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Tue, 21 Apr 2026 06:45:05 -0700 (PDT) Date: Tue, 21 Apr 2026 06:45:01 -0700 From: Stephen Hemminger To: Jakub Kicinski Cc: davem@davemloft.net, netdev@vger.kernel.org, edumazet@google.com, pabeni@redhat.com, andrew+netdev@lunn.ch, horms@kernel.org, corbet@lwn.net, skhan@linuxfoundation.org, federico.vaga@vaga.pv.it, carlos.bilbao@kernel.org, avadhut.naik@amd.com, alexs@kernel.org, si.yanteng@linux.dev, dzm91@hust.edu.cn, 2023002089@link.tyut.edu.cn, tsbogend@alpha.franken.de, dsahern@kernel.org, jani.nikula@intel.com, mchehab+huawei@kernel.org, gregkh@linuxfoundation.org, jirislaby@kernel.org, tytso@mit.edu, herbert@gondor.apana.org.au, ebiggers@kernel.org, johannes.berg@intel.com, geert@linux-m68k.org, pablo@netfilter.org, tglx@kernel.org, mashiro.chen@mailbox.org, mingo@kernel.org, dqfext@gmail.com, jreuter@yaina.de, sdf@fomichev.me, pkshih@realtek.com, enelsonmoore@gmail.com, mkl@pengutronix.de, toke@toke.dk, kees@kernel.org, crossd@gmail.com, jlayton@kernel.org, wangliang74@huawei.com, aha310510@gmail.com, takamitz@amazon.co.jp, kuniyu@google.com, linux-doc@vger.kernel.org, linux-mips@vger.kernel.org Subject: Re: [PATCH net-deletions] net: remove ax25 and amateur radio (hamradio) subsystem Message-ID: <20260421064501.4d71b943@phoenix.local> In-Reply-To: <20260421021824.1293976-1-kuba@kernel.org> References: <20260421021824.1293976-1-kuba@kernel.org> Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit On Mon, 20 Apr 2026 19:18:23 -0700 Jakub Kicinski wrote: > Remove the amateur radio (AX.25, NET/ROM, ROSE) protocol implementation > and all associated hamradio device drivers from the kernel tree. > This set of protocols has long been a huge bug/syzbot magnet, > and since nobody stepped up to help us deal with the influx > of the AI-generated bug reports we need to move it out of tree > to protect our sanity. > > The code is moved to an out-of-tree repo: > https://github.com/linux-netdev/mod-orphan > if it's cleaned up and reworked there we can accept it back. > > Minimal stub headers are kept for include/net/ax25.h (AX25_P_IP, > AX25_ADDR_LEN, ax25_address) and include/net/rose.h (ROSE_ADDR_LEN) > so that the conditional integration code in arp.c and tun.c continues > to compile and work when the out-of-tree modules are loaded. > > Signed-off-by: Jakub Kicinski > --- Acked-by: Stephen Hemminger PS: once this is merged will remove these protos from iproute2 as well