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Issue metadata

Status: Assigned
Owner:
Components:
EstimatedDays: ----
NextAction: ----
OS: Linux , Mac
Pri: 1
Type: Bug



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CHECK failure: VerifySubRange<T>(buffer.get(), byte_offset, length) in typed_array_base.h

Project Member Reported by ClusterFuzz, Today (18 hours ago)

Issue description

Detailed report: https://clusterfuzz.com/testcase?key=5733679628025856

Fuzzer: ochang_domfuzzer
Job Type: linux_asan_chrome_mp
Platform Id: linux

Crash Type: CHECK failure
Crash Address: 
Crash State:
  VerifySubRange<T>(buffer.get(), byte_offset, length) in typed_array_base.h
  scoped_refptr<WTF::Float32Array> WTF::TypedArrayBase<float>::Create<WTF::Float32
  scoped_refptr<WTF::Float32Array> WTF::TypedArrayBase<float>::CreateOrNull<WTF::F
  
Sanitizer: address (ASAN)

Regressed: https://clusterfuzz.com/revisions?job=linux_asan_chrome_mp&range=600009:600013

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5733679628025856

Issue filed automatically.

See https://github.com/google/clusterfuzz-tools for instructions to reproduce this bug locally.
 
Project Member

Comment 1 by ClusterFuzz, Today (18 hours ago)

Labels: OS-Mac
Project Member

Comment 2 by ClusterFuzz, Today (18 hours ago)

Components: Blink>Internals>WTF Internals>Core
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 3 by ClusterFuzz, Today (18 hours ago)

Labels: Test-Predator-Auto-Owner
Owner: dtapu...@chromium.org
Status: Assigned (was: Untriaged)
Automatically assigning owner based on suspected regression changelist https://chromium.googlesource.com/chromium/src/+/5efc05f69bb9d2800efd18afa258bcfb3c9f8fde (Fix 64 bit truncation errors in wtf/typed_arrays).

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.

Comment 4 by yutak@chromium.org, Today (63 minutes ago)

Components: -Blink>Internals>WTF Blink>WebAudio
WebAudio code may be causing an overflow.

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