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Issue metadata

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



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Null-dereference READ in blink::ContainerNode::EnsurePreInsertionValidity

Project Member Reported by ClusterFuzz, Sep 3

Issue description

Detailed report: https://clusterfuzz.com/testcase?key=5873096928788480

Fuzzer: attekett_dom_fuzzer
Job Type: linux_asan_chrome_mp
Platform Id: linux

Crash Type: Null-dereference READ
Crash Address: 0x000000000010
Crash State:
  blink::ContainerNode::EnsurePreInsertionValidity
  blink::ContainerNode::AppendChild
  blink::ContainerNode::AppendChild
  
Sanitizer: address (ASAN)

Regressed: https://clusterfuzz.com/revisions?job=linux_asan_chrome_mp&range=572672:572673

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5873096928788480

Issue filed automatically.

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

Comment 1 by ClusterFuzz, Sep 3

Components: Blink>DOM
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, Sep 3

Labels: Test-Predator-Auto-Owner
Owner: samans@chromium.org
Status: Assigned (was: Untriaged)
Automatically assigning owner based on suspected regression changelist https://chromium.googlesource.com/chromium/src/+/902374da5c238be851606c5683991deec1f2bc86 (Reland "viz: Draw and swap after primary surface is available").

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, Sep 4

ClusterFuzz has detected this issue as fixed in range 588355:588357.

Detailed report: https://clusterfuzz.com/testcase?key=5873096928788480

Fuzzer: attekett_dom_fuzzer
Job Type: linux_asan_chrome_mp
Platform Id: linux

Crash Type: Null-dereference READ
Crash Address: 0x000000000010
Crash State:
  blink::ContainerNode::EnsurePreInsertionValidity
  blink::ContainerNode::AppendChild
  blink::ContainerNode::AppendChild
  
Sanitizer: address (ASAN)

Regressed: https://clusterfuzz.com/revisions?job=linux_asan_chrome_mp&range=572672:572673
Fixed: https://clusterfuzz.com/revisions?job=linux_asan_chrome_mp&range=588355:588357

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5873096928788480

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 4 by ClusterFuzz, Sep 4

Labels: ClusterFuzz-Verified
Status: Verified (was: Assigned)
ClusterFuzz testcase 5873096928788480 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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