[Trac #288] wireless oops on rmmod.
Zarro Boogs per Child
bugtracker at laptop.org
Sun Nov 5 02:39:20 EST 2006
#288: wireless oops on rmmod.
----------------------+-----------------------------------------------------
Reporter: dwmw2 | Owner: marcelo
Type: defect | Status: new
Priority: blocker | Milestone: BTest-1
Component: wireless | Keywords:
----------------------+-----------------------------------------------------
Was trying to investigate strange variance in bcdDevice. Found another
oops instead.
{{{
[root at olpc1 ~]#
[root at olpc1 ~]# dmesg
[ 0.000000] Linux version 2.6.19-rc2 (dwmw2 at shinybook.infradead.org)
(gcc version 4.1.1 20060525 (Red Hat 4.1.1-1.pr27898)) #20 Sat Nov 4
13:17:11 CST 2006
[ 0.000000] BIOS-provided physical RAM map:
[ 0.000000] BIOS-e801: 0000000000000000 - 000000000009f000 (usable)
[ 0.000000] BIOS-e801: 0000000000100000 - 0000000007700000 (usable)
[ 0.000000] 119MB LOWMEM available.
[ 0.000000] Entering add_active_range(0, 0, 30464) 0 entries of 256
used
[ 0.000000] Zone PFN ranges:
[ 0.000000] DMA 0 -> 4096
[ 0.000000] Normal 4096 -> 30464
[ 0.000000] early_node_map[1] active PFN ranges
[ 0.000000] 0: 0 -> 30464
[ 0.000000] On node 0 totalpages: 30464
[ 0.000000] DMA zone: 32 pages used for memmap
[ 0.000000] DMA zone: 0 pages reserved
[ 0.000000] DMA zone: 4064 pages, LIFO batch:0
[ 0.000000] Normal zone: 206 pages used for memmap
[ 0.000000] Normal zone: 26162 pages, LIFO batch:7
[ 0.000000] DMI not present or invalid.
[ 0.000000] ACPI: Unable to locate RSDP
[ 0.000000] Allocating PCI resources starting at 10000000 (gap:
07700000:f8900000)
[ 0.000000] Detected 364.898 MHz processor.
[ 23.295233] Built 1 zonelists. Total pages: 30226
[ 23.295264] Kernel command line: ro root=LABEL=OLPCRoot rootfstype=ext3
console=tty0 console=ttyS0,115200 bcon=font:SUN12x22 pci=nobios
video=gxfb:1024x768-16
[ 23.297643] Initializing CPU#0
[ 23.297773] CPU 0 irqstacks, hard=c06f1000 soft=c06f0000
[ 23.297805] PID hash table entries: 512 (order: 9, 2048 bytes)
[ 23.298059] Console: colour dummy device 80x25
[ 23.409755] Dentry cache hash table entries: 16384 (order: 4, 65536
bytes)
[ 23.417180] Inode-cache hash table entries: 8192 (order: 3, 32768
bytes)
[ 23.450680] Memory: 114700k/121856k available (1834k kernel code, 6688k
reserved, 986k data, 160k init, 0k highmem)
[ 23.461289] virtual kernel memory layout:
[ 23.461304] fixmap : 0xffff8000 - 0xfffff000 ( 28 kB)
[ 23.461322] vmalloc : 0xc8000000 - 0xffff6000 ( 895 MB)
[ 23.461340] lowmem : 0xc0000000 - 0xc7700000 ( 119 MB)
[ 23.461358] .init : 0xc06c3000 - 0xc06eb000 ( 160 kB)
[ 23.461376] .data : 0xc05ca80a - 0xc06c1114 ( 986 kB)
[ 23.461395] .text : 0xc0400000 - 0xc05ca80a (1834 kB)
[ 23.500059] Checking if this processor honours the WP bit even in
supervisor mode... Ok.
