SIGSEGV in meta_workspace_index ()

Bug #598520 reported by Hernando Torque
6
This bug affects 1 person
Affects Status Importance Assigned to Milestone
Unity
Fix Released
High
Neil J. Patel
unity (Ubuntu)
Fix Released
High
Jason Smith

Bug Description

Binary package hint: unity

When the update-manager's "Updating Cache" window closes while in (app-)expose mode, its shadow stays visible and clicking it causes the segfault.

To reproduce:

1. Open the update-manager,
2. Click on the 'Check' button,
3. (Authenticate and) quickly right-click the update-manager's launcher to initiate the app-expose mode,
4. After the "Updating Cache" window closes, its shadow should be visible and clickable -> crash.

ProblemType: Bug
DistroRelease: Ubuntu 10.10
Package: unity 0.2.12-0ubuntu1
ProcVersionSignature: Ubuntu 2.6.35-5.6-generic 2.6.35-rc3
Uname: Linux 2.6.35-5-generic i686
NonfreeKernelModules: nvidia
Architecture: i386
Date: Fri Jun 25 16:12:23 2010
ProcEnviron:
 PATH=(custom, user)
 LANG=en_US.UTF-8
 SHELL=/bin/bash
SourcePackage: unity

Related branches

Revision history for this message
Hernando Torque (htorque) wrote :
Revision history for this message
Hernando Torque (htorque) wrote :

It's maybe easier to run

(gedit &) ; sleep 5 ; pkill gedit

and start the app-expose mode (for gedit, obviously) during the sleep.

Mirco Müller (macslow)
Changed in unity:
importance: Undecided → High
Changed in unity (Ubuntu):
importance: Undecided → High
Changed in unity:
status: New → Triaged
Changed in unity (Ubuntu):
status: New → Triaged
Mirco Müller (macslow)
Changed in unity:
assignee: nobody → Jason Smith (jassmith)
Changed in unity (Ubuntu):
assignee: nobody → Jason Smith (jassmith)
Changed in unity:
milestone: none → 2010-07-08
Changed in unity (Ubuntu):
milestone: none → maverick-alpha-3
Neil J. Patel (njpatel)
Changed in unity:
milestone: 2010-07-08 → 2010-07-15
Neil J. Patel (njpatel)
Changed in unity:
milestone: 2010-07-15 → 2010-07-29
Revision history for this message
Hernando Torque (htorque) wrote :

Unity 0.2.20-0ubuntu2: clicking the shadow now simply leaves the expose mode. So, there's no longer a crash but I guess the expose mode should be left with the application/window disappearing.

David Barth (dbarth)
Changed in unity:
milestone: 2010-07-29 → 2010-08-12
Revision history for this message
Mikkel Kamstrup Erlandsen (kamstrup) wrote :

I can still reproduce this on 0.2.26

Changed in unity:
milestone: 2010-08-12 → 2010-08-19
Revision history for this message
Neil J. Patel (njpatel) wrote :

If a window dies during the showing of the expose and there is only one or less windows open, we now end the expose. In the other case, we at least don't show the shadow anymore. It would be interesting to relayout the windows to fit the size, but that's another bug :)

Changed in unity:
assignee: Jason Smith (jassmith) → Neil J. Patel (njpatel)
status: Triaged → Fix Committed
Neil J. Patel (njpatel)
Changed in unity:
status: Fix Committed → Fix Released
Revision history for this message
Hernando Torque (htorque) wrote :

Also fixed in Maverick.

Changed in unity (Ubuntu):
status: Triaged → Fix Released
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