invalid kernel-mode pagefault 0! [addr:0000004c, eip:022ab7a8]
 
Pid: 4678, comm:                  cat
EIP: 0060:[<022ab7a8>] CPU: 0
EIP is at aic7xxx_proc_info+0xc28/0xc80
 EFLAGS: 00010246    Not tainted
EAX: 32cbb000 EBX: 00000400 ECX: 03b64400 EDX: 03b64400
ESI: 32cbb000 EDI: 00000400 EBP: 00000000 DS: 007b ES: 007b
CR0: 8005003b CR2: 0000004c CR3: 00101000 CR4: 000006d0
Call Trace:
 [<0213dbd2>] __alloc_pages+0x92/0x320
 [<0229767c>] proc_scsi_read+0x3c/0x60
 [<02297640>] proc_scsi_read+0x0/0x60
 [<0218d942>] proc_file_read+0xc2/0x250
 [<02157e1e>] vfs_read+0xbe/0x130
 [<021580f2>] sys_read+0x42/0x70
 
invalid operand: 0000 [#1]
PREEMPT
CPU:    0
EIP:    0060:[<0211a910>]    Not tainted VLI
EFLAGS: 00010006
EIP is at do_page_fault+0x70/0x48e
eax: 00000001   ebx: 00000400   ecx: 00000001   edx: 02379798
esi: 00000000   edi: 0211a8a0   ebp: 0000004c   esp: 2964fdf4
ds: 007b   es: 007b   ss: 0068
Process cat (pid: 4678, threadinfo=2964e000 task=37452d40)
Stack: 2964fea8 00000000 0000004c 022ab7a8 00001184 2964e000 00000000 00001184
       41fdee00 02173274 2d3c8390 03b10540 41fdee00 0218b3a7 2964fe30 3f2c66b8
       02173c9f 2d3c8390 0218b6d3 2d3c8390 00001184 00000000 00000ffc 36485900
Call Trace:
 [<022ab7a8>] aic7xxx_proc_info+0xc28/0xc80
 [<02173274>] iget_locked+0x94/0xc0
 [<0218b3a7>] proc_read_inode+0x17/0x40
 [<02173c9f>] wake_up_inode+0xf/0x30
 [<0218b6d3>] proc_get_inode+0x113/0x140
 [<02147428>] follow_page+0xc8/0x120
 [<02155274>] rw_vm+0x134/0x330
 [<0211a8a0>] do_page_fault+0x0/0x48e
 [<022ab7a8>] aic7xxx_proc_info+0xc28/0xc80
 [<0213dbd2>] __alloc_pages+0x92/0x320
 [<0229767c>] proc_scsi_read+0x3c/0x60
 [<02297640>] proc_scsi_read+0x0/0x60
 [<0218d942>] proc_file_read+0xc2/0x250
 [<02157e1e>] vfs_read+0xbe/0x130
 [<021580f2>] sys_read+0x42/0x70
 
Code:  Bad EIP value.