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[Bug 1488051] Re: compiz crashed with SIGSEGV in g_bit_lock()

To: dx-packages@xxxxxxxxxxxxxxxxxxx
From: Doug McMahon <1488051@xxxxxxxxxxxxxxxxxx>
Date: Sat, 12 Sep 2015 01:06:00 -0000
Reply-to: Bug 1488051 <1488051@xxxxxxxxxxxxxxxxxx>
Sender: bounces@xxxxxxxxxxxxx

*** This bug is a duplicate of bug 1492437 ***
    https://bugs.launchpad.net/bugs/1492437

** This bug has been marked a duplicate of bug 1492437
   Unity crash when trying to "unlock from launcher" a disk drive icon

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https://bugs.launchpad.net/bugs/1488051

Title:
  compiz crashed with SIGSEGV in g_bit_lock()

Status in Unity:
  New
Status in unity package in Ubuntu:
  New

Bug description:
  Test Case:
  Try to unlock an internal volume from unity launcher.
  If fails to be removed, compiz crashes
  (- manually blacklisting in dconf works

  ProblemType: Crash
  DistroRelease: Ubuntu 15.10
  Package: unity 7.3.2+15.10.20150819-0ubuntu1
  ProcVersionSignature: Ubuntu 4.1.0-3.3-generic 4.1.3
  Uname: Linux 4.1.0-3-generic x86_64
  ApportVersion: 2.18-0ubuntu7
  Architecture: amd64
  CurrentDesktop: Unity
  Date: Mon Aug 24 06:55:06 2015
  ExecutablePath: /usr/bin/compiz
  InstallationDate: Installed on 2015-08-21 (3 days ago)
  InstallationMedia: Ubuntu 15.10 "Wily Werewolf" - Alpha amd64 (20150820)
  ProcCmdline: compiz
  ProcEnviron:
   PATH=(custom, no user)
   SHELL=/bin/bash
   LANG=en_US.UTF-8
   LANGUAGE=en_US
   XDG_RUNTIME_DIR=<set>
  SegvAnalysis:
   Segfault happened at: 0x7f9b386e8328 <g_bit_lock+72>:	lock bts %r12d,(%rbx)
   PC (0x7f9b386e8328) ok
   source "%r12d" ok
   destination "(%rbx)" (0x00000020) not located in a known VMA region (needed writable region)!
  SegvReason: writing NULL VMA
  Signal: 11
  SourcePackage: unity
  StacktraceTop:
   g_bit_lock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
   ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
   g_variant_serialiser_needed_size () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
   ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
   ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
  Title: compiz crashed with SIGSEGV in g_bit_lock()
  UpgradeStatus: No upgrade log present (probably fresh install)
  UserGroups: adm cdrom dip lpadmin plugdev sambashare sudo

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