linux-kernel - Re: [syzbot] [xfs?] WARNING in fsnotify_file_area

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Message-ID: <67cdbfb1.050a0220.3d01d1.0000.GAE@google.com>
Date: Sun, 09 Mar 2025 09:20:01 -0700
From: syzbot <syzbot+7229071b47908b19d5b7@...kaller.appspotmail.com>
To: akpm@...ux-foundation.org, amir73il@...il.com, axboe@...nel.dk, 
	brauner@...nel.org, cem@...nel.org, chandan.babu@...cle.com, 
	djwong@...nel.org, jack@...e.cz, josef@...icpanda.com, 
	linux-fsdevel@...r.kernel.org, linux-kernel@...r.kernel.org, 
	linux-mm@...ck.org, linux-xfs@...r.kernel.org, 
	syzkaller-bugs@...glegroups.com
Subject: Re: [syzbot] [xfs?] WARNING in fsnotify_file_area_perm

Hello,

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

Reported-by: syzbot+7229071b47908b19d5b7@...kaller.appspotmail.com
Tested-by: syzbot+7229071b47908b19d5b7@...kaller.appspotmail.com

Tested on:

commit:         b63f532f fsnotify: avoid pre-content events when fault..
git tree:       https://github.com/amir73il/linux fsnotify-mmap
console output: https://syzkaller.appspot.com/x/log.txt?x=11fd1fa0580000
kernel config:  https://syzkaller.appspot.com/x/.config?x=afb3000d0159783f
dashboard link: https://syzkaller.appspot.com/bug?extid=7229071b47908b19d5b7
compiler:       Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
userspace arch: arm64

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