amd64 kernel panic

Single core AMD64 3000+ -- not sure what caused this, happened soon after enabling desktop-effects. ATI Radeon Mobility 9600 using open source radeon driver.

[ 1663.242494] Unable to handle kernel paging request at 00000000a0bc467a RIP:

[ 1663.242503] [<ffffffff8028b408>] __wake_up_common+0x28/0x80

[ 1663.242514] PGD 0

[ 1663.242516] Oops: 0000 [1] SMP

[ 1663.242519] CPU 0

[ 1663.242521] Modules linked in: isofs udf binfmt_misc rfcomm l2cap bluetooth ppdev radeon drm powernow_k8 cpufreq_powersave cpufreq_ondemand cpufreq_userspace cpufreq_conservative cpufreq_stats freq_table dev_acpi pcc_acpi sony_acpi tc1100_wmi ac video button battery sbs asus_acpi backlight i2c_ec container dock ipv6 af_packet sbp2 parport_pc lp parport arc4 ecb blkcipher rc80211_simple joydev snd_via82xx_modem snd_seq_dummy snd_seq_oss snd_seq_midi snd_seq_midi_event snd_via82xx gameport snd_ac97_codec ac97_bus snd_pcm_oss snd_mixer_oss snd_seq pcmcia serio_raw prism54pci prism54common snd_pcm snd_timer snd_mpu401_uart via_ircc irda crc_ccitt snd_rawmidi snd_seq_device mac80211 psmouse pcspkr k8temp snd soundcore snd_page_alloc shpchp cfg80211 i2c_viapro i2c_core yenta_socket rsrc_nonstatic pcmcia_core pci_hotplug tsdev evdev ext3 jbd mbcache ide_cd cdrom ide_disk via82cxxx generic via_rhine mii ohci1394 ieee1394 ata_generic libata scsi_mod ehci_hcd uhci_hcd usbcore thermal processor fan fbcon tileblit font bitblit softcursor vesafb cfbcopyarea cfbimgblt cfbfillrect capability commoncap

[ 1663.242582] Pid: 7202, comm: scp Not tainted 2.6.20-13-generic #2

[ 1663.242586] RIP: 0010:[<ffffffff8028b408>] [<ffffffff8028b408>] __wake_up_common+0x28/0x80

[ 1663.242592] RSP: 0018:ffff81002e943ae8 EFLAGS: 00010007

[ 1663.242595] RAX: 00000000a0bc467a RBX: ffff8100000030d8 RCX: 0000000000000000

[ 1663.242599] RDX: 0000000000000001 RSI: 0000000000000003 RDI: ffff8100000030d8

[ 1663.242603] RBP: ffff81002e943b18 R08: ffff81002e943b68 R09: 0000000000001000

[ 1663.242607] R10: 0000000000000080 R11: ffff81004ed85e88 R12: ffff81002e943b68

[ 1663.242611] R13: 0000000000000001 R14: ffff8100000030e0 R15: ffff81002e943b68

[ 1663.242615] FS: 00002b38e7adc6b0(0000) GS:ffffffff8054d000(0000) knlGS:0000000000000000

[ 1663.242618] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b

[ 1663.242621] CR2: 00000000a0bc467a CR3: 000000002d79a000 CR4: 00000000000006e0

[ 1663.242625] Process scp (pid: 7202, threadinfo ffff81002e942000, task ffff81003b96b7e0)

[ 1663.242628] Stack: 0000000300000000 ffff8100000030d8 ffff81002e943b68 0000000000000001

[ 1663.242634] 0000000000000286 0000000000000003 ffff81002e943b58 ffffffff8022f743

[ 1663.242639] 0000000000000000 ffff81004ed85e88 0000000000001000 ffff81000b8a92a0

[ 1663.242644] Call Trace:

[ 1663.242658] [<ffffffff8022f743>] __wake_up+0x43/0x70

[ 1663.242669] [<ffffffff8020c088>] __wake_up_bit+0x28/0x30

[ 1663.242677] [<ffffffff80210038>] generic_file_buffered_write+0x4d8/0x640

[ 1663.242705] [<ffffffff8020debb>] current_fs_time+0x3b/0x40

[ 1663.242722] [<ffffffff802161f7>] __generic_file_aio_write_nolock+0x3e7/0x470

[ 1663.242748] [<ffffffff80222087>] generic_file_aio_write+0x67/0xd0

[ 1663.242778] [<ffffffff8817e523>] :ext3:ext3_file_write+0x23/0xc0

[ 1663.242786] [<ffffffff80217ecf>] do_sync_write+0xcf/0x120

[ 1663.242794] [<ffffffff80270a44>] do_gettimeofday+0x44/0x90

[ 1663.242810] [<ffffffff802a3320>] autoremove_wake_function+0x0/0x30

[ 1663.242825] [<ffffffff8020c790>] do_sync_read+0x0/0x120

[ 1663.242839] [<ffffffff8021665e>] vfs_write+0xde/0x1a0

[ 1663.242848] [<ffffffff80217193>] sys_write+0x53/0x90

[ 1663.242860] [<ffffffff8026111e>] system_call+0x7e/0x83

[ 1663.242876]

[ 1663.242878]

[ 1663.242878] Code: 48 8b 18 74 37 0f 1f 00 48 8d 78 e8 44 8b 60 e8 4c 89 f9 8b

[ 1663.242887] RIP [<ffffffff8028b408>] __wake_up_common+0x28/0x80

[ 1663.242892] RSP <ffff81002e943ae8>

[ 1663.242894] CR2: 00000000a0bc467a

[ 1663.242896] <1>Unable to handle kernel paging request at 00000000a0bc467a RIP:

[ 1663.253518] [<ffffffff8028b408>] __wake_up_common+0x28/0x80

[ 1663.253528] PGD 42711067 PUD 0

[ 1663.253531] Oops: 0000 [2] SMP

[ 1663.253534] CPU 0

[ 1663.253536] Modules linked in: isofs udf binfmt_misc rfcomm l2cap bluetooth ppdev radeon drm powernow_k8 cpufreq_powersave cpufreq_ondemand cpufreq_userspace cpufreq_conservative cpufreq_stats freq_table dev_acpi pcc_acpi sony_acpi tc1100_wmi ac video button battery sbs asus_acpi backlight i2c_ec container dock ipv6 af_packet sbp2 parport_pc lp parport arc4 ecb blkcipher rc80211_simple joydev snd_via82xx_modem snd_seq_dummy snd_seq_oss snd_seq_midi snd_seq_midi_event snd_via82xx gameport snd_ac97_codec ac97_bus snd_pcm_oss snd_mixer_oss snd_seq pcmcia serio_raw prism54pci prism54common snd_pcm snd_timer snd_mpu401_uart via_ircc irda crc_ccitt snd_rawmidi snd_seq_device mac80211 psmouse pcspkr k8temp snd soundcore snd_page_alloc shpchp cfg80211 i2c_viapro i2c_core yenta_socket rsrc_nonstatic pcmcia_core pci_hotplug tsdev evdev ext3 jbd mbcache ide_cd cdrom ide_disk via82cxxx generic via_rhine mii ohci1394 ieee1394 ata_generic libata scsi_mod ehci_hcd uhci_hcd usbcore thermal processor fan fbcon tileblit font bitblit softcursor vesafb cfbcopyarea cfbimgblt cfbfillrect capability commoncap

[ 1663.253595] Pid: 4405, comm: syslogd Not tainted 2.6.20-13-generic #2

[ 1663.253599] RIP: 0010:[<ffffffff8028b408>] [<ffffffff8028b408>] __wake_up_common+0x28/0x80

[ 1663.253605] RSP: 0018:ffff8100427b3a48 EFLAGS: 00010007

[ 1663.253608] RAX: 00000000a0bc467a RBX: ffff8100000030d8 RCX: 0000000000000000

[ 1663.253611] RDX: 0000000000000001 RSI: 0000000000000003 RDI: ffff8100000030d8

[ 1663.253616] RBP: ffff8100427b3a78 R08: ffff8100427b3ac8 R09: 0000000000001000

[ 1663.253620] R10: 0000000000000080 R11: ffff81004ed86f60 R12: ffff8100427b3ac8

[ 1663.253624] R13: 0000000000000001 R14: ffff8100000030e0 R15: ffff8100427b3ac8

[ 1663.253628] FS: 00002b01404b96f0(0000) GS:ffffffff8054d000(0000) knlGS:0000000000000000

