Issue 681291 link

Starred by 2 users

Issue metadata

Status:	Duplicate
Merged:	issue 681349
Owner:	bcwh...@chromium.org
Closed:	Jan 2017
Cc:	█ msrchandra@chromium.org
EstimatedDays:	----
NextAction:	----
OS:	Linux
Pri:	2
Type:	Bug
Reproducible Stability-ThreadSanitizer Clusterfuzz Test-Predator-Wrong-CLs

Data race in base::GlobalHistogramAllocator::Get

Project Member Reported by ClusterFuzz, Jan 14 2017

Issue description

Detailed report: https://cluster-fuzz.appspot.com/testcase?key=6175510544777216

Fuzzer: inferno_layout_test_unmodified
Job Type: linux_tsan_chrome_mp
Platform Id: linux

Crash Type: Data race READ 8
Crash Address: 0x7f848b48d318
Crash State:
  base::GlobalHistogramAllocator::Get
  base::StatisticsRecorder::FindHistogram
  base::Histogram::Factory::Build
  
Sanitizer: thread (TSAN)

Regressed: https://cluster-fuzz.appspot.com/revisions?job=linux_tsan_chrome_mp&range=443546:443594

Minimized Testcase (3.76 Kb): https://cluster-fuzz.appspot.com/download/AMIfv94zPZ--kfSPGMleXTPhRn2wlRVHbuewDS79Klk771acC4r8Yko9-9lQfNQzyEbdyb4iS9C2myGFabWXzV3cox7rO1BhlaVu6hN1PViSWxm3fdPOk-SYvrZRENfCC-9WE2_N6rq-8N6Jiz9uFjGd0BMBJ2vvehWsmmt1lJwJTHZpg7jRSqzzM5isSgaiSmrCy-TYdstB13HlDqyVGEJriwGsP4QFCR83eZFN4galOwKe0tLYztrhluE8LNW21ZLFcyL9ONeeMAfqKsUUZRPCbslWrOhSpJbNLVH1UAeinDWTEDBRrNa5cIKpOuiG5_COsGUq1J3r5A6FWNnXJgxRucoXPm1dI1ZKYIUO5xqMrOycoDqlXCs?testcase_id=6175510544777216

Issue filed automatically.

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

Comment 1 by msrchandra@chromium.org, Jan 19 2017

Cc: msrchandra@chromium.org
Labels: Test-Predator-Wrong-CLs
Owner: bcwh...@chromium.org
Status: Assigned (was: Untriaged)

Find it and CL did not provide any possible suspects.
Using Code Search for the file, "persistent_histogram_allocator.cc" assigning to the concern owner.

Suspecting Commit#
https://chromium.googlesource.com/chromium/src/+/3f999d3d054de11816d1a97c887753b26013c853

@bcwhite -- Could you please look into the issue, kindly re-assign if this is not related to your changes.
Thank You.

Comment 2 by bcwh...@chromium.org, Jan 19 2017

Mergedinto: 681349
Status: Duplicate (was: Assigned)

►

Issue 681291 link

Issue metadata

Data race in base::GlobalHistogramAllocator::Get

Issue description

Comment 1 by msrchandra@chromium.org, Jan 19 2017

Comment 1 Deleted

Comment 2 by bcwh...@chromium.org, Jan 19 2017

Comment 2 Deleted

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