Kernel oops

Binary package hint: linux-image-2.6-amd64-k8

I was just listening to some mp3s with rhythmbox. Beyond that the box was running general gnome stuff and vdr. Not sure why this happened, it didn't seem to co-incide with anything and hasn't happened before.

May 30 22:21:29 localhost kernel: [ 5578.633001] Unable to handle kernel NULL pointer dereference at 0000000000000008 RIP:
May 30 22:21:29 localhost kernel: [ 5578.633004] <ffffffff8020e6a2>{radix_tree_gang_lookup+322}
May 30 22:21:29 localhost kernel: [ 5578.633010] PGD 2dc9b067 PUD 2dc58067 PMD 0
May 30 22:21:29 localhost kernel: [ 5578.633014] Oops: 0000 [1] PREEMPT SMP
May 30 22:21:29 localhost kernel: [ 5578.633016] CPU 0
May 30 22:21:29 localhost kernel: [ 5578.633017] Modules linked in: wlan_wep binfmt_misc rfcomm l2cap ipv6 af_packet powernow_k8 cpufreq_userspace cpufreq_stats freq_table cpufreq_powersave cpufreq_ondemand cpufreq_conservative video tc1100_wmi sony_acpi pcc_acpi hotkey dev_acpi container button acpi_sbs battery ac i2c_acpi_ec dm_mod md_mod w83627hf hwmon_vid i2c_isa sbp2 lp ov511 hci_usb bluetooth tsdev snd_emu10k1_synth snd_emux_synth snd_seq_virmidi snd_seq_midi_emul snd_seq_dummy snd_seq_oss snd_seq_midi snd_seq_midi_event snd_seq usbhid ati_remote snd_emu10k1 cx88_blackbird snd_rawmidi snd_ac97_codec snd_ac97_bus snd_pcm_oss snd_mixer_oss cx88_dvb cx8802 cx8800 cx88xx i2c_algo_bit ir_common v4l1_compat v4l2_common i2c_viapro nvidia tveeprom mt352 or51132 video_buf_dvb dvb_core parport_pc parport psmouse pcspkr serio_raw snd_pcm snd_seq_device btcx_risc emu10k1_gp shpchp pci_hotplug video_buf nxt200x lgdt330x cx22702 i2c_core dvb_pll via_velocity snd_timer snd_page_alloc snd_util_mem videodev gameport snd_hwde
May 30 22:21:29 localhost kernel: snd crc_ccitt ath_pci ath_rate_sample soundcore wlan ath_hal sg evdev ext3 jbd ide_generic ehci_hcd uhci_hcd usbcore ohci1394 ieee1394 ide_cd cdrom via82cxxx generic sd_mod sata_via libata scsi_mod thermal processor fan capability commoncap vga16fb cfbcopyarea vgastate cfbimgblt cfbfillrect fbcon tileblit font bitblit softcursor
May 30 22:21:29 localhost kernel: [ 5578.633064] Pid: 5703, comm: rhythmbox Tainted: P 2.6.15-23-amd64-k8 #1
May 30 22:21:29 localhost kernel: [ 5578.633067] RIP: 0010:[radix_tree_gang_lookup+322/400] <ffffffff8020e6a2>{radix_tree_gang_lookup+322}
May 30 22:21:29 localhost kernel: [ 5578.633072] RSP: 0018:ffff81002dc6daa8 EFLAGS: 00010093
May 30 22:21:29 localhost kernel: [ 5578.633075] RAX: 0000000060000000 RBX: ffff81003a9ef9f8 RCX: 000000005ffffffa
May 30 22:21:29 localhost kernel: [ 5578.633078] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
May 30 22:21:29 localhost kernel: [ 5578.633080] RBP: 000000000000000e R08: 0000000000000000 R09: 0000000000000000
May 30 22:21:29 localhost kernel: [ 5578.633083] R10: 0000000010000000 R11: 0000000000000006 R12: ffff81003a9ef9f8
May 30 22:21:29 localhost kernel: [ 5578.633086] R13: ffff81002dc6db48 R14: 000000000000000e R15: fffff2a8e828ec83
May 30 22:21:29 localhost kernel: [ 5578.633090] FS: 00002aaab0a7f4d0(0000) GS:ffffffff80446800(0000) knlGS:00000000561bfe80
