Here's the problem I mailed about a few days ago. Got a bit more info now. Basically, this happens every time I try to watch live TV with mythtv (i.e. as soon as I press the "Watch TV" button) - it's triggering a panic in the DEC2000-t driver. It also panics when mythbackend starts a scheduled recording.
I've also seen it happen with other kernel versions: 2.4.23 and 2.6.0-mm2 (with all the dvb-kernel patches).
Interestingly, it only started happening when I upgraded to the latest MythTV CVS code last weekend (and I hadn't changed dvb-kernel version). I don't know what changed in MythTV regarding DVB (my email to the myth-users list didn't get a response), but something's obviously tickled a bug somewhere...
Cheers! Des.
ksymoops 2.4.9 on i686 2.4.24-epia. Options used -V (default) -k /proc/ksyms (default) -l /proc/modules (default) -o /lib/modules/2.4.24-epia/ (default) -m /usr/src/linux/System.map (specified)
Oops: 0000
CPU: 0
EIP: 0010:[<de9bd73b>] Tainted: P
Using defaults from ksymoops -t elf32-i386 -a i386
EFLAGS: 00010286
eax: dea3e000 ebx: 00000000 ecx: 00000000 edx: dea3e000
esi: da5ea8c4 edi: 000000bc ebp: d6479e58 esp: d6479e30
ds: 0018 es: 0018 ss: 0018
Process mythbackend (pid: 2091, stackpage=d6479000)
Stack: 000000b0 d6479e9c d6479e9c 00000003 00000092 00000082 d7284680 da5ea8c4
00000000 da5ea8c8 d6479e78 de9c14a4 da5ea8c4 000000bc 00000000 00000000
dea3e000 00000000 d6479e9c de9b7843 dea3e000 da5ea8c4 000000b8 dd268800
Call Trace: [<de9c14a4>] [<de9b7843>] [<de9c16cc>] [<de9678f5>] [<de9c1aa6>]
[<de9c1d95>] [<de9c1e43>] [<c011e446>] [<c011e2e5>] [<c010a9ba>] [<c010cf18>]
[<c0108470>] [<c0109293>]
Code: 8b 43 6c 85 c0 75 5e 83 7b 4c 03 74 0f 8b 5d f4 31 c0 8b 75
>>EIP; de9bd73b <[dmxdev]dvb_dmxdev_section_callback+1b/100> <=====
>>eax; dea3e000 <[ide-scsi]idescsi_drives+4760/d97c0> >>edx; dea3e000 <[ide-scsi]idescsi_drives+4760/d97c0> >>esi; da5ea8c4 <_end+1a21a638/1e58cdd4> >>ebp; d6479e58 <_end+160a9bcc/1e58cdd4> >>esp; d6479e30 <_end+160a9ba4/1e58cdd4>
Trace; de9c14a4 <[ttusb_dec]ttusb_dec_av_pes2ts_cb+34/40> Trace; de9b7843 <[dvb-core]dvb_filter_pes2ts+73/140> Trace; de9c16cc <[ttusb_dec]ttusb_dec_process_av_pes+9c/320> Trace; de9678f5 <[usb-uhci]delete_desc+25/30> Trace; de9c1aa6 <[ttusb_dec]ttusb_dec_process_packet+c6/f0> Trace; de9c1d95 <[ttusb_dec]ttusb_dec_process_urb_frame+285/2d0> Trace; de9c1e43 <[ttusb_dec]ttusb_dec_process_urb_frame_list+63/80> Trace; c011e446 <tasklet_action+46/70> Trace; c011e2e5 <do_softirq+a5/b0> Trace; c010a9ba <do_IRQ+ba/e0> Trace; c010cf18 <call_do_IRQ+5/d> Trace; c0108470 <sys_sigreturn+0/100> Trace; c0109293 <system_call+33/40>
Code; de9bd73b <[dmxdev]dvb_dmxdev_section_callback+1b/100> 00000000 <_EIP>: Code; de9bd73b <[dmxdev]dvb_dmxdev_section_callback+1b/100> <===== 0: 8b 43 6c mov 0x6c(%ebx),%eax <===== Code; de9bd73e <[dmxdev]dvb_dmxdev_section_callback+1e/100> 3: 85 c0 test %eax,%eax Code; de9bd740 <[dmxdev]dvb_dmxdev_section_callback+20/100> 5: 75 5e jne 65 <_EIP+0x65> Code; de9bd742 <[dmxdev]dvb_dmxdev_section_callback+22/100> 7: 83 7b 4c 03 cmpl $0x3,0x4c(%ebx) Code; de9bd746 <[dmxdev]dvb_dmxdev_section_callback+26/100> b: 74 0f je 1c <_EIP+0x1c> Code; de9bd748 <[dmxdev]dvb_dmxdev_section_callback+28/100> d: 8b 5d f4 mov 0xfffffff4(%ebp),%ebx Code; de9bd74b <[dmxdev]dvb_dmxdev_section_callback+2b/100> 10: 31 c0 xor %eax,%eax Code; de9bd74d <[dmxdev]dvb_dmxdev_section_callback+2d/100> 12: 8b 75 00 mov 0x0(%ebp),%esi
<0>Kernel panic: Aiee, killing interrupt handler!
-- Des Herriott [EMAIL PROTECTED]
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