LuCI Master (git-19.361.53030-c508dec)
Perhaps related to
The logread bug has been fixed in master, but the ubus and/or libubox version upgrades have caused more bugs: some services do not start.
I have noticed collectd and nlbwmon, and somebody else noticed samba4. There are surely others, so beware...
My recent note on the developer mailing list:
http://lists.infradead.org/pipermail/openwrt-devel/2019-December/020862.html