BUG: unable to handle kernel paging request at ffffc90005459200 IP: [] memcpy+0xd/0x110 PGD 237019067 PUD 23701a067 PMD a972067 PTE 0 Oops: 0002 [#1] SMP Modules linked in: cuse rfcomm bnep bluetooth binfmt_misc nls_iso8859_1 joydev snd_hda_codec_hdmi snd_hda_codec_realtek eeepc_wmi asus_wmi sparse_keymap ivtv_alsa mxm_wmi tuner_simple tuner_types tuner msp3400 snd_hda_intel snd_hda_codec snd_hwdep snd_pcm saa7115 snd_page_alloc snd_seq_midi intel_rapl x86_pkg_temp_thermal intel_powerclamp coretemp snd_seq_midi_event snd_rawmidi kvm snd_seq crct10dif_pclmul crc32_pclmul snd_seq_device snd_timer aesni_intel aes_x86_64 lrw gf128mul glue_helper ablk_helper cryptd serio_raw ivtv tveeprom cx2341x snd v4l2_common i915 mei_me lpc_ich videodev mei video drm_kms_helper shpchp drm mac_hid i2c_algo_bit soundcore wmi parport_pc ppdev lp parport usb_storage hid_generic usbhid hid psmouse ahci r8169 libahci mii CPU: 3 PID: 371 Comm: ivtv0 Not tainted 3.13.0-76-generic #120-Ubuntu Hardware name: System manufacturer System Product Name/P8Z68-V LX, BIOS 0401 07/15/2011 task: ffff8802337b0000 ti: ffff8802337b8000 task.ti: ffff8802337b8000 RIP: 0010:[] [] memcpy+0xd/0x110 RSP: 0018:ffff8802337b9df8 EFLAGS: 00010246 RAX: ffffc90005459200 RBX: 0000000000000004 RCX: 0000000000000240 RDX: 0000000000000000 RSI: ffff88022a9e6000 RDI: ffffc90005459200 RBP: ffff8802337b9e40 R08: 0000000000000000 R09: ffff88022a9e6000 R10: 0000000000000129 R11: 0000000000000138 R12: ffff8800069ce800 R13: ffff88023101b200 R14: ffff8802312ec4c0 R15: 0000000000000480 FS: 0000000000000000(0000) GS:ffff88023fb80000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffffc90005459200 CR3: 000000000dc0e000 CR4: 00000000000407e0 Stack: ffffffffa02b5975 0000000000000246 ffff8802312ecd80 ffff8802337b9e40 ffff8802337c1208 ffff8802337c08f8 ffff8802337c09c8 ffff8802337c0988 ffff8802337c09a8 ffff8802337b9e80 ffffffffa0299869 ffff8802312ecd80 Call Trace: [] ? ivtv_alsa_announce_pcm_data+0x235/0x2b0 [ivtv_alsa] [] ivtv_irq_work_handler+0x1c9/0x290 [ivtv] [] kthread_worker_fn+0x4d/0x1d0 [] ? kthread_stop+0xe0/0xe0 [] kthread+0xd2/0xf0 [] ? kthread_create_on_node+0x1c0/0x1c0 [] ret_from_fork+0x58/0x90 [] ? kthread_create_on_node+0x1c0/0x1c0 Code: 43 4e 5b 5d c3 66 0f 1f 84 00 00 00 00 00 e8 fb fb ff ff eb e2 90 90 90 90 90 90 90 90 90 48 89 f8 48 89 d1 48 c1 e9 03 83 e2 07 48 a5 89 d1 f3 a4 c3 20 4c 8b 06 4c 8b 4e 08 4c 8b 56 10 4c RIP [] memcpy+0xd/0x110 RSP CR2: ffffc90005459200 ---[ end trace 5fdc005207b2830b ]---