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Issue 776200 link

Starred by 2 users

Issue metadata

Status: WontFix
Owner:
Closed: Oct 2017
Cc:
Components:
EstimatedDays: ----
NextAction: ----
OS: Linux
Pri: 1
Type: Bug



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Null-dereference READ in byte_length

Project Member Reported by ClusterFuzz, Oct 19 2017

Issue description

Detailed report: https://clusterfuzz.com/testcase?key=5789662949146624

Fuzzer: ochang_js_fuzzer
Job Type: linux_asan_d8_dbg
Platform Id: linux

Crash Type: Null-dereference READ
Crash Address: 0x000000000017
Crash State:
  byte_length
  Process<
  v8::internal::ArrayBufferTracker::ProcessBuffers
  
Sanitizer: address (ASAN)

Regressed: https://clusterfuzz.com/revisions?job=linux_asan_d8_dbg&range=48698:48699

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5789662949146624

Issue filed automatically.

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

Comment 1 by ClusterFuzz, Oct 19 2017

Components: Blink>JavaScript>GC
Labels: Test-Predator-AutoComponents
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, Oct 19 2017

Labels: Test-Predator-AutoOwner
Owner: mlippautz@chromium.org
Status: Assigned (was: Untriaged)
Automatically assigning owner based on suspected regression changelist https://chromium.googlesource.com/v8/v8/+/6488c9e5a62c2640da09a9545c6dca8b127a83de ([heap] ArrayBufferTracker: Only consider committed size).

If this is incorrect, please remove the owner and apply the Test-Predator-Wrong-CLs label.
Status: WontFix (was: Assigned)
The CL got reverted and the reland will contain a fix.
Project Member

Comment 4 by ClusterFuzz, Oct 19 2017

ClusterFuzz has detected this issue as fixed in range 48699:48700.

Detailed report: https://clusterfuzz.com/testcase?key=5789662949146624

Fuzzer: ochang_js_fuzzer
Job Type: linux_asan_d8_dbg
Platform Id: linux

Crash Type: Null-dereference READ
Crash Address: 0x000000000017
Crash State:
  byte_length
  Process<
  v8::internal::ArrayBufferTracker::ProcessBuffers
  
Sanitizer: address (ASAN)

Regressed: https://clusterfuzz.com/revisions?job=linux_asan_d8_dbg&range=48698:48699
Fixed: https://clusterfuzz.com/revisions?job=linux_asan_d8_dbg&range=48699:48700

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5789662949146624

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.
Labels: -Test-Predator-AutoComponents Test-Predator-Auto-Components
Labels: -Test-Predator-AutoOwner Test-Predator-Auto-Owner

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