2.4.2-pre1 + ReiserFS 3.6.25 (included) + loop-4 ksymoops 2.3.7 on i686 2.4.2-pre1. Options used -V (default) -k /proc/ksyms (default) -l /proc/modules (default) -o /lib/modules/2.4.2-pre1/ (default) -m /boot/System.map (specified) Unable to handle kernel NULL pointer dereference at virtual address 00000000 c0143023 *pde = 00000000 Oops: 0000 CPU: 0 EIP: 0010:[<c0143023>] Using defaults from ksymoops -t elf32-i386 -a i386 EFLAGS: 00013206 eax: c14d3e00 ebx: c81051c0 ecx: cfa3f000 edx: cf7f36c0 esi: 00000000 edi: 00000000 ebp: ce469f3c esp: ce469f04 ds: 0018 es: 0018 ss: 0018 Process umount (pid: 9117, stackpage=ce469000) Stack: c14d3e00 ce469f3c ce469f3c c025d5b8 00000000 00000000 c01430d5 c025bf1c c14d3e00 ce469f3c c14d3e00 cf9b32c0 c025d580 c025d5b8 ce469f3c ce469f3c c01354d3 c14d3e00 c14c0440 c14d3e00 00000000 bffff53c c0134839 c01358d1 Call Trace: [<c01430d5>] [<c01354d3>] [<c0134839>] [<c01358d1>] [<c01359aa>] [<c0122fcb>] [<c01359eb>] [<c0108fe7>] Code: 8b 3f 3b 74 24 1c 74 65 8d 5e f8 8b 44 24 20 39 83 8c 00 00 >>EIP; c0143023 <invalidate_list+23/b0> <===== Trace; c01430d5 <invalidate_inodes+25/60> Trace; c01354d3 <kill_super+83/130> Trace; c0134839 <remove_vfsmnt+89/90> Trace; c01358d1 <do_umount+1c1/1d0> Trace; c01359aa <sys_umount+ca/100> Trace; c0122fcb <sys_munmap+2b/40> Trace; c01359eb <sys_oldumount+b/10> Trace; c0108fe7 <system_call+33/38> Code; c0143023 <invalidate_list+23/b0> 00000000 <_EIP>: Code; c0143023 <invalidate_list+23/b0> <===== 0: 8b 3f mov (%edi),%edi <===== Code; c0143025 <invalidate_list+25/b0> 2: 3b 74 24 1c cmp 0x1c(%esp,1),%esi Code; c0143029 <invalidate_list+29/b0> 6: 74 65 je 6d <_EIP+0x6d> c0143090 <invalidate_list+90/b0> Code; c014302b <invalidate_list+2b/b0> 8: 8d 5e f8 lea 0xfffffff8(%esi),%ebx Code; c014302e <invalidate_list+2e/b0> b: 8b 44 24 20 mov 0x20(%esp,1),%eax Code; c0143032 <invalidate_list+32/b0> f: 39 83 8c 00 00 00 cmp %eax,0x8c(%ebx) -- Dieter Nützel Graduate Student, Computer Science University of Hamburg Department of Computer Science Cognitive Systems Group Vogt-Kölln-Straße 30 D-22527 Hamburg, Germany email: [EMAIL PROTECTED] @home: [EMAIL PROTECTED] - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] Please read the FAQ at http://www.tux.org/lkml/