Public bug reported:
HW: ThinkPad X200s
SW: up-to-date Kubuntu Lucid
System just hangs when left running for several hours unattended. This
is now the second time I got this king of oops traces (repeated several
times):
Mar 17 15:04:49 lure kernel: [25767.049666] ------------[ cut here ]------------
Mar 17 15:04:49 lure kernel: [25767.049705] WARNING: at
/build/buildd/linux-2.6.32/net/mac80211/scan.c:285
ieee80211_scan_completed+0x10f/0x310 [mac80211]()
Mar 17 15:04:49 lure kernel: [25767.049711] Hardware name: 74705HG
Mar 17 15:04:49 lure kernel: [25767.049715] Modules linked in: sha256_generic
cryptd aes_x86_64 aes_generic rfcomm binfmt_misc sco bridge stp bnep ppdev
l2cap vboxdrv dm_crypt snd_hda_codec_conexant snd_hda_intel snd_hda_codec
snd_hwdep snd_pcm_oss snd_mixer_oss snd_pcm arc4 snd_seq_dummy snd_seq_oss
snd_seq_midi snd_rawmidi snd_seq_midi_event snd_seq iwlagn snd_timer
snd_seq_device iwlcore mac80211 snd psmouse thinkpad_acpi led_class nvram lp
btusb bluetooth serio_raw soundcore snd_page_alloc cfg80211 parport fbcon
tileblit font bitblit softcursor vga16fb vgastate e1000e i915 drm_kms_helper
drm i2c_algo_bit video output intel_agp
Mar 17 15:04:49 lure kernel: [25767.049824] Pid: 827, comm: iwlagn Not tainted
2.6.32-16-generic #25-Ubuntu
Mar 17 15:04:49 lure kernel: [25767.049824] Pid: 827, comm: iwlagn Not tainted
2.6.32-16-generic #25-Ubuntu
Mar 17 15:04:49 lure kernel: [25767.049830] Call Trace:
Mar 17 15:04:49 lure kernel: [25767.049848] [<ffffffff81064f8b>]
warn_slowpath_common+0x7b/0xc0
Mar 17 15:04:49 lure kernel: [25767.049856] [<ffffffff81064fe4>]
warn_slowpath_null+0x14/0x20
Mar 17 15:04:49 lure kernel: [25767.049875] [<ffffffffa01da50f>]
ieee80211_scan_completed+0x10f/0x310 [mac80211]
Mar 17 15:04:49 lure kernel: [25767.049901] [<ffffffffa0232110>] ?
iwl_bg_scan_completed+0x0/0x90 [iwlcore]
Mar 17 15:04:49 lure kernel: [25767.049918] [<ffffffffa0232159>]
iwl_bg_scan_completed+0x49/0x90 [iwlcore]
Mar 17 15:04:49 lure kernel: [25767.049929] [<ffffffff8107e9b7>]
run_workqueue+0xc7/0x1a0
Mar 17 15:04:49 lure kernel: [25767.049937] [<ffffffff8107eb33>]
worker_thread+0xa3/0x110
Mar 17 15:04:49 lure kernel: [25767.049947] [<ffffffff81083580>] ?
autoremove_wake_function+0x0/0x40
Mar 17 15:04:49 lure kernel: [25767.049955] [<ffffffff8107ea90>] ?
worker_thread+0x0/0x110
Mar 17 15:04:49 lure kernel: [25767.049962] [<ffffffff81083206>]
kthread+0x96/0xa0
Mar 17 15:04:49 lure kernel: [25767.049972] [<ffffffff8101422a>]
child_rip+0xa/0x20
Mar 17 15:04:49 lure kernel: [25767.049980] [<ffffffff81083170>] ?
kthread+0x0/0xa0
Mar 17 15:04:49 lure kernel: [25767.049987] [<ffffffff81014220>] ?
child_rip+0x0/0x20
Mar 17 15:04:49 lure kernel: [25767.049992] ---[ end trace 54b2fd0711b6c20f ]---
Mar 17 15:04:49 lure kernel: [25767.049996] ------------[ cut here ]------------
ProblemType: Bug
AlsaVersion: Advanced Linux Sound Architecture Driver Version 1.0.21.
Architecture: amd64
ArecordDevices:
**** List of CAPTURE Hardware Devices ****
card 0: Intel [HDA Intel], device 0: CONEXANT Analog [CONEXANT Analog]
Subdevices: 1/1
Subdevice #0: subdevice #0
CRDA: Error: [Errno 2] No such file or directory
Card0.Amixer.info:
Card hw:0 'Intel'/'HDA Intel at 0xf2620000 irq 17'
Mixer name : 'Conexant CX20561 (Hermosa)'
Components : 'HDA:14f15051,17aa20ff,00100000'
Controls : 14
Simple ctrls : 7
Date: Thu Mar 18 07:14:52 2010
DistroRelease: Ubuntu 10.04
HibernationDevice: RESUME=UUID=be554c82-f22b-4035-957c-c1343bcb2f6d
MachineType: LENOVO 74705HG
Package: linux-image-2.6.32-16-generic 2.6.32-16.25
ProcCmdLine: BOOT_IMAGE=/boot/vmlinuz-2.6.32-16-generic
root=/dev/mapper/plain-root ro quiet splash
ProcEnviron:
LANGUAGE=
PATH=(custom, user)
LANG=en_US.UTF-8
SHELL=/bin/bash
ProcVersionSignature: Ubuntu 2.6.32-16.25-generic
Regression: Yes
RelatedPackageVersions: linux-firmware 1.32
Reproducible: Yes
SourcePackage: linux
TestedUpstream: No
Uname: Linux 2.6.32-16-generic x86_64
WifiSyslog:
dmi.bios.date: 01/12/2010
dmi.bios.vendor: LENOVO
dmi.bios.version: 6DET62WW (3.12 )
dmi.board.name: 74705HG
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:bvr6DET62WW(3.12):bd01/12/2010:svnLENOVO:pn74705HG:pvrThinkPadX200s:rvnLENOVO:rn74705HG:rvrNotAvailable:cvnLENOVO:ct10:cvrNotAvailable:
dmi.product.name: 74705HG
dmi.product.version: ThinkPad X200s
dmi.sys.vendor: LENOVO
** Affects: linux (Ubuntu)
Importance: Undecided
Status: New
** Tags: amd64 apport-bug lucid needs-upstream-testing regression-proposed
--
hang of system in WARNING: at
/build/buildd/linux-2.6.32/net/mac80211/scan.c:285
ieee80211_scan_completed+0x10f/0x310 [mac80211]()
https://bugs.launchpad.net/bugs/540709
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