On Wed, Jul 10, 2013 at 06:06:27PM +0200, Bernd Schubert wrote:
> On 07/10/2013 06:02 PM, Gleb Natapov wrote:
> >On Wed, Jul 10, 2013 at 04:16:46PM +0200, Bernd Schubert wrote:
> >>Hi all,
> >>
> >>I found a way to reliably crash my host system:
> >>
> >>1) Boot guest VM with init=/bin/bash
> >>
> >>2) In guest VM: echo b >/proc/sysrq-trigger
> >>
> >>3) Try to reboot the guest -> crashes the host during kernel initialization
> >>
> >What 3 means? 2 already reboots it.
>
> Sorry, not a good wording. The guest reboots, goes through grub,
> starts the kernel and the host then crashes during early
> initialization of the guest kernel.
And if you boot it without init= first and just reboot it with "reboot"
does the same happens?
Can your attach your .config here? Also can you compile KSM out and
retry?
--
Gleb.
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