BUG: unable to handle kernel paging request at virtual address e63ede64
 printing eip:
c015c1ac
*pde = 00000000
Oops: 0002 [#1]
Modules linked in: ntfs sd_mod quickcam uhci_hcd cpuid bw_qcam thermal processor vfat fat usb_storage scsi_mod parport_pc c_qcam compat_ioctl32 videodev v4l2_common v4l1_compat parport button usbhid orinoco_cs orinoco hermes 8250_pci 8250 serial_core snd_intel8x0 snd_intel8x0m pcmcia snd_ac97_codec snd_pcm_oss snd_mixer_oss ehci_hcd ohci_hcd ac97_bus joydev evdev sis_agp usbcore snd_pcm snd_timer snd_page_alloc yenta_socket rsrc_nonstatic pcmcia_core sis900 mii ohci1394 ieee1394
CPU:    0
EIP:    0060:[<c015c1ac>]    Not tainted VLI
EFLAGS: 00010206   (2.6.20.1 #1)
EIP is at drop_buffers+0x5a/0xd5
eax: c63ede60   ebx: c63ede3c   ecx: e63ede60   edx: c63ede60
esi: c12eadc0   edi: c6343cd0   ebp: c6343cd0   esp: dff7fdfc
ds: 007b   es: 007b   ss: 0068
Process kswapd0 (pid: 131, ti=dff7e000 task=dffdda70 task.ti=dff7e000)
Stack: c01c3302 dffe9200 00000246 c2cfa6a4 dff7fe24 c12eadc0 00000000 00000001 
       c0387040 c015c265 00000000 c12eadc0 c2cfa6a4 c01344b0 dff7ff18 0000000e 
       dff7ff80 00000020 00000000 00000000 00000020 0000000d 00000001 00000000 
Call Trace:
 [<c01c3302>] memmove+0xe/0x22
 [<c015c265>] try_to_free_buffers+0x3e/0x6c
 [<c01344b0>] shrink_inactive_list+0x43d/0x67f
 [<c0133482>] __pagevec_release+0x15/0x1d
 [<c0133f58>] shrink_active_list+0x2d3/0x2db
 [<c01347b0>] shrink_zone+0xbe/0xdf
 [<c0134c04>] kswapd+0x26e/0x38b
 [<c0120124>] autoremove_wake_function+0x0/0x35
 [<c0134996>] kswapd+0x0/0x38b
 [<c011ffc8>] kthread+0xa0/0xc8
 [<c011ff28>] kthread+0x0/0xc8
 [<c0102d5f>] kernel_thread_helper+0x7/0x10
 =======================
Code: 14 8b 02 83 e0 06 0b 42 30 74 07 31 c0 e9 8c 00 00 00 8b 52 04 39 fa 75 d5 89 fb 8b 6b 04 8d 53 24 8b 4b 24 39 d1 74 53 8b 42 04 <89> 41 04 89 08 89 53 24 89 52 04 83 7b 2c 00 75 29 c7 44 24 0c 
EIP: [<c015c1ac>] drop_buffers+0x5a/0xd5 SS:ESP 0068:dff7fdfc