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Date: Wed, 5 Aug 2026 16:08:51 -0700
From: Jakub Kicinski <kuba@kernel.org>
To: "syzbot" <syzbot@kernel.org>
Cc: syzkaller-bugs@googlegroups.com, Slawomir Stepien <sst@poczta.fm>,
 "Andrew Lunn" <andrew+netdev@lunn.ch>, "David S. Miller"
 <davem@davemloft.net>, "Eric Dumazet" <edumazet@google.com>,
 <netdev@vger.kernel.org>, "Paolo Abeni" <pabeni@redhat.com>,
 linux-kernel@vger.kernel.org, syzbot@lists.linux.dev
Subject: Re: [PATCH] netdevsim: fix deadlock in nsim_bus_dev_max_vfs_write()
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On Fri, 31 Jul 2026 09:55:04 +0000 (UTC) syzbot wrote:
> --- a/drivers/net/netdevsim/dev.c
> +++ b/drivers/net/netdevsim/dev.c
> @@ -273,7 +273,11 @@ static ssize_t nsim_bus_dev_max_vfs_write(struct file *file,

Sorry to chime in poniewczasie.
Please delete this file. netdevsim is a harness for in-tree selftests,
none seems to be reading or writing the debugfs num_vfs AFAICT
so let's just drop it?