From mboxrd@z Thu Jan  1 00:00:00 1970
From: hch@infradead.org (Christoph Hellwig)
Date: Wed, 5 Sep 2018 12:06:48 -0700
Subject: Unable to handle kernel paging request at virtual address
 0000001bf8068693
In-Reply-To: <ade8cef4-aad0-3320-8bce-700cd3e106c9@wdc.com>
References: <mvmh8j4f4yb.fsf@suse.de>
 <ade8cef4-aad0-3320-8bce-700cd3e106c9@wdc.com>
Message-ID: <20180905190648.GC1420@infradead.org>
To: linux-riscv@lists.infradead.org
List-Id: linux-riscv.lists.infradead.org

On Wed, Sep 05, 2018 at 10:17:08AM -0700, Atish Patra wrote:
> This issue is fixed in 4.19-rc1.
> 
> If you don't want to pull the latest, here is the change you need to
> cherry-pick to your branch.
> 
> https://lore.kernel.org/lkml/20180626192746.GJ3593 at linux.vnet.ibm.com/

Paul, I think we need this in 4.18-stable.

Also Palmer, I think we should pick it up in riscv-linux-4.18.

The mainline commit is:

commit fcc63543650150629c8a873cbef3578770acecd9
Author: Boqun Feng <boqun.feng@gmail.com>
Date:   Fri Jun 15 12:06:31 2018 -0700

    rcu: Make expedited GPs handle CPU 0 being offline