Re: [PATCH] kthread: Fix kthread_mod_delayed_work vs kthread_cancel_delayed_work_sync race

From: Martin Liu
Date: Fri May 21 2021 - 04:50:15 EST


On Fri, May 21, 2021 at 09:12:30AM +0200, Petr Mladek wrote:
> On Thu 2021-05-20 14:48:45, Andrew Morton wrote:
> > On Thu, 13 May 2021 14:54:57 +0800 Martin Liu <liumartin@xxxxxxxxxx> wrote:
> >
> > > We encountered a system hang issue while doing the tests. The callstack
> > > is as following
> > >
> > > ...
> > >
> > > Fixes: 37be45d49dec2 ("kthread: allow to cancel kthread work")
> >
> > Thanks. I added a cc:stable to this and shall hold it in -mm for a
> > couple of weeks to get exposure and testing before sending it to Linus
> > for 5.13.
>
> Sounds good to me. Thanks for taking care of it.
>
> Best Regards,
> Petr

Hi Petr, Andrew

Thanks for your help! :)