Hi Folks, just triggered an oops on 2.4.12: ksymoops 2.3.5 on i686 2.4.12. Options used -V (default) -k /proc/ksyms (default) -l /proc/modules (default) -o /lib/modules/2.4.12/ (default) -m /boot/System.map-2.4.12 (specified) Warning (compare_maps): mismatch on symbol floppy , floppy says d0b8a1d8, /lib/modules/2.4.12/kernel/drivers/block/floppy.o says d0b89558. Ignoring /lib/modules/2.4.12/kernel/drivers/block/floppy.o entry Unable to handle kernel paging request at virtual address f902a6a8 c012fcb1 *pde = 00000000 Oops: 0002 CPU: 0 EIP: 0010:[] Not tainted Using defaults from ksymoops -t elf32-i386 -a i386 EFLAGS: 00210286 eax: f902a6a4 ebx: c007f6e0 ecx: 000003d2 edx: e3480040 esi: c007f6e0 edi: c007f6e0 ebp: c1134c80 esp: c2ba1dd8 ds: 0018 es: 0018 ss: 0018 Process mozilla-bin (pid: 12020, stackpage=c2ba1000) Stack: c0131f5c c007f6e0 c025e9c8 c1134c80 00000014 00000884 c012828a c1134c80 000003d2 00000020 000003d2 00000006 00000020 c2ba0000 c025e9c8 c0128648 000003d2 00000007 00000006 00000020 000003d2 c025e9c8 c025e9c8 c012869c Call Trace: [] [] [] [] [] [] [] [] [] [] [] [] [] [] [] [] [] Code: 89 50 04 89 02 c3 90 8b 54 24 04 31 c9 8d 42 18 39 42 18 75 >>EIP; c012fcb1 <__remove_inode_queue+11/18> <===== Trace; c0131f5c Trace; c012828a Trace; c0128648 Trace; c012869c Trace; c01291af Trace; c01294cc <__alloc_pages+130/1ac> Trace; c0129146 <_alloc_pages+16/18> Trace; c01204b1 Trace; c012053f Trace; c0120637 Trace; c0110908 Trace; c01107a8 Trace; d0b1f1c5 <[snd-cs461x]snd_cs461x_interrupt+1b5/1c0> Trace; c0121824 Trace; c011767a Trace; c0116f29 Trace; c0106c1c Code; c012fcb1 <__remove_inode_queue+11/18> 00000000 <_EIP>: Code; c012fcb1 <__remove_inode_queue+11/18> <===== 0: 89 50 04 mov %edx,0x4(%eax) <===== Code; c012fcb4 <__remove_inode_queue+14/18> 3: 89 02 mov %eax,(%edx) Code; c012fcb6 <__remove_inode_queue+16/18> 5: c3 ret Code; c012fcb7 <__remove_inode_queue+17/18> 6: 90 nop Code; c012fcb8 7: 8b 54 24 04 mov 0x4(%esp,1),%edx Code; c012fcbc b: 31 c9 xor %ecx,%ecx Code; c012fcbe d: 8d 42 18 lea 0x18(%edx),%eax Code; c012fcc1 10: 39 42 18 cmp %eax,0x18(%edx) Code; c012fcc4 13: 75 00 jne 15 <_EIP+0x15> c012fcc6 1 warning issued. Results may not be reliable. Greetings Christoph