A bit more info:<br><br>Current kernel:<br>cat /proc/version<br>Linux version 2.6.17-1.2548.fc6 (<a href="mailto:brewbuilder@hs20-bc2-4.build.redhat.com">brewbuilder@hs20-bc2-4.build.redhat.com</a>) (gcc version 4.1.1 20060802 (Red Hat
4.1.1-14)) #1 SMP Thu Aug 10 22:30:28 EDT 2006<br><br>And I plug the Artec in and get on dmesg:<br>dvb-usb: found a 'Artec T1 USB1.1 TVBOX with AN2235' in warm state.<br>dvb-usb: will use the device's hardware PID filter (table count: 16).
<br>dvb-usb: bulk message failed: -22 (3/-1020895824)<br>DVB: registering new adapter (Artec T1 USB1.1 TVBOX with AN2235).<br>PM: Adding info for No Bus:i2c-1<br>dvb-usb: bulk message failed: -22 (6/2097734)<br>BUG: unable to handle kernel NULL pointer dereference at virtual address 0000019c
<br> printing eip:<br>e0d1e0bd<br>*pde = 00000000<br>Oops: 0002 [#1]<br>SMP<br>last sysfs file: /devices/pci0000:00/0000:00:1e.0/0000:02:09.1/usb4/4-1/usbdev4.2_ep00/dev<br>Modules linked in: dvb_usb_dibusb_mb dvb_usb_dibusb_common dvb_usb dvb_pll dib3000mc dib3000mb dib3000_common vfat fat sg autofs4 hidp rfcomm l2cap bluetooth sunrpc xt_state ip_conntrack nfnetlink xt_tcpudp ip6table_filter ip6_tables x_tables xfs video sbs i2c_ec button battery asus_acpi ac ipv6 parport_pc lp parport floppy dvb_ttusb_budget lnbp21 tda1004x ves1820 stv0299 dvb_core tda8083 stv0297 cx22700 i2c_core snd_ens1371 gameport snd_rawmidi snd_ac97_codec snd_ac97_bus snd_seq_dummy snd_seq_oss snd_seq_midi_event snd_seq snd_seq_device snd_pcm_oss ehci_hcd snd_mixer_oss pcspkr uhci_hcd snd_pcm serio_raw ohci_hcd e100 i82860_edac snd_timer mii edac_mc snd soundcore snd_page_alloc ide_cd cdrom dm_snapshot dm_zero dm_mirror dm_mod ext3 jbd aic7xxx scsi_transport_spi usb_storage sd_mod scsi_mod
<br>CPU: 0<br>EIP: 0060:[<e0d1e0bd>] Not tainted VLI<br>EFLAGS: 00210246 (2.6.17-1.2548.fc6 #1)<br>EIP is at dibusb_dib3000mb_frontend_attach+0x33/0x59 [dvb_usb_dibusb_mb]<br>eax: ffffffed ebx: c3ce3000 ecx: 00000000 edx: 00000200
<br>esi: c3fad354 edi: 00000000 ebp: c3265dac esp: c3265da0<br>ds: 007b es: 007b ss: 0068<br>Process modprobe (pid: 2943, ti=c3265000 task=c1d42000 task.ti=c3265000)<br>Stack: 08ce3912 c3ce3000 e0d20128 c3265db8 e0d1813f c3ce3000 c3265dec e0d1762e
<br> c05859a7 e0d20ce4 e0d20e00 d41ce0bc c3e34d60 e0d1fccc e0d1fccc 00000000<br> d41ce0bc e0d1f5e0 e0d1f628 c3265dfc e0d1e047 00000000 d41ce0bc c3265e0c<br>Call Trace:<br> [<e0d1813f>] dvb_usb_fe_init+0x2a/0xd1 [dvb_usb]
<br> [<e0d1762e>] dvb_usb_device_init+0x2fc/0x372 [dvb_usb]<br> [<e0d1e047>] dibusb_probe+0x2f/0x72 [dvb_usb_dibusb_mb]<br> [<c0585caf>] usb_probe_interface+0x5b/0x88<br> [<c05548ce>] driver_probe_device+0x45/0x92
