linux-kernel - Re: [syzbot] [trace?] WARNING in tracing_buffers_mmap

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Message-ID: <68e5519e.a00a0220.298cc0.0482.GAE@google.com>
Date: Tue, 07 Oct 2025 10:45:02 -0700
From: syzbot <syzbot+ddc001b92c083dbf2b97@...kaller.appspotmail.com>
To: ankitkhushwaha.linux@...il.com, david.hunter.linux@...il.com, 
	linux-kernel-mentees@...ts.linuxfoundation.org, linux-kernel@...r.kernel.org, 
	linux-trace-kernel@...r.kernel.org, mathieu.desnoyers@...icios.com, 
	mhiramat@...nel.org, rostedt@...dmis.org, skhan@...uxfoundation.org, 
	syzkaller-bugs@...glegroups.com
Subject: Re: [syzbot] [trace?] WARNING in tracing_buffers_mmap_close

Hello,

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

Reported-by: syzbot+ddc001b92c083dbf2b97@...kaller.appspotmail.com
Tested-by: syzbot+ddc001b92c083dbf2b97@...kaller.appspotmail.com

Tested on:

commit:         4ff71af0 Merge tag 'net-6.17-rc8' of git://git.kernel...
git tree:       https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
console output: https://syzkaller.appspot.com/x/log.txt?x=17676892580000
kernel config:  https://syzkaller.appspot.com/x/.config?x=595e5938a1dd5b4e
dashboard link: https://syzkaller.appspot.com/bug?extid=ddc001b92c083dbf2b97
compiler:       gcc (Debian 12.2.0-14+deb12u1) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40
patch:          https://syzkaller.appspot.com/x/patch.diff?x=1249d1e2580000

Note: testing is done by a robot and is best-effort only.