[linux-dvb] Random Oops

Benjamin Gillam bsg104 at soton.ac.uk
Tue Mar 13 23:45:25 CET 2007


Why am I getting these random kernel Oops? Is it DVB's fault or something else? 
I have no knowledge of DVB or kernel internals...

Kind regards,

Benjie.


[17267534.120000] ehci_hcd 0000:00:10.4: fatal error
[17267534.120000] ehci_hcd 0000:00:10.4: HC died; cleaning up
[17267534.120000] usb 1-3: USB disconnect, address 2
[17267534.120000] dvb-usb: bulk message failed: -22 (1/-909000848)
[17267534.124000] dvb-usb: WideView WT-220U PenType Receiver (Typhoon/Freecom) 
successfully deinitialized and disconnected.
[17267534.132000] BUG: unable to handle kernel paging request at virtual address 
2d31005f
[17267534.132000]  printing eip:
[17267534.132000] f8d89b7e
[17267534.132000] *pde = 00000000
[17267534.132000] Oops: 0000 [#1]
[17267534.132000] SMP
[17267534.132000] Modules linked in: lirc_serial binfmt_misc ipt_TCPMSS 
xt_tcpudp ip_nat_irc ip_nat_ftp iptable_nat cpufreq_userspace cpufreq_stats 
freq_table cpufreq_powersave cpufreq_ondemand cpufreq_conservative video 
tc1100_wmi sbs sony_acpi i2c_ec asus_acpi it87 hwmon_vid eeprom i2c_isa ipaq 
usbserial ppp_async ppp_generic crc_ccitt ip6table_filter ip6_tables sbp2 
lirc_dev bt878 tvaudio saa7134_alsa tda9887 tuner snd_seq_dummy snd_seq_oss 
snd_seq_midi snd_seq_midi_event snd_seq nvidia bttv dvb_usb_dtt200u dvb_usb 
saa7134 snd_bt87x snd_via82xx dvb_core dvb_pll snd_cmipci snd_opl3_lib snd_hwdep 
snd_mpu401_uart snd_via82xx_modem snd_ac97_codec snd_ac97_bus snd_pcm_oss 
snd_mixer_oss snd_pcm snd_timer snd_rawmidi snd_seq_device video_buf v4l1_compat 
ir_kbd_i2c ir_common analog via_agp agpgart pcspkr v4l2_common tveeprom videodev 
gameport snd soundcore snd_page_alloc usbhid vesafb fbcon tileblit font bitblit 
softcursor vga16fb vgastate capability commoncap fan thermal processor sata_via 
libata sd_mod generic ide_disk ide_cd cdrom ohci1394 ieee1394 uhci_hcd ehci_hcd 
ide_generic reiserfs evdev sg shpchp pci_hotplug btcx_risc i2c_algo_bit 
i2c_viapro compat_ioctl32 serio_raw skge psmouse sk98lin floppy tsdev slhc 
i2c_dev i2c_core usb_storage scsi_mod libusual usbtest usbcore af_packet md_mod 
dm_mod ipv6 via82cxxx ext2 ext3 jbd hotkey dev_acpi ac pcc_acpi button container 
battery lp parport_pc ppdev parport iptable_filter xt_state ip_conntrack_ftp 
ip_conntrack_irc ipt_REJECT ipt_TOS ipt_MASQUERADE ip_nat ip_conntrack nfnetlink 
ipt_LOG iptable_mangle ip_tables xt_limit x_tables rfcomm l2cap bluetooth
[17267534.132000] CPU:    0
[17267534.132000] EIP:    0060:[<f8d89b7e>]    Tainted: PF     VLI
[17267534.132000] EFLAGS: 00010246   (2.6.17-11-generic #2)
[17267534.132000] EIP is at dvb_dvr_poll+0x3e/0x90 [dvb_core]
[17267534.132000] eax: 00000000   ebx: 00000106   ecx: f8d89b40   edx: 2d310063
[17267534.132000] esi: ec931960   edi: 2d310033   ebp: f70c5e9c   esp: f70c5c10
[17267534.132000] ds: 007b   es: 007b   ss: 0068
[17267534.132000] Process mythbackend (pid: 30166, threadinfo=f70c4000 
task=f2726030)
[17267534.132000] Stack: c012b7c0 f2726030 00000020 ec931960 00000000 c017e085 
