linux-kernel - Re: [syzbot] [btrfs?] WARNING in btrfs_release_global_block

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Date:   Sun, 19 Nov 2023 16:46:07 -0800
From:   syzbot <syzbot+10e8dae9863cb83db623@...kaller.appspotmail.com>
To:     clm@...com, dsterba@...e.com, josef@...icpanda.com,
        linux-btrfs@...r.kernel.org, linux-fsdevel@...r.kernel.org,
        linux-kernel@...r.kernel.org, nborisov@...e.com,
        syzkaller-bugs@...glegroups.com
Subject: Re: [syzbot] [btrfs?] WARNING in btrfs_release_global_block_rsv

syzbot has bisected this issue to:

commit c18e3235646a8ba74d013067a6475c8d262d3776
Author: Josef Bacik <josef@...icpanda.com>
Date:   Thu Dec 2 20:34:32 2021 +0000

    btrfs: reserve extra space for the free space tree

bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=10528fb7680000
start commit:   23dfa043f6d5 Merge tag 'i2c-for-6.7-rc2' of git://git.kern..
git tree:       upstream
final oops:     https://syzkaller.appspot.com/x/report.txt?x=12528fb7680000
console output: https://syzkaller.appspot.com/x/log.txt?x=14528fb7680000
kernel config:  https://syzkaller.appspot.com/x/.config?x=d05dd66e2eb2c872
dashboard link: https://syzkaller.appspot.com/bug?extid=10e8dae9863cb83db623
syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=17722e24e80000
C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=11201350e80000

Reported-by: syzbot+10e8dae9863cb83db623@...kaller.appspotmail.com
Fixes: c18e3235646a ("btrfs: reserve extra space for the free space tree")

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