[ 23.657759] Calibrating delay using timer specific routine.. 731.18
BogoMIPS (lpj=3655936)
[ 23.666332] Security Framework v1.0.0 initialized
[ 23.671148] Capability LSM initialized
[ 23.675047] Mount-cache hash table entries: 512
[ 23.680390] CPU: After generic identify, caps: 0080a13d c0c0a13d
00000000 00000000 00000000 00000000 00000000
[ 23.680477] CPU: L1 I Cache: 16K (32 bytes/line), D cache 16K (32
bytes/line)
[ 23.687681] CPU: After all inits, caps: 0080a13d c0c0a13d 00000000
00000000 00000000 00000000 00000000
[ 23.687824] CPU: NSC Geode(TM) Integrated Processor by National Semi
stepping 02
[ 23.695375] Checking 'hlt' instruction... OK.
[ 23.739652] checking if image is initramfs... it is
[ 23.777247] Freeing initrd memory: 2341k freed
[ 23.784049] NET: Registered protocol family 16
[ 23.789468] PCI: Using configuration type 1
[ 23.793715] Setting up standard PCI resources
[ 23.799273] DCON PRESENT: 1
[ 23.813581] ACPI: Interpreter disabled.
[ 23.818712] SCSI subsystem initialized
[ 23.823259] usbcore: registered new interface driver usbfs
[ 23.829382] usbcore: registered new interface driver hub
[ 23.835347] usbcore: registered new device driver usb
[ 23.841502] PCI: Probing PCI hardware
[ 23.845240] PCI: Probing PCI hardware (bus 00)
[ 23.880757] NET: Registered protocol family 2
[ 23.968094] IP route cache hash table entries: 1024 (order: 0, 4096
bytes)
[ 23.975592] TCP established hash table entries: 4096 (order: 4, 65536
bytes)
[ 23.983139] TCP bind hash table entries: 2048 (order: 3, 40960 bytes)
[ 23.989892] TCP: Hash tables configured (established 4096 bind 2048)
[ 23.996293] TCP reno registered
[ 24.001281] apm: BIOS version 114.102 Flags 0x7369 (Driver version
1.16ac)
[ 24.008272] apm: no 32 bit BIOS support
[ 24.014075] Total HugeTLB memory allocated, 0
[ 24.019098] VFS: Disk quotas dquot_6.5.1
[ 24.023230] Dquot-cache hash table entries: 1024 (order 0, 4096 bytes)
[ 24.030408] JFFS2 version 2.2. (NAND) (SUMMARY) (C) 2001-2006 Red Hat,
Inc.
[ 24.038255] io scheduler noop registered
[ 24.042349] io scheduler cfq registered (default)
[ 24.049614] gxfb 0000:00:01.1: 8192 KiB of video memory at 0xfd000000
[ 24.126546] Console: switching to colour frame buffer device 100x40
[ 24.186132] fb0: Geode GX frame buffer device
[ 24.223686] Real Time Clock Driver v1.12ac
[ 24.229958] Non-volatile memory driver v1.2
[ 24.234915] Serial: 8250/16550 driver $Revision: 1.90 $ 1 ports, IRQ
sharing enabled
[ 24.517819] serial8250: ttyS0 at I/O 0x3f8 (irq = 4) is a NS16550A
[ 24.534268] RAMDISK driver initialized: 16 RAM disks of 16384K size
1024 blocksize
[ 24.545552] PCI: Setting latency timer of device 0000:00:0f.5 to 64
[ 24.545618] ehci_hcd 0000:00:0f.5: EHCI Host Controller
[ 24.552538] ehci_hcd 0000:00:0f.5: new USB bus registered, assigned bus
number 1
[ 24.587770] ehci_hcd 0000:00:0f.5: irq 10, io mem 0xfe01b000
[ 24.594452] ehci_hcd 0000:00:0f.5: USB 2.0 started, EHCI 1.00, driver
10 Dec 2004
[ 24.604660] usb usb1: configuration #1 chosen from 1 choice
[ 24.637728] hub 1-0:1.0: USB hub found
[ 24.668041] hub 1-0:1.0: 4 ports detected
[ 24.808945] ohci_hcd: 2006 August 04 USB 1.1 'Open' Host Controller
(OHCI) Driver (PCI)
[ 24.809856] PCI: Setting latency timer of device 0000:00:0f.4 to 64
[ 24.809921] ohci_hcd 0000:00:0f.4: OHCI Host Controller
[ 24.842515] ohci_hcd 0000:00:0f.4: new USB bus registered, assigned bus
number 2
[ 24.877342] ohci_hcd 0000:00:0f.4: irq 10, io mem 0xfe01a000
[ 24.971040] usb usb2: configuration #1 chosen from 1 choice
[ 25.005037] hub 2-0:1.0: USB hub found
[ 25.036492] hub 2-0:1.0: 4 ports detected
[ 25.178947] USB Universal Host Controller Interface driver v3.0
[ 25.213327] Initializing USB Mass Storage driver...
