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Issue metadata

Status: Verified
Owner:
Closed: Oct 21
Cc:
Components:
EstimatedDays: ----
NextAction: ----
OS: Mac
Pri: 1
Type: Bug



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Null-dereference READ in SkTHashTable<GrCCPathCache::HashNode, GrCCPathCache::HashKey, GrCCPathCache::Has

Project Member Reported by ClusterFuzz, Oct 20

Issue description

Detailed report: https://clusterfuzz.com/testcase?key=5664423170277376

Fuzzer: puzzor
Job Type: mac_asan_chrome
Platform Id: mac

Crash Type: Null-dereference READ
Crash Address: 0x000000000000
Crash State:
  SkTHashTable<GrCCPathCache::HashNode, GrCCPathCache::HashKey, GrCCPathCache::Has
  GrCCPathCache::purgeAsNeeded
  GrDrawingManager::flush
  
Sanitizer: address (ASAN)

Regressed: https://clusterfuzz.com/revisions?job=mac_asan_chrome&range=601124:601134

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5664423170277376

Issue filed automatically.

See https://github.com/google/clusterfuzz-tools for more information.
 
Project Member

Comment 1 by ClusterFuzz, Oct 20

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, Oct 20

Labels: Test-Predator-Auto-Owner
Owner: csmartdalton@google.com
Status: Assigned (was: Untriaged)
Automatically assigning owner based on suspected regression changelist https://skia.googlesource.com/skia/+/f30e49310fb8927d1acbfd39f6bdc5513aa7daa1 (ccpr: Unregister path listeners when their cache entries are evicted).

If this is incorrect, please let us know why and apply the Test-Predator-Wrong-CLs label. If you aren't the correct owner for this issue, please unassign yourself as soon as possible so it can be re-triaged.
Project Member

Comment 3 by ClusterFuzz, Oct 21

ClusterFuzz has detected this issue as fixed in range 601238:601265.

Detailed report: https://clusterfuzz.com/testcase?key=5664423170277376

Fuzzer: puzzor
Job Type: mac_asan_chrome
Platform Id: mac

Crash Type: Null-dereference READ
Crash Address: 0x000000000000
Crash State:
  SkTHashTable<GrCCPathCache::HashNode, GrCCPathCache::HashKey, GrCCPathCache::Has
  GrCCPathCache::purgeAsNeeded
  GrDrawingManager::flush
  
Sanitizer: address (ASAN)

Regressed: https://clusterfuzz.com/revisions?job=mac_asan_chrome&range=601124:601134
Fixed: https://clusterfuzz.com/revisions?job=mac_asan_chrome&range=601238:601265

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5664423170277376

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 4 by ClusterFuzz, Oct 21

Labels: ClusterFuzz-Verified
Status: Verified (was: Assigned)
ClusterFuzz testcase 5664423170277376 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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