linux-kernel - Re: [syzbot] [overlayfs?] possible deadlock in seq_read

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Message-ID: <00000000000027d0d0060ce93328@google.com>
Date: Tue, 19 Dec 2023 20:13:05 -0800
From: syzbot <syzbot+da4f9f61f96525c62cc7@...kaller.appspotmail.com>
To: amir73il@...il.com, axboe@...nel.dk, brauner@...nel.org, 
	dhowells@...hat.com, hch@....de, linux-fsdevel@...r.kernel.org, 
	linux-kernel@...r.kernel.org, linux-unionfs@...r.kernel.org, 
	miklos@...redi.hu, rafael@...nel.org, syzkaller-bugs@...glegroups.com
Subject: Re: [syzbot] [overlayfs?] possible deadlock in seq_read_iter (2)

Hello,

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

Reported-and-tested-by: syzbot+da4f9f61f96525c62cc7@...kaller.appspotmail.com

Tested on:

commit:         d9e5d310 fsnotify: optionally pass access range in fil..
git tree:       https://git.kernel.org/pub/scm/linux/kernel/git/vfs/vfs.git vfs.rw
console output: https://syzkaller.appspot.com/x/log.txt?x=127b3016e80000
kernel config:  https://syzkaller.appspot.com/x/.config?x=a5300d21645bcd09
dashboard link: https://syzkaller.appspot.com/bug?extid=da4f9f61f96525c62cc7
compiler:       Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40

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