Hi,<br><br>[17267534.120000] usb 1-3: USB disconnect, address 2<br>[17267534.120000] dvb-usb: bulk message failed: -22 (1/-909000848)<br>[17267534.124000] dvb-usb: WideView WT-220U PenType Receiver (Typhoon/Freecom)<br>successfully deinitialized and disconnected.
<br><br>Your DVB card is disconnected and that isnīt handled gracefully, DVB doesnīt handle hotplug.<br>Then your mythbackend bites the dust. This happens when there is a disconnct during use, the disconnect is the problem.
<br><br>For someone to come with something useful, lsusb, kernelversion and hardware information probably need to be included, but Iīm no expert.<br><br>/Henrik<br><br><br><br><br><br><br><div><span class="gmail_quote">On 3/13/07,
<b class="gmail_sendername">Benjamin Gillam</b> <<a href="mailto:bsg104@soton.ac.uk">bsg104@soton.ac.uk</a>> wrote:</span><blockquote class="gmail_quote" style="border-left: 1px solid rgb(204, 204, 204); margin: 0pt 0pt 0pt 0.8ex; padding-left: 1ex;">
Why am I getting these random kernel Oops? Is it DVB's fault or something else?<br>I have no knowledge of DVB or kernel internals...<br><br>Kind regards,<br><br>Benjie.<br><br><br>[17267534.120000] ehci_hcd 0000:00:10.4
: fatal error<br>[17267534.120000] ehci_hcd 0000:00:10.4: HC died; cleaning up<br>[17267534.120000] usb 1-3: USB disconnect, address 2<br>[17267534.120000] dvb-usb: bulk message failed: -22 (1/-909000848)<br>[17267534.124000
] dvb-usb: WideView WT-220U PenType Receiver (Typhoon/Freecom)<br>successfully deinitialized and disconnected.<br>[17267534.132000] BUG: unable to handle kernel paging request at virtual address<br>2d31005f<br>[17267534.132000
] printing eip:<br>[17267534.132000] f8d89b7e<br>[17267534.132000] *pde = 00000000<br>[17267534.132000] Oops: 0000 [#1]<br>[17267534.132000] SMP<br>[17267534.132000] Modules linked in: lirc_serial binfmt_misc ipt_TCPMSS<br>
xt_tcpudp ip_nat_irc ip_nat_ftp iptable_nat cpufreq_userspace cpufreq_stats<br>freq_table cpufreq_powersave cpufreq_ondemand cpufreq_conservative video<br>tc1100_wmi sbs sony_acpi i2c_ec asus_acpi it87 hwmon_vid eeprom i2c_isa ipaq
<br>usbserial ppp_async ppp_generic crc_ccitt ip6table_filter ip6_tables sbp2<br>lirc_dev bt878 tvaudio saa7134_alsa tda9887 tuner snd_seq_dummy snd_seq_oss<br>snd_seq_midi snd_seq_midi_event snd_seq nvidia bttv dvb_usb_dtt200u dvb_usb
<br>saa7134 snd_bt87x snd_via82xx dvb_core dvb_pll snd_cmipci snd_opl3_lib snd_hwdep<br>snd_mpu401_uart snd_via82xx_modem snd_ac97_codec snd_ac97_bus snd_pcm_oss<br>snd_mixer_oss snd_pcm snd_timer snd_rawmidi snd_seq_device video_buf v4l1_compat
<br>ir_kbd_i2c ir_common analog via_agp agpgart pcspkr v4l2_common tveeprom videodev<br>gameport snd soundcore snd_page_alloc usbhid vesafb fbcon tileblit font bitblit<br>softcursor vga16fb vgastate capability commoncap fan thermal processor sata_via
<br>libata sd_mod generic ide_disk ide_cd cdrom ohci1394 ieee1394 uhci_hcd ehci_hcd<br>ide_generic reiserfs evdev sg shpchp pci_hotplug btcx_risc i2c_algo_bit<br>i2c_viapro compat_ioctl32 serio_raw skge psmouse sk98lin floppy tsdev slhc
<br>i2c_dev i2c_core usb_storage scsi_mod libusual usbtest usbcore af_packet md_mod<br>dm_mod ipv6 via82cxxx ext2 ext3 jbd hotkey dev_acpi ac pcc_acpi button container<br>battery lp parport_pc ppdev parport iptable_filter xt_state ip_conntrack_ftp
<br>ip_conntrack_irc ipt_REJECT ipt_TOS ipt_MASQUERADE ip_nat ip_conntrack nfnetlink<br>ipt_LOG iptable_mangle ip_tables xt_limit x_tables rfcomm l2cap bluetooth<br>[17267534.132000] CPU: 0<br>[17267534.132000] EIP: 0060:[<f8d89b7e>] Tainted: PF VLI
<br>[17267534.132000] EFLAGS: 00010246 (2.6.17-11-generic #2)<br>[17267534.132000] EIP is at dvb_dvr_poll+0x3e/0x90 [dvb_core]<br>[17267534.132000] eax: 00000000 ebx: 00000106 ecx: f8d89b40 edx: 2d310063<br>[17267534.132000
