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Issue 915519 link

Starred by 1 user
Status: Assigned
Owner:
bbudge@chromium.org
Cc:
dsinclair@chromium.org
Components:
EstimatedDays: ----
NextAction: ----
OS: Linux
Pri: 2
Type: Bug



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Undefined-shift in ComputePOTSize

Project Member Reported by ClusterFuzz, Dec 16 
Detailed report: https://clusterfuzz.com/testcase?key=5701907747962880

Fuzzer: inferno_twister
Job Type: linux_ubsan_chrome
Platform Id: linux

Crash Type: Undefined-shift
Crash Address: 
Crash State:
  ComputePOTSize
  gpu::TransferBuffer::ReallocateRingBuffer
  gpu::TransferBuffer::ShrinkOrExpandRingBufferIfNecessary
  
Sanitizer: undefined (UBSAN)

Regressed: https://clusterfuzz.com/revisions?job=linux_ubsan_chrome&range=530634:530635

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5701907747962880

Issue filed automatically.

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

Comment 1 by ClusterFuzz, Dec 16

Components: Internals>GPU>Internals
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, Dec 16

Labels: Test-Predator-Auto-Owner
Owner: bbudge@chromium.org
Status: Assigned (was: Untriaged)
Automatically assigning owner based on suspected regression changelist https://chromium.googlesource.com/chromium/src/+/60d13f8af042bebb93f25ebc6e81a703a57bf9d4 (Reland [partition_alloc] Allow 2 GiB direct mapped allocations.).

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.
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