From findit tool:

Author: eae
Project: chromium
Changelist: https://chromium.googlesource.com/chromium/src//+/0499241e3851dd4b72adf6911b38e136aa29d14e
Time: Wed Mar 30 19:21:19 2016
The CL last changed line 997 of file LayoutBoxModelObject.cpp, which is stack frame 6.

ClusterFuzz has detected this issue as fixed in range 399234:399407.

Detailed report: https://cluster-fuzz.appspot.com/testcase?key=6351576608538624

Fuzzer: inferno_layout_test_unmodified
Job Type: linux_lsan_chrome_mp
Platform Id: linux

Crash Type: CHECK failure
Crash Address: 
Crash State:
  media_task_runner_->PostTask( FROM_HERE, base::Bind(&PipelineImpl::StopTask, wea
  media::PipelineImpl::Stop
  media::WebMediaPlayerImpl::~WebMediaPlayerImpl
  
Regressed: https://cluster-fuzz.appspot.com/revisions?job=linux_lsan_chrome_mp&range=209699:209703
Fixed: https://cluster-fuzz.appspot.com/revisions?job=linux_lsan_chrome_mp&range=399234:399407

Unminimized Testcase: https://cluster-fuzz.appspot.com/download/AMIfv94fs7KwoPagorOAPQFqyiEccw5OipNIFgBtkpO_JYhTTgj1lo0D3OpSFECj0cW_hhAr2xT1hNCJzqwwh-alJQlQF_whH0FKNLlWEpIqWo5-fEPpQRmbG__GNv1OFa0T-wwlg7Ncny8wOMX96eq4O8qgCd6S4Q?testcase_id=6351576608538624


Additional requirements: Requires Gestures

See https://dev.chromium.org/Home/chromium-security/bugs/reproducing-clusterfuzz-bugs for more information.

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ClusterFuzz testcase is verified as fixed, closing issue.

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