search for: wake_up_state

...2 0x00000000 [ 8280.188843] Call Trace: [ 8280.188857] [<ffffffff960a3a2e>] ? try_to_del_timer_sync+0x5e/0x90 [ 8280.188864] [<ffffffff96713f79>] schedule+0x29/0x70 [ 8280.188932] [<ffffffffc049fe36>] _xfs_log_force+0x1c6/0x2c0 [xfs] [ 8280.188939] [<ffffffff960cf1b0>] ? wake_up_state+0x20/0x20 [ 8280.188972] [<ffffffffc04abfec>] ? xfsaild+0x16c/0x6f0 [xfs] [ 8280.189003] [<ffffffffc049ff5c>] xfs_log_force+0x2c/0x70 [xfs] [ 8280.189035] [<ffffffffc04abe80>] ? xfs_trans_ail_cursor_first+0x90/0x90 [xfs] [ 8280.189067] [<ffffffffc04abfec>] xfsaild+0x16c/...

...188843] Call Trace: > [ 8280.188857] [<ffffffff960a3a2e>] ? try_to_del_timer_sync+0x5e/0x90 > [ 8280.188864] [<ffffffff96713f79>] schedule+0x29/0x70 > [ 8280.188932] [<ffffffffc049fe36>] _xfs_log_force+0x1c6/0x2c0 [xfs] > [ 8280.188939] [<ffffffff960cf1b0>] ? wake_up_state+0x20/0x20 > [ 8280.188972] [<ffffffffc04abfec>] ? xfsaild+0x16c/0x6f0 [xfs] > [ 8280.189003] [<ffffffffc049ff5c>] xfs_log_force+0x2c/0x70 [xfs] > [ 8280.189035] [<ffffffffc04abe80>] ? xfs_trans_ail_cursor_first+0x90/0x90 > [xfs] > [ 8280.189067] [<ffffffffc04...

...ce: >> [ 8280.188857] [<ffffffff960a3a2e>] ? try_to_del_timer_sync+0x5e/0x90 >> [ 8280.188864] [<ffffffff96713f79>] schedule+0x29/0x70 >> [ 8280.188932] [<ffffffffc049fe36>] _xfs_log_force+0x1c6/0x2c0 [xfs] >> [ 8280.188939] [<ffffffff960cf1b0>] ? wake_up_state+0x20/0x20 >> [ 8280.188972] [<ffffffffc04abfec>] ? xfsaild+0x16c/0x6f0 [xfs] >> [ 8280.189003] [<ffffffffc049ff5c>] xfs_log_force+0x2c/0x70 [xfs] >> [ 8280.189035] [<ffffffffc04abe80>] ? xfs_trans_ail_cursor_first+0x90/0x90 >> [xfs] >> [ 8280.18906...

...33 1 >>> 0x00000080 >>> [10679.527150] Call Trace: >>> [10679.527161] [<ffffffffb9913f79>] schedule+0x29/0x70 >>> [10679.527218] [<ffffffffc060e388>] _xfs_log_force_lsn+0x2e8/0x340 [xfs] >>> [10679.527225] [<ffffffffb92cf1b0>] ? wake_up_state+0x20/0x20 >>> [10679.527254] [<ffffffffc05eeb97>] xfs_file_fsync+0x107/0x1e0 [xfs] >>> [10679.527260] [<ffffffffb944f0e7>] do_fsync+0x67/0xb0 >>> [10679.527268] [<ffffffffb992076f>] ? system_call_after_swapgs+0xbc/ >>> 0x160 >>> [106...

...terclogro D ffff97209832bf40 0 14933 1 > 0x00000080 > [10679.527150] Call Trace: > [10679.527161] [<ffffffffb9913f79>] schedule+0x29/0x70 > [10679.527218] [<ffffffffc060e388>] _xfs_log_force_lsn+0x2e8/0x340 [xfs] > [10679.527225] [<ffffffffb92cf1b0>] ? wake_up_state+0x20/0x20 > [10679.527254] [<ffffffffc05eeb97>] xfs_file_fsync+0x107/0x1e0 [xfs] > [10679.527260] [<ffffffffb944f0e7>] do_fsync+0x67/0xb0 > [10679.527268] [<ffffffffb992076f>] ? system_call_after_swapgs+0xbc/0x160 > [10679.527271] [<ffffffffb944f3d0>] SyS_fsy...

