Thanks, Leann. I've installed
linux-backports-modules-wireless-karmic-generic package just now. Let me see
if the same problem will occur again in a few days.

On Fri, Dec 11, 2009 at 10:26 AM, Leann Ogasawara <
[email protected]> wrote:

> Hi wentrue,
>
> Can you try installing the linux-backports-modules-wireless-karmic-
> generic package and see if this helps?  It contains an updated compat-
> wireless stack which may help.  Please let us know your results.
> Thanks!
>
> ** Changed in: linux (Ubuntu)
>       Status: New => Incomplete
>
> --
> linux kernel down frequently because of the iwlagn error
> https://bugs.launchpad.net/bugs/493884
> You received this bug notification because you are a direct subscriber
> of the bug.
>
> Status in “linux” package in Ubuntu: Incomplete
>
> Bug description:
> Hi, my ubuntu 9.10 kernel (kernel 2.6.31-16-generic) down frequently, the
> kern.log when it down is pasted below. It seems the problem of iwlagn error.
> This problem only happen in the wireless network, never happen in cable
> network.
>
> Dec  4 13:34:40 wentrue-laptop kernel: [10063.785218] iwlagn 0000:03:00.0:
> Microcode SW error detected.  Restarting 0x2000000.
> Dec  4 13:34:40 wentrue-laptop kernel: [10063.785231] iwlagn 0000:03:00.0:
> Error setting new RXON (-5)
> Dec  4 13:34:40 wentrue-laptop kernel: [10063.786320] bridge-wlan0:
> disabling the bridge
> Dec  4 13:34:40 wentrue-laptop kernel: [10063.800260] BUG: unable to handle
> kernel NULL pointer dereference at 00000012
> Dec  4 13:34:40 wentrue-laptop kernel: [10063.800271] IP: [<f840157e>]
> iwl_mac_reset_tsf+0x8e/0x140 [iwlcore]
> Dec  4 13:34:40 wentrue-laptop kernel: [10063.800306] *pde = 7dbd0067
> Dec  4 13:34:40 wentrue-laptop kernel: [10063.800313] Oops: 0000 [#1] SMP
> Dec  4 13:34:40 wentrue-laptop kernel: [10063.800321] last sysfs file:
> /sys/devices/LNXSYSTM:00/device:00/PNP0A08:00/device:01/PNP0C09:00/PNP0C0A:00/power_supply/BAT0/energy_full
> Dec  4 13:34:40 wentrue-laptop kernel: [10063.800329] Modules linked in:
> tun aes_i586 aes_generic binfmt_misc bridge stp bnep ppdev vmnet parport_pc
> vmblock vsock vmci vmmon joydev snd_hda_codec_analog pcmcia arc4 ecb
> snd_hda_intel snd_hda_codec snd_hwdep snd_pcm_oss snd_mixer_oss snd_pcm
> snd_seq_dummy iwlagn iwlcore mac80211 snd_seq_oss snd_seq_midi snd_rawmidi
> snd_seq_midi_event uvcvideo videodev v4l1_compat yenta_socket rsrc_nonstatic
> pcmcia_core snd_seq ricoh_mmc sdhci_pci sdhci btusb psmouse serio_raw
> iptable_filter cfg80211 snd_timer snd_seq_device ip_tables x_tables
> nvidia(P) snd soundcore snd_page_alloc thinkpad_acpi led_class nvram lp
> parport ohci1394 ieee1394 video output e1000e intel_agp agpgart
> Dec  4 13:34:40 wentrue-laptop kernel: [10063.800459]
> Dec  4 13:34:40 wentrue-laptop kernel: [10063.800462] Pid: 794, comm: phy0
