https://sourceware.org/bugzilla/show_bug.cgi?id=26348
Bug ID: 26348
Summary: Malloc size error in strip-new
Product: binutils
Version: 2.36 (HEAD)
Status: UNCONFIRMED
Severity: normal
Priority: P2
Component: binutils
Assignee: unassigned at sourceware dot org
Reporter: seviezhou at 163 dot com
Target Milestone: ---
Created attachment 12753
--> https://sourceware.org/bugzilla/attachment.cgi?id=12753&action=edit
malloc-size-error-write_zeros-elf-5406
I found a malloc size error in strip-new, source line is elf.c:5406:9, here is
the detail:
## System info
Ubuntu x86_64, gcc (Ubuntu 5.5.0-12ubuntu1), binutils (2.36
8c4c18181ea382adf407df235c7991feb0647bab)
## Configure
CFLAGS="-g -fsanitize=address" LDFLAGS="-fsanitize=address" ./configure
## Command line
./binutils/strip-new -s -g -S -d -w -x -X -v -o /dev/null
./malloc-size-error-write_zeros-elf-5406
## AddressSanitizer output
```
==37618==WARNING: AddressSanitizer failed to allocate 0x2fffffffffff770 bytes
==37618==AddressSanitizer's allocator is terminating the process instead of
returning 0
==37618==If you don't like this behavior set allocator_may_return_null=1
==37618==AddressSanitizer CHECK failed:
/home/seviezhou/llvm-6.0.0/projects/compiler-rt/lib/sanitizer_common/sanitizer_allocator.cc:225
"((0)) != (0)" (0x0, 0x0)
#0 0x4e841f in __asan::AsanCheckFailed(char const*, int, char const*,
unsigned long long, unsigned long long)
/home/seviezhou/llvm-6.0.0/projects/compiler-rt/lib/asan/asan_rtl.cc:69
#1 0x505395 in __sanitizer::CheckFailed(char const*, int, char const*,
unsigned long long, unsigned long long)
/home/seviezhou/llvm-6.0.0/projects/compiler-rt/lib/sanitizer_common/sanitizer_termination.cc:79
#2 0x4ee246 in __sanitizer::ReportAllocatorCannotReturnNull()
/home/seviezhou/llvm-6.0.0/projects/compiler-rt/lib/sanitizer_common/sanitizer_allocator.cc:225
#3 0x4ee283 in __sanitizer::ReturnNullOrDieOnFailure::OnBadRequest()
/home/seviezhou/llvm-6.0.0/projects/compiler-rt/lib/sanitizer_common/sanitizer_allocator.cc:241
#4 0x41f356 in __asan::asan_malloc(unsigned long,
__sanitizer::BufferedStackTrace*)
/home/seviezhou/llvm-6.0.0/projects/compiler-rt/lib/asan/asan_allocator.cc:856
#5 0x4def04 in malloc
/home/seviezhou/llvm-6.0.0/projects/compiler-rt/lib/asan/asan_malloc_linux.cc:89
#6 0x59167a in bfd_malloc /home/seviezhou/binutils/bfd/libbfd.c:275:9
#7 0x591980 in bfd_zmalloc /home/seviezhou/binutils/bfd/libbfd.c:326:15
#8 0x669bcf in write_zeros /home/seviezhou/binutils/bfd/elf.c:5406:9
#9 0x669bcf in assign_file_positions_for_load_sections
/home/seviezhou/binutils/bfd/elf.c:5831
#10 0x63bcd5 in assign_file_positions_except_relocs
/home/seviezhou/binutils/bfd/elf.c:6388:12
#11 0x63bcd5 in _bfd_elf_compute_section_file_positions
/home/seviezhou/binutils/bfd/elf.c:4336
#12 0x658cd6 in _bfd_elf_set_section_contents
/home/seviezhou/binutils/bfd/elf.c:9276:12
#13 0x59fd29 in bfd_set_section_contents
/home/seviezhou/binutils/bfd/section.c:1520:7
#14 0x528fc8 in copy_section
/home/seviezhou/binutils/binutils/objcopy.c:4430:12
#15 0x59f6dc in bfd_map_over_sections
/home/seviezhou/binutils/bfd/section.c:1379:5
#16 0x525bb5 in copy_object
/home/seviezhou/binutils/binutils/objcopy.c:3266:3
#17 0x51eeea in copy_file
/home/seviezhou/binutils/binutils/objcopy.c:3831:13
#18 0x5177d9 in strip_main
/home/seviezhou/binutils/binutils/objcopy.c:4818:7
#19 0x5177d9 in main /home/seviezhou/binutils/binutils/objcopy.c:6016
#20 0x7f9cfcd9f83f in __libc_start_main
/build/glibc-e6zv40/glibc-2.23/csu/../csu/libc-start.c:291
#21 0x41ad18 in _start
(/home/seviezhou/experiment-5/AlphaFuzz-strip/test/strip-new+0x41ad18)
```
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