linux-kernel - Re: [syzbot] [ext4?] INFO: task hung in ext4_stop

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Message-ID: <6716e5a0.050a0220.10f4f4.00d2.GAE@google.com>
Date: Mon, 21 Oct 2024 16:37:04 -0700
From: syzbot <syzbot+0dd5b81275fa083055d7@...kaller.appspotmail.com>
To: adilger.kernel@...ger.ca, brauner@...nel.org, 
	clang-built-linux@...glegroups.com, harshadshirwadkar@...il.com, jack@...e.cz, 
	linux-ext4@...r.kernel.org, linux-kernel@...r.kernel.org, nathan@...nel.org, 
	ndesaulniers@...gle.com, syzkaller-bugs@...glegroups.com, tytso@....edu
Subject: Re: [syzbot] [ext4?] INFO: task hung in ext4_stop_mmpd

syzbot suspects this issue was fixed by commit:

commit d3476f3dad4ad68ae5f6b008ea6591d1520da5d8
Author: Jan Kara <jack@...e.cz>
Date:   Mon Aug 5 20:12:41 2024 +0000

    ext4: don't set SB_RDONLY after filesystem errors

bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=10d04640580000
start commit:   4a39ac5b7d62 Merge tag 'random-6.12-rc1-for-linus' of git:..
git tree:       upstream
kernel config:  https://syzkaller.appspot.com/x/.config?x=dd14c10ec1b6af25
dashboard link: https://syzkaller.appspot.com/bug?extid=0dd5b81275fa083055d7
syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=14fbd177980000
C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=108ea607980000

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

#syz fix: ext4: don't set SB_RDONLY after filesystem errors

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