BUG: unable to handle kernel NULL pointer dereference at 0000000000000000 IP: [] mt2060_set_params+0x40/0x2b3 [mt2060] PGD 7c01f067 PUD 7c0b5067 PMD 0 Oops: 0000 [1] SMP last sysfs file: /sys/devices/system/cpu/cpu1/cache/index2/shared_cpu_map CPU 0 Modules linked in: mt2060(N) hso(N) rfkill usb_storage dvb_usb_af9005_remote(N) dvb_usb_af9005(N) dvb_usb(N) dvb_core(N) i2c_core xt_tcpudp xt_pkttype ipt_LOG xt_limit i915 drm snd_pcm_oss snd_mixer_oss binfmt_misc snd_seq snd_seq_device xt_NOTRACK ipt_REJECT xt_state iptable_raw iptable_filter nf_conntrack_netbios_ns cpufreq_conservative nf_conntrack_ipv4 cpufreq_userspace cpufreq_powersave nf_conntrack ip_tables acpi_cpufreq ip6_tables x_tables microcode fuse dm_crypt loop dm_mod ide_cs arc4 ecb crypto_blkcipher pata_pcmcia iwlagn(N) iwlcore(N) led_class pcmcia snd_hda_intel mac80211(N) snd_pcm ppdev sdhci_pci ohci1394 video yenta_socket ricoh_mmc parport_pc cfg80211(N) sdhci snd_timer ieee1394 output irda iTCO_wdt mmc_core wmi rfkill_backport(N) sr_mod serio_raw joydev container button battery ac snd_page_alloc rsrc_nonstatic iTCO_vendor_support snd_hwdep rtc_cmos e1000e parport pcmcia_core rtc_core snd rtc_lib crc_ccitt sg pcspkr cdrom soundcore intel_agp sd_mod crc_t10dif ehci_hcd uhci_hcd usbcore edd ext3 mbcache jbd fan ide_pci_generic piix ide_core ata_generic ata_piix thermal processor thermal_sys hwmon ahci libata scsi_mod dock Supported: No Pid: 5050, comm: kdvb-ad-0-fe-0 Tainted: G 2.6.27.29-0.1-default #1 RIP: 0010:[] [] mt2060_set_params+0x40/0x2b3 [mt2060] RSP: 0018:ffff88005298dd80 EFLAGS: 00010246 RAX: 0000000000000000 RBX: ffff8800558d3c50 RCX: ffff88005298dda0 RDX: 00000002000000c0 RSI: ffff88005298dcaf RDI: ffff88006903ed30 RBP: 000000000000a304 R08: ffff88005298c000 R09: ffff88000103f720 R10: 0000000000000000 R11: 00000000ffffc780 R12: 0000000000000000 R13: ffff8800558d3c00 R14: ffffffffa04e7c5a R15: ffff8800559a9aa0 FS: 0000000000000000(0000) GS:ffffffff80a43080(0000) knlGS:0000000000000000 CS: 0010 DS: 0018 ES: 0018 CR0: 000000008005003b CR2: 0000000000000000 CR3: 000000007cc6f000 CR4: 00000000000006e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 Process kdvb-ad-0-fe-0 (pid: 5050, threadinfo ffff88005298c000, task ffff88005298a380) Stack: ffff0001000100c0 ffff8800559a9aba ffff8800559a9aa0 000004cca051f61f 000000000000ff0c 0000000000000000 63ce8800558d3c00 00000000000000cc 000000000000a304 0000000000000000 ffff8800558d3c00 ffffffffa04e7c5a Call Trace: [] af9005_fe_init+0x80f/0x855 [dvb_usb_af9005] [] dvb_usb_fe_wakeup+0x32/0x38 [dvb_usb] [] dvb_frontend_init+0x3e/0x81 [dvb_core] [] dvb_frontend_thread+0x83/0x62c [dvb_core] [] kthread+0x47/0x73 [] child_rip+0xa/0x11 Code: 48 83 ec 38 4c 8b bf d0 02 00 00 48 8d 74 24 20 41 0f b7 47 18 4c 89 ff c6 44 24 20 0c c6 44 24 21 ff 89 44 24 1c e8 51 fe ff ff <41> 8b 14 24 b9 e8 03 00 00 89 d0 31 d2 f7 f1 89 c5 31 c0 83 bb RIP [] mt2060_set_params+0x40/0x2b3 [mt2060] RSP CR2: 0000000000000000 ---[ end trace ef8b3c4ca44a1a60 ]---