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Issue metadata

Status: WontFix
Owner:
Closed: Apr 2018
Components:
EstimatedDays: ----
NextAction: ----
OS: Linux
Pri: 1
Type: Bug



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Null-dereference READ in ui::ContextProviderCommandBuffer::ContextCapabilities

Project Member Reported by ClusterFuzz, Mar 16 2018

Issue description

Detailed report: https://clusterfuzz.com/testcase?key=5469341395714048

Fuzzer: inferno_layout_test_fuzzer
Job Type: linux_ubsan_vptr_content_shell_drt
Platform Id: linux

Crash Type: Null-dereference READ
Crash Address: 0x000000000000
Crash State:
  ui::ContextProviderCommandBuffer::ContextCapabilities
  viz::GLRenderer::GLRenderer
  viz::Display::Initialize
  
Sanitizer: undefined (UBSAN)

Regressed: https://clusterfuzz.com/revisions?job=linux_ubsan_vptr_content_shell_drt&range=537260:537261

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5469341395714048

Issue filed automatically.

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

Comment 1 by ClusterFuzz, Mar 16 2018

Components: Internals>Compositing Internals>MUS
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 16 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, Apr 10 2018

Status: WontFix (was: Assigned)
ClusterFuzz testcase 5469341395714048 is flaky and no longer crashes, so closing issue.

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

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