No root volume found and multi-disk PANIC

Applies to

Issue

• System rebooted unexpectedly with a message similar to:

Panic string: aggr <aggr_name>: raid volfsm, fatal multi-disk error. raid type raid_dp Group name ***** state NORMAL 5 disks failed in the group.

• No root volume found when restarting:

Invalid PCIe device detected below PCIe Root Port(Bus/Dev/Func): 00/03/00
Actual Vendor ID and Device ID:FFFF/FFFF
Expected Vendor ID and Device ID:11F8/8001
Mezzanine Card ID(02 - 10GbE, 03 - FC, 07 - No Dev, others - Resv):07
BIOS is resetting system...
Phoenix SecureCore(tm) Server
Copyright 1985-2008 Phoenix Technologies Ltd.
All Rights Reserved
BIOS version: 8.3.0
Portions Copyright (c) 2008-2014 NetApp, Inc. All Rights Reserved
WARNING: there do not appear to be any disks attached to the system.No root volume found.
Rebooting... (press ctrl-c during boot to break reboot loop)
Uptime: 1m39s

• EMS log reports Offlining the adapter.

[pmcsas_timeout_0: sas.link.error:error]: Could not recover link on SAS adapter 0a after 45 seconds.Offlining the adapter.