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Issue 598609 link

Starred by 0 users
Status: WontFix
Owner:
jochen@chromium.org
Closed: Apr 2016
EstimatedDays: ----
NextAction: ----
OS: Linux
Pri: 2
Type: Bug



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Data race in blink::AudioBus::copyFrom

Project Member Reported by ClusterFuzz, Mar 29 2016 
Detailed report: https://cluster-fuzz.appspot.com/testcase?key=6059717192843264

Fuzzer: inferno_twister_custom_bundle
Job Type: linux_tsan_chrome_mp
Platform Id: linux

Crash Type: Data race WRITE 8
Crash Address: 0x7d9000003008
Crash State:
  blink::AudioBus::copyFrom
  blink::ScriptProcessorHandler::process
  blink::AudioHandler::processIfNecessary
  

Minimized Testcase (0.63 Kb): https://cluster-fuzz.appspot.com/download/AMIfv95RXhfRLJ6LzB01ftba1VcxZkqMeqRXpni4fn3yNh2u6Vr2MSPasYX5cGr2sZk6USl6E21Ll4RmOVN-citpjvqkw4tOSS3TnIHuPfRDbvGjtCmEtAswaR7DL4YedcmstkwacTqs3f2AkjPu-vX2BWZlPlof0Q

Additional requirements: Requires HTTP

Filer: durga.behera

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

Comment 1 by durga.behera@chromium.org, Mar 29 2016

Labels: findit-wrong Te-Logged
Owner: jochen@chromium.org
Status: Assigned (was: Available)
Its impacting the current Stable (49.0.2623.110) and Beta (50.0.2661.49).
Findit did not find any Cls.
From code search on the crashed file 'ScriptProcessorNode.cpp' suspecting the below.
https://codereview.chromium.org/1805843002
jochen@ : Could you please take a look into this if its related to your change.

Comment 2 by jochen@chromium.org, Apr 5 2016

Status: WontFix (was: Assigned)
this is an intentional race.

also, please note that my CL landed in 51, so it can't possible affect m49/m50
Project Member

Comment 3 by sheriffbot@chromium.org, Nov 22 2016

Labels: -Restrict-View-EditIssue
Removing EditIssue view restrictions from ClusterFuzz filed bugs. If you believe that this issue should still be restricted, please reapply the label.

For more details visit https://www.chromium.org/issue-tracking/autotriage - Your friendly Sheriffbot
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