[  181.910174] xc5000: waiting for firmware upload (dvb-fe-xc5000-1.6.114.fw)...
[  181.914100] xc5000: firmware read 12401 bytes.
[  181.914106] xc5000: firmware uploading...
[  183.500023] xc5000: firmware upload complete...
[  197.948801] BUG: unable to handle kernel paging request at 0000010100000028
[  197.948815] IP: [<ffffffffa0084563>] videobuf_dma_unmap+0x43/0xb0 [videobuf_dma_sg]
[  197.948834] PGD 0 
[  197.948840] Oops: 0000 [#1] SMP 
[  197.948846] last sysfs file: /sys/devices/pci0000:00/0000:00:14.4/0000:04:0e.0/local_cpus
[  197.948852] CPU 1 
[  197.948855] Modules linked in: nls_utf8 isofs binfmt_misc lirc_imon(C) nvidia(P) xc5000 snd_hda_codec_realtek s5h1411 s5h1409 snd_hda_intel snd_hda_codec snd_hwdep snd_pcm ir_lirc_codec lirc_dev snd_seq_midi ir_sony_decoder snd_rawmidi ir_jvc_decoder snd_seq_midi_event snd_seq ir_rc6_decoder ir_rc5_decoder cx23885 snd_timer snd_seq_device cx2341x rc_imon_pad ir_nec_decoder v4l2_common ppdev snd videodev imon v4l1_compat v4l2_compat_ioctl32 videobuf_dma_sg ir_core videobuf_dvb edac_core soundcore parport_pc dvb_core k8temp i2c_piix4 snd_page_alloc edac_mce_amd videobuf_core btcx_risc tveeprom lp parport dm_raid45 usbhid hid xor firewire_ohci firewire_core crc_itu_t ahci r8169 mii libahci pata_atiixp
[  197.948945] 
[  197.948953] Pid: 2402, comm: cx23885[0] dvb Tainted: P         C  2.6.35-22-generic #33-Ubuntu GA-MA770-UD3/GA-MA770-UD3
[  197.948960] RIP: 0010:[<ffffffffa0084563>]  [<ffffffffa0084563>] videobuf_dma_unmap+0x43/0xb0 [videobuf_dma_sg]
[  197.948973] RSP: 0018:ffff880106815dc0  EFLAGS: 00010246
[  197.948978] RAX: 0000010100000000 RBX: ffff88011a4dc0f8 RCX: 0000000000000002
[  197.948983] RDX: 0000000000000006 RSI: ffffc90011161000 RDI: ffff88013b7570a0
[  197.948989] RBP: ffff880106815dd0 R08: ffff880106814000 R09: 00000000ffffffff
[  197.948994] R10: 00000000ffffffff R11: 0000000000000001 R12: ffff880122c51028
[  197.949000] R13: ffff88011a4dc0f8 R14: ffff880122c51028 R15: ffff8801263444a0
[  197.949006] FS:  00007ff682082840(0000) GS:ffff880001e80000(0000) knlGS:0000000000000000
[  197.949012] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
[  197.949017] CR2: 0000010100000028 CR3: 000000011dda1000 CR4: 00000000000006e0
[  197.949022] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[  197.949027] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
[  197.949033] Process cx23885[0] dvb (pid: 2402, threadinfo ffff880106814000, task ffff8801263444a0)
[  197.949038] Stack:
[  197.949041]  ffff88011a4dc0f8 ffff88011a4dc000 ffff880106815e00 ffffffffa0b4712a
[  197.949049] <0> ffff880106815df0 ffff880122c51028 ffff880122c51028 ffff880122c51128
[  197.949058] <0> ffff880106815e10 ffffffffa0b48d5e ffff880106815e40 ffffffffa00dd457
[  197.949068] Call Trace:
[  197.949090]  [<ffffffffa0b4712a>] cx23885_free_buffer+0x5a/0xa0 [cx23885]
[  197.949107]  [<ffffffffa0b48d5e>] dvb_buf_release+0xe/0x10 [cx23885]
[  197.949120]  [<ffffffffa00dd457>] videobuf_queue_cancel+0xf7/0x120 [videobuf_core]
[  197.949133]  [<ffffffffa00dd4e7>] __videobuf_read_stop+0x17/0x70 [videobuf_core]
[  197.949144]  [<ffffffffa00dd55e>] videobuf_read_stop+0x1e/0x30 [videobuf_core]
[  197.949155]  [<ffffffffa00048c8>] videobuf_dvb_thread+0x168/0x1e0 [videobuf_dvb]
[  197.949165]  [<ffffffffa0004760>] ? videobuf_dvb_thread+0x0/0x1e0 [videobuf_dvb]
[  197.949175]  [<ffffffff8107f0b6>] kthread+0x96/0xa0
[  197.949184]  [<ffffffff8100aee4>] kernel_thread_helper+0x4/0x10
[  197.949191]  [<ffffffff8107f020>] ? kthread+0x0/0xa0
[  197.949197]  [<ffffffff8100aee0>] ? kernel_thread_helper+0x0/0x10
[  197.949201] Code: 19 75 6e 8b 53 28 85 d2 74 4b 48 8b 7f 28 8b 4b 30 48 8b 73 20 48 85 ff 74 4e 48 8b 87 e8 01 00 00 48 85 c0 74 42 83 f9 02 77 5d <48> 8b 40 28 48 85 c0 74 0a 45 31 c0 90 ff d0 48 8b 73 20 48 89 
[  197.949265] RIP  [<ffffffffa0084563>] videobuf_dma_unmap+0x43/0xb0 [videobuf_dma_sg]
[  197.949276]  RSP <ffff880106815dc0>
[  197.949280] CR2: 0000010100000028
[  197.949285] ---[ end trace 2f31458271156ed8 ]---