ksymoops 2.4.3 on i686 2.4.17-rc2. Options used -V (default) -k /proc/ksyms (default) -l /proc/modules (default) -o /lib/modules/2.4.17-rc2/ (default) -m /boot/System.map-2.4.17-rc2 (default) Warning: You did not tell me where to find symbol information. I will assume that the log matches the kernel and modules that are running right now and I'll use the default options above for symbol resolution. If the current kernel and/or modules do not match the log, you can get more accurate output by telling me the kernel version and where to find map, modules, ksyms etc. ksymoops -h explains the options. Error (regular_file): read_system_map stat /boot/System.map-2.4.17-rc2 failed Oops: 0000 CPU: 0 0010:[] Tainted: P EFLAGS: 00013046 eax: 00000000 ebx: 00000000 ecx: 00000000 edx: ca0b9344 esi: d9946004 edi: 00000000 ebp: d18dbb18 esp: d18dbb04 ds: 0018 es: 0018 ss: 0018 Process XFree86 (pid: 26273, stackpage=d18db000) Stack: 00000000 d9946004 00000010 00004000 00000000 d18dbb40 d4882e2d d9946004 00000010 d18dbb38 c152dc60 d18dbc6c d49245a0 c152dc60 ca0b9344 d18dbb80 d487747f d9946004 d18dbc54 00000010 00000041 d18dbc04 00000000 00000028 Call Trace: [] [] [] [] [] [] [] [] [] [] [] [] [] [] [] [] [] [] [] [] [] [] [] [] [] [] [] [] [] [] [] [] Code: 80 3c 38 00 75 08 83 c3 07 e9 88 00 00 00 89 d8 c1 e8 03 8b Using defaults from ksymoops -t elf32-i386 -a i386 Trace; d4882e2c <[NVdriver]NvAllocAGPPages+80/e0> Trace; d49245a0 <[NVdriver]nv_linux_devices+0/1c0> Trace; d487747e <[NVdriver]nv_alloc_pages+236/320> Trace; d487926c <[NVdriver]_nv_rmsym_01382+30/34> Trace; d49245a0 <[NVdriver]nv_linux_devices+0/1c0> Trace; d487e04a <[NVdriver]_nv_rmsym_00514+fe/114> Trace; d487de68 <[NVdriver]_nv_rmsym_00512+7c/160> Trace; d487aaec <[NVdriver]nvExtEscape+410/ef4> Trace; d48a8c82 <[NVdriver]_nv_rmsym_00497+16/20> Trace; d48d07ac <[NVdriver]_nv_rmsym_01461+218/24c> Trace; d48a8e70 <[NVdriver]_nv_rmsym_01148+68/74> Trace; d48a9190 <[NVdriver]_nv_rmsym_01149+60/d8> Trace; d48a9e72 <[NVdriver]_nv_rmsym_00195+e2/f4> Trace; d48aa438 <[NVdriver]_nv_rmsym_00175+30c/318> Trace; d4877d34 <[NVdriver]osAllocMem+128/15c> Trace; d48b9090 <[NVdriver]_nv_rmsym_01121+6e0/6ec> Trace; d48e721c <[NVdriver]_nv_rmsym_01270+40/758> Trace; d48eb076 <[NVdriver]_nv_rmsym_01281+246/7e8> Trace; c015369a Trace; c0153c3c Trace; c0153c3c Trace; c014de0e Trace; c014de76 Trace; c014e16c Trace; c0153f84 Trace; c014c77e Trace; d4876688 <[NVdriver]nv_kern_ioctl+28c/2ac> Trace; d49245a0 <[NVdriver]nv_linux_devices+0/1c0> Trace; c0121918 Trace; c014a28a Trace; c0135786 Trace; c0106b0a <__up_wakeup+1046/2264> Code; 00000000 Before first symbol 00000000 <_EIP>: Code; 00000000 Before first symbol 0: 80 3c 38 00 cmpb $0x0,(%eax,%edi,1) Code; 00000004 Before first symbol 4: 75 08 jne e <_EIP+0xe> 0000000e Before first symbol Code; 00000006 Before first symbol 6: 83 c3 07 add $0x7,%ebx Code; 00000008 Before first symbol 9: e9 88 00 00 00 jmp 96 <_EIP+0x96> 00000096 Before first symbol Code; 0000000e Before first symbol e: 89 d8 mov %ebx,%eax Code; 00000010 Before first symbol 10: c1 e8 03 shr $0x3,%eax Code; 00000012 Before first symbol 13: 8b 00 mov (%eax),%eax <1>Unable to handle kernel NULL pointer dereference at virtual address 00000000 d488297a 1 warning and 1 error issued. Results may not be reliable.