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Issue 866806 link

Starred by 2 users

Issue metadata

Status: Verified
Owner:
Last visit > 30 days ago
Closed: Jul 25
Components:
EstimatedDays: ----
NextAction: ----
OS: Linux
Pri: 1
Type: Bug



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Null-dereference READ in blink::OffscreenCanvas::PushFrame

Project Member Reported by ClusterFuzz, Jul 24

Issue description

Detailed report: https://clusterfuzz.com/testcase?key=6009635157573632

Fuzzer: inferno_layout_test_unmodified
Job Type: linux_asan_chrome_v8_arm
Platform Id: linux

Crash Type: Null-dereference READ
Crash Address: 0x00000000
Crash State:
  blink::OffscreenCanvas::PushFrame
  blink::OffscreenCanvas::PushFrame
  blink::OffscreenCanvasRenderingContext2D::PushFrame
  
Sanitizer: address (ASAN)

Regressed: https://clusterfuzz.com/revisions?job=linux_asan_chrome_v8_arm&range=576704:576705

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=6009635157573632

Issue filed automatically.

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

Comment 1 by ClusterFuzz, Jul 24

Components: Blink>Canvas
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, Jul 24

Labels: Test-Predator-Auto-Owner
Owner: junov@chromium.org
Status: Assigned (was: Untriaged)
Automatically assigning owner based on suspected regression changelist https://chromium.googlesource.com/chromium/src/+/e7e9abbb51309caae63f0df4754f5f633bc3da77 (Deeper plumbing of CanvasResource into canvas and OffscreenCanvas).

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, Jul 25

ClusterFuzz has detected this issue as fixed in range 577281:577296.

Detailed report: https://clusterfuzz.com/testcase?key=6009635157573632

Fuzzer: inferno_layout_test_unmodified
Job Type: linux_asan_chrome_v8_arm
Platform Id: linux

Crash Type: Null-dereference READ
Crash Address: 0x00000000
Crash State:
  blink::OffscreenCanvas::PushFrame
  blink::OffscreenCanvas::PushFrame
  blink::OffscreenCanvasRenderingContext2D::PushFrame
  
Sanitizer: address (ASAN)

Regressed: https://clusterfuzz.com/revisions?job=linux_asan_chrome_v8_arm&range=576704:576705
Fixed: https://clusterfuzz.com/revisions?job=linux_asan_chrome_v8_arm&range=577281:577296

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=6009635157573632

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, Jul 25

Labels: ClusterFuzz-Verified
Status: Verified (was: Assigned)
ClusterFuzz testcase 6009635157573632 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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