fuzzer/go/frontend/data/testdata/stacktrace/3bad_release.asan - Issue 1668543004: Add AddressSanitizer to fuzzer analysis

Side by Side Diff: fuzzer/go/frontend/data/testdata/stacktrace/3bad_release.asan

Issue 1668543004: Add AddressSanitizer to fuzzer analysis (Closed) Base URL: https://skia.googlesource.com/buildbot@remove-old-tests

Patch Set: add multi threaded delete Created 4 years, 10 months ago

Use n/p to move between diff chunks; N/P to move between comments. Draft comments are only viewable by you.

Jump to:

View unified diff | Download patch

« fuzzer/go/common/version_watcher.go ('K') | « fuzzer/go/frontend/data/testdata/stacktrace/3bad_debug.dump ('k') | fuzzer/go/frontend/data/testdata/stacktrace/3bad_release.dump » ('j') | no next file with comments »
Toggle Intra-line Diffs ('i') | Expand Comments ('e') | Collapse Comments ('c') | Hide Comments ('s')

OLD	NEW
(Empty)
	1 =================================================================

	2 ==102004==ERROR: AddressSanitizer: heap-use-after-free on address 0x000000f259c0 at pc 0x0000009de9c1 bp 0x7ffdb340f360 sp 0x7ffdb340f358

	3 READ of size 1 at 0x000000f259c0 thread T0

	4 #0 0x9de9c0 in convert_to_8_asan(unsigned int, unsigned int) /tmp/skia/out/R elease/../../src/codec/SkMasks.cpp:54:16

	5 #1 0x9dd67e in swizzle_mask24_to_n32_opaque(void, unsigned char const, int , SkMasks*, unsigned int, unsigned int) /tmp/skia/out/Release/../../src/codec/Sk MaskSwizzler.cpp:93:23

	6 #2 0x9d82d6 in SkBmpMaskCodec::decodeRows(SkImageInfo const&, void*, unsigne d long, SkCodec::Options const&) /tmp/skia/out/Release/../../src/codec/SkBmpMask Codec.cpp:103:9

	7 #3 0x9d805a in SkBmpMaskCodec::onGetPixels(SkImageInfo const&, void, unsign ed long, SkCodec::Options const&, unsigned int, int, int) /tmp/skia/out/Relea se/../../src/codec/SkBmpMaskCodec.cpp:53:16

	8 #4 0x9c1453 in SkCodec::getPixels(SkImageInfo const&, void, unsigned long, SkCodec::Options const, unsigned int, int) /tmp/skia/out/Release/../../src/co dec/SkCodec.cpp:204:27

	9 #5 0x7245fb in fuzz_img(SkData*) /tmp/skia/out/Release/../../fuzz/fuzz.cpp:1 19:13

	10 #6 0x724052 in main /tmp/skia/out/Release/../../fuzz/fuzz.cpp:53:30

	11 #7 0x7fda10ae6ec4 in __libc_start_main /tmp/tmp.Htw1L27e9P/csu/libc-start.c: 287

	12 #8 0x67bfcf in _start (/tmp/executables/skcodec/analyzer0/fuzz_asan_release+ 0x67bfcf)

	13

	14 0x000000f259c0 is located 32 bytes to the left of global variable 'MIN_SIZE' def ined in '../../src/gpu/GrResourceProvider.cpp:102:31' (0xf259e0) of size 4

	15 0x000000f259c0 is located 20 bytes to the right of global variable 'kPattern' de fined in '../../src/gpu/GrResourceProvider.cpp:69:27' (0xf259a0) of size 12

	16 SUMMARY: AddressSanitizer: heap-use-after-free /tmp/skia/out/Release/../../src/c odec/SkMasks.cpp:54 convert_to_8(unsigned int, unsigned int)

	17 Shadow bytes around the buggy address:

	18 0x0000801dcae0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00

	19 0x0000801dcaf0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00

	20 0x0000801dcb00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00

	21 0x0000801dcb10: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00

	22 0x0000801dcb20: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00

	23 =>0x0000801dcb30: 00 00 00 00 00 04 f9 f9[f9]f9 f9 f9 04 f9 f9 f9

	24 0x0000801dcb40: f9 f9 f9 f9 04 f9 f9 f9 f9 f9 f9 f9 00 00 00 00

	25 0x0000801dcb50: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00

	26 0x0000801dcb60: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00

	27 0x0000801dcb70: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00

	28 0x0000801dcb80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00

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

	30 Addressable: 00

	31 Partially addressable: 01 02 03 04 05 06 07

	32 Heap left redzone: fa

	33 Heap right redzone: fb

	34 Freed heap region: fd

	35 Stack left redzone: f1

	36 Stack mid redzone: f2

	37 Stack right redzone: f3

	38 Stack partial redzone: f4

	39 Stack after return: f5

	40 Stack use after scope: f8

	41 Global redzone: f9

	42 Global init order: f6

	43 Poisoned by user: f7

	44 Container overflow: fc

	45 Array cookie: ac

	46 Intra object redzone: bb

	47 ASan internal: fe

	48 Left alloca redzone: ca

	49 Right alloca redzone: cb

	50 ==102004==ABORTING

OLD	NEW