Oops on reboot in 2.1.20

Stephen Beynon (lin-kernel@askone.demon.co.uk)
Fri, 3 Jan 1997 15:13:31 +0000 (GMT)

I recieved the following oops during reboot on 2.1.20 - I hope I did not
make any errors copying it from the screen .....

Unable to handle kernel NULL pointer dereferance at virtual address 00000472
current->tss.cr3 = 02795000, %cr3=02795000
*pde = 00000000
Oops: 0002
CPU: 1
EIP: 0010:[<c01098657>]
EFLAGS: 00010246
eax: c0010000 ebx: 00000000 ecx: 28121969 edx: 01234567
esi: bfffff1c edi: 08000e50 ebp: bffffde4 esp: c20b3fa4
ds: 0018 es: 08000e50 ss: 0018
Process reboot (pid: 12896, process nr: 4, stackpage=c20b3000)
Stack: 00000000 bfffff1c 08000e50 bffffde4 00000000 c0115041 c001bc0c c010a8a8
fee1dead 28121969 01234567 bfffff1c 08000e50 bffffde4 00000058 0000002b
0000002b 00000058 40072d80 00000023 00000286 bffffde0 0000002b
Call Trace: [<c0115041>] [<c010a8a8>]
Code: 66 a3 72 04 00 00 bd vc a7 00 00 86 15 c8 31 1d c0 89 e8 f7

ksymoops gives

Using `/System.map' to map addresses to symbols.

Trace: c0115041 <sys_reboot+81/120>
Trace: c010a8a8 <system_call+38/40>

Code: movw %ax,0x472
Code: movl $0xbdbdbdbd,%ebp
Code: movl $0xbdbdbdbd,%ebp
Code: movl $0xbdbdbd,%ebp
Code: nop
Code: nop
Code: nop

I hope this of use

Stephen