Strange error - can't decipher

[Craig White <craigwhite azapple com>]

I get this typically 3 or 4 times a day in the syslog (and on console)
on a new install of RH 9 on a 2.8Mhz Intel machine (intel chipset)

What is this telling me that I should know?

Thanks,

Craig

Nov 20 16:37:47 server kernel: EIP is at setup_frame [kernel] 0xbd
(2.4.20-8)
Nov 20 16:37:47 server kernel: eax: ffffffff   ebx: bfffd6a8   ecx:
d4642000   edx: 00000011
Nov 20 16:37:47 server kernel: esi: d4642654   edi: 00000011   ebp:
d4643fc4   esp: d4643ed4
Nov 20 16:37:47 server kernel: ds: 0068   es: 0068   ss: 0068
Nov 20 16:37:47 server kernel: Process sh (pid: 2511,
stackpage=d4643000)
Nov 20 16:37:47 server kernel: Stack: d4643f34 d4642654 c01267c1
de867408 db5bf044 00000011 d4642654 db5bf044
Nov 20 16:37:47 server kernel:        00000011 bfffd998 c0109247
00000011 db5bf044 d4642654 d4643fc4 d4643fc4
Nov 20 16:37:47 server kernel:        d4643fc4 d4642654 d4643f34
c010931e 00000011 d4643f34 d4642654 d4643fc4
Nov 20 16:37:47 server kernel: Call Trace:   [<c01267c1>] dequeue_signal
[kernel] 0x61 (0xd4643edc))
Nov 20 16:37:47 server kernel: [<c0109247>] handle_signal [kernel] 0xd7
(0xd4643efc))
Nov 20 16:37:47 server kernel: [<c010931e>] do_signal [kernel] 0x8e
(0xd4643f20))
Nov 20 16:37:47 server kernel: [<c0127aa8>] sys_rt_sigprocmask [kernel]
0xc8 (0xd4643f90))
Nov 20 16:37:47 server kernel: [<c0109570>] signal_return [kernel] 0x14
(0xd4643fc0))
Nov 20 16:37:47 server kernel:
Nov 20 16:37:47 server kernel:
Nov 20 16:37:47 server kernel: Code: 8b 04 90 31 c9 89 43 04 85 c9 74 37
83 7c 24 14 0b 74 20 c7
Nov 20 16:37:53 server kernel:  <1>Unable to handle kernel NULL pointer
dereference at virtual address 00000043
Nov 20 16:37:53 server kernel:  printing eip:
Nov 20 16:37:53 server kernel: c0108d3d
Nov 20 16:37:53 server kernel: *pde = 00000000
Nov 20 16:37:53 server kernel: Oops: 0000
Nov 20 16:37:53 server kernel: appletalk parport_pc lp parport autofs
8139too mii ohci1394 ieee1394 ext3 jbd raid1
Nov 20 16:37:53 server kernel: CPU:    0
Nov 20 16:37:53 server kernel: EIP:    0060:[<c0108d3d>]    Not tainted
Nov 20 16:37:53 server kernel: EFLAGS: 00010293