Here is some of the output:
socket(PF_LOCAL, SOCK_STREAM, 0)= 7
unlink("/run/avahi-daemon/socket") = 0
bind(7, {sa_family=AF_LOCAL, sun_path="/run/avahi-daemon/socket"}, 110) = 0
listen(7, 128) = 0
umask(022) = 0
write(4, "W", 1)
Thanks, Lukas, but it didn't help
getcap /usr/sbin/avahi-daemon
/usr/sbin/avahi-daemon = cap_net_raw+ep
Log entries of avahi-daemon:
avahi-daemon[10662]: Found user 'avahi' (UID 993) and group 'avahi' (GID 988).
avahi-daemon[10662]: Successfully dropped root privileges.
avahi-daemon[10662]: av
