linux-kernel - Re: [syzbot] WARNING: locking bug in truncate_inode_pages

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Message-ID: <Yp/c4p4MSUyoFenY@sol.localdomain>
Date:   Tue, 7 Jun 2022 16:18:58 -0700
From:   Eric Biggers <ebiggers@...nel.org>
To:     Andrew Morton <akpm@...ux-foundation.org>
Cc:     syzbot <syzbot+2c93b863a7698df84bad@...kaller.appspotmail.com>,
        linux-fsdevel@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-mm@...ck.org, syzkaller-bugs@...glegroups.com,
        willy@...radead.org,
        Stephen Brennan <stephen.s.brennan@...cle.com>,
        David Howells <dhowells@...hat.com>,
        Jarkko Sakkinen <jarkko@...nel.org>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Konstantin Komarov <almaz.alexandrovich@...agon-software.com>,
        ntfs3@...ts.linux.dev
Subject: Re: [syzbot] WARNING: locking bug in truncate_inode_pages_final

On Tue, Jun 07, 2022 at 04:00:20PM -0700, Andrew Morton wrote:
> Lots of cc's added.
> 
> On Tue, 07 Jun 2022 00:16:29 -0700 syzbot <syzbot+2c93b863a7698df84bad@...kaller.appspotmail.com> wrote:
> 
> > Hello,
> 
> Thanks.
> 
> > syzbot found the following issue on:
> 
> Oh dear.
> 
> > HEAD commit:    d1dc87763f40 assoc_array: Fix BUG_ON during garbage collect
> 
> I think this bisection is wrong.

It's not a bisection; if it was, the report would say so.  It's just the commit
that identifies the kernel version on which the problem was seen.

- Eric