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Issue 857184 link

Starred by 1 user
Status: Duplicate
Merged: issue 721175
Owner:
dcheng@chromium.org
Closed: Jul 3
Cc:
kkaluri@chromium.org
Components:
EstimatedDays: ----
NextAction: ----
OS: Linux
Pri: 1
Type: Bug



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Stack-overflow in blink::ShapeCache::AddSlowCase

Project Member Reported by ClusterFuzz, Jun 27 2018 
Detailed report: https://clusterfuzz.com/testcase?key=4961730523037696

Fuzzer: inferno_twister_c
Job Type: linux_asan_chrome_mp
Platform Id: linux

Crash Type: Stack-overflow
Crash Address: 0x7fff18957f20
Crash State:
  blink::ShapeCache::AddSlowCase
  blink::CachingWordShapeIterator::ShapeWordWithoutSpacing
  blink::CachingWordShapeIterator::ShapeWord
  
Sanitizer: address (ASAN)

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=4961730523037696

Issue filed automatically.

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

Comment 1 by kkaluri@chromium.org, Jul 3

Cc: kkaluri@chromium.org
Components: Blink>Layout
Labels: M-68 Test-Predator-Wrong
Owner: dcheng@chromium.org
Status: Assigned (was: Untriaged)
Predator and CL could not provide any possible suspects.

Using Code Search for the file, "shape_cache.h" suspecting the below Cl might have caused this issue

Suspect CL: https://chromium.googlesource.com/chromium/src/+/733c4fa5dd0e68bd38afb085819b6c7230b68410

dcheng@ -- Could you please check whether this is caused with respect to your change, if not please help us in assigning it to the right owner.

Thanks!

Comment 2 by dcheng@chromium.org, Jul 3

Mergedinto: 721175
Status: Duplicate (was: Assigned)
This looks like a generic stack overflow from a deep layout tree. There's really not much we can do here.
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