[linux-dvb] Re: oops on cvs

[Holger Waechtler <holger@convergence.de>]

Justin Cormack wrote:
> no, plain 2.4.20-pre5.
> 
> It has now started doing this on the original machine, I really dont know
> whats going on. Am going to test with another card in case this one is
> faulty.

When you can reproduce this please send me the a little test program or 
the dvbstream command line which causes the oops.

thanks,

Holger


> 
> Justin
> 
> 
> 
> 
>>Justin Cormack wrote:
>>
>>>I tried moving my dvb card to another machine and am now getting the following
>>>oops when I run dvbstream:
>>
>>do you use a plain linux kernel or did you applied any patches? 
>>Lowlatency or preemptive kernel patches for example?
>>
>>Holger
>>
>>
>>
>>>this is kernel 2.4.20-pre5, todays NEWSTRUCT cvs, todays cvs dvbtools
>>>
>>>ksymoops 2.4.4 on i686 2.4.20-pre5.  Options used
>>>     -V (default)
>>>     -k /proc/ksyms (default)
>>>     -l /proc/modules (default)
>>>     -o /lib/modules/2.4.20-pre5/ (default)
>>>     -m /boot/System.map-2.4.20-pre5 (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.
>>>
>>>Unable to handle kernel paging request at virtual address de4b6ff4
>>>de9a5244
>>>*pde = 00000000
>>>Oops: 0000
>>>CPU:    0
>>>EIP:    0010:[<de9a5244>]    Not tainted
>>>Using defaults from ksymoops -t elf32-i386 -a i386
>>>EFLAGS: 00010202
>>>eax: de9b5000  ebx: 00000002   ecx: 00000000  edx: 02000680
>>>esi: dac90000  edi: 00000000   ebp: de4b6ff4  esp: c0297f38
>>>ds: 0018   es: 0018   ss: 0018
>>>Process swapper (pid:0, stackpage=c0297000)
>>>Stack: dac90eb4 00000001 00000000 00000000 c011f8a0 dac90000 00000001 c02ba258
>>>       fffffff7 00000000 c011f6cb c02ba258 00000046 00000012 c02b3c80 00000012
>>>       00000000 c010a67c dbc2aa80 c0106cf0 c0296000 c0296000 c0106cf0 c010cce8
>>>Call Trace:    [<c011f8a0>] [<c011f6cb>] [<c010a67c>] [<c0106cf0>] [<c0106cf0>]
>>>  [<c010cce8>] [<c0106cf0>] [<c0106d1c>] [<c0106d1c>] [<c0106da2>] [<c0105000>]
>>>Code: 00 7d 00 47 75 11 57 55 8d 86 1c 10 00 00 50 e8 b8 9c fa ff
>>>
>>>
>>>
>>>>>EIP; de9a5244 <[dvb-ttpci]fidbirq+104/120>   <=====
>>>>
>>>Trace; c011f8a0 <tasklet_action+60/90>
>>>Trace; c011f6cb <do_softirq+7b/e0>
>>>Trace; c010a67c <do_IRQ+dc/f0>
>>>Trace; c0106cf0 <default_idle+0/40>
>>>Trace; c0106cf0 <default_idle+0/40>
>>>Trace; c010cce8 <call_do_IRQ+5/d>
>>>Trace; c0106cf0 <default_idle+0/40>
>>>Trace; c0106d1c <default_idle+2c/40>
>>>Trace; c0106d1c <default_idle+2c/40>
>>>Trace; c0106da2 <cpu_idle+52/70>
>>>Trace; c0105000 <_stext+0/0>
>>>Code;  de9a5244 <[dvb-ttpci]fidbirq+104/120>
>>>00000000 <_EIP>:
>>>Code;  de9a5244 <[dvb-ttpci]fidbirq+104/120>   <=====
>>>   0:   00 7d 00                  add    %bh,0x0(%ebp)   <=====
>>>Code;  de9a5247 <[dvb-ttpci]fidbirq+107/120>
>>>   3:   47                        inc    %edi
>>>Code;  de9a5248 <[dvb-ttpci]fidbirq+108/120>
>>>   4:   75 11                     jne    17 <_EIP+0x17> de9a525b <[dvb-ttpci]fidbirq+11b/120>
>>>Code;  de9a524a <[dvb-ttpci]fidbirq+10a/120>
>>>   6:   57                        push   %edi
>>>Code;  de9a524b <[dvb-ttpci]fidbirq+10b/120>
>>>   7:   55                        push   %ebp
>>>Code;  de9a524c <[dvb-ttpci]fidbirq+10c/120>
>>>   8:   8d 86 1c 10 00 00         lea    0x101c(%esi),%eax
>>>Code;  de9a5252 <[dvb-ttpci]fidbirq+112/120>
>>>   e:   50                        push   %eax
>>>Code;  de9a5253 <[dvb-ttpci]fidbirq+113/120>
>>>   f:   e8 b8 9c fa ff            call   fffa9ccc <_EIP+0xfffa9ccc> de94ef10 <[dvb-core]DvbDmxSWFilterPackets+0/720>
>>>
>>> <0>Kernel panic: Aiee, killing interrupt handler!
>>>
>>>1 warning issued.  Results may not be reliable.
>>>
>>>
>>
>>
>>
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> 
> 
> 
> 



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