Hi,

On my myth box I have a simple script that checks messages every 10sec and
reboots if the usb disconnect line appears, I collect timestamped copies of
the messages files.
A distinct pattern i still to occur, but some channels are worse than
others, but that might be time of day caused reception variations.

Starting recording 3min ahead gives the box time to reboot and resume
recording.

/Henrik

On 1/24/07, Matt Doran <[EMAIL PROTECTED]> wrote:


Matt Doran wrote:

Torgeir Veimo wrote:


Can you include some output from /var/log/messages before the oops itself?
In my case I see USB disconnects, then an oops from something unrelated just
after that.


 You're right.  There's a USB disconnect before this occurs.   The
messages are attached.   The same occurs with the other set oops's I've seen
too.

Thanks,
Matt


This oops seems to be fairly regular.  I got another one today.  I see the
USB disconnect again, but a slightly different stack.  See attached.

Some more info:

   - From the timing of this oops, I know that Myth was just about to
   start recording with this tuner.
   - My machine is a dual core AMD 3600+ AM2.

Thanks,
Matt


usb 2-1: USB disconnect, address 2
mt2060 I2C write failed
mt2060 I2C write failed
dvb-usb: Hauppauge Nova-T 500 Dual DVB-T successfully deinitialized and
disconnected.
BUG: unable to handle kernel paging request at virtual address 322e384c
 printing eip:
f8ac3bc3
*pde = 00000000
Oops: 0000 [#1]
SMP
Modules linked in: binfmt_misc rfcomm l2cap bluetooth powernow_k8
cpufreq_userspace cpufreq_stats cpufreq_powersave cpufreq_ondemand
freq_table cpufreq_conservative video sbs i2c_ec dock button battery
container ac asus_acpi backlight mt352 saa7134_dvb video_buf_dvb tda1004x
lirc_imon(F) lirc_dev sbp2 ieee1394 lp mt2060 ipv6 saa7134_alsa
dvb_usb_dib0700 dib7000m dib7000p dvb_usb dvb_core dvb_pll dib3000mc
dibx000_common snd_hda_intel snd_hda_codec saa7134 sg video_buf
compat_ioctl32 ir_kbd_i2c ir_common videodev v4l2_common psmouse snd_pcm_oss
snd_mixer_oss snd_mpu401 snd_mpu401_uart snd_rawmidi snd_seq_device
v4l1_compat serio_raw snd_pcm snd_timer snd analog gameport ata_generic
i2c_nforce2 floppy parport_pc parport pcspkr evdev shpchp pci_hotplug
soundcore snd_page_alloc k8temp nvidia(P) agpgart i2c_core usbhid hid ext3
jbd mbcache uhci_hcd forcedeth ohci_hcd ehci_hcd usbcore ide_generic ide_cd
cdrom sd_mod sata_nv libata scsi_mod generic amd74xx thermal process fan
fbcon tileblit font bitblit softcursor vesafb capability commoncap
CPU:    1
EIP:    0060:[pg0+946133955/1069057024]    Tainted: PF     VLI
EFLAGS: 00010282   (2.6.20-4-generic #2)
EIP is at dvb_dmxdev_buffer_read+0x13/0x1a0 [dvb_core]
eax: 322e384c   ebx: 322e384c   ecx: aa243008   edx: 00000800
esi: 00000000   edi: f44bbfa0   ebp: 002b07a0   esp: f44bbf34
ds: 007b   es: 007b   ss: 0068
Process mythbackend (pid: 13886, ti=f44ba000 task=ca50da90
task.ti=f44ba000)
Stack: f44bbf68 aa243008 00000800 f44bbf68 c02e5862 00000001 00000000
f44bbf68
      f44bbfa0 aa243008 f44bbfa0 002b07a0 f8ac3d81 002b07a0 f44bbfa0
cf7f6440
      aa243008 c017331c f44bbfa0 00000000 f8ac3d50 cf7f6440 fffffff7
a348826c
Call Trace:
 [do_nanosleep+82/112] do_nanosleep+0x52/0x70
 [pg0+946134401/1069057024] dvb_dvr_read+0x31/0x40 [dvb_core]
 [vfs_read+188/400] vfs_read+0xbc/0x190
 [pg0+946134352/1069057024] dvb_dvr_read+0x0/0x40 [dvb_core]
 [sys_read+65/112] sys_read+0x41/0x70
 [sysenter_past_esp+95/137] sysenter_past_esp+0x5f/0x89
 =======================
Code: c7 04 24 18 e3 ac f8 e8 8c 10 66 c7 eb 9c 8d 76 00 8d bc 27 00 00 00
00 55 57 56 31 f6 53 89 c3 83 ec 20 89 54 24 08 89 4c 24 04 <8b> 10 85 d2 0f
84 f7 00 00 00 8b 40 10 85 c0 0f 85 e3 00 00 00
EIP: [pg0+946133955/1069057024] dvb_dmxdev_buffer_read+0x13/0x1a0
[dvb_core] SS:ESP 0068:f44bbf34
 <6>usb 2-1: new high speed USB device using ehci_hcd and address 3
usb 2-1: configuration #1 chosen from 1 choice
dvb-usb: found a 'Hauppauge Nova-T 500 Dual DVB-T' in warm state.
dvb-usb: will pass the complete MPEG2 transport stream to the software
demuxer.
DVB: registering new adapter (Hauppauge Nova-T 500 Dual DVB-T).


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