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Issue 836512 link

Starred by 1 user
Status: WontFix
Owner: ----
Closed: Apr 2018
Components:
EstimatedDays: ----
NextAction: ----
OS: Linux
Pri: 2
Type: Bug



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

Project Member Reported by ClusterFuzz, Apr 24 2018 
Detailed report: https://clusterfuzz.com/testcase?key=6291544810979328

Fuzzer: inferno_twister
Job Type: linux_ubsan_chrome
Platform Id: linux

Crash Type: Float-cast-overflow
Crash Address: 
Crash State:
  blink::TransformationMatrix::IsIntegerTranslation
  blink::LayoutGeometryMap::Push
  blink::LayoutBoxModelObject::PushMappingToContainer
  
Sanitizer: undefined (UBSAN)

Regressed: https://clusterfuzz.com/revisions?job=linux_ubsan_chrome&range=552707:552711

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=6291544810979328

Issue filed automatically.

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

Comment 1 by ClusterFuzz, Apr 25 2018

Labels: Test-Predator-Auto-Owner
Owner: orphis@chromium.org
Status: Assigned (was: Untriaged)
Automatically assigning owner based on suspected regression changelist https://chromium.googlesource.com/chromium/src/+/254b97d5a6edc67def94977f747c4472182a867b (Introduce a direct dependency Blink -> WebRTC).

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 2 by ClusterFuzz, Apr 25 2018

Components: Blink>Layout 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.

Comment 3 by orphis@chromium.org, Apr 27 2018

Labels: Test-Predator-Wrong-CLs
Owner: ----
Status: Untriaged (was: Assigned)
My CL never touched any of the code in the component that is affected.

Comment 4 by e...@chromium.org, Apr 28 2018

Status: WontFix (was: Untriaged)
Project Member

Comment 5 by ClusterFuzz, May 5 2018

Labels: Needs-Feedback
ClusterFuzz testcase 6291544810979328 is still reproducing on tip-of-tree build (trunk).

If this testcase was not reproducible locally or unworkable, ignore this notification and we will file another bug soon with hopefully a better and workable testcase.

Otherwise, if this is not intended to be fixed (e.g. this is an intentional crash), please add ClusterFuzz-Ignore label to prevent future bug filing with similar crash stacktrace.
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