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Subjectupchuckin' 2.2.20
Unable to handle kernel NULL pointer dereference at virtual address 00000023
current->tss.cr3 = 00101000, %cr3 = 00101000
*pde = 00000000
Oops: 0002
CPU: 0
EIP: 0010:[<cfff893b>]
EFLAGS: 00010002
eax: cfff8883 ebx: 00000bb3 ecx: 4539201f edx: 00000023
esi: c009e800 edi: ffffffff ebp: cfff8ae0 esp: c0207e03
ds: 0018 es: 0018 ss: 0018
Process swapper (pid: 0, process nr: 0, stackpage=c0207000)
Stack: 000023c0 ff8ae000 1b165ecf 000000c0 00028600 09e80000 207ef0c0 1bdfb8c0
000000c0 ff8ac000 000000cf 1b168200 000000c0 00002300 1c175400 09e800c0
000000c0 00028600 00028600 ff926000 000001cf 00000a04 ff88e000 000000cf
Call Trace: Bad ESP value.
Code: 00 0a 00 00 00 00 e0 00 00 07 00 00 00 20 01 00 00 20 00 7f
Aiee, killing interrupt handler
Kernel panic: Attempted to kill the idle task!
In swapper task - not syncing


-----
WARNING: This version of ksymoops is obsolete.
WARNING: The current version can be obtained from ftp://ftp.<country>.kernel.org/pub/linux/utils/kernel/ksymoops
Options used: -V (default)
-o /lib/modules/2.2.20/ (default)
-k proc.ksys (specified)
-l /proc/modules (default)
-m /usr/src/linux/System.map (default)
-c 1 (default)

Warning, no symbols in lsmod, is /proc/modules a valid lsmod file?
Warning: pcxx symbol __insmod_pcxx_O/lib/modules/2.2.20/misc/pcxx.o_M3BE5DF45_V131604 not found in /lib/modules/2.2.20/misc/pcxx.o. Ignoring /lib/modules/2.2.20/misc/pcxx.o entry
Warning: pcxx symbol __insmod_pcxx_S.bss_L412 not found in /lib/modules/2.2.20/misc/pcxx.o. Ignoring /lib/modules/2.2.20/misc/pcxx.o entry
Warning: pcxx symbol __insmod_pcxx_S.data_L8412 not found in /lib/modules/2.2.20/misc/pcxx.o. Ignoring /lib/modules/2.2.20/misc/pcxx.o entry
Warning: pcxx symbol __insmod_pcxx_S.rodata_L2687 not found in /lib/modules/2.2.20/misc/pcxx.o. Ignoring /lib/modules/2.2.20/misc/pcxx.o entry
Warning: pcxx symbol __insmod_pcxx_S.text_L15596 not found in /lib/modules/2.2.20/misc/pcxx.o. Ignoring /lib/modules/2.2.20/misc/pcxx.o entry
Unable to handle kernel NULL pointer dereference at virtual address 00000023
current->tss.cr3 = 00101000, %cr3 = 00101000
*pde = 00000000
Oops: 0002
CPU: 0
EIP: 0010:[<cfff893b>]
EFLAGS: 00010002
eax: cfff8883 ebx: 00000bb3 ecx: 4539201f edx: 00000023
esi: c009e800 edi: ffffffff ebp: cfff8ae0 esp: c0207e03
ds: 0018 es: 0018 ss: 0018
Process swapper (pid: 0, process nr: 0, stackpage=c0207000)
Stack: 000023c0 ff8ae000 1b165ecf 000000c0 00028600 09e80000 207ef0c0 1bdfb8c0
000000c0 ff8ac000 000000cf 1b168200 000000c0 00002300 1c175400 09e800c0
000000c0 00028600 00028600 ff926000 000001cf 00000a04 ff88e000 000000cf
Call Trace: Bad ESP value.
Code: 00 0a 00 00 00 00 e0 00 00 07 00 00 00 20 01 00 00 20 00 7f