...[vfs_read+210/304] vfs_read+0xd2/0x130 [fget_light+130/144] fget_light+0x82/0x90 [sys_read+126/128] sys_read+0x7e/0x80 [do_notify_resume+55/60] do_notify_resume+0x37/0x3c [work_notifysig+19/24] work_notifysig+0x13/0x18 scheduling while atomic [schedule+1682/1696] schedule+0x692/0x6a0 [wake_up_state+24/32] wake_up_state+0x18/0x20 [wait_for_completion+148/224] wait_for_completion+0x94/0xe0 [default_wake_function+0/32] default_wake_function+0x0/0x20 [force_sig_specific+99/144] force_sig_specific+0x63/0x90 [default_wake_function+0/32] default_wake_function+0x0/0x20 [zap_threads+92/160]...

...; [10679.527150] Call Trace: >>>>> [10679.527161] [<ffffffffb9913f79>] schedule+0x29/0x70 >>>>> [10679.527218] [<ffffffffc060e388>] _xfs_log_force_lsn+0x2e8/0x340 >>>>> [xfs] >>>>> [10679.527225] [<ffffffffb92cf1b0>] ? wake_up_state+0x20/0x20 >>>>> [10679.527254] [<ffffffffc05eeb97>] xfs_file_fsync+0x107/0x1e0 [xfs] >>>>> [10679.527260] [<ffffffffb944f0e7>] do_fsync+0x67/0xb0 >>>>> [10679.527268] [<ffffffffb992076f>] ? system_call_after_swapgs+0xbc/ >>>...

..._held_locks+0x7c/0xb0 [ 240.235645] [<ffffffff81861da0>] ? _raw_spin_unlock_irq+0x30/0x50 [ 240.236198] [<ffffffff81107a4d>] ? trace_hardirqs_on_caller+0x15d/0x200 [ 240.236729] [<ffffffff8185d52c>] wait_for_completion+0x10c/0x150 [ 240.237290] [<ffffffff810e51f0>] ? wake_up_state+0x20/0x20 [ 240.237842] [<ffffffff8112a559>] _rcu_barrier+0x159/0x200 [ 240.238375] [<ffffffff8112a655>] rcu_barrier+0x15/0x20 [ 240.238913] [<ffffffff8171813f>] netdev_run_todo+0x6f/0x310 [ 240.239449] [<ffffffff817251ae>] rtnl_unlock+0xe/0x10 [ 240.239999] [<f...

...fffb43eb315>] blk_mq_run_hw_queue+0x95/0xb0 >>> [<ffffffffb43ec804>] blk_mq_flush_plug_list+0x129/0x140 >>> [<ffffffffb43e33d8>] blk_finish_plug+0x18/0x50 >>> [<ffffffffb45e3bea>] dmcrypt_write+0x1da/0x1f0 >>> [<ffffffffb4108c90>] ? wake_up_state+0x20/0x20 >>> [<ffffffffb45e3a10>] ? crypt_iv_lmk_dtr+0x60/0x60 >>> [<ffffffffb40fb789>] kthread_create_on_node+0x180/0x180 >>> [<ffffffffb4705e92>] ret_from_fork+0x42/0x70 >>> [<ffffffffb40fb6c0>] ? kthread_create_on_node+0x180/0x180...

...fffb43eb315>] blk_mq_run_hw_queue+0x95/0xb0 >>> [<ffffffffb43ec804>] blk_mq_flush_plug_list+0x129/0x140 >>> [<ffffffffb43e33d8>] blk_finish_plug+0x18/0x50 >>> [<ffffffffb45e3bea>] dmcrypt_write+0x1da/0x1f0 >>> [<ffffffffb4108c90>] ? wake_up_state+0x20/0x20 >>> [<ffffffffb45e3a10>] ? crypt_iv_lmk_dtr+0x60/0x60 >>> [<ffffffffb40fb789>] kthread_create_on_node+0x180/0x180 >>> [<ffffffffb4705e92>] ret_from_fork+0x42/0x70 >>> [<ffffffffb40fb6c0>] ? kthread_create_on_node+0x180/0x180...

