- From: Roberto Bucher <roberto.bucher_at_supsi.ch>
- Date: Thu, 17 Aug 2006 15:35:19 +0200
I compiled the new comedi tarball with the following configuration:
kernel: linux-2.6.17.8
RTAI: vulcano-cvs, IPIPE
no PCMCIA support
When I ry to do
modprobe comedi
I get a Segmentation fault and the following log:
comedi: version 0.7.73 - David Schleef <ds_at_schleef.org>
BUG: unable to handle kernel NULL pointer dereference at virtual address
00000000
printing eip:
c01fa1fd
*pde = 00000000
Oops: 0000 [#1]
PREEMPT
Modules linked in: comedi rtai_netrpc rtai_usi rtai_msg rtai_mbx rtai_sem
rtai_fifos rtai_lxrt rtai_hal parport_pc ipw2200
CPU: 0
EIP: 0060:[<c01fa1fd>] Not tainted VLI
EFLAGS: 00010206 (2.6.17.8-ipipe #1)
EIP is at vsnprintf+0x7a/0x49c
eax: 00000000 ebx: dc79c4fc ecx: 000000d0 edx: defef3c0
esi: d2d85f6c edi: dc79c600 ebp: d2d84000 esp: d2d85f14
ds: 007b es: 007b ss: 0068
Process modprobe (pid: 25266, threadinfo=d2d84000 task=cfaf3a70)
Stack: ffffffff 00000000 00000000 dc79c50f dc79c480 fffffff4 dc79c600 d2d84000
c025b837 dc79c4fc 00000014 00000000 d2d85f6c 00000001 08050128 c718ed80
df9e3124 dc79c600 00000000 00000000 06200000 00000000 dfc18bac 00000000
Call Trace:
<c025b837> class_device_create+0x70/0x8e <df9e3124> comedi_init+0x124/0x139
[comedi]
<c01237f8> blocking_notifier_call_chain+0x20/0x37 <c01300e1>
sys_init_module+0x82/0x1fc
<c01300f4> sys_init_module+0x95/0x1fc <c0102e2a> syscall_call+0x7/0xb
Code: 24 24 8b 44 24 28 8d 44 03 ff 89 44 24 0c 89 d8 48 39 44 24 0c 73 10 c7
44 24 0c ff ff ff ff 89 da f7 da 89 54 24 28 8b 44 24 2c <80> 38 00 0f 84 f2
03 00 00 8b 44 24 2c 0f b6 00 3c 25 74 11 3b
EIP: [<c01fa1fd>] vsnprintf+0x7a/0x49c SS:ESP 0068:d2d85f14
TIA
Roberto
--
University of Applied Sciences of Southern Switzerland
Dept. Innovative Technologies
CH-6928 Lugano-Manno
http://www.dti.supsi.ch/~bucher
Received on 2006-08-17Z12:35:19