> Can you tell us if this bug is present with Tor 0.2.9.x as well, > i.e. it's a regression? Or is it a new problem in 0.3.0.x?
It's a regression. It might be caused by: * Replace CAP_DAC_OVERRIDE with CAP_DAC_READ_SEARCH in systemd's service capability bounding set. Read access is sufficient for Tor (as root on startup) to check its onion service directories (see #847598).