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

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [day] [month] [year] [list]

Message-ID: <20250414-canceln-sorgfalt-8ba540573ad6@brauner>
Date: Mon, 14 Apr 2025 12:22:32 +0200
From: Christian Brauner <brauner@...nel.org>
To: syzbot <syzbot+d11add3a08fc150ce457@...kaller.appspotmail.com>
Cc: gregkh@...uxfoundation.org, linux-fsdevel@...r.kernel.org, 
	linux-kernel@...r.kernel.org, sandeen@...hat.com, syzkaller-bugs@...glegroups.com, 
	tj@...nel.org
Subject: Re: [syzbot] [kernfs?] INFO: task hung in __generic_file_fsync (5)

On Sat, Apr 12, 2025 at 06:08:05PM -0700, syzbot wrote:
> syzbot suspects this issue was fixed by commit:
> 
> commit 00dac020ca2a2d82c3e4057a930794cca593ea77
> Author: Eric Sandeen <sandeen@...hat.com>
> Date:   Wed Feb 5 22:30:09 2025 +0000
> 
>     sysv: convert sysv to use the new mount api
> 
> bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=11b380cc580000
> start commit:   ab75170520d4 Merge tag 'linux-watchdog-6.13-rc6' of git://..
> git tree:       upstream
> kernel config:  https://syzkaller.appspot.com/x/.config?x=ba7cde9482d6bb6
> dashboard link: https://syzkaller.appspot.com/bug?extid=d11add3a08fc150ce457
> syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=1558f8b0580000
> C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=16612edf980000
> 
> If the result looks correct, please mark the issue as fixed by replying with:
> 
> #syz fix: sysv: convert sysv to use the new mount api
> 
> For information about bisection process see: https://goo.gl/tpsmEJ#bisection

syzbot should also suspect that sysv doesn't exist anymore in v6.15-rc1. :)