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Kernel Panic: Assertion failed: __xfs_iflags_test(ip, XFS_IRECLAIMABLE),

To: xfs-oss <xfs@xxxxxxxxxxx>
Subject: Kernel Panic: Assertion failed: __xfs_iflags_test(ip, XFS_IRECLAIMABLE), file: fs/xfs/linux-2.6/xfs_sync.c, line: 727
From: "Steffen Knauf" <Steffen.Knauf@xxxxxxx>
Date: Mon, 28 Jun 2010 11:29:48 +0200
hi,

Hello,

i have lot's of trouble with a webserver which die with a kernel panic every 
week. Perhaps someone have an idea? 

Linux Kernel version: 2.6.33

Kernel log:
---------------------------------------------------
Jun 27 04:53:19 web18 kernel: [415526.149123] Assertion failed: 
__xfs_iflags_test(ip, XFS_IRECLAIMABLE), file: fs/xfs/linux-2.6/xfs_sync.c, 
line: 727
Jun 27 04:53:19 web18 kernel: [415526.151594] ------------[ cut here 
]------------
Jun 27 04:53:19 web18 kernel: [415526.152503] kernel BUG at 
fs/xfs/support/debug.c:109!
Jun 27 04:53:19 web18 kernel: [415526.152503] invalid opcode: 0000 [#1] SMP
Jun 27 04:53:19 web18 kernel: [415526.152503] last sysfs file: 
/sys/class/net/lo/operstate
Jun 27 04:53:19 web18 kernel: [415526.152503] CPU 2
Jun 27 04:53:19 web18 kernel: [415526.152503] Pid: 1479, comm: xfssyncd 
Tainted: G        W  2.6.33-cxo-15032010-v003 #1 0NJ023/PowerEdge 2850
Jun 27 04:53:19 web18 kernel: [415526.152503] RIP: 0010:[<ffffffffa018e3fc>]  
[<ffffffffa018e3fc>] assfail+0x1a/0x1e [xfs]
Jun 27 04:53:19 web18 kernel: [415526.152503] RSP: 0018:ffff88033c27dda0  
EFLAGS: 00010282
Jun 27 04:53:19 web18 kernel: [415526.152503] RAX: 000000000000007b RBX: 
ffff8801c87d5000 RCX: 0000000000000082
Jun 27 04:53:19 web18 kernel: [415526.152503] RDX: ffff880028280000 RSI: 
0000000000000082 RDI: 0000000000000246
Jun 27 04:53:19 web18 kernel: [415526.152503] RBP: ffff88033bd74400 R08: 
000000000000c887 R09: 0000000000000004
Jun 27 04:53:19 web18 kernel: [415526.152503] R10: ffffffff81324d10 R11: 
ffff88033cf1fc80 R12: 0000000000000002
Jun 27 04:53:19 web18 kernel: [415526.152503] R13: 0000000000000000 R14: 
0000000000000001 R15: ffff88033c254c00
Jun 27 04:53:19 web18 kernel: [415526.152503] FS:  0000000000000000(0000) 
GS:ffff880028280000(0000) knlGS:0000000000000000
Jun 27 04:53:19 web18 kernel: [415526.152503] CS:  0010 DS: 0000 ES: 0000 CR0: 
000000008005003b
Jun 27 04:53:19 web18 kernel: [415526.152503] CR2: 00007f140bb085f0 CR3: 
0000000049f70000 CR4: 00000000000006e0
Jun 27 04:53:19 web18 kernel: [415526.152503] DR0: 0000000000000000 DR1: 
0000000000000000 DR2: 0000000000000000
Jun 27 04:53:19 web18 kernel: [415526.152503] DR3: 0000000000000000 DR6: 
00000000ffff0ff0 DR7: 0000000000000400
Jun 27 04:53:19 web18 kernel: [415526.152503] Process xfssyncd (pid: 1479, 
threadinfo ffff88033c27c000, task ffff88033e6489c0)
Jun 27 04:53:19 web18 kernel: [415526.152503] Stack:
Jun 27 04:53:19 web18 kernel: [415526.152503]  ffff88033c254c00 
ffffffffa018d402 ffff88033bd74448 ffff88033bd74400
Jun 27 04:53:19 web18 kernel: [415526.152503] <0> 0000000000000000 
ffffffffa018de09 ffff88033e4d8000 0000000200000000
Jun 27 04:53:19 web18 kernel: [415526.152503] <0> ffffffffa018d3c8 
ffffffff812f145e 0170446300000000 0000000000000000
Jun 27 04:53:19 web18 kernel: [415526.152503] Call Trace:
Jun 27 04:53:19 web18 kernel: [415526.152503]  [<ffffffffa018d402>] ? 
xfs_reclaim_inode+0x3a/0xde [xfs]
Jun 27 04:53:19 web18 kernel: [415526.152503]  [<ffffffffa018de09>] ? 
xfs_inode_ag_walk+0x97/0xd6 [xfs]
Jun 27 04:53:19 web18 kernel: [415526.152503]  [<ffffffffa018d3c8>] ? 
xfs_reclaim_inode+0x0/0xde [xfs]
Jun 27 04:53:19 web18 kernel: [415526.152503]  [<ffffffff812f145e>] ? 
schedule_timeout+0x1fa/0x21a
Jun 27 04:53:19 web18 kernel: [415526.152503]  [<ffffffffa018de98>] ? 
xfs_inode_ag_iterator+0x50/0x7a [xfs]
Jun 27 04:53:19 web18 kernel: [415526.152503]  [<ffffffffa018d3c8>] ? 
xfs_reclaim_inode+0x0/0xde [xfs]
Jun 27 04:53:19 web18 kernel: [415526.152503]  [<ffffffffa018defe>] ? 
xfs_sync_worker+0x26/0x5f [xfs]
Jun 27 04:53:19 web18 kernel: [415526.152503]  [<ffffffffa018d726>] ? 
xfssyncd+0x14f/0x1ba [xfs]
Jun 27 04:53:19 web18 kernel: [415526.152503]  [<ffffffffa018d5d7>] ? 
xfssyncd+0x0/0x1ba [xfs]
Jun 27 04:53:19 web18 kernel: [415526.152503]  [<ffffffff81053e19>] ? 
kthread+0x79/0x81
Jun 27 04:53:19 web18 kernel: [415526.152503]  [<ffffffff81003864>] ? 
kernel_thread_helper+0x4/0x10
Jun 27 04:53:19 web18 kernel: [415526.152503]  [<ffffffff81053da0>] ? 
kthread+0x0/0x81
Jun 27 04:53:19 web18 kernel: [415526.152503]  [<ffffffff81003860>] ? 
kernel_thread_helper+0x0/0x10
Jun 27 04:53:19 web18 kernel: [415526.152503] Code: 44 24 08 01 00 00 00 e8 1d 
b3 fe e0 48 83 c4 18 c3 89 d1 48 83 ec 08 48 89 f2 31 c0 48 89 fe 48 c7 c7 97 
c7 19 a0 e8 99 1f 16 e1 <0f> 0b eb fe 41 56 41 55 49 89 d5 41 54 49 89 cc 55 89 
fd 48 c7
Jun 27 04:53:19 web18 kernel: [415526.152503] RIP  [<ffffffffa018e3fc>] 
assfail+0x1a/0x1e [xfs]
Jun 27 04:53:19 web18 kernel: [415526.152503]  RSP <ffff88033c27dda0>
Jun 27 04:53:19 web18 kernel: [415526.211649] ---[ end trace 323be1c96277b67a 
]---
---------------------------------------------------

greets 

Steffen
-- 
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