] esi: ec931960 edi: 2d310033 ebp: f70c5e9c esp: f70c5c10<br>[17267534.132000] ds: 007b es: 007b ss: 0068<br>[17267534.132000] Process mythbackend (pid: 30166, threadinfo=f70c4000<br>task=f2726030)<br>[17267534.132000
] Stack: c012b7c0 f2726030 00000020 ec931960 00000000 c017e085<br>f70c5c54 f70c5fac<br>[17267534.132000] a39fe3f4 a39fe3fc f70c5e94 f70c5e94 00000001 00000000<br>00000000 00000001<br>[17267534.132000] f70c5e94 c017ed60 00000000 00000000 00000001 ec931960
<br>00000000 f2726030<br>[17267534.132000] Call Trace:<br>[17267534.132000] <c012b7c0> process_timeout+0x0/0x10 <c017e085><br>do_sys_poll+0x205/0x400<br>[17267534.132000] <c017ed60> __pollwait+0x0/0xf0 <c011bde0>
<br>default_wake_function+0x0/0x10<br>[17267534.132000] <f8ab58f3> qh_append_tds+0x133/0x540 [ehci_hcd] <f8ab5dca><br>qh_urb_transaction+0xca/0x320 [ehci_hcd]<br>[17267534.132000] <f8ab6b64> ehci_urb_enqueue+0xf4/0xd00 [ehci_hcd] <f8d8b37d>
<br>dvb_dmx_swfilter_packet+0x34d/0x370 [dvb_core]<br>[17267534.132000] <f8a077b9> usb_submit_urb+0x199/0x200 [usbcore] <f8a06e4d><br>hcd_submit_urb+0x1dd/0x930 [usbcore]<br>[17267534.132000] <f8d8ac34> dvb_dmxdev_ts_callback+0xa4/0xd0 [dvb_core]
<br><f8d8b37d> dvb_dmx_swfilter_packet+0x34d/0x370 [dvb_core]<br>[17267534.132000] <c01e3071> rb_insert_color+0x71/0xd0 <f8a077b9><br>usb_submit_urb+0x199/0x200 [usbcore]<br>[17267534.132000] <f8d379d8> dvb_usb_urb_complete+0x88/0x100 [dvb_usb]
<br><c012b819> do_timer+0x39/0x360<br>[17267534.132000] <c010f142> mark_offset_pmtmr+0x22/0xee0 <c010709e><br>timer_interrupt+0x6e/0xb0<br>[17267534.132000] <c0149415> __do_IRQ+0xc5/0x110 <c0105c8e> do_IRQ+0x1e/0x30
<br>[17267534.132000] <c010408a> common_interrupt+0x1a/0x20 <c01e55b9><br>copy_to_user+0x39/0x70<br>[17267534.132000] <f8d9301f> dvb_ringbuffer_read+0xcf/0x100 [dvb_core]<br><f8d89c2f> dvb_dmxdev_buffer_read+0x5f/0x1b0 [dvb_core]
<br>[17267534.132000] <f8ab7afe> ehci_irq+0x11e/0x190 [ehci_hcd] <c016afc9><br>vfs_read+0x119/0x180<br>[17267534.132000] <f8d89d80> dvb_dvr_read+0x0/0x40 [dvb_core] <c017e2bd><br>sys_poll+0x3d/0x50
<br>[17267534.132000] <c0102fbb> sysenter_past_esp+0x54/0x79<br>[17267534.132000] Code: 8b 40 78 8b 78 28 a1 88 d5 d9 f8 85 c0 75 4e 85 db 8d 57<br>30 74 0a 85 d2 74 06 89 d9 89 f0 ff 13 f6 46 18 03 bb 06 01 00 00 75 1a <83> 7f
<br>2c 01 8d 47 1c 19 db e8 84 90 00 00 f7 d3 83 e3 4b 85 c0<br>[17267534.132000] EIP: [<f8d89b7e>] dvb_dvr_poll+0x3e/0x90 [dvb_core] SS:ESP<br>0068:f70c5c10<br>[17267534.132000] <6>usb 3-1: new full speed USB device using uhci_hcd and
<br>address 3<br>[17267534.716000] usb 3-1: not running at top speed; connect to a high speed hub<br>[17267534.736000] usb 3-1: configuration #1 chosen from 1 choice<br>[17267534.740000] dvb-usb: found a 'WideView WT-220U PenType Receiver
<br>(Typhoon/Freecom)' in warm state.<br>[17267534.740000] dvb-usb: will use the device's hardware PID filter (table<br>count: 15).<br>[17267534.744000] DVB: registering new adapter (WideView WT-220U PenType<br>Receiver (Typhoon/Freecom)).
<br>[17267534.744000] DVB: registering frontend 0 (WideView USB DVB-T)...<br>[17267534.744000] input: IR-receiver inside an USB DVB receiver as<br>/class/input/input5<br>[17267534.744000] dvb-usb: schedule remote query interval to 300 msecs.
<br>[17267534.744000] dvb-usb: WideView WT-220U PenType Receiver (Typhoon/Freecom)<br>successfully initialized and connected.<br>[17267537.044000] dvb-usb: recv bulk message failed: -110<br><br><br><br><br>_______________________________________________
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</a><br></blockquote></div><br>