Apr 22 19:25:21 moqo kernel: [  702.276827] BUG: unable to handle kernel NULL pointer dereference at 0000002c
Apr 22 19:25:21 moqo kernel: [  702.276843] IP: [<de55870c>] ath5k_pci_remove+0x15/0x47 [ath5k]
Apr 22 19:25:21 moqo kernel: [  702.276877] *pde = 1d757067 *pte = 00000000 
Apr 22 19:25:21 moqo kernel: [  702.276886] Oops: 0000 [#1] SMP 
Apr 22 19:25:21 moqo kernel: [  702.276893] last sysfs file: /sys/module/ath5k/refcnt
Apr 22 19:25:21 moqo kernel: [  702.276900] Modules linked in: padlock_aes cryptd aes_i586 aes_generic binfmt_misc parport_pc ppdev snd_hda_intel snd_hda_codec snd_hwdep snd_pcm ath5k(-) snd_seq_midi ath snd_rawmidi mac80211 snd_seq_midi_event rfcomm snd_seq sco bnep snd_timer l2cap snd_seq_device option cfg80211 btusb snd usb_wwan bluetooth usbserial soundcore snd_page_alloc psmouse shpchp serio_raw i2c_viapro lp parport 8139too 8139cp pata_via
Apr 22 19:25:21 moqo kernel: [  702.276974] 
Apr 22 19:25:21 moqo kernel: [  702.276982] Pid: 2556, comm: modprobe Not tainted 2.6.38-8-generic #42-Ubuntu OQO Inc. OQO Model 02/OQO Model 02
Apr 22 19:25:21 moqo kernel: [  702.276996] EIP: 0060:[<de55870c>] EFLAGS: 00010282 CPU: 0
Apr 22 19:25:21 moqo kernel: [  702.277013] EIP is at ath5k_pci_remove+0x15/0x47 [ath5k]
Apr 22 19:25:21 moqo kernel: [  702.277020] EAX: 00000000 EBX: dc116800 ECX: de5620e0 EDX: 00000000
Apr 22 19:25:21 moqo kernel: [  702.277027] ESI: dc116800 EDI: dc116930 EBP: ca04feb8 ESP: ca04feac
Apr 22 19:25:21 moqo kernel: [  702.277035]  DS: 007b ES: 007b FS: 00d8 GS: 00e0 SS: 0068
Apr 22 19:25:21 moqo kernel: [  702.277043] Process modprobe (pid: 2556, ti=ca04e000 task=ca06b280 task.ti=ca04e000)
Apr 22 19:25:21 moqo kernel: [  702.277048] Stack:
Apr 22 19:25:21 moqo kernel: [  702.277052]  dc116860 dc116800 dc116930 ca04fed0 c1292e44 de5620e0 dc116860 de562110
Apr 22 19:25:21 moqo kernel: [  702.277068]  dc116894 ca04fee0 c1333b81 dc116860 de562110 ca04fef4 c13341cf 00000000
Apr 22 19:25:21 moqo kernel: [  702.277084]  de562110 c175fb40 ca04ff08 c1333a53 00000000 de562110 fffffff0 ca04ff24
Apr 22 19:25:21 moqo kernel: [  702.277100] Call Trace:
Apr 22 19:25:21 moqo kernel: [  702.277115]  [<c1292e44>] pci_device_remove+0x44/0xf0
Apr 22 19:25:21 moqo kernel: [  702.277129]  [<c1333b81>] __device_release_driver+0x51/0xb0
Apr 22 19:25:21 moqo kernel: [  702.277138]  [<c13341cf>] driver_detach+0x8f/0xa0
Apr 22 19:25:21 moqo kernel: [  702.277148]  [<c1333a53>] bus_remove_driver+0x63/0xa0
Apr 22 19:25:21 moqo kernel: [  702.277157]  [<c1334259>] driver_unregister+0x49/0x80
Apr 22 19:25:21 moqo kernel: [  702.277170]  [<c1183284>] ? sysfs_remove_file+0x14/0x20
Apr 22 19:25:21 moqo kernel: [  702.277180]  [<c1292f22>] pci_unregister_driver+0x32/0x90
Apr 22 19:25:21 moqo kernel: [  702.277198]  [<de558942>] exit_ath5k_pci+0x12/0x6d0 [ath5k]
Apr 22 19:25:21 moqo kernel: [  702.277209]  [<c1087beb>] sys_delete_module+0x13b/0x1f0
Apr 22 19:25:21 moqo kernel: [  702.277222]  [<c1104d9e>] ? do_munmap+0x1fe/0x280
Apr 22 19:25:21 moqo kernel: [  702.277231]  [<c11048e0>] ? arch_unmap_area_topdown+0x0/0x20
Apr 22 19:25:21 moqo kernel: [  702.277247]  [<c1509bf4>] syscall_call+0x7/0xb
Apr 22 19:25:21 moqo kernel: [  702.277253] Code: 31 c0 5b 5d c3 00 00 0f 18 00 0f 18 00 0f 18 00 0f 18 00 0f 18 00 55 89 e5 57 56 53 e8 86 af aa e2 89 c3 8d 40 60 e8 84 b3 dd e2 <8b> 78 2c 89 c6 89 f8 e8 58 d7 ff ff 8b 57 10 89 d8 e8 1e 6c d2 
Apr 22 19:25:21 moqo kernel: [  702.277336] EIP: [<de55870c>] ath5k_pci_remove+0x15/0x47 [ath5k] SS:ESP 0068:ca04feac
Apr 22 19:25:21 moqo kernel: [  702.277356] CR2: 000000000000002c
Apr 22 19:25:21 moqo kernel: [  702.277363] ---[ end trace 527d606736d8288e ]---