linux-kernel - Re: [syzbot] [gfs2?] BUG: sleeping function called from invalid context in gfs2_make_fs

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Message-ID: <20240117100134.o2wthveeef4bx34w@quack3>
Date: Wed, 17 Jan 2024 11:01:34 +0100
From: Jan Kara <jack@...e.cz>
To: syzbot <syzbot+60369f4775c014dd1804@...kaller.appspotmail.com>
Cc: agruenba@...hat.com, axboe@...nel.dk, brauner@...nel.org,
	cluster-devel@...hat.com, gfs2@...ts.linux.dev, jack@...e.cz,
	linux-fsdevel@...r.kernel.org, linux-kernel@...r.kernel.org,
	rpeterso@...hat.com, syzkaller-bugs@...glegroups.com
Subject: Re: [syzbot] [gfs2?] BUG: sleeping function called from invalid
 context in gfs2_make_fs_ro

On Tue 16-01-24 16:48:04, syzbot wrote:
> 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=126262dbe80000
> start commit:   46670259519f Merge tag 'for-6.5-rc2-tag' of git://git.kern..
> git tree:       upstream
> kernel config:  https://syzkaller.appspot.com/x/.config?x=a4507c291b5ab5d4
> dashboard link: https://syzkaller.appspot.com/bug?extid=60369f4775c014dd1804
> syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=1602904ea80000
> C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=12d67e9ea80000
> 
> If the result looks correct, please mark the issue as fixed by replying with:

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

								Honza
-- 
Jan Kara <jack@...e.com>
SUSE Labs, CR