[Bug 927547] [NEW] [12.04] latest firefox ( 11.0~b1+build1-0) is always producing 100% cpu usage

Mon Feb 6 10:59:02 UTC 2012

Public bug reported:

firefox is producing 100% cpu load, surfing in the web is impossible
with that situation

calling firefox from the shell did not show usefull debug-infos

strace should a loop with this

gettimeofday({1328525301, 822359}, NULL) = 0
read(5, 0xbff1cfcc, 16)                 = -1 EAGAIN (Resource temporarily unavailable)
recv(4, "\34\0\376\5\252\0\0\0u\1\0\0\01070\2\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0", 4096, MSG_WAITALL) = 32
recv(4, 0xb7591058, 4096, MSG_WAITALL)  = -1 EAGAIN (Resource temporarily unavailable)
gettimeofday({1328525301, 823129}, NULL) = 0
recv(4, 0xb7591058, 4096, MSG_WAITALL)  = -1 EAGAIN (Resource temporarily unavailable)
poll([{fd=5, events=POLLIN}, {fd=4, events=POLLIN}, {fd=7, events=POLLIN|POLLPRI}, {fd=9, events=POLLIN}, {fd=18, events=POLLIN}, {fd=19, events=POLLIN}, {fd=23, events=POLLIN}, {fd=20, events=POLLIN}], 8, -1) = ? ERESTART_RESTARTBLOCK (To be restarted)
--- SIGWINCH (Window changed) @ 0 (0) ---
restart_syscall(<... resuming interrupted call ...>) = 1
gettimeofday({1328525302, 720471}, NULL) = 0
read(5, 0xbff1cfcc, 16)                 = -1 EAGAIN (Resource temporarily unavailable)
write(5, "\1\0\0\0\0\0\0\0", 8)         = 8
read(20, "\372", 1)                     = 1
write(5, "\1\0\0\0\0\0\0\0", 8)         = 8
gettimeofday({1328525302, 721823}, NULL) = 0
gettimeofday({1328525302, 722152}, NULL) = 0
futex(0xb3d12ec8, FUTEX_WAKE_OP_PRIVATE, 1, 1, 0xb3d12ec4, {FUTEX_OP_SET, 0, FUTEX_OP_CMP_GT, 1}) = 1
gettimeofday({1328525302, 723004}, NULL) = 0
access("/var/run/firefox-restart-required", F_OK) = -1 ENOENT (No such file or directory)
gettimeofday({1328525302, 724485}, NULL) = 0
gettimeofday({1328525302, 724767}, NULL) = 0
gettimeofday({1328525302, 724959}, NULL) = 0
gettimeofday({1328525302, 725140}, NULL) = 0
futex(0xb701fbc8, FUTEX_WAKE_OP_PRIVATE, 1, 1, 0xb701fbc4, {FUTEX_OP_SET, 0, FUTEX_OP_CMP_GT, 1}) = 1
gettimeofday({1328525302, 725563}, NULL) = 0
recv(4, 0xb7591058, 4096, MSG_WAITALL)  = -1 EAGAIN (Resource temporarily unavailable)
poll([{fd=5, events=POLLIN}, {fd=4, events=POLLIN}, {fd=7, events=POLLIN|POLLPRI}, {fd=9, events=POLLIN}, {fd=18, events=POLLIN}, {fd=19, events=POLLIN}, {fd=23, events=POLLIN}, {fd=20, events=POLLIN}], 8, 0) = 1 ([{fd=5, revents=POLLIN}])
gettimeofday({1328525302, 726316}, NULL) = 0
read(5, "\2\0\0\0\0\0\0\0", 16)         = 8
gettimeofday({1328525302, 726691}, NULL) = 0
recv(4, 0xb7591058, 4096, MSG_WAITALL)  = -1 EAGAIN (Resource temporarily unavailable)
poll([{fd=5, events=POLLIN}, {fd=4, events=POLLIN}, {fd=7, events=POLLIN|POLLPRI}, {fd=9, events=POLLIN}, {fd=18, events=POLLIN}, {fd=19, events=POLLIN}, {fd=23, events=POLLIN}, {fd=20, events=POLLIN}], 8, 0) = 0 (Timeout)
gettimeofday({1328525302, 727363}, NULL) = 0
read(5, 0xbff1cfcc, 16)                 = -1 EAGAIN (Resource temporarily unavailable)
gettimeofday({1328525302, 727739}, NULL) = 0
recv(4, 0xb7591058, 4096, MSG_WAITALL)  = -1 EAGAIN (Resource temporarily unavailable)
poll([{fd=5, events=POLLIN}, {fd=4, events=POLLIN}, {fd=7, events=POLLIN|POLLPRI}, {fd=9, events=POLLIN}, {fd=18, events=POLLIN}, {fd=19, events=POLLIN}, {fd=23, events=POLLIN}, {fd=20, events=POLLIN}], 8, 0) = 0 (Timeout)
gettimeofday({1328525302, 728455}, NULL) = 0
read(5, 0xbff1cfcc, 16)                 = -1 EAGAIN (Resource temporarily unavailable)
gettimeofday({1328525302, 728816}, NULL) = 0
recv(4, 0xb7591058, 4096, MSG_WAITALL)  = -1 EAGAIN (Resource temporarily unavailable)

