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Issue metadata

Status: Verified
Owner:
Closed: Nov 2017
Cc:
Components:
EstimatedDays: ----
NextAction: ----
OS: Windows
Pri: 1
Type: Bug



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Null-dereference READ in blink::ThreadState::FreePersistentNode

Project Member Reported by ClusterFuzz, Nov 28 2017

Issue description

Detailed report: https://clusterfuzz.com/testcase?key=6133315253043200

Fuzzer: inferno_layout_test_unmodified
Job Type: windows_asan_chrome
Platform Id: windows

Crash Type: Null-dereference READ
Crash Address: 0x00000008
Crash State:
  blink::ThreadState::FreePersistentNode
  blink::PersistentBase<blink::ContentData,blink::WeaknessPersistentConfiguration:
  blink::PtrStorageImpl<blink::WebHitTestResultPrivate,blink::WebPrivatePtrDestruc
  
Sanitizer: address (ASAN)

Regressed: https://clusterfuzz.com/revisions?job=windows_asan_chrome&range=519302:519316

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=6133315253043200

Issue filed automatically.

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

Comment 1 by ClusterFuzz, Nov 28 2017

Components: Blink>Internals>Modularization Blink>MemoryAllocator>GarbageCollection
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, Nov 28 2017

Labels: Test-Predator-Auto-Owner
Owner: keishi@chromium.org
Status: Assigned (was: Untriaged)
Automatically assigning owner based on suspected regression changelist https://chromium.googlesource.com/chromium/src/+/21e0bdf76fe9f1882bb1309dcb300892fd1df9e4 (Oilpan: Add magic number to BasePage).

If this is incorrect, please remove the owner and apply the Test-Predator-Wrong-CLs label.
Project Member

Comment 3 by ClusterFuzz, Nov 28 2017

ClusterFuzz has detected this issue as fixed in range 519332:519357.

Detailed report: https://clusterfuzz.com/testcase?key=6133315253043200

Fuzzer: inferno_layout_test_unmodified
Job Type: windows_asan_chrome
Platform Id: windows

Crash Type: Null-dereference READ
Crash Address: 0x00000008
Crash State:
  blink::ThreadState::FreePersistentNode
  blink::PersistentBase<blink::ContentData,blink::WeaknessPersistentConfiguration:
  blink::PtrStorageImpl<blink::WebHitTestResultPrivate,blink::WebPrivatePtrDestruc
  
Sanitizer: address (ASAN)

Fixed: https://clusterfuzz.com/revisions?job=windows_asan_chrome&range=519332:519357

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=6133315253043200

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, Nov 28 2017

Labels: ClusterFuzz-Verified
Status: Verified (was: Assigned)
ClusterFuzz testcase 6133315253043200 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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