[llvm-dev] AddressSanitizer on SPECCPU2006
Muhui Jiang via llvm-dev
llvm-dev at lists.llvm.org
Wed Sep 5 04:06:20 PDT 2018
Hi
If so, is it able to disable this check. All I need is just to get the BB
coverage information
Regards
Muhui
Alexander Potapenko <glider at google.com>于2018年9月5日 周三下午6:57写道：
> This is a known problem in SPECCPU2006, see
> https://github.com/google/sanitizers/wiki/AddressSanitizerFoundBugs
> On Wed, Sep 5, 2018 at 7:36 AM Muhui Jiang via llvm-dev
> <llvm-dev at lists.llvm.org> wrote:
> >
> > Hi
> >
> > I am using SanitizerCoverage feature supported by clang to get the
> basicblock coverage.
> >
> > my tested binaries are spec cpu2006. I compiled the binary with the
> option
> > COPTIMIZE = -O0 -fsanitize=address -fsanitize-coverage=bb -flto
> -fno-strict-aliasing -std=gnu89 -gdwarf-3
> >
> > After the compiling process is end. I run the 400.perlbench. with the
> command
> > ASAN_OPTIONS=coverage=1 ./perlbench. However, the AddressSanitizer
> detect the global buffer overflow and I could not run the perlbench
> properly.
> >
> > Is there anything wrong or I missed some configurations? I just want to
> compile the binaries with instrumented coverage information so that I can
> calculate the bb coverage. Many Thanks
> >
> >
> > ==17619==ERROR: AddressSanitizer: global-buffer-overflow on address
> 0x000000b46465 at pc 0x00000049ffcd bp 0x7fff4f265ec0 sp 0x7fff4f265670
> >
> > READ of size 6 at 0x000000b46465 thread T0
> >
> > #0 0x49ffcc in __interceptor_memcmp.part.75
> /home/jmh/Downloads/llvm-4/llvm/projects/compiler-rt/lib/asan/../sanitizer_common/sanitizer_common_interceptors.inc:690
> >
> > #1 0x6843a0 in PerlIO_find_layer
> /home/jmh/Downloads/spec2006_v1.2/benchspec/CPU2006/400.perlbench/build/build_base_elf-64bit.0000/perlio.c:751:6
> >
> > #2 0x6869fc in PerlIO_default_buffer
> /home/jmh/Downloads/spec2006_v1.2/benchspec/CPU2006/400.perlbench/build/build_base_elf-64bit.0000/perlio.c:1015:32
> >
> > #3 0x683f13 in PerlIO_default_layers
> /home/jmh/Downloads/spec2006_v1.2/benchspec/CPU2006/400.perlbench/build/build_base_elf-64bit.0000/perlio.c:1113:6
> >
> > #4 0x691cff in PerlIO_resolve_layers
> /home/jmh/Downloads/spec2006_v1.2/benchspec/CPU2006/400.perlbench/build/build_base_elf-64bit.0000/perlio.c:1433:26
> >
> > #5 0x690ef3 in PerlIO_openn
> /home/jmh/Downloads/spec2006_v1.2/benchspec/CPU2006/400.perlbench/build/build_base_elf-64bit.0000/perlio.c:1519:15
> >
> > #6 0x6907a1 in PerlIO_fdopen
> /home/jmh/Downloads/spec2006_v1.2/benchspec/CPU2006/400.perlbench/build/build_base_elf-64bit.0000/perlio.c:4745:12
> >
> > #7 0x6906e8 in PerlIO_stdstreams
> /home/jmh/Downloads/spec2006_v1.2/benchspec/CPU2006/400.perlbench/build/build_base_elf-64bit.0000/perlio.c:1150:2
> >
> > #8 0x6946ef in Perl_PerlIO_stdin
> /home/jmh/Downloads/spec2006_v1.2/benchspec/CPU2006/400.perlbench/build/build_base_elf-64bit.0000/perlio.c:4686:2
> >
> > #9 0x66a465 in S_open_script
> /home/jmh/Downloads/spec2006_v1.2/benchspec/CPU2006/400.perlbench/build/build_base_elf-64bit.0000/perl.c:3348:12
