linux-kernel - Re: [syzbot] [exfat?] [ntfs3?] INFO: task hung in __generic_file

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Message-ID: <0000000000005626e80611789a1b@google.com>
Date: Thu, 15 Feb 2024 20:59:03 -0800
From: syzbot <syzbot+ed920a72fd23eb735158@...kaller.appspotmail.com>
To: almaz.alexandrovich@...agon-software.com, axboe@...nel.dk, 
	brauner@...nel.org, david@...morbit.com, fgheet255t@...il.com, 
	hdanton@...a.com, jack@...e.cz, linkinjeon@...nel.org, 
	linux-fsdevel@...r.kernel.org, linux-kernel@...r.kernel.org, 
	ntfs3@...ts.linux.dev, sj1557.seo@...sung.com, 
	syzkaller-bugs@...glegroups.com, viro@...iv.linux.org.uk
Subject: Re: [syzbot] [exfat?] [ntfs3?] INFO: task hung in __generic_file_fsync
 (3)

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=131679fc180000
start commit:   200e340f2196 Merge tag 'pull-work.dcache' of git://git.ker..
git tree:       upstream
kernel config:  https://syzkaller.appspot.com/x/.config?x=a3f4d6985d3164cd
dashboard link: https://syzkaller.appspot.com/bug?extid=ed920a72fd23eb735158
syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=15dd033e080000
C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=16dbfa46080000

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