Unexpected reboot, ERROR: HV Abort: PC: 0x8a243dc

Asset ID:	1-72-2391637.1
Update Date:	2018-05-02
Keywords:

Solution Type Problem Resolution Sure

Solution 2391637.1 : Unexpected reboot, ERROR: HV Abort: PC: 0x8a243dc - PowerDown

Applies to:

SPARC T4-2 - Version All Versions to All Versions [Release All Releases]
Information in this document applies to any platform.

Symptoms

Firmware version
---------------------------
ILOM FW: 3.2.6.4.a r110875
System FW: 8.9.5.a 2016/08/09 15:24

Event list
---------------------------
290    Wed Jan 26 08:41:18 2000 System    Log       minor                                     <<<<<< They need to set up the date/time after motherboard replacement
     Host: Powered Off
289    Wed Jan 26 08:41:18 2000 System    Log       major
     Jan 26 08:41:18 ERROR:   HV Abort: PC: 0x8a243dc - PowerDown                <<<<<<<<

<MOTHERBOARD REPLACEMENT - MAR-16>

238    Mon Mar 12 10:48:53 2018 System    Log       minor
     Host: Powered Off
237    Mon Mar 12 10:48:53 2018 System    Log       major
     Mar 12 10:48:53 ERROR:   HV Abort: PC: 0x8a7c974 - PowerDown                   <<<<<<<

fmdump -e
---------------------------
2000-01-26/08:40:20 ereport.cpu.generic-sparc.l2data@/host
2000-01-26/08:40:20 ereport.cpu.generic-sparc.l2data@/host
2000-01-26/08:40:20 ereport.cpu.generic-sparc.l2data@/host
2000-01-26/08:40:20 ereport.cpu.generic-sparc.l2data@/host

Changes

Cause

There are bugs regarding HV aborts:

https://updates.oracle.com/Orion/Services/download?type=readme&aru=22089293

25760618 HVABORT fixes
23719279 T7-2 (w/ LDOMs) getting HV Abort: PC = 0xba29fdc
25045299 Abort during error handling should create abort ereport
24499758 HV incorrectly revectors some fatal errors into parent when subguest is running
16603815 internal branches to hvabort should raise tl by 1

Solution

Before Hardware replacement, make sure that firmware is update-to-date.

Upgrade System firmware to the latest version: http://www.oracle.com/technetwork/systems/patches/firmware/release-history-jsp-138416.html

Instructions: https://docs.oracle.com/cd/E37444_01/html/E37446/z400371a1482113.html

References

<NOTE:1942154.1> - Diagnosing SPARC T4 outages involving L2$ and memory issues
<NOTE:1948360.1> - On Rare Occasions, SPARC T4 Series Servers Running Firmware Versions 8.4.0.a through 8.5.1.b may Experience an Outage
<NOTE:2111550.1> - T4-X System crashes with XCALL errors
<NOTE:1358290.1> - SPARC T4-2 (& Netra) Current Product Issues
<NOTE:2077387.1> - SRDC - SPARC T3-x, T4-x, T5-x, T7-x, S7-x, T8-x servers: Simple instructions to collect ILOM snapshot
<NOTE:1483194.1> - Commands to run to fully clear ILOM/SP, faultmgmt shell, and FMA faults on the T3-x, T4-x , T5-x Servers

Attachments

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