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#1 2010-11-02 11:15:42

Whoracle
Member
Registered: 2010-11-02
Posts: 38

Lenovo 3000 N100 - Lockdown due to wifi/bluetooth

Hi there!

For some time now I'm experiencing strange behaviour whenever I try to switch on WiFi/BlueTooth with the HW RF-Killswitch on my Lenovo 3000 N100.
What happens is:

I switch the WiFi/BT on, Networkmanager Comes up with some wireless or other, and after about 5 to 10 seconds the whole system freezes.

With nothing to go by, I tried monitoring every logfile I could lay my hands on, and here's what I get:
(note: all files in /var/log, looked at with tail -f)
Xorg.0.log, user.log, auth.log, crond.log, daemon.log - Nothing

dmesg.log, errors.log, kernel.log, everything.log, messages.log:
System registers btusb and iwl3945 drivers, then craps itself with the following three lines:

$timestamp - $time - $hostname kernel Call:
$timestamp - $time - $hostname kernel Stack:
$timestamp - $time - $hostname kernel Code: "Three lines of HexDump, varies as far as I can see"

Sometimes the system gets a hold of itself and resumes, printing the following line to the above logs:

$timestamp - $time - $hostname kernel: BUG: soft lockup - CPU#0 stuck for 61s! [modprobe:5370]

This, however, does not happen everytime, so I don't know if it's relevant or not.

This does not only happen when in X, but also during boot if the RF-killswitch is on when booting.
Same three lines as above, somewhen after the UDev events get processed.

Sorry for the incomplete logs, but since the system goes into lockdown I can't copy the information.

So, any ideas how I get my WiFi back?

System Information:
last pacman -Syu: 02. Nov 2010, 09:13 CET

lspci:

00:00.0 Host bridge: Intel Corporation Mobile 945GM/PM/GMS, 943/940GML and 945GT Express Memory Controller Hub (rev 03)
00:02.0 VGA compatible controller: Intel Corporation Mobile 945GM/GMS, 943/940GML Express Integrated Graphics Controller (rev 03)
00:02.1 Display controller: Intel Corporation Mobile 945GM/GMS/GME, 943/940GML Express Integrated Graphics Controller (rev 03)
00:1b.0 Audio device: Intel Corporation 82801G (ICH7 Family) High Definition Audio Controller (rev 02)
00:1c.0 PCI bridge: Intel Corporation 82801G (ICH7 Family) PCI Express Port 1 (rev 02)
00:1c.1 PCI bridge: Intel Corporation 82801G (ICH7 Family) PCI Express Port 2 (rev 02)
00:1d.0 USB Controller: Intel Corporation 82801G (ICH7 Family) USB UHCI Controller #1 (rev 02)
00:1d.1 USB Controller: Intel Corporation 82801G (ICH7 Family) USB UHCI Controller #2 (rev 02)
00:1d.2 USB Controller: Intel Corporation 82801G (ICH7 Family) USB UHCI Controller #3 (rev 02)
00:1d.3 USB Controller: Intel Corporation 82801G (ICH7 Family) USB UHCI Controller #4 (rev 02)
00:1d.7 USB Controller: Intel Corporation 82801G (ICH7 Family) USB2 EHCI Controller (rev 02)
00:1e.0 PCI bridge: Intel Corporation 82801 Mobile PCI Bridge (rev e2)
00:1f.0 ISA bridge: Intel Corporation 82801GBM (ICH7-M) LPC Interface Bridge (rev 02)
00:1f.2 IDE interface: Intel Corporation 82801GBM/GHM (ICH7 Family) SATA IDE Controller (rev 02)
00:1f.3 SMBus: Intel Corporation 82801G (ICH7 Family) SMBus Controller (rev 02)
03:00.0 Network controller: Intel Corporation PRO/Wireless 3945ABG [Golan] Network Connection (rev 02)
05:01.0 Ethernet controller: Realtek Semiconductor Co., Ltd. RTL-8139/8139C/8139C+ (rev 10)
05:04.0 CardBus bridge: ENE Technology Inc CB1410 Cardbus Controller (rev 01)
05:06.0 FireWire (IEEE 1394): Ricoh Co Ltd R5C832 IEEE 1394 Controller
05:06.1 SD Host controller: Ricoh Co Ltd R5C822 SD/SDIO/MMC/MS/MSPro Host Adapter (rev 19)
05:06.2 System peripheral: Ricoh Co Ltd R5C592 Memory Stick Bus Host Adapter (rev 0a)
05:06.3 System peripheral: Ricoh Co Ltd xD-Picture Card Controller (rev 05)

lsusb:

Bus 005 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 004 Device 002: ID 08ff:2580 AuthenTec, Inc. AES2501 Fingerprint Sensor
Bus 004 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 003 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 002 Device 002: ID 046d:c00c Logitech, Inc. Optical Wheel Mouse
Bus 002 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 001 Device 003: ID 0c45:624f Microdia PC Camera (SN9C201 + OV9650)
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub

lsmod:

