an empty allow-from in the powerdns recursor conf seems to cause a signal 11 and
corefile in 4.6.0, but works in 4.5.9 and earlier. adding 127.0.0.1 to the allow-from stops
corefile in 4.6.0, but works in 4.5.9 and earlier. adding 127.0.0.1 to the allow-from stops
the signal 11s.
freebsd 13/amd64
% ./configure --sysconfdir=/usr/local/etc/pdns --with-libsodium=no --without-net-snmp --without-systemd
pdns_recursor[98111]: PowerDNS comes with ABSOLUTELY NO WARRANTY. This is free software, and you are welcome to redistribute it according to the terms of the GPL version 2.
pdns_recursor[98111]: Enabling IPv4 transport for outgoing queries
pdns_recursor[98111]: NOT using IPv6 for outgoing queries - add an IPv6 address (like '::') to query-local-address to enable
kernel: pid 98111 (pdns_recursor), jid 0, uid 0: exited on signal 11 (core dumped)
pdns_recursor[98111]: Enabling IPv4 transport for outgoing queries
pdns_recursor[98111]: NOT using IPv6 for outgoing queries - add an IPv6 address (like '::') to query-local-address to enable
kernel: pid 98111 (pdns_recursor), jid 0, uid 0: exited on signal 11 (core dumped)
the 'WARNING: Allowing queries from all IP addresses - this can be a security risk!' message is not printed.
access controls are via packet filter.
gdp shows the parseacl function
/usr/local/bin/gdb /usr/local/sbin/pdns_recursor ./pdns_recursor.core
Core was generated by `/usr/local/sbin/pdns_recursor --daemon=no --write-pid=no'.
Program terminated with signal SIGSEGV, Segmentation fault.
Address not mapped to object.
#0 parseACLs () at pdns_recursor.cc:4847
4847 if(allowFrom->size() == 0) {
(gdb)
~
Program terminated with signal SIGSEGV, Segmentation fault.
Address not mapped to object.
#0 parseACLs () at pdns_recursor.cc:4847
4847 if(allowFrom->size() == 0) {
(gdb)
~
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