2.4.21 USB oops

[Jan Rychter <jan@rychter.com>]

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I got the following oops after doing "modprobe uhci". The system froze
completely about 30 seconds after that.

Before that, I have unloaded uhci, loaded usb-uhci, and then unloaded
usb-uhci again. This could be relevant.

Please contact me if you need more information.

--J.

ksymoops 2.4.5 on i686 2.4.21.  Options used
     -V (default)
     -k /proc/ksyms (default)
     -l /proc/modules (default)
     -o /lib/modules/2.4.21/ (default)
     -m /boot/bzI-2.4.21-a20030523s10p12l.map (specified)

Jun 28 03:20:20 tnuctip kernel: kernel BUG at slab.c:815!
Jun 28 03:20:20 tnuctip kernel: invalid operand: 0000
Jun 28 03:20:20 tnuctip kernel: CPU:    0
Jun 28 03:20:20 tnuctip kernel: EIP:    0010:[<c013267d>]    Tainted: PF
Using defaults from ksymoops -t elf32-i386 -a i386
Jun 28 03:20:20 tnuctip kernel: EFLAGS: 00010246
Jun 28 03:20:20 tnuctip kernel: eax: 00000000   ebx: c12c7bb0   ecx: c12c7c18   edx: c12c7ba8
Jun 28 03:20:20 tnuctip kernel: esi: c12c7ba2   edi: d083bd1a   ebp: 0000003c   esp: ce159eec
Jun 28 03:20:20 tnuctip kernel: ds: 0018   es: 0018   ss: 0018
Jun 28 03:20:20 tnuctip kernel: Process modprobe (pid: 19676, stackpage=ce159000)
Jun 28 03:20:20 tnuctip kernel: Stack: fffffff4 00000001 d0836000 00006b90 ce159f08 c12c7bd0 00000004 0000001c 
Jun 28 03:20:20 tnuctip kernel:        d083a7c0 d083bd0c 0000003c 00000020 00020000 00000000 00000000 00000001 
Jun 28 03:20:20 tnuctip kernel:        c0117361 ce158000 00000000 00000013 bfffc178 d0836000 00005d48 c2d4b000 
Jun 28 03:20:20 tnuctip kernel: Call Trace:    [<d083a7c0>] [<d083bd0c>] [<c0117361>] [<d0836060>] [<c01086df>]
Jun 28 03:20:20 tnuctip kernel: Code: 0f 0b 2f 03 40 8a 24 c0 8b 12 8b 02 0f 18 00 81 fa 08 ae 28 


>>EIP; c013267d <kmem_cache_create+2f9/344>   <=====

>>ebx; c12c7bb0 <_end+fca3d8/1050c888>
>>ecx; c12c7c18 <_end+fca440/1050c888>
>>edx; c12c7ba8 <_end+fca3d0/1050c888>
>>esi; c12c7ba2 <_end+fca3ca/1050c888>
>>edi; d083bd1a <[mousedev].bss.end+7a63/42da9>
>>esp; ce159eec <_end+de5c714/1050c888>

Trace; d083a7c0 <[mousedev].bss.end+6509/42da9>
Trace; d083bd0c <[mousedev].bss.end+7a55/42da9>
Trace; c0117361 <sys_init_module+569/620>
Trace; d0836060 <[mousedev].bss.end+1da9/42da9>
Trace; c01086df <system_call+33/38>

Code;  c013267d <kmem_cache_create+2f9/344>
00000000 <_EIP>:
Code;  c013267d <kmem_cache_create+2f9/344>   <=====
   0:   0f 0b                     ud2a      <=====
Code;  c013267f <kmem_cache_create+2fb/344>
   2:   2f                        das    
Code;  c0132680 <kmem_cache_create+2fc/344>
   3:   03 40 8a                  add    0xffffff8a(%eax),%eax
Code;  c0132683 <kmem_cache_create+2ff/344>
   6:   24 c0                     and    $0xc0,%al
Code;  c0132685 <kmem_cache_create+301/344>
   8:   8b 12                     mov    (%edx),%edx
Code;  c0132687 <kmem_cache_create+303/344>
   a:   8b 02                     mov    (%edx),%eax
Code;  c0132689 <kmem_cache_create+305/344>
   c:   0f 18 00                  prefetchnta (%eax)
Code;  c013268c <kmem_cache_create+308/344>
   f:   81 fa 08 ae 28 00         cmp    $0x28ae08,%edx


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