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Date: Tue, 6 Jan 2009 14:56:12 -0800 From: Andrew Morton <akpm@...ux-foundation.org> To: linux-nfs@...r.kernel.org Cc: linux-kernel@...r.kernel.org, Neil Brown <neilb@...e.de>, "J. Bruce Fields" <bfields@...ldses.org> Subject: nfsd stuckage I just built current mainline plus the just-sent 266 -mm patches. The machine failed to power off when hit with `halt -pfn'. dmesg output: [ 37.087037] calling rfcomm_init+0x0/0xb6 [rfcomm] @ 3946 [ 37.087294] initcall rfcomm_init+0x0/0xb6 [rfcomm] returned 0 after 72 usecs [ 37.505855] calling hidp_init+0x0/0x5e [hidp] @ 4046 [ 37.506072] initcall hidp_init+0x0/0x5e [hidp] returned 0 after 28 usecs [ 37.636638] calling init_autofs4_fs+0x0/0x23 [autofs4] @ 4081 [ 37.636990] initcall init_autofs4_fs+0x0/0x23 [autofs4] returned 0 after 54 usecs [ 39.630075] calling init_nlm+0x0/0x22 [lockd] @ 4264 [ 39.630321] initcall init_nlm+0x0/0x22 [lockd] returned 0 after 59 usecs [ 39.690077] calling init_rpcsec_gss+0x0/0x4a [auth_rpcgss] @ 4264 [ 39.690281] initcall init_rpcsec_gss+0x0/0x4a [auth_rpcgss] returned 0 after 12 usecs [ 39.834034] calling init_nfsd+0x0/0xe2 [nfsd] @ 4302 [ 39.834471] initcall init_nfsd+0x0/0xe2 [nfsd] returned 0 after 236 usecs [ 39.924213] NFSD: Using /var/lib/nfs/v4recovery as the NFSv4 state recovery directory [ 672.162677] INFO: task nfsd4:4324 blocked for more than 480 seconds. [ 672.162706] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 672.162725] ffff880251df1d60 0000000000000046 ffff88025e1c0580 ffff8802488013d8 [ 672.162753] ffff880251df1d20 ffff88024c49a7a0 ffff88025e088760 ffff88024c49ab18 [ 672.162834] 000000002807ee00 00000000ffff59ec ffff880251df1d50 0000000000000282 [ 672.162865] Call Trace: [ 672.162880] [<ffffffff8052a1d8>] __mutex_lock_slowpath+0x6a/0xac [ 672.162895] [<ffffffff8052a0c5>] mutex_lock+0x2c/0x30 [ 672.162908] [<ffffffff802c4747>] vfs_fsync+0x63/0xa9 [ 672.162933] [<ffffffffa048c74c>] nfsd_sync_dir+0x10/0x12 [nfsd] [ 672.162960] [<ffffffffa04a5427>] nfsd4_sync_rec_dir+0x27/0x40 [nfsd] [ 672.162984] [<ffffffffa04a592a>] nfsd4_recdir_purge_old+0x3d/0x6a [nfsd] [ 672.163023] [<ffffffffa04a1745>] laundromat_main+0x62/0x225 [nfsd] [ 672.163049] [<ffffffffa04a16e3>] ? laundromat_main+0x0/0x225 [nfsd] [ 672.163064] [<ffffffff8024b4a7>] run_workqueue+0x8d/0x124 [ 672.163076] [<ffffffff8024b5e0>] ? worker_thread+0x0/0xe5 [ 672.163089] [<ffffffff8024b6b8>] worker_thread+0xd8/0xe5 [ 672.163102] [<ffffffff8024e8cc>] ? autoremove_wake_function+0x0/0x36 [ 672.163115] [<ffffffff8024b5e0>] ? worker_thread+0x0/0xe5 [ 672.163127] [<ffffffff8024e5e0>] kthread+0x44/0x6b [ 672.163140] [<ffffffff8020cfba>] child_rip+0xa/0x20 [ 672.163151] [<ffffffff8024e59c>] ? kthread+0x0/0x6b [ 672.163162] [<ffffffff8020cfb0>] ? child_rip+0x0/0x20 [ 1204.739381] INFO: task nfsd4:4324 blocked for more than 480 seconds. [ 1204.739415] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1204.739436] ffff880251df1d60 0000000000000046 ffff88025e1c0580 ffff8802488013d8 [ 1204.739523] ffff880251df1d20 ffff88024c49a7a0 ffff88025e088760 ffff88024c49ab18 [ 1204.739551] 000000002807ee00 00000000ffff59ec ffff880251df1d50 0000000000000282 [ 1204.739579] Call Trace: This didn't happen in linux-next a week or so ago. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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