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Starred by 2 users

Issue metadata

Status: Verified
Owner: ----
Closed: Jul 24
EstimatedDays: ----
NextAction: ----
OS: Windows
Pri: 1
Type: Bug



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Breakpoint in blink::FontCache::CrashWithFontInfo

Project Member Reported by ClusterFuzz, Jul 14

Issue description

Detailed report: https://clusterfuzz.com/testcase?key=4915198847352832

Fuzzer: inferno_webbot
Job Type: windows_asan_chrome_with_gpu
Platform Id: windows

Crash Type: Breakpoint
Crash Address: 0x000000000000
Crash State:
  v8::internal::Snapshot::DefaultSnapshotBlob
  
Sanitizer: address (ASAN)

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=4915198847352832

Issue filed automatically.

See https://github.com/google/clusterfuzz-tools for more information.
 
Components: Blink>JavaScript
Components: -Blink>JavaScript
Summary: Breakpoint in blink::FontCache::CrashWithFontInfo (was: Breakpoint in v8::internal::Snapshot::DefaultSnapshotBlob)
Seems like the stack trace of the reproduced crash is garbage. The original run crashed in blink::FontCache::CrashWithFontInfo, which is not v8 related.
Components: Blink>JavaScript
Components: -Blink>JavaScript
See comment 2. If you think this is v8-related, please elaborate.
Project Member

Comment 5 by ClusterFuzz, Jul 24

ClusterFuzz has detected this issue as fixed in range 577436:577437.

Detailed report: https://clusterfuzz.com/testcase?key=4915198847352832

Fuzzer: inferno_webbot
Job Type: windows_asan_chrome_with_gpu
Platform Id: windows

Crash Type: Breakpoint
Crash Address: 0x000000000000
Crash State:
  v8::internal::Snapshot::DefaultSnapshotBlob
  
Sanitizer: address (ASAN)

Regressed: https://clusterfuzz.com/revisions?job=windows_asan_chrome_with_gpu&range=570766:570768
Fixed: https://clusterfuzz.com/revisions?job=windows_asan_chrome_with_gpu&range=577436:577437

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=4915198847352832

See https://github.com/google/clusterfuzz-tools 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 6 by ClusterFuzz, Jul 24

Labels: ClusterFuzz-Verified
Status: Verified (was: Untriaged)
ClusterFuzz testcase 4915198847352832 is verified as fixed, so closing issue as verified.

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

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