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["Stephen M. Webb" <stephen.webb@xxxxxxxxxxxxx>]

** Changed in: unity
   Importance: Undecided => High

** Changed in: unity (Ubuntu)
   Importance: Undecided => High

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https://bugs.launchpad.net/bugs/1283477

Title:
  compiz crashed with SIGSEGV in _int_malloc()

Status in Unity:
  Confirmed
Status in unity package in Ubuntu:
  Confirmed

Bug description:
  Was searching for mail in unity, then it hungs for several seconds (20
  secs maybe) and crashed.

  ProblemType: Crash
  DistroRelease: Ubuntu 14.04
  Package: unity 7.1.2+14.04.20140220-0ubuntu1
  ProcVersionSignature: Ubuntu 3.13.0-6.23-generic 3.13.0
  Uname: Linux 3.13.0-6-generic x86_64
  NonfreeKernelModules: nvidia
  ApportVersion: 2.13.2-0ubuntu5
  Architecture: amd64
  AssertionMessage: *** Error in `compiz': free(): corrupted unsorted chunks: 0x00007f8224d65f10 ***
  CurrentDesktop: Unity
  Date: Sat Feb 22 10:58:06 2014
  ExecutablePath: /usr/bin/compiz
  ProcCmdline: compiz
  ProcEnviron:
   LANGUAGE=en_US
   PATH=(custom, no user)
   XDG_RUNTIME_DIR=<set>
   LANG=en_US.UTF-8
   SHELL=/bin/bash
  SegvAnalysis:
   Segfault happened at: 0x7f8267d42f11 <_int_malloc+689>:	mov    %r14,0x10(%r9)
   PC (0x7f8267d42f11) ok
   source "%r14" ok
   destination "0x10(%r9)" (0xffa1574c4cfa8488) not located in a known VMA region (needed writable region)!
   Stack memory exhausted (SP below stack segment)
  SegvReason: writing unknown VMA
  Signal: 11
  SourcePackage: unity
  StacktraceTop:
   _int_malloc (av=0x7f8224000020, bytes=56) at malloc.c:3446
   __GI___libc_malloc (bytes=56) at malloc.c:2855
   _dl_map_object_deps (map=map@entry=0x7f8268a5b000, preloads=preloads@entry=0x0, npreloads=npreloads@entry=0, trace_mode=trace_mode@entry=0, open_mode=open_mode@entry=-2147483648) at dl-deps.c:511
   dl_open_worker (a=a@entry=0x7f8219c0f778) at dl-open.c:272
   _dl_catch_error (objname=objname@entry=0x7f8219c0f768, errstring=errstring@entry=0x7f8219c0f770, mallocedp=mallocedp@entry=0x7f8219c0f760, operate=operate@entry=0x7f826886b880 <dl_open_worker>, args=args@entry=0x7f8219c0f778) at dl-error.c:177
  Title: compiz crashed with SIGSEGV in _int_malloc()
  UpgradeStatus: No upgrade log present (probably fresh install)
  UserGroups: adm cdrom davfs2 dip lpadmin plugdev sambashare sudo

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