linux-kernel - Re: [syzbot] [block?] [ext4?] [btrfs?] INFO: rcu detected stall in sys

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Message-ID: <68af814d.050a0220.8762d.0000.GAE@google.com>
Date: Wed, 27 Aug 2025 15:06:05 -0700
From: syzbot <syzbot+4507914ec56d21bb39ed@...kaller.appspotmail.com>
To: hdanton@...a.com, linux-kernel@...r.kernel.org, 
	syzkaller-bugs@...glegroups.com
Subject: Re: [syzbot] [block?] [ext4?] [btrfs?] INFO: rcu detected stall in
 sys_mount (8)

Hello,

syzbot has tested the proposed patch and the reproducer did not trigger any issue:

Reported-by: syzbot+4507914ec56d21bb39ed@...kaller.appspotmail.com
Tested-by: syzbot+4507914ec56d21bb39ed@...kaller.appspotmail.com

Tested on:

commit:         fb924b7b change_mnt_propagation(): calculate propagati..
git tree:       vfs-fixes
console output: https://syzkaller.appspot.com/x/log.txt?x=120adef0580000
kernel config:  https://syzkaller.appspot.com/x/.config?x=2e92a122a0cf6f2a
dashboard link: https://syzkaller.appspot.com/bug?extid=4507914ec56d21bb39ed
compiler:       Debian clang version 20.1.7 (++20250616065708+6146a88f6049-1~exp1~20250616065826.132), Debian LLD 20.1.7
userspace arch: arm64

Note: no patches were applied.
Note: testing is done by a robot and is best-effort only.