> >
> > #10 0x65f01d in S_parse_body
> /home/jmh/Downloads/spec2006_v1.2/benchspec/CPU2006/400.perlbench/build/build_base_elf-64bit.0000/perl.c:1718:5
> >
> > #11 0x65b5b9 in perl_parse
> /home/jmh/Downloads/spec2006_v1.2/benchspec/CPU2006/400.perlbench/build/build_base_elf-64bit.0000/perl.c:1312:2
> >
> > #12 0x696dd2 in main
> /home/jmh/Downloads/spec2006_v1.2/benchspec/CPU2006/400.perlbench/build/build_base_elf-64bit.0000/perlmain.c:96:18
> >
> > #13 0x7f169601082f in __libc_start_main
> /build/glibc-Cl5G7W/glibc-2.23/csu/../csu/libc-start.c:291
> >
> > #14 0x41bc58 in _start
> (/home/jmh/Downloads/spec2006_v1.2/benchspec/CPU2006/400.perlbench/build/build_base_elf-64bit.0000/perlbench+0x41bc58)
> >
> >
> > 0x000000b46465 is located 0 bytes to the right of global variable
> '<string literal>' defined in 'perlio.c:2566:5' (0xb46460) of size 5
> >
> > '<string literal>' is ascii string 'unix'
> >
> > SUMMARY: AddressSanitizer: global-buffer-overflow
> /home/jmh/Downloads/llvm-4/llvm/projects/compiler-rt/lib/asan/../sanitizer_common/sanitizer_common_interceptors.inc:690
> in __interceptor_memcmp.part.75
> >
> > Shadow bytes around the buggy address:
> >
> > 0x000080160c30: 00 00 00 00 05 f9 f9 f9 f9 f9 f9 f9 00 00 00 00
> >
> > 0x000080160c40: 06 f9 f9 f9 f9 f9 f9 f9 00 00 00 00 04 f9 f9 f9
> >
> > 0x000080160c50: f9 f9 f9 f9 00 00 00 00 02 f9 f9 f9 f9 f9 f9 f9
> >
> > 0x000080160c60: 00 00 00 00 00 00 00 00 06 f9 f9 f9 f9 f9 f9 f9
> >
> > 0x000080160c70: 00 00 00 00 00 00 01 f9 f9 f9 f9 f9 00 00 00 00
> >
> > =>0x000080160c80: 00 00 f9 f9 f9 f9 f9 f9 00 00 00 00[05]f9 f9 f9
> >
> > 0x000080160c90: f9 f9 f9 f9 00 00 00 00 03 f9 f9 f9 f9 f9 f9 f9
> >
> > 0x000080160ca0: 00 00 00 00 02 f9 f9 f9 f9 f9 f9 f9 00 00 00 00
> >
> > 0x000080160cb0: 06 f9 f9 f9 f9 f9 f9 f9 00 00 00 00 07 f9 f9 f9
> >
> > 0x000080160cc0: f9 f9 f9 f9 00 00 00 00 00 f9 f9 f9 f9 f9 f9 f9
> >
> > 0x000080160cd0: 00 00 00 00 05 f9 f9 f9 f9 f9 f9 f9 00 00 00 00
> >
> > Shadow byte legend (one shadow byte represents 8 application bytes):
> >
> > Addressable: 00
> >
> > Partially addressable: 01 02 03 04 05 06 07
> >
> > Heap left redzone: fa
> >
> > Freed heap region: fd
> >
> > Stack left redzone: f1
> >
> > Stack mid redzone: f2
> >
> > Stack right redzone: f3
> >
> > Stack after return: f5
> >
> > Stack use after scope: f8
> >
> > Global redzone: f9
> >
> > Global init order: f6
> >
> > Poisoned by user: f7
> >
> > Container overflow: fc
> >
> > Array cookie: ac
> >
> > Intra object redzone: bb
> >
> > ASan internal: fe
> >
> > Left alloca redzone: ca
> >
> > Right alloca redzone: cb
> >
> > ==17619==ABORTING
> >
> >
> >
> > Regards
> >
> > Muhui
> > _______________________________________________
> > LLVM Developers mailing list
> > llvm-dev at lists.llvm.org
> > http://lists.llvm.org/cgi-bin/mailman/listinfo/llvm-dev
>
>
>
> --
> Alexander Potapenko
> Software Engineer
>
> Google Germany GmbH
> Erika-Mann-Straße, 33
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>
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