Kernel bugs

[mreduan]

Hello,

i'm newbie here. I got a problem where is found this error logs in my linux ubuntu 10.10. Not pretty sure what kind of problem it is still searching...anybody has been gone through this kind of problem before..please help to share some lights here.

// Red.


Main error:
Mar 20 03:06:31 ktn-cns kernel: [2628365.375604] BUG: soft lockup - CPU#0 stuck for 61s! [kswapd0:75]

Full log output:
Mar 20 03:06:31 ktn-cns kernel: [2628365.375604] BUG: soft lockup - CPU#0 stuck for 61s! [kswapd0:75]
Mar 20 03:06:31 ktn-cns kernel: [2628365.375637] Modules linked in: nfsd exportfs 8021q nfs garp stp lockd fscache nfs_acl auth_rpcgss lp sunrpc parport cdc_ether usbnet mii tpm_tis tpm tpm_bios shpchp mptsas mptscsih e1000e mptbase scsi_transport_sas
Mar 20 03:06:31 ktn-cns kernel: [2628365.375651] CPU 0
Mar 20 03:06:31 ktn-cns kernel: [2628365.375652] Modules linked in: nfsd exportfs 8021q nfs garp stp lockd fscache nfs_acl auth_rpcgss lp sunrpc parport cdc_ether usbnet mii tpm_tis tpm tpm_bios shpchp mptsas mptscsih e1000e mptbase scsi_transport_sas
Mar 20 03:06:31 ktn-cns kernel: [2628365.375663]
Mar 20 03:06:31 ktn-cns kernel: [2628365.375666] Pid: 75, comm: kswapd0 Not tainted 2.6.35-24-generic #42-Ubuntu 69Y5276 /System x3250 M3 -[425242A]-
Mar 20 03:06:31 ktn-cns kernel: [2628365.375668] RIP: 0010:[<ffffffff81589df0>] [<ffffffff81589df0>] _raw_spin_lock_irqsave+0x20/0x40
Mar 20 03:06:31 ktn-cns kernel: [2628365.375674] RSP: 0018:ffff880178fd9df0 EFLAGS: 00000286
Mar 20 03:06:31 ktn-cns kernel: [2628365.375676] RAX: 0000000000000286 RBX: ffff880178fd9e00 RCX: ffff880100001500

[Rubberman]

What is your system hardware? Make, model, CPU (and speed), memory, etc.