Re: 4.19-rc1: ./include/linux/rcupdate.h:631 rcu_read_lock() used illegally while idle!

From: Steven Rostedt
Date: Wed Sep 05 2018 - 09:07:07 EST


On Wed, 5 Sep 2018 05:59:41 -0700
"Paul E. McKenney" <paulmck@xxxxxxxxxxxxxxxxxx> wrote:

> On Wed, Sep 05, 2018 at 10:22:54AM +0200, Borislav Petkov wrote:
> > On Tue, Sep 04, 2018 at 01:53:21PM -0700, Paul E. McKenney wrote:
> > > I must defer to Borislav on this one. Assuming it has the desired
> > > effect, I am good with it.
> >
> > It did survive a bunch of reboots (the WARN would fire after boot
> > finishes, normally) so I guess we can run with it and see how it works
> > out in the next couple of weeks.
> >
> > Thanks guys!
>
> Woo-hoo!!! Thank you for testing this!

OK, I'll make this into an official patch and put it into my test
suite. I should be able to push it out to Linus tomorrow.

-- Steve