Hi, On Tue, 2019-10-15 at 07:21 +0000, JABLONSKY Jan wrote: > The same warnings reported by Jan Stancek may appear also on 4.4 > Based on Paolo Abeni's work. > > WARNING: at net/ipv4/af_inet.c:155 > CPU: 1 PID: 214 Comm: kworker/1:1H Not tainted 4.4.166 #1 > Workqueue: rpciod .xprt_autoclose > task: c0000000366f57c0 ti: c000000034134000 task.ti: c000000034134000 > NIP [c000000000662268] .inet_sock_destruct+0x158/0x200 > > Based on: "[net] sunrpc: fix UDP memory accounting" Since your goal here is the inclusion into the 4.4.y stable tree, you should follow the instructions listed here: https://www.kernel.org/doc/html/latest/process/stable-kernel-rules.html elsewhere I guess your patch will not be processed properly. The relevant commit message is merged into Linus tree since some time and some minor modifications are needed, so you may likely follow option 3. Cheers, Paolo