTACH THE FOLLOWING FILES TO THE BUG REPORT:
Preprocessed source(s) and associated run script(s) are located at:
clang: note: diagnostic msg: /tmp/ip6_input-8e215e.c
clang: note: diagnostic msg: /tmp/ip6_input-8e215e.sh
clang: note: diagnostic msg:
********************
make[4]: *** [scripts/Makefile.build:243: net/ipv6/ip6_input.o] Error 1
make[4]: *** Waiting for unfinished jobs....
make[3]: *** [scripts/Makefile.build:481: net/ipv6] Error 2
make[3]: *** Waiting for unfinished jobs....
make[2]: *** [scripts/Makefile.build:481: net] Error 2
make[2]: *** Waiting for unfinished jobs....
make[1]: *** [/usr/src/linux-6.8.0-gentoo/Makefile:1921: .] Error 2
make: *** [Makefile:240: __sub-make] Error 2
</pre>
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