May 30 22:21:29 localhost kernel: [ 5578.633092] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b
May 30 22:21:29 localhost kernel: [ 5578.633095] CR2: 0000000000000008 CR3: 000000002dd56000 CR4: 00000000000006e0
May 30 22:21:29 localhost kernel: [ 5578.633098] Process rhythmbox (pid: 5703, threadinfo ffff81002dc6c000, task ffff81002f000240)
May 30 22:21:29 localhost kernel: [ 5578.633100] Stack: ffff81002dc6db48 ffff81003a9ef9f8 ffff81002dc6db48 000000000000000e
May 30 22:21:29 localhost kernel: [ 5578.633106] 0000000000000000 ffff81003a9efa08 ffff81003a9ef9f0 ffffffff80167499
May 30 22:21:29 localhost kernel: [ 5578.633110] ffff81002dc6db38 0000000000000000
May 30 22:21:29 localhost kernel: [ 5578.633113] Call Trace:<ffffffff80167499>{find_get_pages+73} <ffffffff801737a7>{pagevec_lookup+23}
May 30 22:21:29 localhost kernel: [ 5578.633132] <ffffffff80174745>{invalidate_mapping_pages+245} <ffffffff80190b90>{invalidate_bh_lru+0}
May 30 22:21:29 localhost kernel: [ 5578.633142] <ffffffff80190b90>{invalidate_bh_lru+0} <ffffffff8011e831>{__smp_call_function+49}
May 30 22:21:29 localhost kernel: [ 5578.633149] <ffffffff8011e95b>{smp_call_function+75} <ffffffff801aa48a>{__invalidate_device+74}
May 30 22:21:29 localhost kernel: [ 5578.633167] <ffffffff80195f75>{check_disk_change+53} <ffffffff880925de>{:cdrom:cdrom_open+2494}
May 30 22:21:29 localhost kernel: [ 5578.633183] <ffffffff801a8ddc>{__d_lookup+268} <ffffffff8019d8e5>{do_lookup+117}
May 30 22:21:29 localhost kernel: [ 5578.633196] <ffffffff801a7a41>{dput+33} <ffffffff8019e816>{__link_path_walk+3510}
May 30 22:21:29 localhost kernel: [ 5578.633208] <ffffffff801ac30c>{mntput_no_expire+28} <ffffffff8019ea7e>{link_path_walk+254}
May 30 22:21:29 localhost kernel: [ 5578.633223] <ffffffff8020c712>{kobject_get+18} <ffffffff8020368c>{get_disk+156}
May 30 22:21:29 localhost kernel: [ 5578.633232] <ffffffff8020372c>{exact_lock+12} <ffffffff8809d6ca>{:ide_cd:idecd_open+186}
May 30 22:21:29 localhost kernel: [ 5578.633248] <ffffffff80196c50>{blkdev_open+0} <ffffffff801968ee>{do_open+190}
May 30 22:21:29 localhost kernel: [ 5578.633257] <ffffffff801961b6>{bdget+278} <ffffffff80196c50>{blkdev_open+0}
May 30 22:21:29 localhost kernel: [ 5578.633267] <ffffffff80196c7f>{blkdev_open+47} <ffffffff8018d09c>{__dentry_open+316}
May 30 22:21:29 localhost kernel: [ 5578.633277] <ffffffff8018d2ee>{filp_open+46} <ffffffff8018c47a>{get_unused_fd+234}
May 30 22:21:29 localhost kernel: [ 5578.633295] <ffffffff8018d451>{do_sys_open+81} <ffffffff8010fede>{system_call+126}
May 30 22:21:29 localhost kernel: [ 5578.633310]
May 30 22:21:29 localhost kernel: [ 5578.633323]
May 30 22:21:29 localhost kernel: [ 5578.633324] Code: 4a 8b 44 c6 08 48 85 c0 0f 85 6f ff ff ff 41 bb 01 00 00 00
May 30 22:21:29 localhost kernel: [ 5578.633331] RIP <ffffffff8020e6a2>{radix_tree_gang_lookup+322} RSP <ffff81002dc6daa8>
May 30 22:21:29 localhost kernel: [ 5578.633335] CR2: 0000000000000008
May 30 22:21:29 localhost kernel: [ 5578.633337] <6>note: rhythmbox[5703] exited with preempt_count 1