linux user group brescia

Ciao a tutti, qualcuno mi saprebbe dire qual'e' il problema di questa 
macchina?
E' una Fedora 2, e' un server nfs, http, mysql, postgres.

------------[ cut here ]------------
kernel BUG at mm/rmap.c:410!
invalid operand: 0000 [#1]
Modules linked in: nfsd exportfs lockd sunrpc sk98lin 8139too mii microcode 
dm_mod
CPU:    0
EIP:    0060:[<02137f3c>]    Not tainted
EFLAGS: 00010246   (2.6.8-1.521.2) 
EIP is at page_remove_rmap+0x1a/0x58
eax: 00000000   ebx: 037a4700   ecx: 037a4700   edx: 037a4700
esi: 00000000   edi: 00289000   ebp: 00000000   esp: 122c9bbc
ds: 007b   es: 007b   ss: 0068
Process mrtg (pid: 23571, threadinfo=122c9000 task=3f5847c0)
Stack: 02133090 037a4700 14e72a24 09000000 093dd000 0df15094 00000000 02133128 
02334e88 0df15090 09000000 003dd000 00000000 02334e88 09000000 0df15094 
093dd000 00000000 02133186 02334e88 0df15090 09000000 003dd000 00000000 
Call Trace:
[<02133090>] zap_pte_range+0x199/0x1ed
[<02133128>] zap_pmd_range+0x44/0x61
[<02133186>] unmap_page_range+0x41/0x5d
[<02133283>] unmap_vmas+0xe1/0x1bb
[<02136986>] exit_mmap+0x59/0xfa
[<02112991>] mmput+0x3e/0x62
[<02147606>] exec_mmap+0xb8/0xd4
[<02147afa>] flush_old_exec+0x4d8/0x673
[<02147545>] kernel_read+0x38/0x41
[<0215e4c1>] load_elf_binary+0x4fc/0xb86
[<02147e6a>] search_binary_handler+0x50/0x185
[<02148140>] do_execve+0x1a1/0x213
[<021495d1>] getname+0x5d/0xb9
[<02103d1b>] sys_execve+0x2b/0x73
Code: 0f 0b 9a 01 64 4c 26 02 48 85 c0 89 42 08 75 2d 8b 02 a9 00 


Oltre a questo errore spesso mi ritrovo spesso anche :

Unable to handle kernel paging request at virtual address 556c1e98
printing eip:
02151679
*pde = 00000000
Oops: 0000 [#2]
Modules linked in: nfsd exportfs lockd sunrpc sk98lin 8139too mii microcode 
dm_mod
CPU: 0
EIP: 0060:[<02151679>] Not tainted
EFLAGS: 00010206 (2.6.8-1.521.2)
EIP is at d_find_alias+0x15/0x82
eax: 556c1e98 ebx: 00000000 ecx: 556c1e98 edx: 41ee8600
esi: 1807aa14 edi: 1807aa24 ebp: 00000000 esp: 3d5bfc18
ds: 007b es: 007b ss: 0068
Process nfsd (pid: 2150, threadinfo=3d5bf000 task=3da3d6f0)
Stack: 1807aa14 1807aa14 1807aa14 02151d5d 1807aa14 1807aa14 1807aa14 ee418e68
00000000 42ab7727 1807aa14 415c4100 415c4100 11270000 42ab774e 41ee8600
0068c413 ee418e68 42ab7036 41ee8600 41c65614 3e1d4100 00000000 022925a8
Call Trace:
[<02151d5d>] d_alloc_anon+0xe/0x109
[<42ab7727>] export_iget+0x70/0x85 [exportfs]
[<42ab774e>] get_object+0x12/0x16 [exportfs]
[<42ab7036>] find_exported_dentry+0x36/0x58a [exportfs]
[<02208b19>] sock_alloc_send_skb+0x17/0x1b
[<0221d6d6>] ip_append_data+0x2c9/0x6b0
[<02235554>] udp_sendmsg+0x4be/0x58a
[<0221d37d>] ip_generic_getfrag+0x0/0x90
[<0223b183>] inet_sendmsg+0x38/0x41
[<02206587>] sock_sendmsg+0x93/0xae
[<02171657>] ext3_do_update_inode+0x2b9/0x32d
[<021716a0>] ext3_do_update_inode+0x302/0x32d
[<022065d5>] kernel_sendmsg+0x33/0x3c
[<02208d7a>] sock_no_sendpage+0x69/0x70
[<42c6b2fe>] exp_find_key+0x83/0x93 [nfsd]
[<42ab7831>] export_decode_fh+0x59/0x5f [exportfs]
[<42c66a04>] nfsd_acceptable+0x0/0xb5 [nfsd]
[<0218415d>] ext2_error+0x89/0x97
[<42c66e0b>] fh_verify+0x352/0x4c8 [nfsd]
[<42c66a04>] nfsd_acceptable+0x0/0xb5 [nfsd]
[<42c67b56>] nfsd_setattr+0x3f/0x49c [nfsd]
[<42c6e115>] nfsd3_proc_setattr+0x86/0x94 [nfsd]
[<42c65554>] nfsd_dispatch+0xc2/0x166 [nfsd]
[<42d01fdc>] svc_process+0x357/0x597 [sunrpc]
[<42c6535b>] nfsd+0x193/0x2ca [nfsd]
[<42c651c8>] nfsd+0x0/0x2ca [nfsd]
[<021035d5>] kernel_thread_helper+0x5/0xb
Code: 8b 00 0f 18 00 90 8d 71 c8 8b 56 04 f6 c2 10 75 2d 80 e2 04

Ultima cosa:

TCP: Treason uncloaked! Peer 83.224.64.58:13549/80 shrinks window 
1920814522:1920818338. Repaired.

Grazie
Ciao
Rick