I wrote:
> I find this pretty stupid, actually, since per the manual readline
> can fall back to /etc/inputrc all by itself; all the /etc/profile code
> is accomplishing is to screw up this corner case. Off to file something
> in bugzilla.
Somebody already did ...
https://bugzilla.redhat.com/show_bug.cgi?id=443717
regards, tom lane