[ 25.267721] usb 1-1: new high speed USB device using ehci_hcd and
address 2
[ 25.451591] usb 1-1: configuration #1 chosen from 1 choice
[ 25.767670] usb 1-2: new high speed USB device using ehci_hcd and
address 3
[ 25.950847] usb 1-2: configuration #1 chosen from 1 choice
[ 25.988951] hub 1-2:1.0: USB hub found
[ 26.024206] hub 1-2:1.0: 4 ports detected
[ 26.447588] usb 1-4: new high speed USB device using ehci_hcd and
address 4
[ 26.632760] usb 1-4: configuration #1 chosen from 1 choice
[ 26.673592] scsi0 : SCSI emulation for USB Mass Storage devices
[ 26.712153] usb-storage: device found at 2
[ 26.712186] usb-storage: waiting for device to settle before scanning
[ 26.947891] usb 1-2.1: new low speed USB device using ehci_hcd and
address 5
[ 27.108452] usb 1-2.1: configuration #1 chosen from 1 choice
[ 27.387905] usb 1-2.2: new low speed USB device using ehci_hcd and
address 6
[ 27.560368] usb 1-2.2: configuration #1 chosen from 1 choice
[ 27.603196] usbcore: registered new interface driver usb-storage
[ 27.640788] USB Mass Storage support registered.
[ 27.676182] usbcore: registered new interface driver libusual
[ 27.710249] usbcore: registered new interface driver hiddev
[ 27.753208] input: Logitech USB RECEIVER as /class/input/input0
[ 27.790263] input: USB HID v1.11 Mouse [Logitech USB RECEIVER] on
usb-0000:00:0f.5-2.1
[ 27.840067] input: USB Keyboard as /class/input/input1
[ 27.876524] input: USB HID v1.10 Keyboard [ USB Keyboard] on
usb-0000:00:0f.5-2.2
[ 27.931063] input: USB Keyboard as /class/input/input2
[ 27.966753] input: USB HID v1.10 Device [ USB Keyboard] on
usb-0000:00:0f.5-2.2
[ 28.002446] usbcore: registered new interface driver usbhid
[ 28.036129] drivers/usb/input/hid-core.c: v2.6:USB HID core driver
[ 28.084526] serio: i8042 KBD port at 0x60,0x64 irq 1
[ 28.117547] serio: i8042 AUX port at 0x60,0x64 irq 12
[ 28.155489] TCP bic registered
[ 28.186014] Initializing XFRM netlink socket
[ 28.217922] NET: Registered protocol family 1
[ 28.249787] NET: Registered protocol family 17
[ 28.281024] Using IPI Shortcut mode
[ 28.311681] Freeing unused kernel memory: 160k freed
[ 28.343639] Time: tsc clocksource has been installed.
[ 28.375743] Write protecting the kernel read-only data: 665k
[ 28.798363] ehci_hcd: disagrees about version of symbol struct_module
[ 28.835289] ohci_hcd: disagrees about version of symbol struct_module
[ 28.876498] scsi_mod: disagrees about version of symbol struct_module
[ 28.912696] sd_mod: disagrees about version of symbol struct_module
[ 28.949419] usb_storage: disagrees about version of symbol
struct_module
[ 32.441433] scsi 0:0:0:0: Direct-Access Maxtor 6 L080L0
0000 PQ: 0 ANSI: 0
[ 32.483195] SCSI device sda: 160086528 512-byte hdwr sectors (81964 MB)
[ 32.521933] sda: Write Protect is off
[ 32.555955] sda: Mode Sense: 27 00 00 00
[ 32.555984] sda: assuming drive cache: write through
[ 32.591808] SCSI device sda: 160086528 512-byte hdwr sectors (81964 MB)
[ 32.630302] sda: Write Protect is off
[ 32.664123] sda: Mode Sense: 27 00 00 00
[ 32.664185] sda: assuming drive cache: write through
[ 32.698193] sda: sda1 sda2 sda3
[ 32.755247] sd 0:0:0:0: Attached scsi disk sda
[ 32.792530] usb-storage: device scan complete
[ 37.000403] jbd: disagrees about version of symbol struct_module
[ 37.039745] ext3: disagrees about version of symbol struct_module
[ 37.376686] EXT3-fs: INFO: recovery required on readonly filesystem.
[ 37.413840] EXT3-fs: write access will be enabled during recovery.
[ 38.408061] kjournald starting. Commit interval 5 seconds
[ 38.443000] EXT3-fs: recovery complete.
[ 38.475363] EXT3-fs: mounted filesystem with ordered data mode.
[ 41.678595] warning: process `date' used the removed sysctl system call
[ 41.853832] warning: process `touch' used the removed sysctl system
call
[ 45.898214] sdhci: Secure Digital Host Controller Interface driver,
0.12
[ 45.898262] sdhci: Copyright(c) Pierre Ossman
[ 45.898450] sdhci: SDHCI controller found at 0000:00:0c.1 [11ab:4101]
(rev 10)
[ 45.898611] sdhci host->max_clk 48MHz
[ 45.898949] mmc0: SDHCI at 0xfe010000 irq 11 DMA
[ 46.190815] Linux video capture interface: v2.00
[ 46.299914] Marvell m88ALP01 Camera Controller version 1
[ 46.470736] input: PC Speaker as /class/input/input3
[ 46.540470] OmniVision ov7670 sensor driver, at your service
[ 46.540622] ov7670 attach, id = 262155
[ 46.540651] ov7670 attach, id = 262162
[ 46.540673] ov7670 accepting
[ 46.556427] m881000-ccic 0000:00:0c.2: SMBUS write (42/12/80) timed out
[ 46.556469] detect result is -5
[ 46.729567] Uniform Multi-Platform E-IDE driver Revision: 7.00alpha2
[ 46.729619] ide: Assuming 33MHz system bus speed for PIO modes;
override with idebus=xx
[ 46.804580] AMD5536: IDE controller at PCI slot 0000:00:0f.2
[ 46.804850] AMD5536: chipset revision 1
[ 46.804878] AMD5536: not 100% native mode: will probe irqs later
[ 46.805130] AMD5536: 0000:00:0f.2 (rev 01) UDMA100 controller
[ 46.805260] AMD5536: neither IDE port enabled (BIOS)
[ 48.419757] usb8xxx: Driver mode = Normal Driver
[ 49.397681] PCI: Setting latency timer of device 0000:00:0f.3 to 64
[ 49.401556] Failure reading codec reg 0x7e,Last value=0x7e805368
[ 49.401760] Failure reading codec reg 0x7e,Last value=0x7e805368
[ 53.795397] mice: PS/2 mouse device common for all mice
[ 55.083067] sd 0:0:0:0: Attached scsi generic sg0 type 0
[ 58.455325] request_firmware() failed, error code = 0xfffffffe
[ 58.455356] usb8388.bin not found in /lib/firmware
[ 58.455567] usb8xxx: probe of 1-4:1.0 failed with error -12
[ 58.455637] usbcore: registered new interface driver usb8xxx
[ 60.277792] warning: process `salsa' used the removed sysctl system
call
[ 60.487376] warning: process `salsa' used the removed sysctl system
call
[ 60.695175] warning: process `salsa' used the removed sysctl system
call
[ 64.528808] EXT3 FS on sda3, internal journal
[ 65.696994] Adding 506036k swap on /dev/sda2. Priority:-1 extents:1
across:506036k
[ 69.690548] drivers/usb/net/rtl8150.c: rtl8150 based usb-ethernet
driver v0.6.2 (2004/08/27)
[ 69.694394] usbcore: registered new interface driver rtl8150
[root at olpc1 ~]# rmmod usb8xxx
[root at olpc1 ~]# modprobe usb8xxx
[ 194.642832] usb8xxx: Driver mode = Normal Driver
[root at olpc1 ~]# lsusb -v | grep bcdDevice
bcdDevice 2.06
bcdDevice 31.04
bcdDevice 2.06
bcdDevice 2.40
bcdDevice 2.80
bcdDevice 25.10
bcdDevice 7.02
[root at olpc1 ~]# rmmod usb8xxx
[ 202.571252] usbcore: deregistering interface driver usb8xxx
[root at olpc1 ~]# modprobe usb8xxx
[ 204.482417] usb8xxx: Driver mode = Normal Driver
[ 206.823698] Failed to load fw, resetting device!
[ 206.943731] usb 1-4: reset high speed USB device using ehci_hcd and
address 4
[ 207.104068] usb 1-4: device firmware changed
[ 207.110812] FW download failure, time = 2000 ms
[ 207.117119] usb8xxx: probe of 1-4:1.0 failed with error -12
[ 207.124825] usbcore: registered new interface driver usb8xxx
[root at olpc1 ~]# [ 207.143259] usb 1-4: USB disconnect, address 4
[ 207.413699] usb 1-4: new high speed USB device using ehci_hcd and
address 7
[ 207.579009] usb 1-4: configuration #1 chosen from 1 choice
[ 210.233438] Failed to load fw, resetting device!
[ 210.239254] URB in failure status
[ 210.353461] usb 1-4: reset high speed USB device using ehci_hcd and
address 7
[root at olpc1 ~]#
[root at olpc1 ~]#
[root at olpc1 ~]# i[ 212.763260] Failed to load fw, resetting device!
f[ 212.883342] usb 1-4: reset high speed USB device using ehci_hcd and
address 7
c[ 213.033855] usb 1-4: device firmware changed
[ 213.039070] FW download failure, time = 2000 ms
[ 213.044850] usb8xxx: probe of 1-4:1.0 failed with error -12
[ 213.051805] usb 1-4: device_add(1-4:1.0) --> -12
[ 213.057753] usb 1-4: USB disconnect, address 7
[ 213.183300] usb 1-4: new high speed USB device using ehci_hcd and
address 8
[ 213.337688] usb 1-4: configuration #1 chosen from 1 choice
onfig -a
eth0 Link encap:Ethernet HWaddr 00:17:C4:00:07:F3
BROADCAST MULTICAST MTU:1500 Metric:1
RX packets:0 errors:0 dropped:0 overruns:0 frame:0
TX packets:0 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:0 (0.0 b) TX bytes:0 (0.0 b)
lo Link encap:Local Loopback
inet addr:127.0.0.1 Mask:255.0.0.0
UP LOOPBACK RUNNING MTU:16436 Metric:1
RX packets:8 errors:0 dropped:0 overruns:0 frame:0
TX packets:8 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:0
RX bytes:560 (560.0 b) TX bytes:560 (560.0 b)
[root at olpc1 ~]# rmmod usb8xxx
[ 222.439708] usbcore: deregistering interface driver usb8xxx
[root at olpc1 ~]# modprobe usb8xxx
[ 225.091796] usb8xxx: Driver mode = Normal Driver
[ 227.432118] Failed to load fw, resetting device!
[ 227.552192] usb 1-4: reset high speed USB device using ehci_hcd and
address 8
[ 227.702545] usb 1-4: device firmware changed
[ 227.709077] FW download failure, time = 2000 ms
[ 227.714923] usb 1-4: USB disconnect, address 8
[ 227.721028] usb8xxx: probe of 1-4:1.0 failed with error -12
[ 227.842210] usb 1-4: new high speed USB device using ehci_hcd and
address 9
[ 227.994757] usb 1-4: configuration #1 chosen from 1 choice
[ 230.571878] Failed to load fw, resetting device!
[ 230.613224] URB in failure status
[ 230.751889] usb 1-4: reset high speed USB device using ehci_hcd and
address 9
[ 233.191666] Failed to load fw, resetting device!
[ 233.341695] usb 1-4: reset high speed USB device using ehci_hcd and
address 9
[ 233.522157] usb 1-4: device firmware changed
[ 233.562504] FW download failure, time = 2000 ms
[ 233.601839] usb 1-4: USB disconnect, address 9
[ 233.640154] usb8xxx: probe of 1-4:1.0 failed with error -12
[ 233.801659] usb 1-4: new high speed USB device using ehci_hcd and
address 10
[ 233.986174] usb 1-4: configuration #1 chosen from 1 choice
[ 234.954636] usbcore: registered new interface driver usb8xxx
[root at olpc1 ~]# ifconfig -a
eth0 Link encap:Ethernet HWaddr 00:17:C4:00:07:F3
inet addr:192.168.0.115 Bcast:192.168.0.255 Mask:255.255.255.0
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:2 errors:0 dropped:0 overruns:0 frame:0
TX packets:1 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:1152 (1.1 KiB) TX bytes:342 (342.0 b)
lo Link encap:Local Loopback
inet addr:127.0.0.1 Mask:255.0.0.0
UP LOOPBACK RUNNING MTU:16436 Metric:1
RX packets:8 errors:0 dropped:0 overruns:0 frame:0
TX packets:8 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:0
RX bytes:560 (560.0 b) TX bytes:560 (560.0 b)
[root at olpc1 ~]# rmmod usb8xxx
[ 246.967749] usbcore: deregistering interface driver usb8xxx
[root at olpc1 ~]# modprobe usb8xxx
[ 249.969937] usb8xxx: Driver mode = Normal Driver
[ 252.360199] Failed to load fw, resetting device!
[ 252.520226] usb 1-4: reset high speed USB device using ehci_hcd and
address 10
[ 252.700577] usb 1-4: device firmware changed
[ 252.740944] FW download failure, time = 2000 ms
[ 252.780129] usb 1-4: USB disconnect, address 10
[ 252.818572] usb8xxx: probe of 1-4:1.0 failed with error -12
[ 252.980244] usb 1-4: new high speed USB device using ehci_hcd and
address 11
[ 253.162784] usb 1-4: configuration #1 chosen from 1 choice
[ 255.719947] Failed to load fw, resetting device!
[ 255.761261] URB in failure status
[ 255.899958] usb 1-4: reset high speed USB device using ehci_hcd and
address 11
[ 258.339782] Failed to load fw, resetting device!
[ 258.489763] usb 1-4: reset high speed USB device using ehci_hcd and
address 11
[ 258.680316] usb 1-4: device firmware changed
[ 258.721294] FW download failure, time = 2000 ms
[ 258.760864] usb 1-4: USB disconnect, address 11
[ 258.799561] usb8xxx: probe of 1-4:1.0 failed with error -12
[ 258.959724] usb 1-4: new high speed USB device using ehci_hcd and
address 12
[ 259.144337] usb 1-4: configuration #1 chosen from 1 choice
[ 260.032660] usbcore: registered new interface driver usb8xxx
[root at olpc1 ~]# lsusb -v | grep bcdDevice
bcdDevice 2.06
bcdDevice 31.04
bcdDevice 2.06
bcdDevice 2.40
bcdDevice 2.80
bcdDevice 25.10
bcdDevice 7.02
[root at olpc1 ~]# rmmod usb8xxx
[ 267.136016] usbcore: deregistering interface driver usb8xxx
[ 267.430501] BUG: unable to handle kernel NULL pointer dereference at
virtual address 0000000c
[ 267.470986] printing eip:
[ 267.505063] c05c71ab
[ 267.537916] *pde = 00000000
[ 267.570934] Oops: 0000 [#1]
[ 267.603388] Modules linked in: usb8xxx rtl8150 sg joydev mousedev
snd_cs5535audio snd_ac97_codec snd_ac97_bus snd_seq_dummy snd_seq_oss
snd_seq_midi_event snd_seq psmouse snd_seq_device serio_raw snd_pcm_oss
snd_mixer_oss snd_pcm snd_timer snd generic soundcore amd74xx ide_core
ov7670 snd_page_alloc pcspkr m88alp01_ccic videodev v4l1_compat
v4l2_common sdhci mmc_core
[ 267.765111] CPU: 0
[ 267.765124] EIP: 0060:[<c05c71ab>] Not tainted VLI
[ 267.765141] EFLAGS: 00010246 (2.6.19-rc2 #20)
[ 267.872863] EIP is at mutex_lock+0x1c/0x28
[ 267.908804] eax: 0000000c ebx: 0000000c ecx: 0000001f edx:
c63f4000
[ 267.947825] esi: 00000000 edi: 0000001f ebp: c63f4de8 esp:
c63f4d90
[ 267.986397] ds: 007b es: 007b ss: 0068
[ 268.021970] Process ethtool (pid: 2784, ti=c63f4000 task=c6444000
task.ti=c63f4000)
[ 268.030751] Stack: 00000101 0000000c c8924d2a 00000246 c74c3758
c63f4da4 c63f4da4 c63f4e48
[ 268.072439] c74c3684 00000000 c12c8400 c043713f 00000004
c74c35bc 32323332 454d9468
[ 268.114584] c0416652 c8938540 c8930da2 c63f4e30 c63f4e2c
c892e0d4 00000000 c045bf59
[ 268.157053] Call Trace:
[ 268.224489] [<c8924d2a>] libertas_get_fwversion+0x17/0xaf [usb8xxx]
[ 268.264788] [<c043713f>] blockable_page_cache_readahead+0x4c/0x9f
[ 268.305015] [<c0416652>] current_fs_time+0x45/0x4f
[ 268.343780] [<c892e0d4>] libertas_ethtool_get_drvinfo+0x26/0x4d
[usb8xxx]
[ 268.384893] [<c045bf59>] touch_atime+0x60/0x8f
[ 268.423219] [<c05763ea>] dev_ethtool+0x165/0xa16
[ 268.461001] [<c0575709>] dev_ioctl+0x2fd/0x46b
[ 268.498553] [<c043bf81>] __handle_mm_fault+0x74d/0x76f
[ 268.536396] [<c056b371>] sock_ioctl+0x19f/0x1c3
[ 268.573600] [<c056c252>] sock_map_fd+0x41/0x4a
[ 268.610116] [<c056b1d2>] sock_ioctl+0x0/0x1c3
[ 268.646074] [<c04550e1>] do_ioctl+0x19/0x4c
[ 268.681710] [<c045530e>] vfs_ioctl+0x1fa/0x211
[ 268.717542] [<c0455371>] sys_ioctl+0x4c/0x67
[ 268.752816] [<c0402c47>] syscall_call+0x7/0xb
[ 268.787726] =======================
[ 268.821084] Code: 0f c1 03 48 79 05 89 d8 5b eb 2c 5b 31 c0 c3 53 ba 56
00 00 00 89 c3 83 ec 04 b8 d0 4f 5e c0 e8 ae 80 e4 ff e8 11 f8 ff ff 89 d8
<ff> 08 79 05 e8 d2 00 00 00 58 5b c3 57 56 53 89 c3 83 ec 0c 89
[ 268.938264] EIP: [<c05c71ab>] mutex_lock+0x1c/0x28 SS:ESP 0068:c63f4d90
[ 268.976357]
}}}
--
Ticket URL: <http://dev.laptop.org/ticket/288>
One Laptop Per Child <http://laptop.org/>
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