From: Andrew Cooper <andrew.cooper3@citrix.com>
To: Peter Kay <syllopsium@syllopsium.co.uk>, xen-devel@lists.xen.org
Subject: Re: [BUG] Spontaneous reboot loading dom0 for first time after cold boot
Date: Tue, 12 Aug 2014 12:41:33 +0100 [thread overview]
Message-ID: <53E9FD6D.8030604@citrix.com> (raw)
In-Reply-To: <fc5ed6c4-df4e-421a-8720-0d6faa951776@email.android.com>
On 12/08/14 12:12, Peter Kay wrote:
> What's the procedure for diagnosing xen boot issues if it doesn't manage to load dom0?
>
> The first time xen loads following a cold boot the xen hypervisor boots but there is a spontaneous reboot immediately prior to dom0 loading. Subsequent reboots work fine.
>
> This used to be fine a few months back. Unstable code from at least a week back till a couple of nights ago exhibits the issue.
>
> Platform : SH3210SHLC 3210 chipset with a Q6700 running Debian Wheezy and kernel 3.16. Pretty certain I also exhibited the issue with 3.2.0.4
>
> This issue does not occur with a non xen boot using the same kernel
>
> Any advice welcome
>
> PK
Best would be to get serial set up, and use "com1=115200,8n1" on the Xen
command line.
Failing that, "console=vga noreboot" might show a stack trace on the screen.
~Andrew
next prev parent reply other threads:[~2014-08-12 11:41 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-08-12 11:12 [BUG] Spontaneous reboot loading dom0 for first time after cold boot Peter Kay
2014-08-12 11:41 ` Andrew Cooper [this message]
2014-08-12 11:41 ` Vitaly Kuznetsov
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