[Bug 1054657] [NEW] running two tabs. One with running Youtube video, switching windows cause complete system freeze.

[Eli]

Public bug reported:

System freeze during running two tabs in Firefox browser one static page
and one playing Youtube video.

ProblemType: Bug
DistroRelease: Ubuntu 12.04
Package: firefox 15.0.1+build1-0ubuntu0.12.04.1
ProcVersionSignature: Ubuntu 3.2.0-30.48-generic-pae 3.2.27
Uname: Linux 3.2.0-30-generic-pae i686
NonfreeKernelModules: nvidia
AddonCompatCheckDisabled: False
AlsaVersion: Advanced Linux Sound Architecture Driver Version 1.0.24.
ApportVersion: 2.0.1-0ubuntu13
Architecture: i386
AudioDevicesInUse:
 USER        PID ACCESS COMMAND
 /dev/snd/controlC1:  eli        1939 F.... pulseaudio
 /dev/snd/pcmC1D0p:   eli        1939 F...m pulseaudio
 /dev/snd/controlC0:  eli        1939 F.... pulseaudio
BuildID: 20120907231835
CRDA: Error: command ['iw', 'reg', 'get'] failed with exit code 1: nl80211 not found.
Card0.Amixer.info:
 Card hw:0 'ICH6'/'Intel ICH6 with AD1980 at irq 23'
   Mixer name	: 'Analog Devices AD1980'
   Components	: 'AC97a:41445370'
   Controls      : 40
   Simple ctrls  : 29
Card1.Amixer.info:
 Card hw:1 'Audigy2'/'SB Audigy 2 [SB0350b] (rev.4, serial:0x20061102) at 0xc8c0, irq 17'
   Mixer name	: 'SigmaTel STAC9750,51'
   Components	: 'AC97a:83847650'
   Controls      : 211
   Simple ctrls  : 46
Channel: Unavailable
Date: Sat Sep 22 11:35:22 2012
EcryptfsInUse: Yes
ForcedLayersAccel: False
IfupdownConfig:
 auto lo
 iface lo inet loopback
InstallationMedia: Ubuntu 12.04.1 LTS "Precise Pangolin" - Release i386 (20120817.3)
IpRoute:
 default via 192.168.0.1 dev wlan0  proto static 
 169.254.0.0/16 dev wlan0  scope link  metric 1000 
 192.168.0.0/24 dev wlan0  proto kernel  scope link  src 192.168.0.19  metric 2
PrefSources:
 prefs.js
 [Profile]/extensions/flashaid at lovinglinux.megabyet.net/defaults/preferences/defaults.js
ProcEnviron:
 LANGUAGE=en_CA:en
 TERM=xterm
 PATH=(custom, no user)
 LANG=en_CA.UTF-8
 SHELL=/bin/bash
Profiles: Profile0 (Default) - LastVersion=15.0.1/20120907231835 (In use)
RelatedPackageVersions:
 rhythmbox-mozilla 2.96-0ubuntu4.2
 totem-mozilla     3.0.1-0ubuntu21.1
 gnome-shell       3.4.1-0ubuntu2
RfKill:
 
RunningIncompatibleAddons: False
SourcePackage: firefox
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 07/07/2006
dmi.bios.vendor: Dell Inc.
dmi.bios.version: A09
dmi.board.name: 0U7077
dmi.board.vendor: Dell Inc.
dmi.chassis.type: 6
dmi.chassis.vendor: Dell Inc.
dmi.modalias: dmi:bvnDellInc.:bvrA09:bd07/07/2006:svnDellInc.:pnDimension8400:pvr:rvnDellInc.:rn0U7077:rvr:cvnDellInc.:ct6:cvr:
dmi.product.name: Dimension 8400
dmi.sys.vendor: Dell Inc.

** Affects: firefox (Ubuntu)
     Importance: Undecided
         Status: New


** Tags: apport-bug i386 precise running-unity

-- 
You received this bug notification because you are a member of Mozilla
Bugs, which is subscribed to firefox in Ubuntu.
https://bugs.launchpad.net/bugs/1054657

Title:
  running two tabs. One with running Youtube video, switching windows
  cause complete system freeze.

To manage notifications about this bug go to:
https://bugs.launchpad.net/ubuntu/+source/firefox/+bug/1054657/+subscriptions