linux-kernel - Re: [syzbot] [reiserfs?] general protection fault in rcu

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Message-ID: <0000000000007cb7130612d4fb95@google.com>
Date: Mon, 04 Mar 2024 04:37:01 -0800
From: syzbot <syzbot+b23c4c9d3d228ba328d7@...kaller.appspotmail.com>
To: axboe@...nel.dk, brauner@...nel.org, dvyukov@...gle.com, jack@...e.cz, 
	lenb@...nel.org, linux-acpi@...r.kernel.org, linux-fsdevel@...r.kernel.org, 
	linux-kernel@...r.kernel.org, luto@...nel.org, peterz@...radead.org, 
	rafael@...nel.org, reiserfs-devel@...r.kernel.org, 
	syzkaller-bugs@...glegroups.com, tglx@...utronix.de, yukuai1@...weicloud.com, 
	yukuai3@...wei.com
Subject: Re: [syzbot] [reiserfs?] general protection fault in rcu_core (2)

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=14e58b32180000
start commit:   e8f75c0270d9 Merge tag 'x86_sgx_for_v6.5' of git://git.ker..
git tree:       upstream
kernel config:  https://syzkaller.appspot.com/x/.config?x=a98ec7f738e43bd4
dashboard link: https://syzkaller.appspot.com/bug?extid=b23c4c9d3d228ba328d7
syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=12d6dfc0a80000
C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=161de580a80000

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