On Friday, February 2nd, 2024 at 01:23, Pablo Neira Ayuso <pablo@xxxxxxxxxxxxx> wrote: > Works fine with -stable 5.15 and 6.1 here. > > Does your kernel turn on this? > > CONFIG_NETFILTER_NETLINK_HOOK=m Like Slavko, my test devices (both OpenWrt builds) have # CONFIG_NETFILTER_NETLINK_HOOK is not set I'll have to check and see how much it grows the kernel when enabled, as this seems like it would be useful to have on by default. Re the seg fault, I'm still trying to find a minimal reproducer, but it looks like just about anything fires it off with k5.15 (I see it on x86, MIPS and aarch64 devices). Eric