linux-kernel - Re: kernel BUG at mm/swap

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Message-ID: <CAHk-=wjV7HdJ-Dgv6OYJ5c9iY_pOWqryNy1BU3MdZrjsUJdVkQ@mail.gmail.com>
Date:   Fri, 5 Jul 2019 19:39:39 -0700
From:   Linus Torvalds <torvalds@...ux-foundation.org>
To:     Jan Kara <jack@...e.cz>
Cc:     Mikhail Gavrilov <mikhail.v.gavrilov@...il.com>,
        Vlastimil Babka <vbabka@...e.cz>,
        Michal Hocko <mhocko@...nel.org>,
        Linux List Kernel Mailing <linux-kernel@...r.kernel.org>,
        Linux-MM <linux-mm@...ck.org>,
        Matthew Wilcox <willy@...radead.org>, Qian Cai <cai@....pw>,
        "Kirill A . Shutemov" <kirill.shutemov@...ux.intel.com>,
        songliubraving@...com, william.kucharski@...cle.com,
        Andrew Morton <akpm@...ux-foundation.org>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Subject: Re: kernel BUG at mm/swap_state.c:170!

On Fri, Jul 5, 2019 at 4:03 PM Jan Kara <jack@...e.cz> wrote:
>
> Yeah, I guess revert of 5fd4ca2d84b2 at this point is probably the best we
> can do. Let's CC Linus, Andrew, and Greg (Linus is travelling AFAIK so I'm
> not sure whether Greg won't do release for him).

I'm back home now, although possibly jetlagged.

The revert looks trivial (a conflict due to find_get_entries_tag()
having been removed in the meantime), and I guess that's the right
thing to do right now.

Matthew, comments?

               Linus