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Issue metadata

Status: Verified
Owner: ----
Closed: Jul 4
Components:
EstimatedDays: ----
NextAction: ----
OS: Linux
Pri: 1
Type: Bug



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Null-dereference READ in blink::ProgressTracker::IncrementProgress

Project Member Reported by ClusterFuzz, Jun 13 2018

Issue description

Detailed report: https://clusterfuzz.com/testcase?key=4557949457137664

Fuzzer: inferno_layout_test_fuzzer
Job Type: linux_asan_chrome_mp
Platform Id: linux

Crash Type: Null-dereference READ
Crash Address: 0x000000000028
Crash State:
  blink::ProgressTracker::IncrementProgress
  blink::FrameFetchContext::DispatchDidReceiveData
  blink::ResourceLoader::DidReceiveData
  
Sanitizer: address (ASAN)

Regressed: https://clusterfuzz.com/revisions?job=linux_asan_chrome_mp&range=566773:566774

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=4557949457137664

Issue filed automatically.

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

Comment 1 by ClusterFuzz, Jun 13 2018

Components: Blink>Loader
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, Jun 13 2018

Labels: Test-Predator-Auto-Owner
Owner: stkhapugin@chromium.org
Status: Assigned (was: Untriaged)
Automatically assigning owner based on suspected regression changelist https://chromium.googlesource.com/chromium/src/+/1f4a77131bb9fa7108b3b400b59cd1ba8b8a545f (Enable Location Bar flag 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.
Labels: Test-Predator-Wrong-CLs
Owner: ----
Status: Available (was: Assigned)
The suspected CL is flipping a flag for iOS-only code, it has no connection with Linux or Blink. 
Project Member

Comment 4 by ClusterFuzz, Jul 4

ClusterFuzz has detected this issue as fixed in range 572494:572495.

Detailed report: https://clusterfuzz.com/testcase?key=4557949457137664

Fuzzer: inferno_layout_test_fuzzer
Job Type: linux_asan_chrome_mp
Platform Id: linux

Crash Type: Null-dereference READ
Crash Address: 0x000000000028
Crash State:
  blink::ProgressTracker::IncrementProgress
  blink::FrameFetchContext::DispatchDidReceiveData
  blink::ResourceLoader::DidReceiveData
  
Sanitizer: address (ASAN)

Regressed: https://clusterfuzz.com/revisions?job=linux_asan_chrome_mp&range=566773:566774
Fixed: https://clusterfuzz.com/revisions?job=linux_asan_chrome_mp&range=572494:572495

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=4557949457137664

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 5 by ClusterFuzz, Jul 4

Labels: ClusterFuzz-Verified
Status: Verified (was: Available)
ClusterFuzz testcase 4557949457137664 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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