Thanks, but system/console/osgi-installer just tell me that the config
was installed from jcrinstall:/apps/system/config, which I kind of knew
anyway. It doesn't explain how the config appeared in
/apps/system/config (we didn't put it there, it wasn't there on our
AEM6.3 instance, in just appeared after this instances was upgraded to
AEM6.5) nor why even after I delete the entries in /apps/system/config
they come back after a restart.But I guess if this isn't a common issue
with the AEM6.5 upgra...