UG: unable to handle kernel paging request at virtual address 00001718
printing eip: f8bb5316 *pde = 00000000 
Oops: 0000 [#1] SMP 
Modules linked in: bay snd_pcm_oss snd_mixer_oss snd_seq snd_seq_device iptable_filter ip_tables ip6table_filter ip6_tables x_tables ipv6 af_packet cpufreq_conservative cpufreq_userspace cpufreq_powersave acpi_cpufreq speedstep_lib fuse dm_crypt ext3 jbd mbcache loop dm_mod arc4 ecb blkcipher pcmcia snd_hda_intel iwl3945 yenta_socket sdhci snd_pcm rsrc_nonstatic mmc_core ohci1394 firmware_class thinkpad_acpi intel_agp snd_timer ac pcmcia_core ieee1394 iTCO_wdt snd_page_alloc battery mac80211 snd_hwdep video iTCO_vendor_support output e1000 i2c_i801 hwmon parport_pc agpgart snd i2c_core rtc_cmos rtc_core parport cfg80211 nvram rtc_lib soundcore button sg ehci_hcd uhci_hcd sd_mod usbcore edd reiserfs fan thermal processor piix ide_core sr_mod cdrom ata_piix ahci libata scsi_mod dock

Pid: 13, comm: kacpi_notify Not tainted (2.6.24.3-devel-default #4)
EIP: 0060:[<f8bb5316>] EFLAGS: 00010096 CPU: 1
EIP is at ata_ehi_push_desc+0x9/0x47 [libata]
EAX: 000016a8 EBX: 00000000 ECX: c036d3ac EDX: f742fe0c
ESI: 000016a8 EDI: 00000000 EBP: f7448000 ESP: f7cc3ecc
 DS: 007b ES: 007b FS: 00d8 GS: 0000 SS: 0068
Process kacpi_notify (pid: 13, ti=f7cc2000 task=f7c72670 task.ti=f7cc2000)
Stack: 00000006 c01d5cb9 00000000 f7fffc08 f8bb7958 000016a8 f8bbb771 f7f0b280 
       00000003 000016a8 00000246 c03837ec f7f82a00 f7f82a86 f7cc3ef8 00000000 
       f7f0f1e0 f7d1d900 f8bb7a7a f7d1d928 f8842169 f884212d 00000003 f7d1d910 
Call Trace:
 [<c01d5cb9>] kobject_uevent_env+0x35e/0x380
 [<f8bb7958>] ata_acpi_handle_hotplug+0xb5/0x1d7 [libata]
 [<f8bb7a7a>] ata_acpi_dev_notify+0x0/0xd [libata]
 [<f8842169>] hotplug_dock_devices+0x37/0xe8 [dock]
 [<f884212d>] dock_event+0x4d/0x52 [dock]
 [<c01fc468>] acpi_os_execute_notify+0x0/0x2b
 [<f8842397>] handle_eject_request+0xb5/0xd7 [dock]
 [<c02039d3>] acpi_ev_notify_dispatch+0x4c/0x55
 [<c01fc48a>] acpi_os_execute_notify+0x22/0x2b
 [<c0132cf6>] run_workqueue+0x7d/0x107
 [<c0132e3e>] worker_thread+0xbe/0xca
 [<c01361e3>] autoremove_wake_function+0x0/0x35
 [<c0132d80>] worker_thread+0x0/0xca
 [<c0135f5d>] kthread+0x38/0x5d
 [<c0135f25>] kthread+0x0/0x5d
 [<c01062c7>] kernel_thread_helper+0x7/0x10
 =======================
Code: 24 44 01 f9 11 eb 89 4c 24 0c 89 5c 24 10 89 54 24 08 89 04 24 e8 88 fe ff ff 83 c4 30 5b 5e 5f 5d c3 56 53 83 ec 08 8b 74 24 14 <83> 7e 70 00 74 10 c7 44 24 04 ad a9 bb f8 89 34 24 e8 31 fe ff 
EIP: [<f8bb5316>] ata_ehi_push_desc+0x9/0x47 [libata] SS:ESP 0068:f7cc3ecc
---[ end trace e5085e9aa813941f ]---
ata5.00: disabled