Re: Kernel Panic sysrq questions

From: Tejun Heo
Date: Mon Sep 18 2017 - 20:23:16 EST


Hello,

On Mon, Sep 18, 2017 at 03:35:36PM -0700, Randy Dunlap wrote:
> > My Understanding is When a fatal panic happens, The Kernel is in
> > frozen state (no workques
> > or tasks get executed).
> >
> > Is my understanding correct or am i missing something here.
>
> Hi,
> What kernel version?
>
> I don't see anything in the wq docs about that specific point.

There's nothing workqueue specific there. Panic doesn't bring the
system to a complete stop in general. If you wanna change how the
system behaves post-panic, please take a look at panic= boot param.

Thanks.

--
tejun