Public bug reported:
The wireless driver has apparently crashed, with the following in
/var/log/syslog:
Apr 19 08:43:30 charron kernel: [54127.521096] ------------[ cut here
]------------
Apr 19 08:43:30 charron kernel: [54127.521129] WARNING: at
/build/buildd/linux-3.5.0/drivers/net/wireless/brcm80211/brcmsmac/main.c:7953
brcms_c_wait_for_tx_completion+0x99/0xb0 [brcmsmac]()
Apr 19 08:43:30 charron kernel: [54127.521133] Hardware name: TECRA R700
Apr 19 08:43:30 charron kernel: [54127.521136] Modules linked in: pci_stub
vboxpci(O) vboxnetadp(O) vboxnetflt(O) vboxdrv(O) arc4 brcmsmac mac80211
coretemp kvm_intel brcmutil kvm btusb cfg80211 cordic pl2303 usbserial
microcode snd_hda_codec_hdmi snd_hda_codec_realtek joydev tpm_infineon uvcvideo
videobuf2_core snd_usb_audio snd_usbmidi_lib videodev snd_hda_intel
snd_hda_codec psmouse videobuf2_vmalloc videobuf2_memops serio_raw snd_hwdep
rfcomm snd_pcm bnep intel_ips bluetooth snd_seq_midi parport_pc ppdev tpm_tis
snd_rawmidi binfmt_misc snd_seq_midi_event snd_seq snd_timer snd_seq_device
toshiba_acpi sparse_keymap wmi toshiba_bluetooth mac_hid snd soundcore bcma
lpc_ich snd_page_alloc mei ext2 lp parport xts gf128mul hid_logitech_dj
dm_crypt hid_generic usbhid hid usb_storage ahci libahci sdhci_pci i915 sdhci
drm_kms_helper drm i2c_algo_bit e1000e video
Apr 19 08:43:30 charron kernel: [54127.521248] Pid: 12371, comm: kworker/u:2
Tainted: G O 3.5.0-27-generic #46-Ubuntu
Apr 19 08:43:30 charron kernel: [54127.521252] Call Trace:
Apr 19 08:43:30 charron kernel: [54127.521264] [<ffffffff81051bef>]
warn_slowpath_common+0x7f/0xc0
Apr 19 08:43:30 charron kernel: [54127.521271] [<ffffffff81051c4a>]
warn_slowpath_null+0x1a/0x20
Apr 19 08:43:30 charron kernel: [54127.521290] [<ffffffffa055e719>]
brcms_c_wait_for_tx_completion+0x99/0xb0 [brcmsmac]
Apr 19 08:43:30 charron kernel: [54127.521301] [<ffffffffa054f5fb>]
brcms_ops_flush+0x3b/0x60 [brcmsmac]
Apr 19 08:43:30 charron kernel: [54127.521326] [<ffffffffa04d27eb>]
ieee80211_scan_work+0x34b/0x5e0 [mac80211]
Apr 19 08:43:30 charron kernel: [54127.521333] [<ffffffff81083f7a>] ?
finish_task_switch+0x4a/0xf0
Apr 19 08:43:30 charron kernel: [54127.521340] [<ffffffff8107098a>]
process_one_work+0x12a/0x420
Apr 19 08:43:30 charron kernel: [54127.521359] [<ffffffffa04d24a0>] ?
ieee80211_run_deferred_scan+0x80/0x80 [mac80211]
Apr 19 08:43:30 charron kernel: [54127.521365] [<ffffffff8107153e>]
worker_thread+0x12e/0x2f0
Apr 19 08:43:30 charron kernel: [54127.521371] [<ffffffff81071410>] ?
manage_workers.isra.26+0x200/0x200
Apr 19 08:43:30 charron kernel: [54127.521377] [<ffffffff81076033>]
kthread+0x93/0xa0
Apr 19 08:43:30 charron kernel: [54127.521385] [<ffffffff8168ad64>]
kernel_thread_helper+0x4/0x10
Apr 19 08:43:30 charron kernel: [54127.521391] [<ffffffff81075fa0>] ?
kthread_freezable_should_stop+0x70/0x70
Apr 19 08:43:30 charron kernel: [54127.521397] [<ffffffff8168ad60>] ?
