[Bug 996277] [NEW] firefox freeze

[danrgmc]

Public bug reported:

Expected behavior: when shutting down firefox it should shutdown promptly.
Actual behavior: After watching streaming video show for 1 hour, firefox failed to shutdown. I had to 'killall firefox' in terminal.

Ubuntu 12.04-x86_amd64
Gnome classic-no effects desktop environment
clean install-this morning
nvidia 9800 gt gpu-295.40 nvidia driver (default)
i5-750 cpu
asus p7p55d-e motherboard
8gb ram
sata hdd 1tb
dual boot-windows 7 professional & ubuntu 12.04
firefox 12.0
	Ubuntu 12.04 LTS
Release:	12.04

firefox:
  Installed: 12.0+build1-0ubuntu0.12.04.1
  Candidate: 12.0+build1-0ubuntu0.12.04.1
  Version table:
 *** 12.0+build1-0ubuntu0.12.04.1 0
        500 http://ubuntu.cs.utah.edu/ubuntu/ precise-updates/main amd64 Packages
        500 http://ubuntu.cs.utah.edu/ubuntu/ precise-security/main amd64 Packages
        100 /var/lib/dpkg/status
     11.0+build1-0ubuntu4 0
        500 http://ubuntu.cs.utah.edu/ubuntu/ precise/main amd64 Packages

ProblemType: Bug
DistroRelease: Ubuntu 12.04
Package: firefox 12.0+build1-0ubuntu0.12.04.1
ProcVersionSignature: Ubuntu 3.2.0-24.37-generic 3.2.14
Uname: Linux 3.2.0-24-generic x86_64
NonfreeKernelModules: nvidia
AddonCompatCheckDisabled: False
AlsaVersion: Advanced Linux Sound Architecture Driver Version 1.0.24.
ApportVersion: 2.0.1-0ubuntu7
Architecture: amd64
AudioDevicesInUse:
 USER        PID ACCESS COMMAND
 /dev/snd/controlC0:  darobles   2018 F.... pulseaudio
 /dev/snd/controlC1:  darobles   2018 F.... pulseaudio
BuildID: 20120423122928
Card0.Amixer.info:
 Card hw:0 'Intel'/'HDA Intel at 0xf3ff8000 irq 51'
   Mixer name	: 'VIA VT1828S'
   Components	: 'HDA:11064441,104383d0,00100100'
   Controls      : 49
   Simple ctrls  : 24
Card1.Amixer.info:
 Card hw:1 'Device'/'C-Media USB Audio Device at usb-0000:00:1a.0-1.5, full speed'
   Mixer name	: 'USB Mixer'
   Components	: 'USB0d8c:0008'
   Controls      : 5
   Simple ctrls  : 3
Channel: release
CurrentDmesg:
 [   15.271201] ADDRCONF(NETDEV_UP): wlan0: link is not ready
 [   17.116788] r8169 0000:02:00.0: eth0: link up
 [   17.117431] ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready
 [   27.970596] eth0: no IPv6 routers present
 [  803.277925] hrtimer: interrupt took 37824 ns
Date: Mon May  7 18:00:50 2012
ForcedLayersAccel: False
IfupdownConfig:
 auto lo
 iface lo inet loopback
IncompatibleExtensions: Disconnect - ID=disconnect at disconnect.me, Version=1.0.1, minVersion=3.6, maxVersion=11.*, Location=app-profile, Type=extension, Active=Yes
InstallationMedia: Ubuntu 12.04 LTS "Precise Pangolin" - Release amd64 (20120425)
IpRoute:
 default via 192.168.0.1 dev eth0  proto static 
 169.254.0.0/16 dev eth0  scope link  metric 1000 
 192.168.0.0/24 dev eth0  proto kernel  scope link  src 192.168.0.11  metric 1
ProcEnviron:
 TERM=xterm
 PATH=(custom, no user)
 LANG=en_US.UTF-8
 SHELL=/bin/bash
Profiles: Profile0 (Default) - LastVersion=12.0/20120423122928
RfKill:
 0: phy0: Wireless LAN
 	Soft blocked: no
 	Hard blocked: no
RunningIncompatibleAddons: True
SourcePackage: firefox
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 12/14/2010
dmi.bios.vendor: American Megatrends Inc.
dmi.bios.version: 1504
dmi.board.asset.tag: To Be Filled By O.E.M.
dmi.board.name: P7P55D-E
dmi.board.vendor: ASUSTeK Computer INC.
dmi.board.version: Rev 1.xx
dmi.chassis.asset.tag: Asset-1234567890
dmi.chassis.type: 3
dmi.chassis.vendor: Chassis Manufacture
dmi.chassis.version: Chassis Version
dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvr1504:bd12/14/2010:svnSystemmanufacturer:pnSystemProductName:pvrSystemVersion:rvnASUSTeKComputerINC.:rnP7P55D-E:rvrRev1.xx:cvnChassisManufacture:ct3:cvrChassisVersion:
dmi.product.name: System Product Name
dmi.product.version: System Version
dmi.sys.vendor: System manufacturer

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


** Tags: amd64 apport-bug precise release-channel

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Title:
  firefox freeze

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