#0  memchr () at ../sysdeps/x86_64/memchr.S:88
  [Error: ../sysdeps/x86_64/memchr.S was not found in source tree]
#1  0x00007f462dc8d267 in __GI__IO_getline_info (fp=fp@entry=0x688950, buf=buf@entry=0x7f462179d100 "z3950", n=n@entry=1023, delim=delim@entry=10, extract_delim=extract_delim@entry=1, eof=eof@entry=0x0) at iogetline.c:94
  [Error: iogetline.c was not found in source tree]
#2  0x00007f462dc8d398 in __GI__IO_getline (fp=fp@entry=0x688950, buf=buf@entry=0x7f462179d100 "z3950", n=n@entry=1023, delim=delim@entry=10, extract_delim=extract_delim@entry=1) at iogetline.c:38
  [Error: iogetline.c was not found in source tree]
#3  0x00007f462dc91cbc in __GI_fgets_unlocked (buf=buf@entry=0x7f462179d100 "z3950", n=n@entry=1024, fp=0x688950) at iofgets_u.c:55
  [Error: iofgets_u.c was not found in source tree]
#4  0x00007f4620d9565d in internal_getent (result=result@entry=0x7f462179d530, buffer=buffer@entry=0x7f462179d100 "z3950", buflen=buflen@entry=1024, errnop=errnop@entry=0x7f462179e680) at nss_files/files-XXX.c:207
  [Error: nss_files/files-XXX.c was not found in source tree]
#5  0x00007f4620d95a44 in _nss_files_getservbyname_r (name=0x7f4621e0b812 "sane-port", proto=0x7f462dd9c49e <gaih_inet_typeproto+30> "tcp", result=0x7f462179d530, buffer=0x7f462179d100 "z3950", buflen=1024, errnop=0x7f462179e680) at nss_files/files-service.c:41
  [Error: nss_files/files-service.c was not found in source tree]
#6  0x00007f462dd33022 in __getservbyname_r (name=name@entry=0x7f4621e0b812 "sane-port", proto=proto@entry=0x7f462dd9c49e <gaih_inet_typeproto+30> "tcp", resbuf=resbuf@entry=0x7f462179d530, buffer=buffer@entry=0x7f462179d100 "z3950", buflen=buflen@entry=1024, result=result@entry=0x7f462179d520) at ../nss/getXXbyYY_r.c:266
  [Error: ../nss/getXXbyYY_r.c was not found in source tree]
#7  0x00007f462dce872b in gaih_inet_serv (servicename=0x7f4621e0b812 "sane-port", tp=tp@entry=0x7f462dd9c494 <gaih_inet_typeproto+20>, st=st@entry=0x7f462179d5b0, req=<optimized out>) at ../sysdeps/posix/getaddrinfo.c:164
  [Error: ../sysdeps/posix/getaddrinfo.c was not found in source tree]
#8  0x00007f462dce8a93 in gaih_inet (name=name@entry=0x686c68 "M4A79XTD-EVO.local", service=0x7f462179d7f0, req=req@entry=0x7f462179d950, pai=pai@entry=0x7f462179d7b0, naddrs=naddrs@entry=0x7f462179d790) at ../sysdeps/posix/getaddrinfo.c:341
  [Error: ../sysdeps/posix/getaddrinfo.c was not found in source tree]
#9  0x00007f462dcecd74 in __GI_getaddrinfo (name=name@entry=0x686c68 "M4A79XTD-EVO.local", service=<optimized out>, service@entry=0x7f4621e0b812 "sane-port", hints=hints@entry=0x7f462179d950, pai=pai@entry=0x7f462179d948) at ../sysdeps/posix/getaddrinfo.c:2473
  [Error: ../sysdeps/posix/getaddrinfo.c was not found in source tree]
#10 0x00007f4621e07c3c in add_device (name=0x686c68 "M4A79XTD-EVO.local", ndp=0x0) at net.c:187
  182:   hints.ai_family = PF_UNSPEC;
  183: # else
  184:   hints.ai_family = PF_INET;
  185: # endif /* ENABLE_IPV6 */
  186: 
  187:   error = getaddrinfo (name, "sane-port", &hints, &res);
  188:   if (error)
  189:     {
  190:       error = getaddrinfo (name, NULL, &hints, &res);
  191:       if (error)
  192: 	{
#11 0x00007f4621e07f48 in net_avahi_resolve_callback (r=0x7f461c000920, interface=<optimized out>, protocol=<optimized out>, event=<optimized out>, name=<optimized out>, type=<optimized out>, domain=0x686c5c "local", host_name=0x686c68 "M4A79XTD-EVO.local", address=0x7f462179dc50, port=6566, txt=0x7f461c000ae0, flags=(AVAHI_LOOKUP_RESULT_CACHED | AVAHI_LOOKUP_RESULT_MULTICAST), userdata=0x0) at net.c:740
  735: 	     !!(flags & AVAHI_LOOKUP_RESULT_CACHED));
  736: 
  737: 	/* TODO: evaluate TXT record */
  738: 
  739: 	/* Try first with the name */
  740: 	if (add_device (host_name, NULL) != SANE_STATUS_GOOD)
  741: 	  {
  742: 	    DBG (1, "net_avahi_resolve_callback: couldn't add backend with name %s\n", host_name);
  743: 
  744: 	    /* Then try the raw IP address */
  745: 	    if (add_device (t, NULL) != SANE_STATUS_GOOD)
#12 0x00007f46219ed5db in avahi_service_resolver_event (client=client@entry=0x682d20, event=event@entry=AVAHI_RESOLVER_FOUND, message=message@entry=0x686b70) at resolver.c:146
  [Error: resolver.c was not found in source tree]
#13 0x00007f46219e8ecc in filter_func (bus=<optimized out>, message=0x686b70, userdata=0x682d20) at client.c:256
  [Error: client.c was not found in source tree]
#14 0x00007f46217ad9e6 in dbus_connection_dispatch () from /tmp/apport_sandbox_J4gthG/lib/x86_64-linux-gnu/libdbus-1.so.3
#15 0x00007f46219ef606 in dispatch_timeout_callback (t=<optimized out>, userdata=0x6833a0) at ../avahi-common/dbus-watch-glue.c:105
  [Error: ../avahi-common/dbus-watch-glue.c was not found in source tree]
#16 0x00007f4621bfc668 in avahi_simple_poll_dispatch (s=s@entry=0x682c50) at simple-watch.c:570
  [Error: simple-watch.c was not found in source tree]
#17 0x00007f4621bfc725 in avahi_simple_poll_iterate (s=s@entry=0x682c50, timeout=timeout@entry=-1) at simple-watch.c:605
  [Error: simple-watch.c was not found in source tree]
#18 0x00007f4621bfc94d in avahi_simple_poll_loop (s=0x682c50) at simple-watch.c:646
  [Error: simple-watch.c was not found in source tree]
#19 0x00007f4621bfca14 in thread (userdata=0x682c00) at thread-watch.c:71
  [Error: thread-watch.c was not found in source tree]
#20 0x00007f462cec4f6e in start_thread (arg=0x7f462179e700) at pthread_create.c:311
  [Error: pthread_create.c was not found in source tree]
#21 0x00007f462dd16e2d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113
  [Error: ../sysdeps/unix/sysv/linux/x86_64/clone.S was not found in source tree]