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Quuxplusone / LLVMBugzillaTest

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SIGABRT on wasm disassemble #35167

Open Quuxplusone opened 6 years ago

Quuxplusone commented 6 years ago
Bugzilla Link PR36194
Status NEW
Importance P normal
Reported by Louis Holbrook (accounts-llvm@holbrook.no)
Reported on 2018-02-01 07:37:55 -0800
Last modified on 2018-02-01 07:37:55 -0800
Version 6.0
Hardware PC Linux
CC llvm-bugs@lists.llvm.org
Fixed by commit(s)
Attachments webassembly_test.tar.gz (436 bytes, application/gzip)
Blocks
Blocked by
See also 
Created attachment 19792
source and wasm binary

wasm was generated with:

wat2wasm

then linked with:

lld -flavor wasm

Using release_60 branch with linux 4.14.15-1-ARCH

wast sources and linked wasm attached.

--

Error output:

$ /mnt/data/src/llvm/llvm.org-llvm/build/bin/llvm-objdump a.wasm -d

a.wasm: file format WASM

Disassembly of section CODE:
CODE:
llvm-objdump: /mnt/data/src/llvm/llvm.org-llvm/include/llvm/ADT/ArrayRef.h:180:
llvm::ArrayRef<T> llvm::ArrayRef<T>::slice(size_t, size_t) const [with T =
unsigned char; size_t = long unsigned int]: Assertion `N+M <= size() &&
"Invalid specifier"' failed.
#0 0x000055d521951a2d llvm::sys::PrintStackTrace(llvm::raw_ostream&)
/mnt/data/src/llvm/llvm.org-llvm/lib/Support/Unix/Signals.inc:398:0
#1 0x000055d521951ac0 PrintStackTraceSignalHandler(void*)
/mnt/data/src/llvm/llvm.org-llvm/lib/Support/Unix/Signals.inc:462:0
#2 0x000055d52194fc95 llvm::sys::RunSignalHandlers()
/mnt/data/src/llvm/llvm.org-llvm/lib/Support/Signals.cpp:49:0
#3 0x000055d521951299 SignalHandler(int) /mnt/data/src/llvm/llvm.org-
llvm/lib/Support/Unix/Signals.inc:252:0
#4 0x00007fd72589bdd0 __restore_rt (/usr/lib/libpthread.so.0+0x11dd0)
#5 0x00007fd7243ce860 __GI_raise (/usr/lib/libc.so.6+0x34860)
#6 0x00007fd7243cfec9 __GI_abort (/usr/lib/libc.so.6+0x35ec9)
#7 0x00007fd7243c70bc __assert_fail_base (/usr/lib/libc.so.6+0x2d0bc)
#8 0x00007fd7243c7133 (/usr/lib/libc.so.6+0x2d133)
#9 0x000055d52135affa llvm::ArrayRef<unsigned char>::slice(unsigned long,
unsigned long) const /mnt/data/src/llvm/llvm.org-
llvm/include/llvm/ADT/ArrayRef.h:180:0
#10 0x000055d521348895 DisassembleObject(llvm::object::ObjectFile const*, bool)
/mnt/data/src/llvm/llvm.org-llvm/tools/llvm-objdump/llvm-objdump.cpp:1595:0
#11 0x000055d52134b5eb DumpObject(llvm::object::ObjectFile*,
llvm::object::Archive const*) /mnt/data/src/llvm/llvm.org-llvm/tools/llvm-
objdump/llvm-objdump.cpp:2050:0
#12 0x000055d52134bfe9 DumpInput(llvm::StringRef) /mnt/data/src/llvm/llvm.org-
llvm/tools/llvm-objdump/llvm-objdump.cpp:2140:0
#13 0x000055d5213697b2 void
(*std::for_each<__gnu_cxx::__normal_iterator<std::__cxx11::basic_string<char,
std::char_traits<char>, std::allocator<char> >*,
std::vector<std::__cxx11::basic_string<char, std::char_traits<char>,
std::allocator<char> >, std::allocator<std::__cxx11::basic_string<char,
std::char_traits<char>, std::allocator<char> > > > >, void
(*)(llvm::StringRef)>(__gnu_cxx::__normal_iterator<std::__cxx11::basic_string<char,
std::char_traits<char>, std::allocator<char> >*,
std::vector<std::__cxx11::basic_string<char, std::char_traits<char>,
std::allocator<char> >, std::allocator<std::__cxx11::basic_string<char,
std::char_traits<char>, std::allocator<char> > > > >,
__gnu_cxx::__normal_iterator<std::__cxx11::basic_string<char,
std::char_traits<char>, std::allocator<char> >*,
std::vector<std::__cxx11::basic_string<char, std::char_traits<char>,
std::allocator<char> >, std::allocator<std::__cxx11::basic_string<char,
std::char_traits<char>, std::allocator<char> > > > >, void
(*)(llvm::StringRef)))(llvm::StringRef)
/usr/include/c++/7.2.1/bits/stl_algo.h:3883:0
#14 0x000055d521360266 void
(*llvm::for_each<llvm::cl::list<std::__cxx11::basic_string<char,
std::char_traits<char>, std::allocator<char> >, bool,
llvm::cl::parser<std::__cxx11::basic_string<char, std::char_traits<char>,
std::allocator<char> > > >&, void
(*)(llvm::StringRef)>(llvm::cl::list<std::__cxx11::basic_string<char,
std::char_traits<char>, std::allocator<char> >, bool,
llvm::cl::parser<std::__cxx11::basic_string<char, std::char_traits<char>,
std::allocator<char> > > >&, void (*)(llvm::StringRef)))(llvm::StringRef)
/mnt/data/src/llvm/llvm.org-llvm/include/llvm/ADT/STLExtras.h:808:0
#15 0x000055d52134c6d2 main /mnt/data/src/llvm/llvm.org-llvm/tools/llvm-
objdump/llvm-objdump.cpp:2202:0
#16 0x00007fd7243baf4a __libc_start_main (/usr/lib/libc.so.6+0x20f4a)
#17 0x000055d5213410ba _start (/mnt/data/src/llvm/llvm.org-llvm/build/bin/llvm-
objdump+0x34a0ba)
Stack dump:
0.  Program arguments: /mnt/data/src/llvm/llvm.org-llvm/build/bin/llvm-objdump
a.wasm -d
Aborted (core dumped)
Quuxplusone commented 6 years ago

Attached webassembly_test.tar.gz (436 bytes, application/gzip): source and wasm binary