Module                  Size  Used by
ip6table_filter         1396  0 
ip6_tables             18110  1 ip6table_filter
ipv6                  282668  16 
iptable_filter          1456  0 
ip_tables              17077  1 iptable_filter
x_tables               17192  4 ip6table_filter,ip6_tables,iptable_filter,ip_tables
bridge                 70972  0 
stp                     1608  1 bridge
llc                     3704  2 bridge,stp
ext2                   64042  1 
arc4                    1378  2 
snd_hda_codec_analog    72140  1 
ecb                     2041  2 
snd_seq_dummy           1463  0 
gspca_sn9c20x          26320  0 
gspca_main             24940  1 gspca_sn9c20x
iwl3945               159263  0 
videodev               44108  1 gspca_main
v4l1_compat            15610  1 videodev
v4l2_compat_ioctl32    10633  1 videodev
i915                  302295  3 
snd_seq_oss            28792  0 
snd_seq_midi_event      5436  1 snd_seq_oss
snd_seq                50146  5 snd_seq_dummy,snd_seq_oss,snd_seq_midi_event
snd_seq_device          5297  3 snd_seq_dummy,snd_seq_oss,snd_seq
usbhid                 38960  0 
iwlcore               108989  1 iwl3945
joydev                  9927  0 
hid                    75944  1 usbhid
mac80211              202437  2 iwl3945,iwlcore
drm_kms_helper         24903  1 i915
pcmcia                 36186  0 
snd_hda_intel          22285  8 
drm                   164578  3 i915,drm_kms_helper
snd_hda_codec          77223  2 snd_hda_codec_analog,snd_hda_intel
cfg80211              145097  3 iwl3945,iwlcore,mac80211
battery                10103  0 
snd_hwdep               6110  1 snd_hda_codec
i2c_algo_bit            5231  1 i915
firewire_ohci          23483  0 
ac                      3105  0 
rfkill                 16010  1 cfg80211
compat                  1457  1 cfg80211
snd_pcm                71445  5 snd_hda_intel,snd_hda_codec
8139too                21137  0 
sdhci_pci               7090  0 
sdhci                  16478  1 sdhci_pci
firewire_core          44810  1 firewire_ohci
crc_itu_t               1297  1 firewire_core
snd_timer              19265  5 snd_seq,snd_pcm
yenta_socket           22003  0 
pcmcia_rsrc             9394  1 yenta_socket
pcmcia_core            12896  3 pcmcia,yenta_socket,pcmcia_rsrc
mmc_core               54298  1 sdhci
snd                    57626  19 snd_hda_codec_analog,snd_seq_oss,snd_seq,snd_seq_device,snd_hda_intel,snd_hda_codec,snd_hwdep,snd_pcm,snd_timer
soundcore               6065  1 snd
video                  19337  1 i915
snd_page_alloc          7249  2 snd_hda_intel,snd_pcm
output                  1972  1 video
8139cp                 19160  0 
mii                     3826  2 8139too,8139cp
button                  4834  1 i915
processor              28966  2 
thermal                12338  0 
i2c_i801                9062  0 
i2c_core               18987  6 videodev,i915,drm_kms_helper,drm,i2c_algo_bit,i2c_i801
uhci_hcd               22118  0 
sg                     25652  0 
ehci_hcd               37024  0 
fuse                   62808  1 
usbcore               146545  6 gspca_sn9c20x,gspca_main,usbhid,uhci_hcd,ehci_hcd
psmouse                54040  0 
led_class               2363  1 sdhci
iTCO_wdt               10669  0 
intel_agp              30323  2 i915
vboxnetflt             14247  0 
iTCO_vendor_support     1833  1 iTCO_wdt
serio_raw               4486  0 
evdev                   8775  13 
vboxnetadp              4753  0 
vboxdrv              1740379  3 vboxnetflt,vboxnetadp
rtc_cmos                9022  0 
rtc_core               14439  1 rtc_cmos
rtc_lib                 1898  1 rtc_core
ext3                  125730  2 
jbd                    46898  1 ext3
mbcache                 5746  2 ext2,ext3
sr_mod                 14954  1 
cdrom                  35851  1 sr_mod
sd_mod                 29536  5 
pata_acpi               3248  0 
ata_piix               21548  5 
libata                157227  2 pata_acpi,ata_piix
scsi_mod              124384  4 sg,sr_mod,sd_mod,libata

uname -a:

Linux armageddon 2.6.35-ARCH #1 SMP PREEMPT Sat Oct 30 21:22:26 CEST 2010 x86_64 Intel(R) Core(TM)2 CPU T5500 @ 1.66GHz GenuineIntel GNU/Linux

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