dst(0) dst_error_recovery: Trying to return from previous errors.
dst(0) dst_gpio_outb: mask=[ffffffff], enbb=[0000], outhigh=[0000]
dst(0) dst_gpio_outb: mask=[ffffffff], enbb=[0001], outhigh=[0000]
dst(0) dst_error_recovery: Trying to return from previous errors.
dst(0) dst_gpio_outb: mask=[ffffffff], enbb=[0000], outhigh=[0000]
dst(0) dst_gpio_outb: mask=[ffffffff], enbb=[0001], outhigh=[0000]
dst_put_ci:  Put Command
dst(0) dst_comm_init: Initializing DST.
dst(0) dst_gpio_outb: mask=[ffffffff], enbb=[0001], outhigh=[0000]
dst(0) rdc_reset_state: Resetting state machine
dst(0) dst_gpio_outb: mask=[0002], enbb=[0002], outhigh=[0000]
dst(0) dst_gpio_outb: mask=[0002], enbb=[0002], outhigh=[0002]
writing [ 00 05 00 00 00 00 00 fb ]
dst(0) write_dst: _write_dst error (err == -5, len == 0x08, b0 == 0x00)
dst(0) dst_error_recovery: Trying to return from previous errors.
dst(0) dst_gpio_outb: mask=[ffffffff], enbb=[0000], outhigh=[0000]
dst(0) dst_gpio_outb: mask=[ffffffff], enbb=[0001], outhigh=[0000]
dst(0) write_dst: _write_dst error (err == -5, len == 0x08, b0 == 0x00)
dst(0) dst_error_recovery: Trying to return from previous errors.
dst(0) dst_gpio_outb: mask=[ffffffff], enbb=[0000], outhigh=[0000]
dst(0) dst_gpio_outb: mask=[ffffffff], enbb=[0001], outhigh=[0000]
dst(0) write_dst: RDC 8820 RESET
dst(0) dst_error_bailout: Trying to bailout from previous error.
dst(0) rdc_8820_reset: Resetting DST
dst(0) dst_gpio_outb: mask=[0004], enbb=[0004], outhigh=[0000]
dst(0) dst_gpio_outb: mask=[0004], enbb=[0004], outhigh=[0004]
dst(0) dst_gpio_outb: mask=[ffffffff], enbb=[0000], outhigh=[0000]
dst_ci_command:  Write not successful, trying to recover
dst(0) dst_error_recovery: Trying to return from previous errors.
dst(0) dst_gpio_outb: mask=[ffffffff], enbb=[0000], outhigh=[0000]
dst(0) dst_gpio_outb: mask=[ffffffff], enbb=[0001], outhigh=[0000]
dst(0) dst_error_recovery: Trying to return from previous errors.
dst(0) dst_gpio_outb: mask=[ffffffff], enbb=[0000], outhigh=[0000]
dst(0) dst_gpio_outb: mask=[ffffffff], enbb=[0001], outhigh=[0000]
ca_get_slot_info:  -->dst_put_ci FAILED !
dst_ca_ioctl:  -->CA_GET_SLOT_INFO Failed !
dst_ca_release:  Device closed.
Unable to handle kernel NULL pointer dereference at 0000000000000000 RIP:
<ffffffff8816f550>{:dvb_core:dvb_unregister_device+16}
PGD 0
Oops: 0000 [1] SMP
CPU 0
Modules linked in: dvb_bt8xx dvb_pll dst_ca dst bt878 tuner bttv video_buf ir_common compat_ioctl32 btcx_risc tveeprom videodev v4l1_compat v4l2_common dvb_core ipt_ULOG x_tables nvidia autofs4 it87 hwmon_vid hwmon eeprom i2c_isa i2c_nforce2 ipv6 snd_seq_dummy snd_seq_oss snd_seq_midi_event snd_seq snd_seq_device snd_pcm_oss snd_mixer_oss snd_intel8x0 snd_ac97_codec snd_ac97_bus snd_pcm snd_timer snd_page_alloc snd soundcore af_packet capi capifs kernelcapi ide_cd binfmt_misc isofs loop nls_iso8859_1 nls_cp850 vfat fat video thermal fan container button battery ac cpufreq_ondemand cpufreq_conservative cpufreq_powersave freq_table processor i2c_algo_bit firmware_class i2c_core forcedeth kqemu evdev ns558 joydev analog gameport ohci1394 ieee1394 ehci_hcd ohci_hcd usbcore reiserfs sd_mod sata_nv libata scsi_mod
Pid: 10910, comm: gnutv Tainted: P      2.6.17.4 #1
RIP: 0010:[<ffffffff8816f550>] <ffffffff8816f550>{:dvb_core:dvb_unregister_device+16}
RSP: 0018:ffff81006e70fc78  EFLAGS: 00010282
RAX: 0000000000000000 RBX: ffff81007a21f380 RCX: ffffffff80381a68
RDX: ffffffff80381a68 RSI: 0000000000000000 RDI: ffff81007a21f380
RBP: ffff810070aad680 R08: 00000000000000c8 R09: 0000000000000000
R10: 0000000000000000 R11: ffffffff801186a0 R12: ffff81007c5f2818
R13: ffff81007c5f2818 R14: ffff81007dfbccc0 R15: ffff810068adca40
FS:  0000000040800940(0000) GS:ffffffff80462000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
CR2: 0000000000000000 CR3: 0000000000101000 CR4: 00000000000006e0
Process gnutv (pid: 10910, threadinfo ffff81006e70e000, task ffff81007ba1b7e0)
Stack: ffff810066f5d440 ffffffff882121e2 0000000000000008 ffffffff80180782
       ffff81007d672590 ffff810070aad680 0000000000000000 ffff81007c053680
       ffff81007c053680 0000000000000000
Call Trace: <ffffffff882121e2>{:dst_ca:dst_ca_release+50}
       <ffffffff80180782>{__fput+194} <ffffffff8017d548>{filp_close+104}
       <ffffffff801305ee>{put_files_struct+110} <ffffffff801319cb>{do_exit+635}
       <ffffffff801396ee>{__dequeue_signal+478} <ffffffff80132108>{do_group_exit+200}
       <ffffffff8013b437>{get_signal_to_deliver+1191} <ffffffff80109d63>{sysret_signal+28}
       <ffffffff80109021>{do_signal+129} <ffffffff801f7cc1>{__up_read+33}
       <ffffffff8011bc67>{do_page_fault+1271} <ffffffff8017d548>{filp_close+104}
       <ffffffff80192f00>{do_ioctl+112} <ffffffff801931d2>{vfs_ioctl+674}
       <ffffffff80109d63>{sysret_signal+28} <ffffffff80109fe7>{ptregscall_common+103}

Code: 8b 00 c1 e6 04 0b 77 20 48 8b 3d 29 49 01 00 c1 e0 06 0d 00
RIP <ffffffff8816f550>{:dvb_core:dvb_unregister_device+16} RSP <ffff81006e70fc78>
CR2: 0000000000000000
 <1>Fixing recursive fault but reboot is needed!