> Tainted: P           (2.6.31-15-generic #50-Ubuntu) 7663D91
> Dec  4 13:34:40 wentrue-laptop kernel: [10063.800465] EIP:
> 0060:[<f840157e>] EFLAGS: 00010046 CPU: 0
> Dec  4 13:34:40 wentrue-laptop kernel: [10063.800473] EIP is at
> iwl_mac_reset_tsf+0x8e/0x140 [iwlcore]
> Dec  4 13:34:40 wentrue-laptop kernel: [10063.800476] EAX: 00000000 EBX:
> f2bb09e0 ECX: f2bb0f64 EDX: 00001b1b
> Dec  4 13:34:40 wentrue-laptop kernel: [10063.800478] ESI: f2bb0f64 EDI:
> 00000292 EBP: f2be9f00 ESP: f2be9ef0
> Dec  4 13:34:40 wentrue-laptop kernel: [10063.800480]  DS: 007b ES: 007b
> FS: 00d8 GS: 00e0 SS: 0068
> Dec  4 13:34:40 wentrue-laptop kernel: [10063.800482] Process phy0 (pid:
> 794, ti=f2be8000 task=f2ac1920 task.ti=f2be8000)
> Dec  4 13:34:40 wentrue-laptop kernel: [10063.800484] Stack:
> Dec  4 13:34:40 wentrue-laptop kernel: [10063.800485]  f2bb0f70 f6483340
> f2872220 f2bb01a0 f2be9f3c f84bf1cb f6483554 00000004
> Dec  4 13:34:40 wentrue-laptop kernel: [10063.800491] <0> 00000001 00000001
> 00000004 f6483554 f6483554 00000001 00000001 00000004
> Dec  4 13:34:40 wentrue-laptop kernel: [10063.800497] <0> f6483340 f2bb01a0
> f648359c f2be9f58 f84c19f7 f7068000 c08145c0 f6483518
> Dec  4 13:34:40 wentrue-laptop kernel: [10063.800503] Call Trace:
> Dec  4 13:34:40 wentrue-laptop kernel: [10063.800517]  [<f84bf1cb>] ?
> ieee80211_sta_config_auth+0x13b/0x320 [mac80211]
> Dec  4 13:34:40 wentrue-laptop kernel: [10063.800528]  [<f84c19f7>] ?
> ieee80211_sta_work+0x107/0x1c0 [mac80211]
> Dec  4 13:34:40 wentrue-laptop kernel: [10063.800534]  [<c0157a7e>] ?
> run_workqueue+0x6e/0x140
> Dec  4 13:34:40 wentrue-laptop kernel: [10063.800546]  [<f84c18f0>] ?
> ieee80211_sta_work+0x0/0x1c0 [mac80211]
> Dec  4 13:34:40 wentrue-laptop kernel: [10063.800550]  [<c0157bd8>] ?
> worker_thread+0x88/0xe0
> Dec  4 13:34:40 wentrue-laptop kernel: [10063.800553]  [<c015c280>] ?
> autoremove_wake_function+0x0/0x40
> Dec  4 13:34:40 wentrue-laptop kernel: [10063.800557]  [<c0157b50>] ?
> worker_thread+0x0/0xe0
> Dec  4 13:34:40 wentrue-laptop kernel: [10063.800559]  [<c015bf8c>] ?
> kthread+0x7c/0x90
> Dec  4 13:34:40 wentrue-laptop kernel: [10063.800562]  [<c015bf10>] ?
> kthread+0x0/0x90
> Dec  4 13:34:40 wentrue-laptop kernel: [10063.800566]  [<c0104007>] ?
> kernel_thread_helper+0x7/0x10
> Dec  4 13:34:40 wentrue-laptop kernel: [10063.800567] Code: 00 00 00 89 c7
> 8b 83 4c b6 00 00 85 c0 74 05 e8 c9 1e 09 c8 8b 83 5c b6 00 00 c7 83 4c b6
> 00 00 00 00 00 00 83 bb 48 b6 00 00 02 <0f> b7 40 12 c7 83 50 b6 00 00 00 00
> 00 00 c7 83 54 b6 00 00 00
> Dec  4 13:34:40 wentrue-laptop kernel: [10063.800601] EIP: [<f840157e>]
> iwl_mac_reset_tsf+0x8e/0x140 [iwlcore] SS:ESP 0068:f2be9ef0
> Dec  4 13:34:40 wentrue-laptop kernel: [10063.800613] CR2: 0000000000000012
