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[Bug 926979] Re: compiz crashed with SIGSEGV in nux::Property<bool>::operator=(bool const&) from unity::dash::DashView::AnalyseLensURI(std::string const&) from unity::dash::DashView::OnActivateRequest(_GVariant*)

To: touch-packages@xxxxxxxxxxxxxxxxxxx
From: Christopher Townsend <christopher.townsend@xxxxxxxxxxxxx>
Date: Thu, 21 May 2015 20:16:49 -0000
Reply-to: Bug 926979 <926979@xxxxxxxxxxxxxxxxxx>
Sender: bounces@xxxxxxxxxxxxx
** Description changed:

  [ Impact ]
  
  Certain cases when clicking on Dash items may cause a crash.
  
  [ Test Case ]
  
  It's not entirely  clear how the crash is triggered, but no crash should
  be observed when clicking on Dash entries.
  
  [ Regression Potential ]
  
  The change is small and no regressions should be observed.
+ 
+ Debdiff of the SRU is found here:
+ https://bugs.launchpad.net/unity/+bug/886478/+attachment/4401967/+files/unity.7.2.5.debdiff
  
  -----------------------------------------------------------------------------
  
  Original Description:
  
  Clicked dash, Internet applications.
  
  Opened a new bug as the others appear to suggest a fix is released for
  those bugs.
  
  ProblemType: Crash
  DistroRelease: Ubuntu 12.04
  Package: unity 5.0.0-0ubuntu3
  ProcVersionSignature: Ubuntu 3.2.0-3.8-generic 3.2.0-rc4
  Uname: Linux 3.2.0-3-generic x86_64
  ApportVersion: 1.91-0ubuntu1
  Architecture: amd64
  Date: Sun Feb  5 14:51:39 2012
  EcryptfsInUse: Yes
  ExecutablePath: /usr/bin/compiz
  InstallationMedia: Ubuntu 10.04 LTS "Lucid Lynx" - Release amd64 (20100429)
  ProcCmdline: compiz
  SegvAnalysis:
   Segfault happened at: 0x7eff5ff51d10 <_ZN3nux8PropertyIbEaSERKb+32>:	mov    0x18(%rdi),%rdi
   PC (0x7eff5ff51d10) ok
   source "0x18(%rdi)" (0x000003f0) not located in a known VMA region (needed readable region)!
   destination "%rdi" ok
  SegvReason: reading NULL VMA
  Signal: 11
  SourcePackage: unity
  StacktraceTop:
   nux::Property<bool>::operator=(bool const&) () from /usr/lib/compiz/libunityshell.so
   unity::dash::DashView::AnalyseLensURI(std::string const&) () from /usr/lib/compiz/libunityshell.so
   unity::dash::DashView::OnActivateRequest(_GVariant*) () from /usr/lib/compiz/libunityshell.so
   unity::UBusManager::OnCallback(_GVariant*, void*) () from /usr/lib/compiz/libunityshell.so
   ?? () from /usr/lib/compiz/libunityshell.so
  Title: compiz crashed with SIGSEGV in nux::Property<bool>::operator=()
  UpgradeStatus: Upgraded to precise on 2012-01-29 (6 days ago)
  UserGroups: adm admin cdrom dialout libvirtd lpadmin plugdev sambashare sudo usrp video

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https://bugs.launchpad.net/bugs/926979

Title:
  compiz crashed with SIGSEGV in nux::Property<bool>::operator=(bool
  const&) from unity::dash::DashView::AnalyseLensURI(std::string const&)
  from unity::dash::DashView::OnActivateRequest(_GVariant*)

Status in Unity:
  Fix Committed
Status in Unity 5.0 series:
  Triaged
Status in Unity 6.0 series:
  Won't Fix
Status in Unity 7.0 series:
  Invalid
Status in Unity 7.2 series:
  In Progress
Status in unity package in Ubuntu:
  Fix Released
Status in unity source package in Trusty:
  In Progress

Bug description:
  [ Impact ]

  Certain cases when clicking on Dash items may cause a crash.

  [ Test Case ]

  It's not entirely  clear how the crash is triggered, but no crash
  should be observed when clicking on Dash entries.

  [ Regression Potential ]

  The change is small and no regressions should be observed.

  Debdiff of the SRU is found here:
  https://bugs.launchpad.net/unity/+bug/886478/+attachment/4401967/+files/unity.7.2.5.debdiff

  -----------------------------------------------------------------------------

  Original Description:

  Clicked dash, Internet applications.

  Opened a new bug as the others appear to suggest a fix is released for
  those bugs.

  ProblemType: Crash
  DistroRelease: Ubuntu 12.04
  Package: unity 5.0.0-0ubuntu3
  ProcVersionSignature: Ubuntu 3.2.0-3.8-generic 3.2.0-rc4
  Uname: Linux 3.2.0-3-generic x86_64
  ApportVersion: 1.91-0ubuntu1
  Architecture: amd64
  Date: Sun Feb  5 14:51:39 2012
  EcryptfsInUse: Yes
  ExecutablePath: /usr/bin/compiz
  InstallationMedia: Ubuntu 10.04 LTS "Lucid Lynx" - Release amd64 (20100429)
  ProcCmdline: compiz
  SegvAnalysis:
   Segfault happened at: 0x7eff5ff51d10 <_ZN3nux8PropertyIbEaSERKb+32>:	mov    0x18(%rdi),%rdi
   PC (0x7eff5ff51d10) ok
   source "0x18(%rdi)" (0x000003f0) not located in a known VMA region (needed readable region)!
   destination "%rdi" ok
  SegvReason: reading NULL VMA
  Signal: 11
  SourcePackage: unity
  StacktraceTop:
   nux::Property<bool>::operator=(bool const&) () from /usr/lib/compiz/libunityshell.so
   unity::dash::DashView::AnalyseLensURI(std::string const&) () from /usr/lib/compiz/libunityshell.so
   unity::dash::DashView::OnActivateRequest(_GVariant*) () from /usr/lib/compiz/libunityshell.so
   unity::UBusManager::OnCallback(_GVariant*, void*) () from /usr/lib/compiz/libunityshell.so
   ?? () from /usr/lib/compiz/libunityshell.so
  Title: compiz crashed with SIGSEGV in nux::Property<bool>::operator=()
  UpgradeStatus: Upgraded to precise on 2012-01-29 (6 days ago)
  UserGroups: adm admin cdrom dialout libvirtd lpadmin plugdev sambashare sudo usrp video

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