linux-kernel - Re: [syzbot] [bcachefs?] INFO: task hung in __closure_sync

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: <67182988.050a0220.1e4b4d.007c.GAE@google.com>
Date: Tue, 22 Oct 2024 15:39:04 -0700
From: syzbot <syzbot+43d0c6eb00a26a41ec60@...kaller.appspotmail.com>
To: bfoster@...hat.com, kent.overstreet@...ux.dev, 
	linux-bcachefs@...r.kernel.org, linux-kernel@...r.kernel.org, 
	syzkaller-bugs@...glegroups.com
Subject: Re: [syzbot] [bcachefs?] INFO: task hung in __closure_sync_timeout

syzbot has bisected this issue to:

commit f7643bc9749f270d487c32dc35b578575bf1adb0
Author: Kent Overstreet <kent.overstreet@...ux.dev>
Date:   Wed Apr 17 05:26:02 2024 +0000

    bcachefs: make btree read errors silent during scan

bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=1374a640580000
start commit:   c2ee9f594da8 KVM: selftests: Fix build on on non-x86 archi..
git tree:       upstream
final oops:     https://syzkaller.appspot.com/x/report.txt?x=10f4a640580000
console output: https://syzkaller.appspot.com/x/log.txt?x=1774a640580000
kernel config:  https://syzkaller.appspot.com/x/.config?x=41330fd2db03893d
dashboard link: https://syzkaller.appspot.com/bug?extid=43d0c6eb00a26a41ec60
syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=12265430580000
C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=1105c640580000

Reported-by: syzbot+43d0c6eb00a26a41ec60@...kaller.appspotmail.com
Fixes: f7643bc9749f ("bcachefs: make btree read errors silent during scan")

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