This system was working perfect with ESXi and was simply rebooted during maint window.
Now it fails to boot - at all.
Errors and system inventory below.
Dell R520
Drac: 2.21.21.21 (Build 12)
Inventory:
BIOS 2.4.2
BP12G+ 0:1 1.00
Broadcom Gigabit Ethernet BCM5720 7.10.61
Broadcom Gigabit Ethernet BCM5720 7.10.61
Diagnostics 4247A1 4247.2
Intergrated Dell Remote Access Controller 2.21.21.21
Lifecycle Controller 2.21.21.21
OS Collector 1.1
OS Drivers Pack 15.07.07
PERC H710 Mini 21.3.2-0005
System CPLD 1.0.1
Dell R520:
Initializing firmware interfaces...
Initialization complete.
Disconnecting UEFI drivers. Please wait...
ERROR: <HANG HERE>
- OR -
ERROR: Sometimes SOL serial console gives:
Exception Inside the Exception Handler
Type: General Protection Fault (13) Source: Software (UEFI0011)
AX=0000000000000000 BX=0000000000000000 BP=00000000CCA85768 SP=00000000CCA85630
CX=0000000000000008 DX=0000000000000040 R8=0000000000000000 R9=0000000000000008
SI=AFAFAFAFAFAFAFAF DI=AFAFAFAFAFAFAFAF SS=0018 CS=0038 Flags=00010202
IP=00000000CCADA55D
- OR -
ERROR: Sometimes during boot there is this message:
FW could not sync up config/prop changes for sme of the VD's/PD's
Press any key to continue, or 'C' to load the configuration utility.
(this can be bypassed and continues to boot but it still hangs at:
Disconnecting UEFI drivers. Please wait...