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#989498 ·published 2008-04-19 12:44 UTC
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 <1>BUG: unable to handle kernel NULL pointer dereference at virtual address 00000000
 printing eip:
c0132944
*pde = 00000000
Oops: 0000 [#2]
Modules linked in: ext3 jbd radeon drm ipv6 nbd joydev sd_mod parport_pc parport rtc aic7xxx serio_raw scsi_transport_spi psmouse scsi_mod snd_usb_audio snd_pcm snd_timer snd_page_alloc snd_usb_lib snd_rawmidi floppy snd_seq_device pcspkr snd_hwdep snd soundcore i2c_i801 i2c_core shpchp pci_hotplug intel_agp agpgart tsdev evdev usbhid nfs lockd nfs_acl sunrpc 8139cp 8139too mii ehci_hcd uhci_hcd usbcore thermal processor fan
CPU:    0
EIP:    0060:[<c0132944>]    Not tainted VLI
EFLAGS: 00010086   (2.6.18-6-486 #1)
EIP is at page_waitqueue+0x0/0x29
eax: 00000000   ebx: f38a1e88   ecx: 00000000   edx: f38a1e9c
esi: 0000654a   edi: f38a1ea4   ebp: 00000000   esp: f38a1e84
ds: 007b   es: 007b   ss: 0068
Process kjournald (pid: 7350, ti=f38a0000 task=f7733ab0 task.ti=f38a0000)
Stack: c0132e92 00000000 00000000 00000000 f7733ab0 c0122cec f38a1e9c f38a1e9c
       00000000 c17dcd84 c0132f3d 00000000 00000000 00000050 c0134fec 0000654a
       c17dcd84 c02c4a40 eb1e99c0 00000000 0000654a 00000000 c014a797 0000654a
Call Trace:
 [<c0132e92>] __lock_page+0x43/0x57
 [<c0122cec>] wake_bit_function+0x0/0x3c
 [<c0132f3d>] find_lock_page+0x3b/0x5d
 [<c0134fec>] find_or_create_page+0x2f/0x8c
 [<c014a797>] __getblk+0x154/0x230
 [<f8abe801>] journal_bmap+0x1d/0x64 [jbd]
 [<c01114ed>] __wake_up_common+0x2e/0x4d
 [<f8abf0de>] journal_get_descriptor_buffer+0x2f/0x79 [jbd]
 [<f8abbc1a>] journal_commit_transaction+0x48a/0xc08 [jbd]
 [<f8abeca1>] kjournald+0x92/0x184 [jbd]
 [<c0122cbf>] autoremove_wake_function+0x0/0x2d
 [<f8abec0f>] kjournald+0x0/0x184 [jbd]
 [<c0122b60>] kthread+0xaf/0xdb
 [<c0122ab1>] kthread+0x0/0xdb
 [<c0101005>] kernel_thread_helper+0x5/0xb
Code: 00 00 56 e8 10 a1 07 00 c1 e5 07 8b 95 a8 4a 30 c0 89 f0 e8 7b ff 03 00 89 43 1c 83 c4 10 81 c4 84 00 00 00 5b 5e 5f 5d c3 90 90 <8b> 10 c1 ea 1e 8b 14 95 94 ca 30 c0 69 c0 01 00 37 9e b9 20 00
EIP: [<c0132944>] page_waitqueue+0x0/0x29 SS:ESP 0068:f38a1e84