[llvm-dev] AArch64 tests failing

Tue Mar 19 13:51:04 PDT 2019

I only have an x86 to test with, so no. Are you able to get more
information, perhaps running in debug mode to get line numbers?

On Tue, Mar 19, 2019 at 8:06 AM David Greene via llvm-dev <
llvm-dev at lists.llvm.org> wrote:

> I'm seeing a bunch of failures on AArch64 after updating this morning.
> These are NOT failing on x86-64.  These all seem to be caused by
> segfaults (example backtrace below).  Is anyone else seeing this?
>
>                    -David
>
>     LLVM :: DebugInfo/symbolize-no-debug-str.test
>     LLVM :: tools/gold/X86/comdat.ll
>     LLVM :: tools/gold/X86/visibility.ll
>     LLVM :: tools/llvm-objcopy/ELF/add-section-remove.test
>     LLVM :: tools/llvm-objcopy/ELF/add-section.test
>     LLVM :: tools/llvm-objcopy/ELF/armexidx-link.test
>     LLVM :: tools/llvm-objcopy/ELF/auto-remove-shndx.test
>     LLVM :: tools/llvm-objcopy/ELF/binary-first-seg-offset-zero.test
>     LLVM :: tools/llvm-objcopy/ELF/binary-output-empty.test
>     LLVM :: tools/llvm-objcopy/ELF/binary-remove-all-but-one.test
>     LLVM :: tools/llvm-objcopy/ELF/binary-remove-end.test
>     LLVM :: tools/llvm-objcopy/ELF/binary-remove-middle.test
>     LLVM :: tools/llvm-objcopy/ELF/dynsym-error-remove-strtab.test
>     LLVM :: tools/llvm-objcopy/ELF/explicit-keep-remove.test
>     LLVM :: tools/llvm-objcopy/ELF/explicit-only-section-remove.test
>     LLVM :: tools/llvm-objcopy/ELF/group-big-endian.test
>     LLVM :: tools/llvm-objcopy/ELF/group-unchanged.test
>     LLVM :: tools/llvm-objcopy/ELF/group.test
>     LLVM :: tools/llvm-objcopy/ELF/keep-symbol-remove-section.test
>     LLVM :: tools/llvm-objcopy/ELF/only-section-remove-strtab.test
>     LLVM :: tools/llvm-objcopy/ELF/parent-loop-check.test
>     LLVM :: tools/llvm-objcopy/ELF/reloc-error-remove-symtab.test
>     LLVM :: tools/llvm-objcopy/ELF/remove-multiple-sections.test
>     LLVM :: tools/llvm-objcopy/ELF/remove-section-in-segment.test
>     LLVM :: tools/llvm-objcopy/ELF/remove-section-with-symbol.test
>     LLVM :: tools/llvm-objcopy/ELF/remove-section.test
>     LLVM :: tools/llvm-objcopy/ELF/remove-shndx.test
>     LLVM :: tools/llvm-objcopy/ELF/remove-shstrtab-error.test
>     LLVM :: tools/llvm-objcopy/ELF/remove-symtab.test
>     LLVM :: tools/llvm-objcopy/ELF/segment-shift-section-remove.test
>     LLVM :: tools/llvm-objcopy/ELF/segment-test-remove-section.test
>     LLVM :: tools/llvm-objcopy/ELF/strict-no-add.test
>     LLVM :: tools/llvm-objcopy/ELF/strip-all-and-remove.test
>     LLVM :: tools/llvm-objcopy/ELF/strip-debug-and-remove.test
>     LLVM :: tools/llvm-objcopy/ELF/strip-section-err.test
>     LLVM :: tools/llvm-objcopy/ELF/symtab-error-on-remove-strtab.test
>     LLVM :: tools/llvm-objcopy/ELF/two-seg-remove-end.test
>     LLVM :: tools/llvm-objcopy/ELF/two-seg-remove-first.test
>     LLVM :: tools/llvm-objcopy/ELF/two-seg-remove-third-sec.test
>     LLVM :: tools/llvm-readobj/elf-no-relocs.test
>
> ---------------------------------------------------
>
> Lots of segfaults like this:
>
> Stack dump:
> 0.      Program arguments: /clang/build/aarch64/bin/llvm-objcopy -R .text
> -R s0 -R s1 -R s2 -R s3 -R s4 -R s5 -R s6
> /clang/build/aarch64/test/tools/llvm-objcopy/ELF/Output/strict-no-add.test.tmp.0
> /clang/build/aarch64/test/tools/llvm-objcopy/ELF/Output/strict-no-add.test.tmp2
>
>  #0 0x0000ffff9ebbb498 llvm::sys::PrintStackTrace(llvm::raw_ostream&)
> (/clang/build/aarch64/bin/../lib/libLLVMSupport.so.9svn+0x177498)
>  #1 0x0000ffff9ebb93e8 llvm::sys::RunSignalHandlers()
> (/clang/build/aarch64/bin/../lib/libLLVMSupport.so.9svn+0x1753e8)
>  #2 0x0000ffff9ebb9540 SignalHandler(int)
> (/clang/build/aarch64/bin/../lib/libLLVMSupport.so.9svn+0x175540)
>  #3 0x0000ffff9edac6c0 (linux-vdso.so.1+0x6c0)
>  #4 0x000000000042a098 std::_Function_handler<bool
> (llvm::objcopy::elf::SectionBase const&),
> llvm::objcopy::elf::handleArgs(llvm::objcopy::CopyConfig const&,
> llvm::objcopy::elf::Object&, llvm::objcopy::elf::Reader const&,
> llvm::objcopy::elf::ElfType)::'lambda2'(llvm::objcopy::elf::SectionBase
> const&)>::_M_invoke(std::_Any_data const&, llvm::objcopy::elf::SectionBase
> const&) (/clang/build/aarch64/bin/llvm-objcopy+0x42a098)
>  #5 0x0000000000432ca8
> llvm::objcopy::elf::Object::removeSections(std::function<bool
> (llvm::objcopy::elf::SectionBase
> const&)>)::'lambda'(std::unique_ptr<llvm::objcopy::elf::SectionBase,
> std::default_delete<llvm::objcopy::elf::SectionBase> >
> const&)::operator()(std::unique_ptr<llvm::objcopy::elf::SectionBase,
> std::default_delete<llvm::objcopy::elf::SectionBase> > const&) const
> (/clang/build/aarch64/bin/llvm-objcopy+0x432ca8)
>  #6 0x0000000000446514
> llvm::objcopy::elf::Object::removeSections(std::function<bool
> (llvm::objcopy::elf::SectionBase const&)>)
> (/clang/build/aarch64/bin/llvm-objcopy+0x446514)
>  #7 0x000000000042c660
> llvm::objcopy::elf::handleArgs(llvm::objcopy::CopyConfig const&,
> llvm::objcopy::elf::Object&, llvm::objcopy::elf::Reader const&,
> llvm::objcopy::elf::ElfType)
> (/clang/build/aarch64/bin/llvm-objcopy+0x42c660)
>  #8 0x000000000042e270
> llvm::objcopy::elf::executeObjcopyOnBinary(llvm::objcopy::CopyConfig
> const&, llvm::object::ELFObjectFileBase&, llvm::objcopy::Buffer&)
> (/clang/build/aarch64/bin/llvm-objcopy+0x42e270)
>  #9 0x000000000041699c executeObjcopyOnBinary(llvm::objcopy::CopyConfig
> const&, llvm::object::Binary&, llvm::objcopy::Buffer&)
> (/clang/build/aarch64/bin/llvm-objcopy+0x41699c)
> #10 0x000000000040a42c main
> (/clang/build/aarch64/bin/llvm-objcopy+0x40a42c)
> #11 0x0000ffff9e4fdae4 __libc_start_main (/lib64/libc.so.6+0x1fae4)
> #12 0x000000000040a9e8 _start
> /home/abuild/rpmbuild/BUILD/glibc-2.26/csu/../sysdeps/aarch64/start.S:86:0
> /clang/build/aarch64/test/tools/llvm-objcopy/ELF/Output/strict-no-add.test.script:
> line 5: 64367 Segmentation fault      (core dumped)
> /clang/build/aarch64/bin/llvm-objcopy -R .text -R s0 -R s1 -R s2 -R s3 -R
> s4 -R s5 -R s6
> /clang/build/aarch64/test/tools/llvm-objcopy/ELF/Output/strict-no-add.test.tmp.0
> /clang/build/aarch64/test/tools/llvm-objcopy/ELF/Output/strict-no-add.test.tmp2
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