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Issue 779684 link

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Issue metadata

Status: Duplicate
Merged: issue 781567
Owner:
Closed: Nov 2017
Cc:
Components:
EstimatedDays: ----
NextAction: ----
OS: Linux
Pri: 1
Type: Bug



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Null-dereference READ in blink::WorkletAnimation::Create

Project Member Reported by ClusterFuzz, Oct 30 2017

Issue description

Detailed report: https://clusterfuzz.com/testcase?key=5233236983939072

Fuzzer: ochang_domfuzzer
Job Type: linux_asan_content_shell_drt
Platform Id: linux

Crash Type: Null-dereference READ
Crash Address: 0x000000000020
Crash State:
  blink::WorkletAnimation::Create
  blink::V8WorkletAnimation::constructorCallback
  v8::internal::FunctionCallbackArguments::Call
  
Sanitizer: address (ASAN)

Regressed: https://clusterfuzz.com/revisions?job=linux_asan_content_shell_drt&range=511275:511317

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5233236983939072

Issue filed automatically.

See https://github.com/google/clusterfuzz-tools for more information.
 
Components: Blink>JavaScript
Components: -Blink>JavaScript Blink
No V8 roll in the regression range.
Cc: msrchandra@chromium.org pnangunoori@chromium.org
Labels: M-64 Test-Predator-Wrong
Owner: smcgruer@chromium.org
Status: Assigned (was: Untriaged)
Using the provided regression range assigning to the possible suspect as per the change made for the file, “WorkletAnimation.cpp”
Suspecting Commit#
https://chromium.googlesource.com/chromium/src/+/1710eafbcfae3cb1b995adb6804d1c75ddc98866

@smcgruer -- Could you please look into this issue, kindly reassign if it has nothing to do with your changes.

Mergedinto: 781567
Status: Duplicate (was: Assigned)
Project Member

Comment 5 by ClusterFuzz, Nov 18 2017

ClusterFuzz has detected this issue as fixed in range 514498:517698.

Detailed report: https://clusterfuzz.com/testcase?key=5233236983939072

Fuzzer: ochang_domfuzzer
Job Type: linux_asan_content_shell_drt
Platform Id: linux

Crash Type: Null-dereference READ
Crash Address: 0x000000000020
Crash State:
  blink::WorkletAnimation::Create
  blink::V8WorkletAnimation::constructorCallback
  v8::internal::FunctionCallbackArguments::Call
  
Sanitizer: address (ASAN)

Regressed: https://clusterfuzz.com/revisions?job=linux_asan_content_shell_drt&range=511275:511317
Fixed: https://clusterfuzz.com/revisions?job=linux_asan_content_shell_drt&range=514498:517698

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5233236983939072

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.

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