2010-04-22 09:06:30

by Jan Engelhardt

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Subject: nfsd restart attempt ended in nfsd hang


Hi,


I am observing this hanging nfsd kernel thread:

Linux 2.6.33.2
0404] nfsd D ffff88033b29d100 0 26090 2 0x00000000
0410] ffff880191b45c60 0000000000000046 0000000000000010 ffff880191b45fd8
0415] ffff880101e943c0 ffff880191b45fd8 0000000000012300 0000000000012300
0420] 0000000000012300 0000000000012300 0000000000012300 ffff880191b45fd8
0426] Call Trace:
0442] [<ffffffffa04afb42>] rpc_wait_bit_killable+0x30/0x34 [sunrpc]
0459] [<ffffffff812e2997>] __wait_on_bit+0x3e/0x6f
0465] [<ffffffff812e2a36>] out_of_line_wait_on_bit+0x6e/0x77
0479] [<ffffffffa04b02d7>] __rpc_execute+0xf9/0x1b1 [sunrpc]
0501] [<ffffffffa04aa569>] rpc_run_task+0x4f/0x57 [sunrpc]
0515] [<ffffffffa04aa654>] rpc_call_sync+0x3d/0x5a [sunrpc]
0535] [<ffffffffa04b7581>] rpcb_register_call+0x18/0x4b [sunrpc]
0574] [<ffffffffa04b7770>] rpcb_v4_register+0xb4/0x16c [sunrpc]
0612] [<ffffffffa04b26c4>] svc_unregister+0x53/0xe1 [sunrpc]
0643] [<ffffffffa04b285d>] svc_destroy+0x10b/0x123 [sunrpc]
0667] [<ffffffffa07cb883>] nfsd+0x117/0x131 [nfsd]
0674] [<ffffffff8104bd7d>] kthread+0x75/0x7d
0680] [<ffffffff810037a4>] kernel_thread_helper+0x4/0x10

Is it going to timeout, if so when?