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Issue metadata

Status: Verified
Owner:
Closed: Jan 2018
Components:
EstimatedDays: ----
NextAction: ----
OS: Linux
Pri: 1
Type: Bug



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Indirect-leak in sk_realloc_throw

Project Member Reported by ClusterFuzz, Jan 5 2018

Issue description

Detailed report: https://clusterfuzz.com/testcase?key=6637269418246144

Fuzzer: libFuzzer_paint_op_buffer_eq_fuzzer
Job Type: libfuzzer_chrome_asan
Platform Id: linux

Crash Type: Indirect-leak
Crash Address: 
Crash State:
  sk_realloc_throw
  SkAutoTMalloc<unsigned char>::realloc
  SkTextBlobBuilder::reserve
  
Sanitizer: address (ASAN)

Regressed: https://clusterfuzz.com/revisions?job=libfuzzer_chrome_asan&range=527050:527055

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=6637269418246144

Issue filed automatically.

See https://chromium.googlesource.com/chromium/src/+/master/testing/libfuzzer/reference.md for more information.
 
Project Member

Comment 1 by ClusterFuzz, Jan 5 2018

Components: Internals>Skia
Labels: Test-Predator-Auto-Components
Automatically applying components based on crash stacktrace and information from OWNERS files.

If this is incorrect, please apply the Test-Predator-Wrong-Components label.
Project Member

Comment 2 by ClusterFuzz, Jan 6 2018

ClusterFuzz has detected this issue as fixed in range 527331:527341.

Detailed report: https://clusterfuzz.com/testcase?key=6637269418246144

Fuzzer: libFuzzer_paint_op_buffer_eq_fuzzer
Job Type: libfuzzer_chrome_asan
Platform Id: linux

Crash Type: Indirect-leak
Crash Address: 
Crash State:
  sk_realloc_throw
  SkAutoTMalloc<unsigned char>::realloc
  SkTextBlobBuilder::reserve
  
Sanitizer: address (ASAN)

Regressed: https://clusterfuzz.com/revisions?job=libfuzzer_chrome_asan&range=527050:527055
Fixed: https://clusterfuzz.com/revisions?job=libfuzzer_chrome_asan&range=527331:527341

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=6637269418246144

See https://chromium.googlesource.com/chromium/src/+/master/testing/libfuzzer/reference.md for more information.

If you suspect that the result above is incorrect, try re-doing that job on the test case report page.
Project Member

Comment 3 by ClusterFuzz, Jan 6 2018

Labels: ClusterFuzz-Verified
Status: Verified (was: Untriaged)
ClusterFuzz testcase 6637269418246144 is verified as fixed, so closing issue as verified.

If this is incorrect, please add ClusterFuzz-Wrong label and re-open the issue.

Comment 4 by enne@chromium.org, Jan 8 2018

Owner: vmp...@chromium.org
Fixed by vmpstr's leak fix.

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