...43eb315>] blk_mq_run_hw_queue+0x95/0xb0 >>> [<ffffffffb43ec804>] blk_mq_flush_plug_list+0x129/0x140 >>> [<ffffffffb43e33d8>] blk_finish_plug+0x18/0x50 >>> [<ffffffffb45e3bea>] dmcrypt_write+0x1da/0x1f0 >>> [<ffffffffb4108c90>] ? wake_up_state+0x20/0x20 >>> [<ffffffffb45e3a10>] ? crypt_iv_lmk_dtr+0x60/0x60 >>> [<ffffffffb40fb789>] kthread_create_on_node+0x180/0x180 >>> [<ffffffffb4705e92>] ret_from_fork+0x42/0x70 >>> [<ffffffffb40fb6c0>] ? kthread_create_on_node+0x180/0x...

...43eb315>] blk_mq_run_hw_queue+0x95/0xb0 >>> [<ffffffffb43ec804>] blk_mq_flush_plug_list+0x129/0x140 >>> [<ffffffffb43e33d8>] blk_finish_plug+0x18/0x50 >>> [<ffffffffb45e3bea>] dmcrypt_write+0x1da/0x1f0 >>> [<ffffffffb4108c90>] ? wake_up_state+0x20/0x20 >>> [<ffffffffb45e3a10>] ? crypt_iv_lmk_dtr+0x60/0x60 >>> [<ffffffffb40fb789>] kthread_create_on_node+0x180/0x180 >>> [<ffffffffb4705e92>] ret_from_fork+0x42/0x70 >>> [<ffffffffb40fb6c0>] ? kthread_create_on_node+0x180/0x...

...fff88103afe4528 ffff88103eaa2000 Oct 19 23:06:57 radon kernel: Call Trace: Oct 19 23:06:57 radon kernel: [<ffffffff816a94e9>] schedule+0x29/0x70 Oct 19 23:06:57 radon kernel: [<ffffffffc04d1d16>] _xfs_log_force+0x1c6/0x2c0 [xfs] Oct 19 23:06:57 radon kernel: [<ffffffff810c4810>] ? wake_up_state+0x20/0x20 Oct 19 23:06:57 radon kernel: [<ffffffffc04ddb9c>] ? xfsaild+0x16c/0x6f0 [xfs] Oct 19 23:06:57 radon kernel: [<ffffffffc04d1e3c>] xfs_log_force+0x2c/0x70 [xfs] Oct 19 23:06:57 radon kernel: [<ffffffffc04dda30>] ? xfs_trans_ail_cursor_first+0x90/0x90 [xfs] Oct 19 23:06:57...

...blk_mq_run_hw_queue+0x95/0xb0 >>>> [<ffffffffb43ec804>] blk_mq_flush_plug_list+0x129/0x140 >>>> [<ffffffffb43e33d8>] blk_finish_plug+0x18/0x50 >>>> [<ffffffffb45e3bea>] dmcrypt_write+0x1da/0x1f0 >>>> [<ffffffffb4108c90>] ? wake_up_state+0x20/0x20 >>>> [<ffffffffb45e3a10>] ? crypt_iv_lmk_dtr+0x60/0x60 >>>> [<ffffffffb40fb789>] kthread_create_on_node+0x180/0x180 >>>> [<ffffffffb4705e92>] ret_from_fork+0x42/0x70 >>>> [<ffffffffb40fb6c0>] ? kthread_create_on_n...

