24. 03. 2013 AFS error

AFS: Check connection to DB server:[  OK  ]
AFS: Checking cacheinfo: [  OK  ]
AFS: Setting cache size: 
!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
!!! WARNING:                                   !!!
!!! Cache should be on a separate filesystem.  !!!
!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

AFS: [  OK  ]
AFS: Writing cache info: [  OK  ]
AFS: Loading kernel module ...
AFS: Kernel module:
AFS: Starting cache daemon ...
<1>Unable to handle kernel NULL pointer dereference at 0000000000000000 RIP: 
 [<0000000000000000>]
PGD 192955067 PUD 19ad9d067 PMD 0 
Oops: 0010 [1] SMP 
last sysfs file: /class/net/sit0/address
CPU 0 
Modules linked in: libafs(PU) ipv6 xfrm_nalgo crypto_api nfs nfs_acl lockd sunrpc cpufreq_ondemand acpi_cpufreq freq_table mperf ext3 jbd dm_mirror dm_multipath scsi_dh raid0 video backlight sbs power_meter i2c_ec dell_wmi wmi button battery asus_acpi acpi_memhotplug ac parport_pc lp parport joydev tpm_infineon i5k_amb sr_mod cdrom i2c_i801 hwmon tpm_tis i5000_edac e1000e tpm i2c_core tpm_bios sg edac_mc pcspkr serio_raw dm_raid45 dm_message dm_region_hash dm_log dm_mod dm_mem_cache usb_storage ahci ata_piix libata shpchp mptsas mptscsih mptbase scsi_transport_sas sd_mod scsi_mod raid1 ext4 jbd2 crc16 uhci_hcd ohci_hcd ehci_hcd
Pid: 3037, comm: afsd Tainted: P     --------------------    2.6.18-348.3.1.el5 #1
RIP: 0010:[<0000000000000000>]  [<0000000000000000>]
RSP: 0018:ffff81019c27dbb0  EFLAGS: 00010202
RAX: ffffffff880944c0 RBX: ffff810192404508 RCX: ffff810192404618
RDX: ffff8100018a8700 RSI: ffff8101924048f8 RDI: ffff810192404508
RBP: ffff810192405000 R08: ffff81019d3bf0e0 R09: 0000000000000000
R10: 0000000000001000 R11: ffff81019c27dbf8 R12: ffff81019f662400
R13: 000000000007eaae R14: 000000000007eaae R15: 0000000000630fa0
FS:  00002b5fd3f82af0(0000) GS:ffffffff80435000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
CR2: 0000000000000000 CR3: 0000000192e1f000 CR4: 00000000000006e0
Process afsd (pid: 3037, threadinfo ffff81019c27c000, task ffff81019fe54040)
Stack:  ffffffff88621555 ffffc2001072e000 0000000000000001 0000000000000000
 000000000007eaae 0000000000000016 ffffffff885e3782 ffff810192405000
 0000000000000000 ffff810192405000 ffffffff8862142d 000000000000000a
Call Trace:
 [] :libafs:osi_UFSOpen+0x124/0x222
 [] :libafs:afs_InitCacheFile+0x212/0x477
 [] :libafs:osi_UFSClose+0x2d/0x31
 [] :libafs:afs_syscall_call+0xb81/0x198a
 [] dput+0x2c/0x114
 [] __d_lookup+0xb0/0xff
 [] do_lookup+0x8f/0x24b
 [] :libafs:afs_syscall+0x179/0x1bab
 [] __link_path_walk+0xf10/0xf39
 [] mntput_no_expire+0x19/0x89
 [] link_path_walk+0xac/0xb8
 [] do_path_lookup+0x294/0x311
 [] permission+0x8d/0xc8
 [] :libafs:afs_unlocked_ioctl+0x92/0xa0
 [] proc_reg_open+0x0/0x74
 [] __dentry_open+0x101/0x1dc
 [] proc_reg_unlocked_ioctl+0x75/0xce
 [] do_ioctl+0x21/0x6b
 [] vfs_ioctl+0x457/0x4b9
 [] audit_syscall_entry+0x1a8/0x1d3
 [] sys_ioctl+0x59/0x78
 [] tracesys+0xd5/0xdf


Code:  Bad RIP value.
RIP  [<0000000000000000>]
 RSP 
CR2: 0000000000000000
 <0>Kernel panic - not syncing: Fatal exception