Exalogic: Both ZFSSA Heads in cluster Panic On "avl_remove" (Doc ID 2301338.1)

Last updated on AUGUST 27, 2017

Applies to:

Oracle Exalogic Elastic Cloud Software - Version 2.0.6.2.170117 and later
Information in this document applies to any platform.

Symptoms

Post Platinum Patching, customer reported facing both ZFSSA heads crash issue.
The panic strings.

<snip>
panicstr: BAD TRAP: type=d (#gp General protection) rp=ffffff01ec6e79f0 addr=1adb

panicstack: unix:real_mode_stop_cpu_stage2_end+ba5a ()
| unix:trap+3b2 ()
| unix:cmntrap+e7 ()
| genunix:avl_remove+19f ()
| zfs:dlim_onexit_cleanup+2d ()
| genunix:taskq_d_thread+c1 ()
| unix:thread_start+8 ()
</snip>

Changes

Customer applied Exalogic PSU that brigs the ZFSSA fw to 2013.1.7.0 or higher version

Cause

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