System hang in xfs_iunpin_wait due to symbdsnap module
Issue
-
System hangs due to blocked tasks with the following warnings:
INFO: task systemd:1 blocked for more than 120 seconds. INFO: task kswapd0:45 blocked for more than 120 seconds. INFO: task xfsaild/sda3:2853 blocked for more than 120 seconds. INFO: task pmx-dq-entries:7216 blocked for more than 120 seconds. INFO: task postgres:9567 blocked for more than 120 seconds. INFO: task kworker/u8:0:28682 blocked for more than 120 seconds.
Environment
- Red Hat Enterprise Linux 7.6
- Veritas 3rd party driver
symbdsnap
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