This happened after I run rmmod the second time: it segfaulted and the
system locked up after about one second.
(missing do_select symbol is my fault)
$ ksymoops --vmlinux=/usr/src/linux-2.5.46/vmlinux --ksyms=/var/log/ksymoops/20021105181356.ksyms --no-lsmod --system-map=/usr/src/linux-2.5.46/System.map --object=/lib/modules/2.5.46/ < /tmp/oops
ksymoops 2.4.6 on i686 2.4.19-rc1. Options used
-v /usr/src/linux-2.5.46/vmlinux (specified)
-k /var/log/ksymoops/20021105181356.ksyms (specified)
-L (specified)
-o /lib/modules/2.5.46/ (specified)
-m /usr/src/linux-2.5.46/System.map (specified)
Warning (compare_maps): ksyms_base symbol do_select_R__ver_do_select not found in vmlinux. Ignoring ksyms_base entry
Warning (compare_maps): ksyms_base symbol page_states__per_cpu_R__ver_page_states__per_cpu not found in vmlinux. Ignoring ksyms_base entry
Nov 5 18:13:56 wonderland kernel: Unable to handle kernel paging request at virtual address e10e1130
Nov 5 18:13:56 wonderland kernel: e10e1130
Nov 5 18:13:56 wonderland kernel: *pde = 1f7e8067
Nov 5 18:13:56 wonderland kernel: Oops: 0000
Nov 5 18:13:56 wonderland kernel: CPU: 0
Nov 5 18:13:56 wonderland kernel: EIP: 0060:[<e10e1130>] Not tainted
Using defaults from ksymoops -t elf32-i386 -a i386
Nov 5 18:13:56 wonderland kernel: EFLAGS: 00010286
Nov 5 18:13:56 wonderland kernel: eax: e10e1130 ebx: df73bec0 ecx: e10d56d8 edx: e10d56c4
Nov 5 18:13:56 wonderland kernel: esi: df73bfa0 edi: df73bec0 ebp: e10d56d8 esp: d0beff60
Nov 5 18:13:56 wonderland kernel: ds: 0068 es: 0068 ss: 0068
Nov 5 18:13:56 wonderland kernel: Stack: e10d2e72 df73bec0 e10d56d8 e10d3053 df73bec0 df73bc98 e10d2000 e10c9000
Nov 5 18:13:56 wonderland kernel: e10d2000 e10d402b df73bec0 d0bee000 c01196e7 d0bee000 e10d2000 e10c9000
Nov 5 18:13:56 wonderland kernel: 00000001 c0118b98 e10d2000 00000001 d0bee000 00000061 bfffe838 bfffe838
Nov 5 18:13:56 wonderland kernel: Call Trace:
Nov 5 18:13:56 wonderland kernel: [<e10d2e72>] snd_timer_free+0x12/0x30 [snd-timer]
Nov 5 18:13:56 wonderland kernel: [<e10d56d8>] register_mutex+0x0/0x14 [snd-timer]
Nov 5 18:13:56 wonderland kernel: [<e10d3053>] snd_timer_unregister+0x93/0xa0 [snd-timer]
Nov 5 18:13:56 wonderland kernel: [<e10d402b>] cleanup_module+0x2b/0x65 [snd-timer]
Nov 5 18:13:56 wonderland kernel: [<c01196e7>] free_module+0x17/0xc0
Nov 5 18:13:56 wonderland kernel: [<c0118b98>] sys_delete_module+0x1e8/0x280
Nov 5 18:13:56 wonderland kernel: [<c010897b>] syscall_call+0x7/0xb
Nov 5 18:13:56 wonderland kernel: Code: Bad EIP value.
>>EIP; e10e1130 <[snd].bss.end+19d2d/33c5d> <=====
>>eax; e10e1130 <[snd].bss.end+19d2d/33c5d>
>>ebx; df73bec0 <_end+1f32b8c8/20438a68>
>>ecx; e10d56d8 <[snd].bss.end+e2d5/33c5d>
>>edx; e10d56c4 <[snd].bss.end+e2c1/33c5d>
>>esi; df73bfa0 <_end+1f32b9a8/20438a68>
>>edi; df73bec0 <_end+1f32b8c8/20438a68>
>>ebp; e10d56d8 <[snd].bss.end+e2d5/33c5d>
>>esp; d0beff60 <_end+107df968/20438a68>
Trace; e10d2e72 <[snd].bss.end+ba6f/33c5d>
Trace; e10d56d8 <[snd].bss.end+e2d5/33c5d>
Trace; e10d3053 <[snd].bss.end+bc50/33c5d>
Trace; e10d402b <[snd].bss.end+cc28/33c5d>
Trace; c01196e7 <free_module+17/c0>
Trace; c0118b98 <sys_delete_module+1e8/280>
Trace; c010897b <syscall_call+7/b>
2 warnings issued. Results may not be reliable.
-- ciao, Marco - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
This archive was generated by hypermail 2b29 : Thu Nov 07 2002 - 22:00:38 EST