Linux xxxxxx 2.6.27-7-server #1 SMP Fri Oct 24 07:20:47 UTC 2008 x86_64 GNU/Linux

上記カーネルでNFS運用中にバグが出ました

[ 662.726105] ------------[ cut here ]------------
[ 662.726142] kernel BUG at /build/buildd/linux-2.6.27/include/linux/module.h:390!
[ 662.726195] invalid opcode: 0000 [1] SMP
[ 662.726230] CPU 0
[ 662.726257] Modules linked in: appletalk nfsd auth_rpcgss exportfs nfs lockd nfs_acl sunrpc iptable_filter ip_tables x_tables quota_v2 bonding parport_pc lp parport loop evdev container psmouse serio_raw button pcspkr i3000_edac edac_core shpchp pci_hotplug iTCO_wdt iTCO_vendor_support ext3 jbd mbcache usbhid hid ata_generic sr_mod cdrom sd_mod crc_t10dif sg ata_piix pata_acpi libata dock ehci_hcd arcmsr uhci_hcd scsi_mod usbcore e1000e thermal processor fan fbcon tileblit font bitblit softcursor fuse
[ 662.726627] Pid: 5576, comm: mount Not tainted 2.6.27-7-server #1
[ 662.726661] RIP: 0010:[<ffffffff80304203>] [<ffffffff80304203>] get_filesystem+0x23/0x50
[ 662.726724] RSP: 0018:ffff88001d5f9cb8 EFLAGS: 00010246
[ 662.726756] RAX: 0000000000000000 RBX: ffffffffa02b6980 RCX: ffff88001c950c00
[ 662.726792] RDX: 0000000000002000 RSI: ffffffffa029fd67 RDI: ffffffffa02b6980
[ 662.726828] RBP: ffff88001d5f9cc8 R08: 657069705f637073 R09: ffff88001d5f9bc8
[ 662.726864] R10: ffff88001c950c00 R11: 0000000000000400 R12: ffffffff802eaee0
[ 662.726900] R13: 0000000000000000 R14: ffffffffa02b6490 R15: ffffffffa029be80
[ 662.726937] FS: 00007f931d133770(0000) GS:ffffffff806e0a80(0000) knlGS:0000000000000000
[ 662.726991] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 662.727024] CR2: 00000000012f5000 CR3: 000000001d591000 CR4: 00000000000006e0
[ 662.727061] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 662.727097] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
[ 662.727133] Process mount (pid: 5576, threadinfo ffff88001d5f8000, task ffff88001f242ce0)
[ 662.727187] Stack: ffffffff802eaee0 0000000000000000 ffff88001d5f9d18 ffffffff802ec3b4
[ 662.727254] ffffffff802eaef0 ffffffffa02b6460 ffff88001c950c00 ffff88001f46ea00
[ 662.727316] 0000000000000000 0000000000000000 0000000000000000 ffffffffa029be80
[ 662.727360] Call Trace:
[ 662.727407] [<ffffffff802eaee0>] ? compare_single+0x0/0x10
[ 662.727442] [<ffffffff802ec3b4>] sget+0x254/0x2b0
[ 662.727475] [<ffffffff802eaef0>] ? set_anon_super+0x0/0xf0
[ 662.727535] [<ffffffffa029be80>] ? rpc_fill_super+0x0/0xd0 [sunrpc]
[ 662.727570] [<ffffffff802ec453>] get_sb_single+0x43/0xe0
[ 662.727618] [<ffffffffa029a77b>] rpc_get_sb+0x1b/0x20 [sunrpc]
[ 662.727653] [<ffffffff802ebf31>] vfs_kern_mount+0x81/0x180
[ 662.727688] [<ffffffff802ec0a3>] do_kern_mount+0x53/0x110
[ 662.727721] [<ffffffff80307a0c>] do_new_mount+0x9c/0xd0
[ 662.727754] [<ffffffff803080b5>] do_mount+0x245/0x270
[ 662.727788] [<ffffffff802d565d>] ? alloc_pages_current+0xad/0x110
[ 662.727824] [<ffffffff802b113d>] ? __get_free_pages+0x1d/0x50
[ 662.727858] [<ffffffff803081a0>] sys_mount+0xc0/0xf0
[ 662.727893] [<ffffffff8021285a>] system_call_fastpath+0x16/0x1b
[ 662.727926]
[ 662.727948]
[ 662.727971] Code: 0f 1f 84 00 00 00 00 00 55 48 89 e5 53 48 83 ec 08 e8 92 e4 f0 ff 48 8b 5f 20 48 85 db 74 2f 48 89 df e8 61 4d f7 ff 85 c0 75 0d <0f> 0b eb fe 66 0f 1f 84 00 00 00 00 00 65 8b 04 25 24 00 00 00
[ 662.728239] RIP [<ffffffff80304203>] get_filesystem+0x23/0x50
[ 662.728276] RSP <ffff88001d5f9cb8>
[ 662.728575] ---[ end trace 4a754f5c369159f1 ]---


kernel-2.6.27のバグみたいなのですが、何か対策等はあるのでしょうか？
アドバイス宜しく御願い致します。