> Dec  4 13:34:40 wentrue-laptop kernel: [10063.800616] ---[ end trace
> 672e3df7ef16544b ]---
> Dec  4 13:34:40 wentrue-laptop kernel: [10063.805056] bridge-wlan0: down
> Dec  4 13:34:40 wentrue-laptop kernel: [10063.805065] bridge-wlan0:
> detached
>
> ProblemType: Bug
> Architecture: i386
> ArecordDevices:
>  **** List of CAPTURE Hardware Devices ****
>  card 0: Intel [HDA Intel], device 0: AD198x Analog [AD198x Analog]
>   Subdevices: 2/2
>   Subdevice #0: subdevice #0
>   Subdevice #1: subdevice #1
> AudioDevicesInUse:
>  USER        PID ACCESS COMMAND
>  /dev/snd/controlC0:  wentrue    1916 F.... pulseaudio
> CRDA: Error: [Errno 2] No such file or directory
> Card0.Amixer.info:
>  Card hw:0 'Intel'/'HDA Intel at 0xfe220000 irq 17'
>   Mixer name   : 'Analog Devices AD1984'
>   Components   : 'HDA:11d41984,17aa20d7,00100400'
>   Controls      : 29
>   Simple ctrls  : 18
> Date: Tue Dec  8 10:44:08 2009
> DistroRelease: Ubuntu 9.10
> HibernationDevice: RESUME=UUID=50fc8c90-47b4-4e48-91b2-bbcf49a4c980
> MachineType: LENOVO 7663D91
> NonfreeKernelModules: nvidia
> Package: linux-image-2.6.31-16-generic 2.6.31-16.52
> PccardctlIdent:
>  Socket 0:
>   no product info available
> PccardctlStatus:
>  Socket 0:
>   no card
> ProcCmdLine: root=UUID=7400c162-8604-491f-8ce2-57bd4fd26bf3 ro quiet splash
> ProcEnviron:
>  LANGUAGE=en_US.UTF-8
>  LANG=en_US.UTF-8
>  SHELL=/bin/bash
> ProcVersionSignature: Ubuntu 2.6.31-16.52-generic
> RelatedPackageVersions:
>  linux-backports-modules-2.6.31-16-generic N/A
>  linux-firmware 1.26
> SourcePackage: linux
> Uname: Linux 2.6.31-16-generic i686
> WpaSupplicantLog:
>
> dmi.bios.date: 04/25/2008
> dmi.bios.vendor: LENOVO
> dmi.bios.version: 7LETB7WW (2.17 )
> dmi.board.name: 7663D91
> dmi.board.vendor: LENOVO
> dmi.board.version: Not Available
> dmi.chassis.asset.tag: No Asset Information
> dmi.chassis.type: 10
> dmi.chassis.vendor: LENOVO
> dmi.chassis.version: Not Available
> dmi.modalias:
> dmi:bvnLENOVO:bvr7LETB7WW(2.17):bd04/25/2008:svnLENOVO:pn7663D91:pvrThinkPadT61:rvnLENOVO:rn7663D91:rvrNotAvailable:cvnLENOVO:ct10:cvrNotAvailable:
> dmi.product.name: 7663D91
> dmi.product.version: ThinkPad T61
> dmi.sys.vendor: LENOVO
>
> To unsubscribe from this bug, go to:
> https://bugs.launchpad.net/ubuntu/+source/linux/+bug/493884/+subscribe
>


-- 
稳
Guozhu. Wen
mail: [email protected]
douban: http://www.douban.com/people/wentrue/
blog: http://www.wentrue.net/blog/
twitter: https://twitter.com/wentrue

-- 
linux kernel down frequently because of the iwlagn error
https://bugs.launchpad.net/bugs/493884
You received this bug notification because you are a member of Ubuntu
Bugs, which is subscribed to Ubuntu.

-- 
ubuntu-bugs mailing list
[email protected]
https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs

Reply via email to