On Wed, 13 Nov 2019 at 10:04, Sitsofe Wheeler <sitsofe@xxxxxxxxx> wrote: > > Nov 12 16:45:02 <host> kernel: [27678.931551] INFO: task > kworker/50:0:20430 blocked for more than 120 seconds. > Nov 12 16:45:02 <host> kernel: [27678.931613] Tainted: G > OE 5.0.0-32-generic #34~18.04.2-Ubuntu > Nov 12 16:45:02 <host> kernel: [27678.931667] "echo 0 > > /proc/sys/kernel/hung_task_timeout_secs" disables this message. > Nov 12 16:45:02 <host> kernel: [27678.931723] kworker/50:0 D 0 > 20430 2 0x80000080 > Nov 12 16:45:02 <host> kernel: [27678.931801] Workqueue: > xfs-sync/md126 xfs_log_worker [xfs] > Nov 12 16:45:02 <host> kernel: [27678.931804] Call Trace: > Nov 12 16:45:02 <host> kernel: [27678.931814] __schedule+0x2c0/0x870 > Nov 12 16:45:02 <host> kernel: [27678.931819] schedule+0x2c/0x70 > Nov 12 16:45:02 <host> kernel: [27678.931823] schedule_timeout+0x1db/0x360 > Nov 12 16:45:02 <host> kernel: [27678.931829] ? ttwu_do_activate+0x77/0x80 > Nov 12 16:45:02 <host> kernel: [27678.931833] wait_for_completion+0xba/0x140 > Nov 12 16:45:02 <host> kernel: [27678.931837] ? wake_up_q+0x80/0x80 > Nov 12 16:45:02 <host> kernel: [27678.931843] __flush_work+0x15c/0x210 (Quite some time later) This issue went away after switching to an Ubuntu 18.04 5.3 LTS kernel. Later kernels (e.g. 5.4) have not manifested the issue either. -- Sitsofe
