Re: Deadlock at reboot?

From: Greg Kroah-Hartman
Date: Fri Mar 04 2022 - 09:15:47 EST


On Fri, Mar 04, 2022 at 11:49:42AM +0100, Maxime Ripard wrote:
> Hi,
>
> I'm not entirely sure who I'm supposed to send this to, so apologies if
> I forgot somebody.
>
> I've had an issue when rebooting on and off for a couple of monthes, but
> I got a stacktrace from lockdep today:
>
> [71721.872904] reboot: Restarting system
> [71721.876743] ------------[ cut here ]------------
> [71721.877081]
> [71721.877084] ======================================================
> [71721.877086] WARNING: possible circular locking dependency detected
> [71721.877088] 5.17.0-rc6-next-20220303-v8+ #10 Not tainted

This is linux-next, does this also happen on Linus's tree?

If not, can you bisect to find the offending commit?

thanks,

greg k-h