>>EIP: cfff893b <_end+fdc0e13/105cc52c>
Code: cfff893b <_end+fdc0e13/105cc52c> 00000000 <_EIP>: <===
Code: cfff893b <_end+fdc0e13/105cc52c> 0: 00 0a add %cl,(%edx) <===
Code: cfff893d <_end+fdc0e15/105cc52c> 2: 00 00 add %al,(%eax)
Code: cfff893f <_end+fdc0e17/105cc52c> 4: 00 00 add %al,(%eax)
Code: cfff8941 <_end+fdc0e19/105cc52c> 6: e0 00 loopne cfff8943 <_end+fdc0e1b/105cc52c>
Code: cfff8943 <_end+fdc0e1b/105cc52c> 8: 00 07 add %al,(%edi)
Code: cfff8945 <_end+fdc0e1d/105cc52c> a: 00 00 add %al,(%eax)
Code: cfff8947 <_end+fdc0e1f/105cc52c> c: 00 20 add %ah,(%eax)
Code: cfff8949 <_end+fdc0e21/105cc52c> e: 01 00 add %eax,(%eax)
Code: cfff894b <_end+fdc0e23/105cc52c> 10: 00 20 add %ah,(%eax)
Code: cfff894d <_end+fdc0e25/105cc52c> 12: 00 7f 00 add %bh,0x0(%edi)

Aiee, killing interrupt handler
Kernel panic: Attempted to kill the idle task!
In swapper task - not syncing

8 warnings issued. Results may not be reliable.


-----
when searching for the oops log, i also found the following,
for which i know longer have the ksyms. sorry if it's useless:

Nov 3 11:40:06 giuseppe kernel: Unable to handle kernel paging request at virtual address c020cc00
Nov 3 11:40:06 giuseppe kernel: current->tss.cr3 = 00101000, %%cr3 = 00101000
Nov 3 11:40:06 giuseppe kernel: *pde = 000001e3
Nov 3 11:40:06 giuseppe kernel: *pte = 00000000
Nov 3 11:40:06 giuseppe kernel: Oops: 0002
Nov 3 11:40:06 giuseppe kernel: CPU: 0
Nov 3 11:40:06 giuseppe kernel: EIP: 0010:[schedule+267/636]
Nov 3 11:40:06 giuseppe kernel: EFLAGS: 00010002
Nov 3 11:40:06 giuseppe kernel: eax: c020cc00 ebx: c01fa000 ecx: cfff0000 edx: 0000003b
Nov 3 11:40:06 giuseppe kernel: esi: cfff0000 edi: 0000003b ebp: cfff1ecc esp: cfff1ebc
Nov 3 11:40:06 giuseppe kernel: ds: 0018 es: 0018 ss: 0018
Nov 3 11:40:06 giuseppe kernel: Process kupdate (pid: 3, process nr: 3, stackpage=cfff1000)
Nov 3 11:40:06 giuseppe kernel: Stack: 00000212 c0170a19 c02244a0 c020cc00 cfff1efc c0170a25 00000000 c0214820
Nov 3 11:40:06 giuseppe kernel: 00000811 cfff1f5c c0214890 000002a8 cfff0000 08110008 cfff0000 c0223578
Nov 3 11:40:06 giuseppe kernel: cfff1f5c c0171654 00000055 00000811 00000010 00000246 00000000 cfff1fc0
Nov 3 11:40:06 giuseppe kernel: Call Trace: [__get_request_wait+293/376] [__get_request_wait+305/376] [make_request+1808/1932] [ll_rw_block+337/448] [sync_old_buffers+194/440] [tvecs+11147/12832] [process_timeout+0/20]
Nov 3 11:40:06 giuseppe kernel: [kupdate+116/120] [kernel_thread+31/56] [kernel_thread+40/56]
Nov 3 11:40:06 giuseppe kernel: Code: 89 08 fb 39 ce 0f 84 59 01 00 00 ff 05 8c c2 1e c0 89 f3 89
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