<br> [<c05549fb>] __driver_attach+0x68/0x93<br> [<c0554347>] bus_for_each_dev+0x3a/0x5f<br> [<c0554829>] driver_attach+0x14/0x17<br> [<c055401e>] bus_add_driver+0x68/0x106<br> [<c0554ca4>] driver_register+0x78/0x7d
<br> [<c0585ad7>] usb_register_driver+0x65/0xc3<br> [<e083c013>] dibusb_module_init+0x13/0x2d [dvb_usb_dibusb_mb]<br> [<c044260a>] sys_init_module+0x16ad/0x1856<br> [<c0403faf>] syscall_call+0x7/0xb
<br>DWARF2 unwinder stuck at syscall_call+0x7/0xb<br>Leftover inexact backtrace:<br> [<c0405379>] show_stack_log_lvl+0x8a/0x95<br> [<c04054b1>] show_registers+0x12d/0x19a<br> [<c04056ae>] die+0x190/0x293
<br> [<c0614e0d>] do_page_fault+0x3dc/0x4a4<br> [<c0404be1>] error_code+0x39/0x40<br> [<e0d1813f>] dvb_usb_fe_init+0x2a/0xd1 [dvb_usb]<br> [<e0d1762e>] dvb_usb_device_init+0x2fc/0x372 [dvb_usb]<br>
[<e0d1e047>] dibusb_probe+0x2f/0x72 [dvb_usb_dibusb_mb]<br> [<c0585caf>] usb_probe_interface+0x5b/0x88<br> [<c05548ce>] driver_probe_device+0x45/0x92<br> [<c05549fb>] __driver_attach+0x68/0x93<br>
[<c0554347>] bus_for_each_dev+0x3a/0x5f<br> [<c0554829>] driver_attach+0x14/0x17<br> [<c055401e>] bus_add_driver+0x68/0x106<br> [<c0554ca4>] driver_register+0x78/0x7d<br> [<c0585ad7>] usb_register_driver+0x65/0xc3
<br> [<e083c013>] dibusb_module_init+0x13/0x2d [dvb_usb_dibusb_mb]<br> [<c044260a>] sys_init_module+0x16ad/0x1856<br> [<c0403faf>] syscall_call+0x7/0xb<br>Code: ec 04 8b b0 88 0d 00 00 8d 90 98 05 00 00 8d 45 f7 c6 45 f7 08 89 f1 e8 a7 e3 dd ff 85 c0 89 83 f8 0c 00 00 75 1b b8 ed ff ff ff <c7> 05 9c 01 00 00 00 7e d1 e0 c7 05 a4 01 00 00 18 7f d1 e0 eb
<br>EIP: [<e0d1e0bd>] dibusb_dib3000mb_frontend_attach+0x33/0x59 [dvb_usb_dibusb_mb] SS:ESP 0068:c3265da0<br><br><br><div><span class="gmail_quote">On 07/08/06, <b class="gmail_sendername">Markus Rechberger</b> <
<a href="mailto:mrechberger@gmail.com">mrechberger@gmail.com</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;">On 8/7/06, Markus Rechberger <
<a href="mailto:mrechberger@gmail.com">mrechberger@gmail.com</a>> wrote:<br>> Hi,<br>><br>> this is very likely a problem with the usb driver.<br>> Error 22 means Invalid Argument.. so the driver tries to set up
<br>> something in a wrong way... Would be interesting to see what the<br>> driver tries to send to the device. You'd need to add debug for that<br>> since the driver has no extensive debugging mode.<br><br>ok not sure about the debugging mode ... mistaked it with a posting in
<br>the alsa ML..<br></blockquote></div><br>