** Package changed: kernel-package (Ubuntu) => linux (Ubuntu)
** Also affects: ubuntu-power-systems
Importance: Undecided
Status: New
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https://bugs.launchpad.net/bugs/1704972
Title:
[LTCTest][Opal][FW910] HMI TFMR HDEC parity error is throwing Severe
Machine check interrupt
Status in The Ubuntu-power-systems project:
New
Status in linux package in Ubuntu:
New
Bug description:
== Comment: #0 - PAVAMAN SUBRAMANIYAM <pavsu...@in.ibm.com> - 2017-05-22
05:12:38 ==
---Problem Description---
HMI TFMR HDEC parity error is throwing Severe Machine check interrupt
---uname output---
Linux zz376p1 4.10.0-21-generic #23~16.04.1-Ubuntu SMP Tue May 2 12:54:57 UTC
2017 ppc64le ppc64le ppc64le GNU/Linux
Machine Type = P9
---System Hang---
The system hangs indefinitely and we have to reboot the system to recover
back.
---Debugger---
A debugger is not configured
Immediately after injecting the above error, we get Severe Machine check
interrupt [[Not recovered]
Contact Information = pavsu...@in.ibm.com
Stack trace output:
no
Oops output:
[ 288.655336] Severe Machine check interrupt [[Not recovered]
[ 288.655339] Severe Machine check interrupt [[Not recovered]
[ 288.655342] Severe Machine check interrupt [[Not recovered]
[ 288.655345] Severe Machine check interrupt [[Not recovered]
[ 288.655348] Initiator: CPU
[ 288.655349] Initiator: CPU
[ 288.655352] Error type: Real address [Load/Store (foreign)]
[ 288.655354] Initiator: CPU
[ 288.655357] Effective address: 333035342dfe3030
[ 288.655360] Error type: Real address [Load/Store (foreign)]
[ 288.655366] Error type: Real address [Load/Store (foreign)]
[ 288.655369] Effective address: 333035342e013030
[ 288.655371] Effective address: 333035342e073030
[ 288.655418] opal: Reboot type 1 not supported
[ 288.655420] opal: Reboot type 1 not supported
[ 288.655422] opal: Reboot type 1 not supported
[ 288.655423] Kernel panic - not syncing: PowerNV Unrecovered Machine Check
[ 288.655430] CPU: 1 PID: 0 Comm: swapper/1 Tainted: G M
4.10.0-21-generic #23~16.04.1-Ubuntu
[ 288.655433] Call Trace:
[ 288.655450] Sending IPI to other CPUs
[ 288.656767] Initiator: CPU
[ 288.656834] Error type: Real address [Load/Store (foreign)]
[ 288.656945] Effective address: 333035342e043030
[ 288.657060] opal: Reboot type 1 not supported
[ 298.655034] ERROR: 3 cpu(s) not responding
[ 298.655183] Activate system reset (dumprestart) to stop other cpu(s)
System Dump Info:
The system is not configured to capture a system dump.
*Additional Instructions for pavsu...@in.ibm.com:
-Attach sysctl -a output output to the bug.
== Comment: #3 - MAHESH J. SALGAONKAR <mahesh.salgaon...@in.ibm.com> -
2017-06-29 03:23:30 ==
(In reply to comment #2)
> We need upstream commit
> https://git.kernel.org/powerpc/c/be5c5e843c4afa1c8397cb740b6032 that fixes
> this issue.
>
> Hi Breno,
> We will be needing this upstream commit to be included in Ubuntu 16.04.3
Did this patch make into Ubuntu 16.04.3 ?
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