ProblemType: Bug
DistroRelease: Ubuntu 12.04
Package: firefox 11.0~b1+build1-0ubuntu1
ProcVersionSignature: Ubuntu 3.2.0-12.21-generic 3.2.2
Uname: Linux 3.2.0-12-generic i686
AddonCompatCheckDisabled: False
AlsaVersion: Advanced Linux Sound Architecture Driver Version 1.0.24.
AplayDevices:
 **** List of PLAYBACK Hardware Devices ****
 card 0: Intel [HDA Intel], device 0: ALC269 Analog [ALC269 Analog]
   Subdevices: 1/1
   Subdevice #0: subdevice #0
ApportVersion: 1.91-0ubuntu1
Architecture: i386
ArecordDevices:
 **** List of CAPTURE Hardware Devices ****
 card 0: Intel [HDA Intel], device 0: ALC269 Analog [ALC269 Analog]
   Subdevices: 1/1
   Subdevice #0: subdevice #0
AudioDevicesInUse:
 USER        PID ACCESS COMMAND
 /dev/snd/controlC0:  michael    1672 F.... pulseaudio
BuildID: 20120203211222
Card0.Amixer.info:
 Card hw:0 'Intel'/'HDA Intel at 0xf7eb8000 irq 44'
   Mixer name	: 'Realtek ALC269'
   Components	: 'HDA:10ec0269,1043831a,00100004'
   Controls      : 17
   Simple ctrls  : 9
Channel: beta
Date: Mon Feb  6 11:48:33 2012
EcryptfsInUse: Yes
ForcedLayersAccel: False
InstallationMedia: Ubuntu 11.04 "Natty Narwhal" - Release i386 (20110426)
IpRoute:
 default via 192.168.178.1 dev wlan0  proto static 
 192.168.178.0/24 dev wlan0  proto kernel  scope link  src 192.168.178.39  metric 2
Plugins:
 IcedTea-Web Plugin (using IcedTea-Web 1.2pre (1.2~pre1-0ubuntu1)) - Lib=IcedTeaPlugin.so, Location=/usr/lib/jvm/java-6-openjdk-i386/jre/lib/i386
 Shockwave Flash - Lib=libflashplayer.so, Location=/usr/lib/flashplugin-installer
 Adobe Reader 9.4 - Lib=nppdf.so, Location=/usr/lib/mozilla/plugins
ProcEnviron:
 PATH=(custom, no user)
 LANG=de_DE.UTF-8
 SHELL=/bin/bash
Profiles: Profile0 (Default) - LastVersion=11.0/20120203211222
RunningIncompatibleAddons: True
SourcePackage: firefox
UpgradeStatus: Upgraded to precise on 2011-12-04 (63 days ago)
dmi.bios.date: 06/11/2009
dmi.bios.vendor: American Megatrends Inc.
dmi.bios.version: 2103
dmi.board.asset.tag: To Be Filled By O.E.M.
dmi.board.name: 901
dmi.board.vendor: ASUSTeK Computer INC.
dmi.board.version: x.xx
dmi.chassis.asset.tag: 0x00000000
dmi.chassis.type: 10
dmi.chassis.vendor: ASUSTek Computer INC.
dmi.chassis.version: x.x
dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvr2103:bd06/11/2009:svnASUSTeKComputerINC.:pn901:pvrx.x:rvnASUSTeKComputerINC.:rn901:rvrx.xx:cvnASUSTekComputerINC.:ct10:cvrx.x:
dmi.product.name: 901
dmi.product.version: x.x
dmi.sys.vendor: ASUSTeK Computer INC.

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

** Tags: apport-bug beta-channel i386 precise

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Title:
  [12.04] latest firefox ( 11.0~b1+build1-0) is always producing 100%
  cpu usage

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