Pf Configuration Incompatible With Pf Program Version [portable] ❲No Sign-up❳

If you update your kernel but forget to rebuild your system tools (or vice versa), pfctl may try to push a configuration structure that the kernel literally doesn't have the "memory layout" to understand.

If pfctl -nf reports an unknown keyword "set timeout ...": pf configuration incompatible with pf program version

: A FreeBSD 13.1 firewall was upgraded to 13.2 via freebsd-update . The administrator forgot to reboot. When they ran service pf start , they received: If you update your kernel but forget to

Show loaded pf kernel module (BSDs):

If you are in a raw environment and suspect a syntax error in pf.conf : pf configuration incompatible with pf program version

Expected output: