BUG: unable to handle kernel NULL pointer dereference at 0000009c
IP: [<c102d838>] __ticket_spin_lock+0x8/0x20
*pde = 2eee3067 *pte = 00000000 
Oops: 0002 [#1] SMP 
last sysfs file: /sys/devices/pci0000:00/0000:00:1d.7/usb1/1-1/speed
Modules linked in: nls_iso8859_1 nls_cp437 vfat fat binfmt_misc vboxnetadp vboxnetflt vboxdrv usb_storage uas parport_pc ppdev snd_atiixp_modem snd_via82xx_modem snd_intel8x0m snd_ac97_codec ac97_bus snd_pcm snd_seq_midi joydev snd_rawmidi snd_seq_midi_event snd_seq snd_timer snd_seq_device snd soundcore snd_page_alloc i915 drm_kms_helper drm psmouse serio_raw i2c_algo_bit video ndiswrapper lp parport ahci 8139too libahci 8139cp

Pid: 1210, comm: nautilus Tainted: P            2.6.38-8-generic #42-Ubuntu FUJITSU SIEMENS AMILO Li 1818/AMILO Li 1818
EIP: 0060:[<c102d838>] EFLAGS: 00210206 CPU: 0
EIP is at __ticket_spin_lock+0x8/0x20
EAX: 0000009c EBX: 0000009c ECX: 00000000 EDX: 00000100
ESI: e89f4680 EDI: eefd3c3c EBP: eef07f24 ESP: eef07f24
 DS: 007b ES: 007b FS: 00d8 GS: 00e0 SS: 0068
Process nautilus (pid: 1210, ti=eef06000 task=eeead860 task.ti=eef06000)
Stack:
 eef07f2c c15097cd eef07f3c f865e3ad e89f46b8 c1904940 eef07f48 f865e449
 e89f46b8 eef07f54 c113cc9c e89f46b8 eef07f68 c113d744 e89f46b8 eefd3c00
 eefd3c3c eef07f74 c113d82d f19eaf00 eef07f94 c115a770 00000000 e89f46b8
Call Trace:
 [<c15097cd>] _raw_spin_lock+0xd/0x10
 [<f865e3ad>] fat_detach+0x2d/0x70 [fat]
 [<f865e449>] fat_evict_inode+0x59/0x60 [fat]
 [<c113cc9c>] evict+0x1c/0xb0
 [<c113d744>] iput_final+0x124/0x1e0
 [<c113d82d>] iput+0x2d/0x40
 [<c115a770>] fsnotify_destroy_mark+0x140/0x160
 [<c115c20a>] sys_inotify_rm_watch+0x5a/0x90
 [<c1509bf4>] syscall_call+0x7/0xb
 [<c1500000>] ? print_cpu_info+0xe3/0x126
Code: b8 dd d6 02 c1 e9 59 ff ff ff 90 b9 e0 d6 02 c1 b8 e3 d6 02 c1 e9 49 ff ff ff 90 90 90 90 90 90 90 90 90 55 ba 00 01 00 00 89 e5 <3e> 66 0f c1 10 38 f2 74 06 f3 90 8a 10 eb f6 5d c3 8d b4 26 00 
EIP: [<c102d838>] __ticket_spin_lock+0x8/0x20 SS:ESP 0068:eef07f24
CR2: 000000000000009c
---[ end trace 5f83dbc2196dd3d3 ]---