chromium-browser crashed with SIGSEGV in base::debug::TaskAnnotator::RunTask()

[MarianoAbsatz]

I frequently find this crash after leaving the computer on and logged in for serveral hours after unlocking the screen. The browser is still open and functional so I don't quite know what is crashing.

$ lsb_release -rd
Description: Ubuntu 14.04.1 LTS
Release: 14.04

$ apt-cache policy chromium-browser
chromium-browser:
  Installed: 39.0.2171.65-0ubuntu0.14.04.1.1064
  Candidate: 39.0.2171.65-0ubuntu0.14.04.1.1064
  Version table:
 *** 39.0.2171.65-0ubuntu0.14.04.1.1064 0
        500 http://ar.archive.ubuntu.com/ubuntu/ trusty-updates/universe amd64 Packages
        500 http://security.ubuntu.com/ubuntu/ trusty-security/universe amd64 Packages
        100 /var/lib/dpkg/status
     34.0.1847.116-0ubuntu2 0
        500 http://ar.archive.ubuntu.com/ubuntu/ trusty/universe amd64 Packages

ProblemType: Crash
DistroRelease: Ubuntu 14.04
Package: chromium-browser 39.0.2171.65-0ubuntu0.14.04.1.1064
ProcVersionSignature: Ubuntu 3.13.0-44.73-generic 3.13.11-ckt12
Uname: Linux 3.13.0-44-generic x86_64
ApportVersion: 2.14.1-0ubuntu3.6
Architecture: amd64
CurrentDesktop: Unity
Date: Mon Jan 26 12:46:57 2015
ExecutablePath: /usr/lib/chromium-browser/chromium-browser
InstallationDate: Installed on 2014-07-18 (192 days ago)
InstallationMedia: Ubuntu 14.04 LTS "Trusty Tahr" - Release amd64 (20140417)
ProcCmdline: chromium-browser\ --type=gpu-process\ --channel=9164.0.448749443\ --supports-dual-gpus=false\ --gpu-driver-bug-workarounds=1,15,22,34,38\ --disable-accelerated-video-decode\ --gpu-vendor-id=0x1002\ --gpu-device-id=0x954f\ --gpu-driver-vendor\ --gpu-driver-versi
SegvAnalysis:
 Segfault happened at: 0x7f1b2e5c1428: movl $0x1337,0x0
 PC (0x7f1b2e5c1428) ok
 source "$0x1337" ok
 destination "0x0" (0x00000000) not located in a known VMA region (needed writable region)!
 Stack memory exhausted (SP below stack segment)
SegvReason: writing NULL VMA
Signal: 11
SourcePackage: chromium-browser
StacktraceTop:
 ?? () from /usr/lib/chromium-browser/libs/libcontent.so
 base::debug::TaskAnnotator::RunTask(char const*, char const*, base::PendingTask const&) () from /usr/lib/chromium-browser/libs/libbase.so
 base::MessageLoop::RunTask(base::PendingTask const&) () from /usr/lib/chromium-browser/libs/libbase.so
 base::MessageLoop::DeferOrRunPendingTask(base::PendingTask const&) () from /usr/lib/chromium-browser/libs/libbase.so
 base::MessageLoop::DoDelayedWork(base::TimeTicks*) () from /usr/lib/chromium-browser/libs/libbase.so
Title: chromium-browser crashed with SIGSEGV in base::debug::TaskAnnotator::RunTask()
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups: adm cdrom dip lpadmin plugdev sambashare sudo
modified.conffile..etc.default.chromium.browser: [deleted]
mtime.conffile..etc.chromium.browser.default: 2014-07-18T13:11:43.591308

[Apport retracing service (apport)]

Thank you for taking the time to report this crash and helping to make this software better. This particular crash has already been reported and is a duplicate of bug #1402523, so is being marked as such. Please look at the other bug report to see if there is any missing information that you can provide, or to see if there is a workaround for the bug. Additionally, any further discussion regarding the bug should occur in the other report. Please continue to report any other bugs you may find.