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Issue metadata

Status: Verified
Owner:
Closed: Mar 2018
Components:
EstimatedDays: ----
NextAction: ----
OS: Mac
Pri: 1
Type: Bug


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Null-dereference READ in blink::ImageLayerBridge::PrepareTransferableResource

Project Member Reported by ClusterFuzz, Mar 4 2018

Issue description

Detailed report: https://clusterfuzz.com/testcase?key=5659809974845440

Fuzzer: inferno_twister
Job Type: mac_asan_content_shell
Platform Id: mac

Crash Type: Null-dereference READ
Crash Address: 0x000000000000
Crash State:
  blink::ImageLayerBridge::PrepareTransferableResource
  cc::TextureLayer::Update
  cc::LayerTreeHost::DoUpdateLayers
  
Sanitizer: address (ASAN)

Regressed: https://clusterfuzz.com/revisions?job=mac_asan_content_shell&range=537242:537275

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5659809974845440

Issue filed automatically.

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

Comment 1 by ClusterFuzz, Mar 4 2018

Components: Blink>WebGL Internals>Compositing
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, Mar 4 2018

Labels: Test-Predator-Auto-Owner
Owner: khushals...@chromium.org
Status: Assigned (was: Untriaged)
Automatically assigning owner based on suspected regression changelist https://chromium.googlesource.com/chromium/src/+/4b6c4188b42aace5b8020ee8f906a3057e7480b0 (Reland "content: Enable CompositorImageAnimation by default.").

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, Mar 21 2018

ClusterFuzz has detected this issue as fixed in range 544435:544631.

Detailed report: https://clusterfuzz.com/testcase?key=5659809974845440

Fuzzer: inferno_twister
Job Type: mac_asan_content_shell
Platform Id: mac

Crash Type: Null-dereference READ
Crash Address: 0x000000000000
Crash State:
  blink::ImageLayerBridge::PrepareTransferableResource
  cc::TextureLayer::Update
  cc::LayerTreeHost::DoUpdateLayers
  
Sanitizer: address (ASAN)

Regressed: https://clusterfuzz.com/revisions?job=mac_asan_content_shell&range=537242:537275
Fixed: https://clusterfuzz.com/revisions?job=mac_asan_content_shell&range=544435:544631

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5659809974845440

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, Mar 21 2018

Labels: ClusterFuzz-Verified
Status: Verified (was: Assigned)
ClusterFuzz testcase 5659809974845440 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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