Jan 18 18:05:19 duro kernel: BUG: unable to handle kernel NULL pointer dereference at virtual address 00000098
printing eip:
c016a2eb
*pde = 00000000
Oops: 0000 [#1]
PREEMPT SMP 
Modules linked in: sco rfcomm l2cap battery fuse ipv6 snd_via82xx gameport snd_ac97_codec ac97_bus snd_mpu401_uart snd_pcm_oss snd_pcm snd_page_alloc snd_mixer_oss parport_pc parport snd_seq_dummy hci_usb bluetooth pcspkr rtc snd_seq_oss snd_seq_midi snd_rawmidi snd_seq_midi_event usblp snd_seq button snd_timer snd_seq_device shpchp snd i2c_viapro pci_hotplug i2c_core evdev tsdev via_agp agpgart rt2500 soundcore usbhid ff_memless raid456 async_xor async_memcpy async_tx xor ehci_hcd uhci_hcd via_rhine mii usbcore thermal processor fan squashfs sqlzma unlzma
CPU:    0
EIP:    0060:[<c016a2eb>]    Not tainted VLI
EFLAGS: 00010087   (2.6.23-grml #1)
EIP is at kfree+0x53/0x8d
eax: 00000000   ebx: c12cfe20   ecx: d67f1e00   edx: c03d645a
esi: 00000287   edi: 00000000   ebp: da214000   esp: d9d65e68
ds: 007b   es: 007b   fs: 00d8  gs: 0000  ss: 0068
Process khubd (pid: 1216, ti=d9d64000 task=db9f9740 task.ti=d9d64000)
Stack: 00000202 d67f2300 00000003 00000000 c03d645a dbabd450 c03d65e3 dbabd450 
dce03259 dbc4e594 00000000 dce03354 dbabd4d0 dbabd510 dbabd400 00000004 
dbabd400 da214000 dce05a60 d9cef800 dce03d50 dcd86426 dbb24c00 dbb24c1c 
Call Trace:
[<c03d645a>] kfree_skbmem+0x8/0x61
[<c03d65e3>] skb_queue_purge+0xa/0x17
[<dce03259>] hci_usb_flush+0x15/0x22 [hci_usb]
[<dce03354>] hci_usb_close+0xee/0xf8 [hci_usb]
[<dce03d50>] hci_usb_disconnect+0x27/0x70 [hci_usb]
[<dcd86426>] usb_disable_interface+0x22/0x2f [usbcore]
[<dcd88a00>] usb_unbind_interface+0x44/0x94 [usbcore]
[<c0322efc>] __device_release_driver+0x71/0x8e
[<c0323284>] device_release_driver+0x1e/0x34
[<c03228fa>] bus_remove_device+0x5e/0x6c
[<c0321405>] device_del+0x19e/0x212
[<dcd863a5>] usb_disable_device+0x5c/0xbb [usbcore]
[<dcd82ad9>] usb_disconnect+0x83/0x11b [usbcore]
[<dcd831d3>] hub_thread+0x387/0xa8c [usbcore]
[<c043000a>] unix_create1+0xea/0xfc
[<c01367c8>] autoremove_wake_function+0x0/0x35
[<dcd82e4c>] hub_thread+0x0/0xa8c [usbcore]
[<c01366f9>] kthread+0x38/0x5f
[<c01366c1>] kthread+0x0/0x5f
[<c01052b7>] kernel_thread_helper+0x7/0x10
=======================
Code: 40 02 00 75 03 8b 5b 0c 8b 7b 10 8b 54 24 10 9c 58 90 8d b4 26 00 00 00 00 89 c6 fa 90 8d b4 26 00 00 00 00 90 64 a1 08 30 5d c0 <3b> 9c 87 98 00 00 00 75 14 f6 03 02 75 0f 8b 43 0c 0f b7 53 0a 
EIP: [<c016a2eb>] kfree+0x53/0x8d SS:ESP 0068:d9d65e68