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Issue 918921 link

Starred by 1 user
Status: WontFix
Owner: ----
Closed: Jan 4
Cc:
xiaoche...@chromium.org
enne@chromium.org
vmp...@chromium.org
Components:
EstimatedDays: ----
NextAction: ----
OS: Linux
Pri: 2
Type: Bug



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Float-cast-overflow in blink::TransformationMatrix::MapRect

Project Member Reported by ClusterFuzz, Jan 3 
Detailed report: https://clusterfuzz.com/testcase?key=5685819234582528

Fuzzer: inferno_twister_c
Job Type: linux_ubsan_chrome
Platform Id: linux

Crash Type: Float-cast-overflow
Crash Address: 
Crash State:
  blink::TransformationMatrix::MapRect
  SourceToDestinationRect<blink::FloatRect>
  blink::JankTracker::AccumulateJank
  
Sanitizer: undefined (UBSAN)

Regressed: https://clusterfuzz.com/revisions?job=linux_ubsan_chrome&range=611321:611338

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5685819234582528

Issue filed automatically.

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

Comment 1 by ClusterFuzz, Jan 3

Components: Blink>Paint Platform
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, Jan 3

Cc: enne@chromium.org xiaoche...@chromium.org
Labels: Test-Predator-Auto-CC
Automatically adding ccs based on suspected regression changelists:

Release canvas software image decode locks eagerly by enne@chromium.org - https://chromium.googlesource.com/chromium/src/+/80afcc8ccad7f767f47218860e45ecc376874785

Remove cold mode idle time spellchecker flag by xiaochengh@chromium.org - https://chromium.googlesource.com/chromium/src/+/070773549900baa6db6fcbd18aa710b81a461d34

If this is incorrect, please let us know why and apply the Test-Predator-Wrong-CLs label.

Comment 3 by schenney@chromium.org, Jan 4

Labels: ClusterFuzz-Ignore
Status: WontFix (was: Untriaged)
No problem with overflowing rectangle sizes in this code.
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