Re: [Xen-devel] Xen-unstable: xen panic RIP: dpci_softirq

[Sander Eikelenboom <linux@xxxxxxxxxxxxxx>]

Friday, November 14, 2014, 9:25:13 PM, you wrote:

> On Fri, Nov 14, 2014 at 05:59:23PM +0100, Sander Eikelenboom wrote:
>> 
>> Friday, November 14, 2014, 4:43:58 PM, you wrote:
>> 
>> >>>> On 14.11.14 at 16:20, <linux@xxxxxxxxxxxxxx> wrote:
>> >> If it still helps i could try Andrews suggestion and try out with only 
>> >> commit aeeea485 ..
>> 
>> > Yes, even if it's pretty certain it's the second of the commits, verifying
>> > this would be helpful (or if the assumption is wrong, the pattern it's
>> > dying with would change and hence perhaps provide further clues).
>> 
>> > Jan
>> 
>> 
>> Ok with a revert of f6dd295 .. it survived cooking and eating a nice bowl of 
>> pasta without a panic. So it would probably be indeed that specific commit.

> Could you try running with these two patches while you enjoy an beer in the 
> evening?

Hmm i didn't expect it not to panic and reboot anymore :-)

However xl dmesg (complete one attached) showed it would have:

(XEN) [2014-11-14 21:35:50.646] --MARK--
(XEN) [2014-11-14 21:35:56.861] grant_table.c:305:d0v0 Increased maptrack size 
to 9 frames
(XEN) [2014-11-14 21:36:00.647] --MARK--
(XEN) [2014-11-14 21:36:10.410] grant_table.c:1299:d16v1 Expanding dom (16) 
grant table from (5) to (6) frames.
(XEN) [2014-11-14 21:36:10.820] --MARK--
(XEN) [2014-11-14 21:36:20.820] --MARK--
(XEN) [2014-11-14 21:36:30.820] --MARK--
(XEN) [2014-11-14 21:36:40.821] --MARK--
(XEN) [2014-11-14 21:36:50.821] --MARK--
(XEN) [2014-11-14 21:37:00.388] CPU00:
(XEN) [2014-11-14 21:37:00.399] CPU01:
(XEN) [2014-11-14 21:37:00.410] d16 OK-softirq 20msec ago, state:1, 41220 
count, [prev:ffff83054ef5e3e0, next:ffff83054ef5e3e0]  PIRQ:0
(XEN) [2014-11-14 21:37:00.445] d16 OK-raise   46msec ago, state:1, 41223 
count, [prev:0000000000200200, next:0000000000100100]  PIRQ:0
(XEN) [2014-11-14 21:37:00.481] d16 ERR-poison 92msec ago, state:0, 1 count, 
[prev:0000000000200200, next:0000000000100100]  PIRQ:0
(XEN) [2014-11-14 21:37:00.515] d16 Z-softirq  28853msec ago, state:2, 1 count, 
[prev:0000000000200200, next:0000000000100100]  PIRQ:0
(XEN) [2014-11-14 21:37:00.551] CPU02:
(XEN) [2014-11-14 21:37:00.561] d17 OK-softirq 43msec ago, state:1, 2381 count, 
[prev:ffff83054ef47e88, next:ffff83054ef47e88]  PIRQ:87
(XEN) [2014-11-14 21:37:00.597] d17 OK-raise   79msec ago, state:1, 2381 count, 
[prev:0000000000200200, next:0000000000100100]  PIRQ:87
(XEN) [2014-11-14 21:37:00.633] CPU03:
(XEN) [2014-11-14 21:37:00.643] d16 OK-softirq 274msec ago, state:1, 3216 
count, [prev:ffff83054ef37e88, next:ffff83054ef37e88]  PIRQ:87
(XEN) [2014-11-14 21:37:00.679] d16 OK-raise   310msec ago, state:1, 3216 
count, [prev:0000000000200200, next:0000000000100100]  PIRQ:87
(XEN) [2014-11-14 21:37:00.715] CPU04:
(XEN) [2014-11-14 21:37:00.726] d17 OK-softirq 108msec ago, state:1, 2872 
count, [prev:ffff83054ef27e70, next:ffff83054ef27e70]  PIRQ:87
(XEN) [2014-11-14 21:37:00.762] d17 OK-raise   143msec ago, state:1, 2872 
count, [prev:0000000000200200, next:0000000000100100]  PIRQ:87
(XEN) [2014-11-14 21:37:00.798] CPU05:
(XEN) [2014-11-14 21:37:00.808] d17 OK-softirq 590msec ago, state:1, 2287 
count, [prev:ffff83054ef1fe70, next:ffff83054ef1fe70]  PIRQ:87--MARK--
(XEN) [2014-11-14 21:37:00.846]
(XEN) [2014-11-14 21:37:00.855] d17 OK-raise   637msec ago, state:1, 2287 
count, [prev:0000000000200200, next:0000000000100100]  PIRQ:87
(XEN) [2014-11-14 21:37:00.889] domain_crash called from io.c:938
(XEN) [2014-11-14 21:37:00.889] Domain 16 reported crashed by domain 32767 on 
cpu#1:
(XEN) [2014-11-14 21:37:10.845] --MARK--
(XEN) [2014-11-14 21:37:20.845] --MARK--


>> 
>> --
>> Sander
>>

Attachment: xl-dmesg.txt
Description: Text document

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