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Kernel Panic When The ZFS Attached To The UEK4 Server Reset (Doc ID 2368596.1)

Last updated on AUGUST 04, 2018

Applies to:

Linux OS - Version Oracle Linux 7.1 and later
Information in this document applies to any platform.

Symptoms

The server running with UEK4 attached to a ZFS storage had kernel panic when the Storage controller is reset as part of a ZFS upgrade. The below are the call traces found during the panic.  If there are pending I/O's the node should could alternatively have hung rather than panic.

 

  

 

Changes

 ZFS upgrade and a controller reset

Cause

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