linux-kernel - Re: [syzbot] [ext4?] [reiserfs?] kernel BUG in __phys

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Date: Wed, 28 Feb 2024 15:16:04 -0800
From: syzbot <syzbot+daa1128e28d3c3961cb2@...kaller.appspotmail.com>
To: adilger.kernel@...ger.ca, axboe@...nel.dk, bp@...en8.de, 
	brauner@...nel.org, dave.hansen@...ux.intel.com, hpa@...or.com, jack@...e.com, 
	jack@...e.cz, linux-ext4@...r.kernel.org, linux-fsdevel@...r.kernel.org, 
	linux-kernel@...r.kernel.org, luto@...nel.org, mingo@...hat.com, 
	peterz@...radead.org, reiserfs-devel@...r.kernel.org, 
	syzkaller-bugs@...glegroups.com, tglx@...utronix.de, tytso@....edu, 
	x86@...nel.org
Subject: Re: [syzbot] [ext4?] [reiserfs?] kernel BUG in __phys_addr (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=1010d154180000
start commit:   95c8a35f1c01 Merge tag 'mm-hotfixes-stable-2024-01-05-11-3..
git tree:       upstream
kernel config:  https://syzkaller.appspot.com/x/.config?x=247b5a935d307ee5
dashboard link: https://syzkaller.appspot.com/bug?extid=daa1128e28d3c3961cb2
syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=14562761e80000
C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=1089280ee80000

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