f70c5c54 f70c5fac
[17267534.132000]        a39fe3f4 a39fe3fc f70c5e94 f70c5e94 00000001 00000000 
00000000 00000001
[17267534.132000]        f70c5e94 c017ed60 00000000 00000000 00000001 ec931960 
00000000 f2726030
[17267534.132000] Call Trace:
[17267534.132000]  <c012b7c0> process_timeout+0x0/0x10  <c017e085> 
do_sys_poll+0x205/0x400
[17267534.132000]  <c017ed60> __pollwait+0x0/0xf0  <c011bde0> 
default_wake_function+0x0/0x10
[17267534.132000]  <f8ab58f3> qh_append_tds+0x133/0x540 [ehci_hcd]  <f8ab5dca> 
qh_urb_transaction+0xca/0x320 [ehci_hcd]
[17267534.132000]  <f8ab6b64> ehci_urb_enqueue+0xf4/0xd00 [ehci_hcd]  <f8d8b37d> 
dvb_dmx_swfilter_packet+0x34d/0x370 [dvb_core]
[17267534.132000]  <f8a077b9> usb_submit_urb+0x199/0x200 [usbcore]  <f8a06e4d> 
hcd_submit_urb+0x1dd/0x930 [usbcore]
[17267534.132000]  <f8d8ac34> dvb_dmxdev_ts_callback+0xa4/0xd0 [dvb_core] 
<f8d8b37d> dvb_dmx_swfilter_packet+0x34d/0x370 [dvb_core]
[17267534.132000]  <c01e3071> rb_insert_color+0x71/0xd0  <f8a077b9> 
usb_submit_urb+0x199/0x200 [usbcore]
[17267534.132000]  <f8d379d8> dvb_usb_urb_complete+0x88/0x100 [dvb_usb] 
<c012b819> do_timer+0x39/0x360
[17267534.132000]  <c010f142> mark_offset_pmtmr+0x22/0xee0  <c010709e> 
timer_interrupt+0x6e/0xb0
[17267534.132000]  <c0149415> __do_IRQ+0xc5/0x110  <c0105c8e> do_IRQ+0x1e/0x30
[17267534.132000]  <c010408a> common_interrupt+0x1a/0x20  <c01e55b9> 
copy_to_user+0x39/0x70
[17267534.132000]  <f8d9301f> dvb_ringbuffer_read+0xcf/0x100 [dvb_core] 
<f8d89c2f> dvb_dmxdev_buffer_read+0x5f/0x1b0 [dvb_core]
[17267534.132000]  <f8ab7afe> ehci_irq+0x11e/0x190 [ehci_hcd]  <c016afc9> 
vfs_read+0x119/0x180
[17267534.132000]  <f8d89d80> dvb_dvr_read+0x0/0x40 [dvb_core]  <c017e2bd> 
sys_poll+0x3d/0x50
[17267534.132000]  <c0102fbb> sysenter_past_esp+0x54/0x79
[17267534.132000] Code: 8b 40 78 8b 78 28 a1 88 d5 d9 f8 85 c0 75 4e 85 db 8d 57 
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 
2c 01 8d 47 1c 19 db e8 84 90 00 00 f7 d3 83 e3 4b 85 c0
[17267534.132000] EIP: [<f8d89b7e>] dvb_dvr_poll+0x3e/0x90 [dvb_core] SS:ESP 
0068:f70c5c10
[17267534.132000]  <6>usb 3-1: new full speed USB device using uhci_hcd and 
address 3
[17267534.716000] usb 3-1: not running at top speed; connect to a high speed hub
[17267534.736000] usb 3-1: configuration #1 chosen from 1 choice
[17267534.740000] dvb-usb: found a 'WideView WT-220U PenType Receiver 
(Typhoon/Freecom)' in warm state.
[17267534.740000] dvb-usb: will use the device's hardware PID filter (table 
count: 15).
[17267534.744000] DVB: registering new adapter (WideView WT-220U PenType 
Receiver (Typhoon/Freecom)).
[17267534.744000] DVB: registering frontend 0 (WideView USB DVB-T)...
[17267534.744000] input: IR-receiver inside an USB DVB receiver as 
/class/input/input5
[17267534.744000] dvb-usb: schedule remote query interval to 300 msecs.
[17267534.744000] dvb-usb: WideView WT-220U PenType Receiver (Typhoon/Freecom) 
successfully initialized and connected.
[17267537.044000] dvb-usb: recv bulk message failed: -110






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