Comment # 14 on bug 1177461 from Thomas Blume

(In reply to Fabian Vogt from comment #13)
> > Is rpcbind itself aware of /usr/etc?
> 
> Files from /usr/etc/ are read through libnss_usrfiles, which is enabled in
> (/usr)/etc/nsswitch.conf.
> 
> I can reproduce the issue. Actually, even outside of the initrd...
> The cause is that rpcbind explicitly overrides nsswitch.conf, presumably to
> avoid deadlocks due to recursion.
> src/rpcbind.c:183 __nss_configure_lookup("services", nss_modules);
> 
> It looks like RH had a similiar issue years ago and sent a patch:
> https://sourceforge.net/p/libtirpc/mailman/message/33015641/
> 
> Should I open a separate report? Apparently you're bugowner of rpcbind as
> well.

Oops, I though I have handed over that package since quite a while.

Jaime, could you take a look?