gs_change+0x13/0x13
Apr 19 08:43:30 charron kernel: [54127.521400] ---[ end trace 1ca4c4f4e9488b8e
]---
Apr 19 08:44:54 charron kernel: [54211.296428] ieee80211 phy0:
brcms_c_prec_enq_head: No where to go, prec == 4
Apr 19 08:44:54 charron kernel: [54211.296493] ieee80211 phy0:
brcms_c_prec_enq_head: No where to go, prec == 4
Apr 19 08:44:54 charron kernel: [54211.296545] ieee80211 phy0:
brcms_c_prec_enq_head: No where to go, prec == 4
Apr 19 08:44:54 charron kernel: [54211.297639] ieee80211 phy0:
brcms_c_prec_enq_head: No where to go, prec == 4
Apr 19 08:44:58 charron kernel: [54215.417022] ieee80211 phy0:
brcms_c_prec_enq_head: No where to go, prec == 4
Apr 19 08:44:59 charron kernel: [54216.291583] ieee80211 phy0:
brcms_c_prec_enq_head: No where to go, prec == 4
Apr 19 08:44:59 charron kernel: [54216.291635] ieee80211 phy0:
brcms_c_prec_enq_head: No where to go, prec == 4
Apr 19 08:44:59 charron kernel: [54216.291669] ieee80211 phy0:
brcms_c_prec_enq_head: No where to go, prec == 4
Apr 19 08:44:59 charron kernel: [54216.292775] ieee80211 phy0:
brcms_c_prec_enq_head: No where to go, prec == 4
Apr 19 08:44:59 charron kernel: [54216.438960] ieee80211 phy0:
brcms_c_prec_enq_head: No where to go, prec == 4
Apr 19 08:45:00 charron kernel: [54217.459164] ieee80211 phy0:
brcms_c_prec_enq_head: No where to go, prec == 4
The system continues to function. Network Manager doesn't notice that
the interface died, so it still shows as connected. Selecting the wifi
AP from the Network Manager drop-down menu causes it to re-connect.
Reconnecting works just fine, until the next time this kernel error
reoccurs.
ProblemType: Bug
DistroRelease: Ubuntu 12.10
Package: linux-image-3.5.0-27-generic 3.5.0-27.46
ProcVersionSignature: Ubuntu 3.5.0-27.46-generic 3.5.7.7
Uname: Linux 3.5.0-27-generic x86_64
ApportVersion: 2.6.1-0ubuntu10
Architecture: amd64
AudioDevicesInUse:
USER PID ACCESS COMMAND
/dev/snd/controlC0: mike 3952 F.... pulseaudio
Date: Fri Apr 19 09:02:47 2013
HibernationDevice: RESUME=UUID=f989c947-43a9-46bf-9966-d1defa7837e3
InstallationDate: Installed on 2013-01-12 (96 days ago)
InstallationMedia: Ubuntu 12.10 "Quantal Quetzal" - Release amd64 (20121017.5)
MachineType: TOSHIBA TECRA R700
MarkForUpload: True
ProcFB: 0 inteldrmfb
ProcKernelCmdLine: BOOT_IMAGE=/vmlinuz-3.5.0-27-generic
root=/dev/mapper/ubuntu-root ro crashkernel=384M-2G:64M,2G-:128M quiet splash
vt.handoff=7
RelatedPackageVersions:
linux-restricted-modules-3.5.0-27-generic N/A
linux-backports-modules-3.5.0-27-generic N/A
linux-firmware 1.95
SourcePackage: linux
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 08/26/2010
dmi.bios.vendor: TOSHIBA
dmi.bios.version: Version 1.50
dmi.board.asset.tag: 0000000000
dmi.board.name: Portable PC
dmi.board.vendor: TOSHIBA
dmi.board.version: Version A0
dmi.chassis.asset.tag: 0000000000
dmi.chassis.type: 10
dmi.chassis.vendor: TOSHIBA
dmi.chassis.version: Version 1.0
dmi.modalias:
dmi:bvnTOSHIBA:bvrVersion1.50:bd08/26/2010:svnTOSHIBA:pnTECRAR700:pvrPT318C-00F001:rvnTOSHIBA:rnPortablePC:rvrVersionA0:cvnTOSHIBA:ct10:cvrVersion1.0:
dmi.product.name: TECRA R700
dmi.product.version: PT318C-00F001
dmi.sys.vendor: TOSHIBA
** Affects: linux (Ubuntu)
Importance: Undecided
Status: New
** Tags: amd64 apport-bug quantal running-unity
--
You received this bug notification because you are a member of Ubuntu
Bugs, which is subscribed to Ubuntu.
https://bugs.launchpad.net/bugs/1170679
Title:
Wireless driver crashes with "WARNING: at
/build/buildd/linux-3.5.0/drivers/net/wireless/brcm80211/brcmsmac/main.c:7953"
To manage notifications about this bug go to:
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1170679/+subscriptions
--
ubuntu-bugs mailing list
[email protected]
https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
