Public bug reported:
See bug #838519
in dmesg:
[48000.990098] INFO: task chromium-browse:2445 blocked for more than 120
seconds.
[48000.990102] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this
message.
[48000.990105] chromium-browse D ffffffff81605120 0 2445 1 0x00000000
[48000.990110] ffff880063b2bcd8 0000000000000086 0000000000000000
ffffffff81a0b020
[48000.990115] ffff880063b2bfd8 ffff880063b2bfd8 ffff880063b2bfd8
0000000000012a40
[48000.990119] ffff8800b2a38000 ffff880066cf8000 0000000000000246
ffff8800afae6300
[48000.990123] Call Trace:
[48000.990133] [<ffffffff81062d35>] exit_mm+0x85/0x160
[48000.990137] [<ffffffff81062f8e>] do_exit+0x17e/0x440
[48000.990140] [<ffffffff810717fa>] ? __dequeue_signal+0x6a/0xb0
[48000.990144] [<ffffffff810633f4>] do_group_exit+0x44/0xa0
[48000.990147] [<ffffffff8107404d>] get_signal_to_deliver+0x27d/0x3f0
[48000.990152] [<ffffffff8100a7e6>] do_signal+0x56/0x180
[48000.990157] [<ffffffff811a646c>] ? ep_poll+0x1cc/0x380
[48000.990160] [<ffffffff810572d0>] ? try_to_wake_up+0x200/0x200
[48000.990164] [<ffffffff8109813a>] ? sys_futex+0x10a/0x1a0
[48000.990168] [<ffffffff8100aad5>] do_notify_resume+0x65/0x80
[48000.990172] [<ffffffff815f0e90>] int_signal+0x12/0x17
ProblemType: Bug
DistroRelease: Ubuntu 11.10
Package: linux-image-3.0.0-9-generic 3.0.0-9.15
ProcVersionSignature: Ubuntu 3.0.0-9.15-generic 3.0.3
Uname: Linux 3.0.0-9-generic x86_64
AlsaVersion: Advanced Linux Sound Architecture Driver Version 1.0.24.
AplayDevices:
**** List of PLAYBACK Hardware Devices ****
card 0: Intel [HDA Intel], device 0: ALC262 Analog [ALC262 Analog]
Subdevices: 1/1
Subdevice #0: subdevice #0
Architecture: amd64
ArecordDevices:
**** List of CAPTURE Hardware Devices ****
card 0: Intel [HDA Intel], device 0: ALC262 Analog [ALC262 Analog]
Subdevices: 1/1
Subdevice #0: subdevice #0
AudioDevicesInUse:
USER PID ACCESS COMMAND
/dev/snd/controlC0: caravena 1763 F.... pulseaudio
CRDA: Error: [Errno 2] No existe el archivo o el directorio
Card0.Amixer.info:
Card hw:0 'Intel'/'HDA Intel at 0xd4200000 irq 46'
Mixer name : 'Realtek ALC262'
Components : 'HDA:10ec0262,104d3700,00100302
HDA:14f12c06,104d1700,00100000'
Controls : 13
Simple ctrls : 9
Date: Wed Aug 31 22:57:33 2011
HibernationDevice: RESUME=UUID=bbb4e1f8-ea0d-49c5-816e-06c632db022b
InstallationMedia: Ubuntu 11.10 "Oneiric Ocelot" - Alpha amd64 (20110531.1)
MachineType: Sony Corporation VGN-NS130FE
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.0.0-9-generic
root=UUID=728d3c71-cd73-464b-842f-22242d594225 ro quiet splash vt.handoff=7
RelatedPackageVersions:
linux-restricted-modules-3.0.0-9-generic N/A
linux-backports-modules-3.0.0-9-generic N/A
linux-firmware 1.60
SourcePackage: linux
UpgradeStatus: Upgraded to oneiric on 2011-08-26 (5 days ago)
dmi.bios.date: 08/27/2009
dmi.bios.vendor: American Megatrends Inc.
dmi.bios.version: R0200Y3
dmi.board.asset.tag: N/A
dmi.board.name: VAIO
dmi.board.vendor: Sony Corporation
dmi.board.version: N/A
dmi.chassis.asset.tag: N/A
dmi.chassis.type: 10
dmi.chassis.vendor: Sony Corporation
dmi.chassis.version: N/A
dmi.modalias:
dmi:bvnAmericanMegatrendsInc.:bvrR0200Y3:bd08/27/2009:svnSonyCorporation:pnVGN-NS130FE:pvrC6U0B23E:rvnSonyCorporation:rnVAIO:rvrN/A:cvnSonyCorporation:ct10:cvrN/A:
dmi.product.name: VGN-NS130FE
dmi.product.version: C6U0B23E
dmi.sys.vendor: Sony Corporation
** Affects: linux (Ubuntu)
Importance: Undecided
Status: Confirmed
** Tags: amd64 apport-bug oneiric running-unity
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https://bugs.launchpad.net/bugs/838528
Title:
Call Trace: [<ffffffff81062d35>] exit_mm+0x85/0x160
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