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Issue metadata

Status: Verified
Owner: ----
Closed: May 2018
Components:
EstimatedDays: ----
NextAction: ----
OS: Linux
Pri: 1
Type: Bug



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Null-dereference READ in width

Project Member Reported by ClusterFuzz, May 3 2018

Issue description

Detailed report: https://clusterfuzz.com/testcase?key=5930523785166848

Fuzzer: inferno_webbot
Job Type: linux_ubsan_chrome
Platform Id: linux

Crash Type: Null-dereference READ
Crash Address: 0x000000000000
Crash State:
  width
  apply_color_xform
  SkConvertPixels
  
Sanitizer: undefined (UBSAN)

Regressed: https://clusterfuzz.com/revisions?job=linux_ubsan_chrome&range=552558:552561

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5930523785166848

Issue filed automatically.

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

Comment 1 by ClusterFuzz, May 3 2018

Components: Internals>Skia
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, May 3 2018

Labels: Test-Predator-Auto-Owner
Owner: wangxianzhu@chromium.org
Status: Assigned (was: Untriaged)
Automatically assigning owner based on suspected regression changelist https://chromium.googlesource.com/chromium/src/+/371ffcdbb5dca7fb1a0aeb53956905bb1d4f9fc5 ([SPv175] Repaint non-composited layer on layer visibility change).

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: Untriaged (was: Assigned)
Project Member

Comment 4 by ClusterFuzz, May 8 2018

ClusterFuzz has detected this issue as fixed in range 556606:556608.

Detailed report: https://clusterfuzz.com/testcase?key=5930523785166848

Fuzzer: inferno_webbot
Job Type: linux_ubsan_chrome
Platform Id: linux

Crash Type: Null-dereference READ
Crash Address: 0x000000000000
Crash State:
  width
  apply_color_xform
  SkConvertPixels
  
Sanitizer: undefined (UBSAN)

Regressed: https://clusterfuzz.com/revisions?job=linux_ubsan_chrome&range=552558:552561
Fixed: https://clusterfuzz.com/revisions?job=linux_ubsan_chrome&range=556606:556608

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5930523785166848

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, May 8 2018

Labels: ClusterFuzz-Verified
Status: Verified (was: Untriaged)
ClusterFuzz testcase 5930523785166848 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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