fuzzer/go/frontend/data/testdata/parse-asan-single.asan - Issue 1691893002: Fuzzer now deduplicates on the analysis side instead of the download side

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Issue 1691893002: Fuzzer now deduplicates on the analysis side instead of the download side (Closed) Base URL: https://skia.googlesource.com/buildbot@metrics

Patch Set: Created 4 years, 10 months ago

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1 =================================================================

2 ==9140==ERROR: AddressSanitizer: global-buffer-overflow on address 0x00000117762 8 at pc 0x000000a65431 bp 0x7ffd28194d30 sp 0x7ffd28194d28

3 READ of size 1 at 0x000001177628 thread T0

4 #0 0xa65430 in convert_to_8(unsigned int, unsigned int) /tmp/skia/out/Debug/ ../../src/codec/SkMasks.cpp:54:16

5 #1 0xa63dee in swizzle_mask24_to_n32_opaque(void, unsigned char const, int , SkMasks*, unsigned int, unsigned int) /tmp/skia/out/Debug/../../src/codec/SkMa skSwizzler.cpp:93:23

6 #2 0xa5dfa6 in SkBmpMaskCodec::decodeRows(SkImageInfo const&, void*, unsigne d long, SkCodec::Options const&) /tmp/skia/out/Debug/../../src/codec/SkBmpMaskCo dec.cpp:103:9

7 #3 0xc19b94 in piex::(anonymous namespace)::GetPreviewData(std::set<int, std ::less<int>, std::allocator<int> > const&, unsigned int, unsigned int, piex::Str eamInterface, piex::TiffContent, piex::PreviewImageData*) /tmp/skia/out/Debug/ ../../third_party/externals/piex/src/piex.cc:59:10

8 #4 0xc19850 in piex::(anonymous namespace)::GetPreviewData(std::set<int, std ::less<int>, std::allocator<int> > const&, unsigned int, piex::StreamInterface, piex::PreviewImageData) /tmp/skia/out/Debug/../../third_party/externals/piex/s rc/piex.cc:68:10

9 #5 0x72c2dc in fuzz_img(SkData*) /tmp/skia/out/Debug/../../fuzz/fuzz.cpp:119 :13

10 #6 0x72bd09 in main /tmp/skia/out/Debug/../../fuzz/fuzz.cpp:53:30

11 #7 0x7f4ae3494ec4 in __libc_start_main /tmp/tmp.Htw1L27e9P/csu/libc-start.c: 287

12 #8 0x68399f in _start (/tmp/executables/skcodec/analyzer0/fuzz_asan_debug+0x 68399f)

13

14 0x000001177628 is located 24 bytes to the left of global variable '<string liter al>' defined in '../../src/gpu/gl/GrGLGpu.cpp:305:17' (0x1177640) of size 16

15 '<string literal>' is ascii string 'Disable(0x0B42)'

16 0x000001177628 is located 35 bytes to the right of global variable '<string lite ral>' defined in '../../src/gpu/gl/GrGLGpu.cpp:305:17' (0x11775e0) of size 37

17 '<string literal>' is ascii string '../../src/gpu/gl/GrGLGpu.cpp(305) : '

18 SUMMARY: AddressSanitizer: global-buffer-overflow /tmp/skia/out/Debug/../../src/ codec/SkMasks.cpp:54 convert_to_8(unsigned int, unsigned int)

19 Shadow bytes around the buggy address:

20 0x000080226e70: 00 00 00 00 00 00 00 01 f9 f9 f9 f9 00 00 00 00

21 0x000080226e80: 05 f9 f9 f9 f9 f9 f9 f9 00 00 f9 f9 f9 f9 f9 f9

22 0x000080226e90: 00 00 00 00 00 00 00 01 f9 f9 f9 f9 00 00 00 00

23 0x000080226ea0: 05 f9 f9 f9 f9 f9 f9 f9 00 00 f9 f9 f9 f9 f9 f9

24 0x000080226eb0: 00 00 00 00 00 00 00 01 f9 f9 f9 f9 00 00 00 00

25 =>0x000080226ec0: 05 f9 f9 f9 f9[f9]f9 f9 00 00 f9 f9 f9 f9 f9 f9

26 0x000080226ed0: 00 00 00 00 00 00 00 01 f9 f9 f9 f9 00 00 00 00

27 0x000080226ee0: 05 f9 f9 f9 f9 f9 f9 f9 00 00 f9 f9 f9 f9 f9 f9

28 0x000080226ef0: 00 00 00 00 00 00 00 01 f9 f9 f9 f9 00 00 00 00

29 0x000080226f00: 05 f9 f9 f9 f9 f9 f9 f9 00 00 f9 f9 f9 f9 f9 f9

30 0x000080226f10: 00 00 00 00 00 00 00 01 f9 f9 f9 f9 00 00 00 00

31 Shadow byte legend (one shadow byte represents 8 application bytes):

32 Addressable: 00

33 Partially addressable: 01 02 03 04 05 06 07

34 Heap left redzone: fa

35 Heap right redzone: fb

36 Freed heap region: fd

37 Stack left redzone: f1

38 Stack mid redzone: f2

39 Stack right redzone: f3

40 Stack partial redzone: f4

41 Stack after return: f5

42 Stack use after scope: f8

43 Global redzone: f9

44 Global init order: f6

45 Poisoned by user: f7

46 Container overflow: fc

47 Array cookie: ac

48 Intra object redzone: bb

49 ASan internal: fe

50 Left alloca redzone: ca

51 Right alloca redzone: cb

52 ==9140==ABORTING

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