[Bug 1048283] [NEW] youtube 720p fullscreen flash videos lock up X11 until plugin-container is killed

[karl anliot]

Public bug reported:

I fullscreen a 720p flash video, and it locks up X11.  I can get my computer back if I killall plugin-container.  
i'm running x.org drivers

ProblemType: Bug
DistroRelease: Ubuntu 12.10
Package: firefox 15.0.1+build1-0ubuntu2
ProcVersionSignature: Ubuntu 3.5.0-13.14-generic 3.5.3
Uname: Linux 3.5.0-13-generic x86_64
AddonCompatCheckDisabled: False
ApportVersion: 2.5.1-0ubuntu4
Architecture: amd64
AudioDevicesInUse:
 USER        PID ACCESS COMMAND
 /dev/snd/controlC0:  anliot     2860 F.... lxpanel
BuildID: 20120907073726
CRDA: Error: [Errno 2] No such file or directory: 'iw'
Channel: Unavailable
CurrentDmesg:
 [    4.153088] IPv6: ADDRCONF(NETDEV_UP): eth0: link is not ready
 [    4.153369] IPv6: ADDRCONF(NETDEV_UP): eth0: link is not ready
 [    4.154239] r8169 0000:02:00.0: eth0: link down
 [    5.799530] r8169 0000:02:00.0: eth0: link up
 [    5.800086] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready
Date: Sun Sep  9 11:50:05 2012
ForcedLayersAccel: False
IfupdownConfig:
 auto lo
 iface lo inet loopback
IncompatibleExtensions: LastPass - support at lastpass.com
InstallationMedia: Lubuntu 12.10 "Quantal Quetzal" - Alpha amd64 (20120905.1)
IpRoute:
 default via 10.0.0.1 dev eth0  proto static 
 10.0.0.0/24 dev eth0  proto kernel  scope link  src 10.0.0.26  metric 1
IwConfig:
 eth0      no wireless extensions.
 
 lo        no wireless extensions.
PrefSources:
 prefs.js
 [Profile]/extensions/support at lastpass.com/defaults/preferences/defaults.js
 [Profile]/extensions/{5384767E-00D9-40E9-B72F-9CC39D655D6F}/defaults/preferences/defaults.js
ProcEnviron:
 LANGUAGE=en_US:en
 TERM=xterm
 PATH=(custom, user)
 LANG=en_US.UTF-8
 SHELL=/bin/bash
Profiles: Profile0 (Default) - LastVersion=15.0.1/20120907073726
RelatedPackageVersions: gecko-mediaplayer 1.0.6-1ubuntu1
RfKill:
 
RunningIncompatibleAddons: True
SourcePackage: firefox
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 11/24/2011
dmi.bios.vendor: American Megatrends Inc.
dmi.bios.version: 0901
dmi.board.asset.tag: To be filled by O.E.M.
dmi.board.name: M5A97
dmi.board.vendor: ASUSTeK COMPUTER INC.
dmi.board.version: Rev 1.xx
dmi.chassis.asset.tag: To Be Filled By O.E.M.
dmi.chassis.type: 3
dmi.chassis.vendor: To Be Filled By O.E.M.
dmi.chassis.version: To Be Filled By O.E.M.
dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvr0901:bd11/24/2011:svnTobefilledbyO.E.M.:pnTobefilledbyO.E.M.:pvrTobefilledbyO.E.M.:rvnASUSTeKCOMPUTERINC.:rnM5A97:rvrRev1.xx:cvnToBeFilledByO.E.M.:ct3:cvrToBeFilledByO.E.M.:
dmi.product.name: To be filled by O.E.M.
dmi.product.version: To be filled by O.E.M.
dmi.sys.vendor: To be filled by O.E.M.

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


** Tags: amd64 apport-bug quantal

-- 
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/1048283

Title:
  youtube 720p fullscreen flash videos lock up X11 until plugin-
  container is killed

To manage notifications about this bug go to:
https://bugs.launchpad.net/ubuntu/+source/firefox/+bug/1048283/+subscriptions