[ 1663.253631] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b

[ 1663.253634] CR2: 00000000a0bc467a CR3: 00000000429f6000 CR4: 00000000000006e0

[ 1663.253638] Process syslogd (pid: 4405, threadinfo ffff8100427b2000, task ffff810044ce5820)

[ 1663.253641] Stack: 0000000300000000 ffff8100000030d8 ffff8100427b3ac8 0000000000000001

[ 1663.253647] 0000000000000286 0000000000000003 ffff8100427b3ab8 ffffffff8022f743

[ 1663.253652] 0000000000000000 ffff81004ed86f60 0000000000000069 ffff8100429d1e00

[ 1663.253657] Call Trace:

[ 1663.253670] [<ffffffff8022f743>] __wake_up+0x43/0x70

[ 1663.253681] [<ffffffff8020c088>] __wake_up_bit+0x28/0x30

[ 1663.253689] [<ffffffff80210038>] generic_file_buffered_write+0x4d8/0x640

[ 1663.253712] [<ffffffff80242828>] memcpy_toiovec+0x38/0x70

[ 1663.253721] [<ffffffff8020debb>] current_fs_time+0x3b/0x40

[ 1663.253738] [<ffffffff802161f7>] __generic_file_aio_write_nolock+0x3e7/0x470

[ 1663.253764] [<ffffffff80222087>] generic_file_aio_write+0x67/0xd0

[ 1663.253789] [<ffffffff8817e523>] :ext3:ext3_file_write+0x23/0xc0

[ 1663.253801] [<ffffffff8817e500>] :ext3:ext3_file_write+0x0/0xc0

[ 1663.253807] [<ffffffff802d7803>] do_sync_readv_writev+0xc3/0x110

[ 1663.253825] [<ffffffff802a3320>] autoremove_wake_function+0x0/0x30

[ 1663.253843] [<ffffffff802d769a>] rw_copy_check_uvector+0x8a/0x130

[ 1663.253852] [<ffffffff802d7d33>] do_readv_writev+0x113/0x230

[ 1663.253881] [<ffffffff802d7ef3>] sys_writev+0x53/0xc0

[ 1663.253893] [<ffffffff8026111e>] system_call+0x7e/0x83

[ 1663.253909]

[ 1663.253911]

[ 1663.253912] Code: 48 8b 18 74 37 0f 1f 00 48 8d 78 e8 44 8b 60 e8 4c 89 f9 8b

[ 1663.253920] RIP [<ffffffff8028b408>] __wake_up_common+0x28/0x80

[ 1663.253925] RSP <ffff8100427b3a48>

[ 1663.253927] CR2: 00000000a0bc467a

[ 1663.253930] <0>general protection fault: 0000 [3] SMP

[ 1673.288862] CPU 0

[ 1673.288865] Modules linked in: isofs udf binfmt_misc rfcomm l2cap bluetooth ppdev radeon drm powernow_k8 cpufreq_powersave cpufreq_ondemand cpufreq_userspace cpufreq_conservative cpufreq_stats freq_table dev_acpi pcc_acpi sony_acpi tc1100_wmi ac video button battery sbs asus_acpi backlight i2c_ec container dock ipv6 af_packet sbp2 parport_pc lp parport arc4 ecb blkcipher rc80211_simple joydev snd_via82xx_modem snd_seq_dummy snd_seq_oss snd_seq_midi snd_seq_midi_event snd_via82xx gameport snd_ac97_codec ac97_bus snd_pcm_oss snd_mixer_oss snd_seq pcmcia serio_raw prism54pci prism54common snd_pcm snd_timer snd_mpu401_uart via_ircc irda crc_ccitt snd_rawmidi snd_seq_device mac80211 psmouse pcspkr k8temp snd soundcore snd_page_alloc shpchp cfg80211 i2c_viapro i2c_core yenta_socket rsrc_nonstatic pcmcia_core pci_hotplug tsdev evdev ext3 jbd mbcache ide_cd cdrom ide_disk via82cxxx generic via_rhine mii ohci1394 ieee1394 ata_generic libata scsi_mod ehci_hcd uhci_hcd usbcore thermal processor fan fbcon tileblit font bitblit softcursor vesafb cfbcopyarea cfbimgblt cfbfillrect capability commoncap

