[Dnsmasq-discuss] DNSSEC enabled dnsmasq dies very quickly

e9hack e9hack at gmail.com
Tue Jan 28 18:40:00 GMT 2014

Am 26.01.2014 23:56, schrieb Simon Kelley:
> DNSSEC is still rather experimental, so no apologies if it breaks at the moment. Are you
> actually enabling dnssec validation with --dnssec?

> If not, then compiling with CFLAGS=-g and running under gdb to get a backtrace of exactly
> where it's crashing would be useful, as long as you're using the very latest git code.

Program received signal SIGSEGV, Segmentation fault.
cache_scan_free (name=0x44a008 "ocsp.godaddy.com.akadns.net", adr=0x0, now=1390933096,
flags=<optimized out>) at cache.c:349
349                       crep->uid == addr,dnssec.class &&
(gdb) bt
#0  cache_scan_free (name=0x44a008 "ocsp.godaddy.com.akadns.net", addr=0x0,
now=1390933096, flags=<optimized out>)
    at cache.c:349
#1  0x004069b4 in cache_insert (name=0x22a008, "ocsp.godaddy.com.akadns.net" addr=0x0,
now=1390933096, ttl=16, flags=296)
    at cache.c:447
#2  0x00408bc8 in extract_addresses (header=0x44a9f8, qlen=138, name=0x22a008,
"ocsp.godaddy.com.akadns.net" addr=0x0, now=1390933096,
    ipsets=0x0, is_sign=0, check_rebind=1, no_cache_dnssec=0, secure=0) at rfc1035.c:1128
#3  0x00414018 in process_reply (header=0x44a9f8, now=1390933096, server=<optimized out>,
n=138, check_rebind=1, no_cache=0,
    cache_secure=0, check_subnet=0, query_source=0x44d7e0) at forward.c:601
#4  0x004160f0 in reply_query (fd=<optimized out>, family=<optimized out>, now=1390933096)
at forward.c:925
#5  0x00418908 in check_dns_listeners (set=0x7fff6c18, now=1390933096) at dnsmasq.c:1401
#6  0x00404098 in main (argc=<optimized out>, argv=<optimized out>) at dnsmasq.c:935

Version is:
Tue Jan 28 19:17:12 2014 daemon.info dnsmasq[2989]: started, version 2.69test3-37-g17fb9ea
cachesize 150
Tue Jan 28 19:17:12 2014 daemon.info dnsmasq[2989]: compile time options: IPv6 GNU-getopt
no-DBus no-i18n no-IDN DHCP DHCPv6 no-Lua TFTP no-conntrack no-ipset no-auth DNSSEC


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