buildbot failure in ThreadSanitizer on buildbot-linux-small

[timurrrr+ts...@gmail.com]

The Buildbot has detected a new failure of buildbot-linux-small on ThreadSanitizer.
Full details are available at:
http://build.chromium.org/p/client.tsan/builders/buildbot-linux-small/builds/18081

Buildbot URL: http://build.chromium.org/p/client.tsan/

Buildslave for this Build: vm43-m3

Build Reason:
Build Source Stamp: 4429
Blamelist: konstantin....@gmail.com

BUILD FAILED: failed test_4 test_5

sincerely,
-The Buildbot