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[Bug 1546388] Re: unity-control-center crashed with SIGSEGV in _cogl_check_extension()


Thanks for taking the time to report this bug and helping to make Ubuntu
better. We appreciate the difficulties you are facing, but this appears
to be a "regular" (non-security) bug.  I have unmarked it as a security
issue since this bug does not show evidence of allowing attackers to
cross privilege boundaries nor directly cause loss of data/privacy.
Please feel free to report any other bugs you may find.

** Information type changed from Private Security to Public

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  unity-control-center crashed with SIGSEGV in _cogl_check_extension()

Status in unity-control-center package in Ubuntu:

Bug description:
  I try to install bluetooth and graphic driver.

  ProblemType: Crash
  DistroRelease: Ubuntu 16.04
  Package: unity-control-center 15.04.0+16.04.20160209-0ubuntu1
  Uname: Linux 4.5.0-040500rc4-lowlatency x86_64
  NonfreeKernelModules: nvidia_uvm nvidia wl
  ApportVersion: 2.20-0ubuntu3
  Architecture: amd64
  CrashCounter: 1
  CurrentDesktop: Unity
  Date: Wed Feb 17 12:29:23 2016
  ExecutablePath: /usr/bin/unity-control-center
  InstallationDate: Installed on 2016-02-14 (2 days ago)
  InstallationMedia: Ubuntu 16.04 LTS "Xenial Xerus" - Alpha amd64 (20160214)
  ProcCmdline: unity-control-center bluetooth
   Segfault happened at: 0x7f40ad568549:	mov    (%rsi),%rsi
   PC (0x7f40ad568549) ok
   source "(%rsi)" (0x00000000) not located in a known VMA region (needed readable region)!
   destination "%rsi" ok
  SegvReason: reading NULL VMA
  Signal: 11
  SourcePackage: unity-control-center
   ?? () from /usr/lib/x86_64-linux-gnu/libcogl.so.20
   ?? () from /usr/lib/x86_64-linux-gnu/libcogl.so.20
   ?? () from /usr/lib/x86_64-linux-gnu/libcogl.so.20
   cogl_renderer_connect () from /usr/lib/x86_64-linux-gnu/libcogl.so.20
   ?? () from /usr/lib/x86_64-linux-gnu/libclutter-1.0.so.0
  Title: unity-control-center crashed with SIGSEGV in cogl_renderer_connect()
  UpgradeStatus: No upgrade log present (probably fresh install)
  UserGroups: adm cdrom dip lpadmin plugdev sambashare sudo

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