...[<ffffffff85ab4e00>] ? autofs4_wait+0x420/0x910 Oct 26 09:11:45 saruman kernel: [<ffffffff859faf82>] ? kmem_cache_alloc+0x1c2/0x1f0 Oct 26 09:11:45 saruman kernel: [<ffffffff85f192ed>] wait_for_completion+0xfd/0x140 Oct 26 09:11:45 saruman kernel: [<ffffffff858d2010>] ? wake_up_state+0x20/0x20 Oct 26 09:11:45 saruman kernel: [<ffffffff85ab603b>] autofs4_expire_wait+0xab/0x160 Oct 26 09:11:45 saruman kernel: [<ffffffff85ab2fc0>] do_expire_wait+0x1e0/0x210 Oct 26 09:11:45 saruman kernel: [<ffffffff85ab31fe>] autofs4_d_manage+0x7e/0x1d0 Oct 26 09:11:45 saruman...

CentOS 7.4 client mounting a CentOS 7.4 server filesystem over nfs4. nfs seems to be much slower since the upgrade to 7.4, so I thought it might be nice to mount the directory as v4.0 rather than the new default of v4.1 to see if it makes a difference. The release notes state, without an example: "You can retain the original behavior by specifying 0 as the minor version" nfs(5)

...lk_mq_flush_plug_list+0x13b/0x160 [ 3.673439] [<ffffffff812d2391>] blk_flush_plug_list+0xc1/0x220 [ 3.673439] [<ffffffff812d28a8>] blk_finish_plug+0x18/0x50 [ 3.673439] [<ffffffffa01ce487>] _xfs_buf_ioapply+0x327/0x430 [xfs] [ 3.673439] [<ffffffff8109ae20>] ? wake_up_state+0x20/0x20 [ 3.673439] [<ffffffffa01d0424>] ? xfs_bwrite+0x24/0x60 [xfs] [ 3.673439] [<ffffffffa01cffb1>] xfs_buf_submit_wait+0x61/0x1d0 [xfs] [ 3.673439] [<ffffffffa01d0424>] xfs_bwrite+0x24/0x60 [xfs] [ 3.673439] [<ffffffffa01f5dc7>] xlog_bwrite+0x87/0x110 [...

> > But if I start the automount unit and ls the mount point, the shell hangs > and eventually, a long time later (I haven't timed it, maybe an hour), I > eventually get a prompt again. Control-C won't interrupt it. I can still > ssh in and get another session so it's just the process that's accessing > the mount point that hangs. > I don't have a

...eue+0x1d0/0x370 > [<ffffffffb43eb315>] blk_mq_run_hw_queue+0x95/0xb0 > [<ffffffffb43ec804>] blk_mq_flush_plug_list+0x129/0x140 > [<ffffffffb43e33d8>] blk_finish_plug+0x18/0x50 > [<ffffffffb45e3bea>] dmcrypt_write+0x1da/0x1f0 > [<ffffffffb4108c90>] ? wake_up_state+0x20/0x20 > [<ffffffffb45e3a10>] ? crypt_iv_lmk_dtr+0x60/0x60 > [<ffffffffb40fb789>] kthread_create_on_node+0x180/0x180 > [<ffffffffb4705e92>] ret_from_fork+0x42/0x70 > [<ffffffffb40fb6c0>] ? kthread_create_on_node+0x180/0x180 > Code: 00 0000 41 c7 85 78 0...

...eue+0x1d0/0x370 > [<ffffffffb43eb315>] blk_mq_run_hw_queue+0x95/0xb0 > [<ffffffffb43ec804>] blk_mq_flush_plug_list+0x129/0x140 > [<ffffffffb43e33d8>] blk_finish_plug+0x18/0x50 > [<ffffffffb45e3bea>] dmcrypt_write+0x1da/0x1f0 > [<ffffffffb4108c90>] ? wake_up_state+0x20/0x20 > [<ffffffffb45e3a10>] ? crypt_iv_lmk_dtr+0x60/0x60 > [<ffffffffb40fb789>] kthread_create_on_node+0x180/0x180 > [<ffffffffb4705e92>] ret_from_fork+0x42/0x70 > [<ffffffffb40fb6c0>] ? kthread_create_on_node+0x180/0x180 > Code: 00 0000 41 c7 85 78 0...