[ 1673.288925] Pid: 7260, comm: gnome-theme-man Not tainted 2.6.20-13-generic #2

[ 1673.288928] RIP: 0010:[<ffffffff8028b408>] [<ffffffff8028b408>] __wake_up_common+0x28/0x80

[ 1673.288938] RSP: 0018:ffff8100217c5b48 EFLAGS: 00010017

[ 1673.288942] RAX: 5780000001000405 RBX: ffff810000003120 RCX: 0000000000000000

[ 1673.288945] RDX: 0000000000000001 RSI: 0000000000000003 RDI: ffff810000003120

[ 1673.288949] RBP: ffff8100217c5b78 R08: ffff8100217c5bc8 R09: 0000000000000000

[ 1673.288954] R10: ffff81004cfdc000 R11: ffffffff8025de20 R12: ffff8100217c5bc8

[ 1673.288958] R13: 0000000000000001 R14: ffff810000003128 R15: ffff8100217c5bc8

[ 1673.288962] FS: 00002b4717f656a0(0000) GS:ffffffff8054d000(0000) knlGS:0000000000000000

[ 1673.288965] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b

[ 1673.288968] CR2: 00000000006ce228 CR3: 0000000002e69000 CR4: 00000000000006e0

[ 1673.288973] Process gnome-theme-man (pid: 7260, threadinfo ffff8100217c4000, task ffff81003b96b7e0)

[ 1673.288975] Stack: 0000000300000000 ffff810000003120 ffff8100217c5bc8 0000000000000001

[ 1673.288982] 0000000000000286 0000000000000003 ffff8100217c5bb8 ffffffff8022f743

[ 1673.288987] ffff81004cfa1000 ffff810000098740 00000000005e45d6 ffff81004cfa1000

[ 1673.288992] Call Trace:

[ 1673.289005] [<ffffffff8022f743>] __wake_up+0x43/0x70

[ 1673.289017] [<ffffffff8020c088>] __wake_up_bit+0x28/0x30

[ 1673.289039] [<ffffffff881878aa>] :ext3:ext3_lookup+0xca/0x120

[ 1673.289047] [<ffffffff8022358d>] d_alloc+0x15d/0x1c0

[ 1673.289055] [<ffffffff8020c989>] do_lookup+0xd9/0x210

[ 1673.289068] [<ffffffff802099bb>] __link_path_walk+0x90b/0xdc0

[ 1673.289088] [<ffffffff8020e6cb>] link_path_walk+0x5b/0xf0

[ 1673.289115] [<ffffffff8020c760>] do_path_lookup+0x1b0/0x1e0

[ 1673.289120] [<ffffffff802120c7>] getname+0x167/0x1d0

[ 1673.289129] [<ffffffff802248eb>] __user_walk_fd+0x4b/0x80

[ 1673.289138] [<ffffffff80241dec>] vfs_lstat_fd+0x2c/0x70

[ 1673.289162] [<ffffffff8022c017>] sys_newlstat+0x27/0x50

[ 1673.289183] [<ffffffff8026111e>] system_call+0x7e/0x83

[ 1673.289199]

[ 1673.289200]

[ 1673.289201] Code: 48 8b 18 74 37 0f 1f 00 48 8d 78 e8 44 8b 60 e8 4c 89 f9 8b

[ 1673.289210] RIP [<ffffffff8028b408>] __wake_up_common+0x28/0x80

[ 1673.289215] RSP <ffff8100217c5b48>

[ 1673.289217]