linux-kernel - Re: [syzbot] [reiserfs?] possible deadlock in open_xa

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Date: Sat, 09 Mar 2024 14:20:03 -0800
From: syzbot <syzbot+8fb64a61fdd96b50f3b8@...kaller.appspotmail.com>
To: axboe@...nel.dk, brauner@...nel.org, hdanton@...a.com, jack@...e.cz, 
	jeffm@...e.com, linux-fsdevel@...r.kernel.org, linux-kernel@...r.kernel.org, 
	mingo@...hat.com, paul@...l-moore.com, peterz@...radead.org, 
	reiserfs-devel@...r.kernel.org, roberto.sassu@...wei.com, 
	roberto.sassu@...weicloud.com, syzkaller-bugs@...glegroups.com, 
	will@...nel.org
Subject: Re: [syzbot] [reiserfs?] possible deadlock in open_xa_dir

syzbot suspects this issue was fixed by commit:

commit 6f861765464f43a71462d52026fbddfc858239a5
Author: Jan Kara <jack@...e.cz>
Date:   Wed Nov 1 17:43:10 2023 +0000

    fs: Block writes to mounted block devices

bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=11c28556180000
start commit:   5eff55d725a4 Merge tag 'platform-drivers-x86-v6.7-7' of gi..
git tree:       upstream
kernel config:  https://syzkaller.appspot.com/x/.config?x=655f8abe9fe69b3b
dashboard link: https://syzkaller.appspot.com/bug?extid=8fb64a61fdd96b50f3b8
syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=12d80b99e80000
C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=148cccdee80000

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

#syz fix: fs: Block writes to mounted block devices

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