[   13.515893] Bridge firewalling registered
[   13.536900] virbr0: starting userspace STP failed, starting kernel STP
[   13.726577] ip_tables: (C) 2000-2006 Netfilter Core Team
[   13.851160] nf_conntrack version 0.5.0 (16384 buckets, 65536 max)
[   13.851487] CONFIG_NF_CT_ACCT is deprecated and will be removed soon. Please use
[   13.851489] nf_conntrack.acct=1 kernel parameter, acct=1 nf_conntrack module option or
[   13.851491] sysctl net.netfilter.nf_conntrack_acct=1 to enable it.
[   15.353012] lo: Disabled Privacy Extensions
[   77.510035] Clocksource tsc unstable (delta = -163629481 ns)
[ 1917.186549] ------------[ cut here ]------------
[ 1917.186677] kernel BUG at /build/buildd/linux-2.6.32/fs/ext4/inode.c:2099!
[ 1917.186791] invalid opcode: 0000 [#1] SMP 
[ 1917.186998] last sysfs file: /sys/devices/pci0000:00/0000:00:14.4/0000:03:06.0/local_cpus
[ 1917.187153] CPU 0 
[ 1917.187277] Modules linked in: binfmt_misc ipt_MASQUERADE iptable_nat nf_nat nf_conntrack_ipv4 nf_defrag_ipv4 xt_state nf_conntrack ipt_REJECT xt_tcpudp iptable_filter ip_tables x_tables bridge stp autofs4 fbcon tileblit font bitblit softcursor vga16fb vgastate snd_hda_codec_via snd_hda_intel snd_hda_codec radeon ttm snd_hwdep drm_kms_helper snd_pcm snd_timer drm snd soundcore hwmon_vid i2c_algo_bit i2c_piix4 snd_page_alloc edac_core atl1c k8temp asus_atk0110 shpchp ppdev lp serio_raw edac_mce_amd parport_pc parport usblp raid10 raid456 async_pq async_xor async_memcpy async_raid6_recov raid6_pq async_tx raid1 raid0 multipath linear dm_raid45 xor r8169 mii ahci pata_atiixp
[ 1917.190010] Pid: 2249, comm: flush-251:5 Not tainted 2.6.32-25-server #45-Ubuntu System Product Name
[ 1917.190010] RIP: 0010:[<ffffffff811dada5>]  [<ffffffff811dada5>] mpage_put_bnr_to_bhs+0x285/0x290
[ 1917.190010] RSP: 0018:ffff88003f8ef7f0  EFLAGS: 00010246
[ 1917.190010] RAX: 000000000000000e RBX: 0000000000005932 RCX: 010000000000282c
[ 1917.190010] RDX: ffffea00006fc8e0 RSI: 000000000000000e RDI: ffffea000052c6c0
[ 1917.190010] RBP: ffff88003f8ef8c0 R08: 0000000000005932 R09: 0000000000000002
[ 1917.190010] R10: ffffea000052c6c8 R11: ffff88003239bf50 R12: 0000000001db9932
[ 1917.190010] R13: 0000000000005933 R14: ffff8800321d5020 R15: 0000000000005932
[ 1917.190010] FS:  00007f7258bdc710(0000) GS:ffff880001c00000(0000) knlGS:0000000000000000
[ 1917.190010] CS:  0010 DS: 0018 ES: 0018 CR0: 000000008005003b
[ 1917.190010] CR2: 00007f8131910000 CR3: 000000004c518000 CR4: 00000000000006f0
[ 1917.190010] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1917.190010] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
[ 1917.190010] Process flush-251:5 (pid: 2249, threadinfo ffff88003f8ee000, task ffff88004b9696f0)
[ 1917.190010] Stack:
[ 1917.190010]  0000000000005932 ffff88003f8ef828 ffff8800321d5140 0000000000005932
[ 1917.190010] <0> 000000000000000e 0000000000000000 ffffea00006fc8e0 ffffea00006fc918
[ 1917.190010] <0> ffffea00006fc950 ffffea00004ed1b8 ffffea00004ed1f0 ffffea00004ed228
[ 1917.190010] Call Trace:
[ 1917.190010]  [<ffffffff811df519>] mpage_da_map_blocks+0x1e9/0x390
[ 1917.190010]  [<ffffffff812b7545>] ? radix_tree_gang_lookup_tag_slot+0x95/0xe0
[ 1917.190010]  [<ffffffff810f3180>] ? find_get_pages_tag+0x40/0x120
[ 1917.190010]  [<ffffffff811dfe30>] __mpage_da_writepage+0x40/0x1a0
[ 1917.190010]  [<ffffffff810fcb07>] write_cache_pages+0x1d7/0x3e0
[ 1917.190010]  [<ffffffff811dfdf0>] ? __mpage_da_writepage+0x0/0x1a0
[ 1917.190010]  [<ffffffff811df97a>] ext4_da_writepages+0x2ba/0x620
[ 1917.190010]  [<ffffffff810fcd61>] do_writepages+0x21/0x40
[ 1917.190010]  [<ffffffff81165d16>] writeback_single_inode+0xf6/0x3d0
[ 1917.190010]  [<ffffffff81166445>] writeback_sb_inodes+0x195/0x280
[ 1917.190010]  [<ffffffff81166c60>] writeback_inodes_wb+0xa0/0x1b0
[ 1917.190010]  [<ffffffff81166fab>] wb_writeback+0x23b/0x2a0
[ 1917.190010]  [<ffffffff81075dfc>] ? lock_timer_base+0x3c/0x70
[ 1917.190010]  [<ffffffff8116718c>] wb_do_writeback+0x17c/0x190
[ 1917.190010]  [<ffffffff81075f10>] ? process_timeout+0x0/0x10
[ 1917.190010]  [<ffffffff811671f3>] bdi_writeback_task+0x53/0xf0
[ 1917.190010]  [<ffffffff8110e726>] bdi_start_fn+0x86/0x100
[ 1917.190010]  [<ffffffff8110e6a0>] ? bdi_start_fn+0x0/0x100
[ 1917.190010]  [<ffffffff81083ec6>] kthread+0x96/0xa0
[ 1917.190010]  [<ffffffff810131ea>] child_rip+0xa/0x20
[ 1917.190010]  [<ffffffff81083e30>] ? kthread+0x0/0xa0
[ 1917.190010]  [<ffffffff810131e0>] ? child_rip+0x0/0x20
[ 1917.190010] Code: 8d bd 50 ff ff ff 4c 89 85 30 ff ff ff e8 14 3b f2 ff 4c 8b 85 30 ff ff ff eb c5 0f 0b eb fe 0f 0b eb fe 0f 0b eb fe 0f 0b eb fe <0f> 0b eb fe 0f 1f 80 00 00 00 00 55 48 89 e5 41 57 41 56 41 55 
[ 1917.190010] RIP  [<ffffffff811dada5>] mpage_put_bnr_to_bhs+0x285/0x290
[ 1917.190010]  RSP <ffff88003f8ef7f0>
[ 1917.461750] ---[ end trace 1c8af88d928d79ac ]---