linux-kernel - Re: [syzbot] WARNING in cow_file_range

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Date:   Fri, 20 Jan 2023 16:36:24 -0800
From:   syzbot <syzbot+858534c396b0cdd291d2@...kaller.appspotmail.com>
To:     Johannes.Thumshirn@....com, clm@...com, dsterba@...e.com,
        dsterba@...e.cz, josef@...icpanda.com, linux-btrfs@...r.kernel.org,
        linux-kernel@...r.kernel.org, osandov@...com,
        sweettea-kernel@...miny.me, syzkaller-bugs@...glegroups.com
Subject: Re: [syzbot] WARNING in cow_file_range_inline

syzbot suspects this issue was fixed by commit:

commit 8bb808c6ad91ec3d332f072ce8f8aa4b16e307e0
Author: David Sterba <dsterba@...e.com>
Date:   Thu Nov 3 13:39:01 2022 +0000

    btrfs: don't print stack trace when transaction is aborted due to ENOMEM

bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=15521666480000
start commit:   337a0a0b63f1 Merge tag 'net-6.1-rc3-1' of git://git.kernel..
git tree:       upstream
kernel config:  https://syzkaller.appspot.com/x/.config?x=1d3548a4365ba17d
dashboard link: https://syzkaller.appspot.com/bug?extid=858534c396b0cdd291d2
syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=16e5a422880000
C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=16387a16880000

If the result looks correct, please mark the issue as fixed by replying with:

#syz fix: btrfs: don't print stack trace when transaction is aborted due to ENOMEM

For information about bisection process see: https://goo.gl/tpsmEJ#bisection