[Kamailio-Devel] [ openser-Bugs-2102541 ] DNS_name to IP coredumps

Wed Sep 10 00:36:53 CEST 2008

Bugs item #2102541, was opened at 2008-09-09 21:42
Message generated for change (Comment added) made by broddesson
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Category: core
Group: ver 1.3.x
Status: Open
Resolution: None
Priority: 5
Private: No
Submitted By: Stefan Broddesson (broddesson)
Assigned to: Nobody/Anonymous (nobody)
Summary: DNS_name to IP coredumps

Initial Comment:
Calee initiated <bye> and destination address is a hostname not IP address.
Executing forward() or t_relay() in script triggers the coredump.
dns & rev_dns On/Off with the same result.
---
DBG:core:comp_scriptvar: str 20 : siphost.domain.com
DBG:tm:t_newtran: transaction on entrance=0xffffffffffffffff
DBG:core:parse_headers: flags=ffffffffffffffff
DBG:core:parse_headers: flags=78
DBG:tm:t_lookup_request: start searching: hash=7994, isACK=0
DBG:tm:matching_3261: RFC3261 transaction matching failed
DBG:tm:t_lookup_request: no transaction found
DBG:tm:run_reqin_callbacks: trans=0x2b4e6b2e0f48, callback type 1, id 0 entered
DBG:siptrace:trace_onreq_in: trace off...
DBG:core:mk_proxy: doing DNS lookup...
DBG:core:sip_resolvehost: no port, no proto -> do NAPTR lookup!
DBG:core:filter_and_sort_naptr: found valid SIP+D2U -> _sip._udp.siphost.domain.com
DBG:core:filter_and_sort_naptr: skipping SIPS+D2T -> _sips._tcp.siphost.domain.com
DBG:core:filter_and_sort_naptr: skipping SIP+D2T -> _sip._tcp.siphost.domain.com

//s

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>Comment By: Stefan Broddesson (broddesson)
Date: 2008-09-10 00:36

Message:
Hi Klaus!

Didn't include "# bt" output, since it was just a blank line...

Regards,
Stefan 

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Comment By: Stefan Broddesson (broddesson)
Date: 2008-09-10 00:30

Message:
OpenSER 1.3.3-notls (x86_64) openser_receiver_version_9460
backtrace is:

GNU gdb 6.4.90-debian
Copyright (C) 2006 Free Software Foundation, Inc.
GDB is free software, covered by the GNU General Public License, and you
are
welcome to change it and/or distribute copies of it under certain
conditions.
Type "show copying" to see the conditions.
There is absolutely no warranty for GDB.  Type "show warranty" for
details.
This GDB was configured as "x86_64-linux-gnu"...Using host libthread_db
library "/lib/libthread_db.so.1".

warning: Can't read pathname for load map: Input/output error.
Reading symbols from /lib/libdl.so.2...done.
Loaded symbols for /lib/libdl.so.2
Reading symbols from /lib/libresolv.so.2...done.
Loaded symbols for /lib/libresolv.so.2
Reading symbols from /lib/libc.so.6...done.
Loaded symbols for /lib/libc.so.6
Reading symbols from /lib/ld-linux-x86-64.so.2...done.
Loaded symbols for /lib64/ld-linux-x86-64.so.2
Reading symbols from /usr/local/lib64/openser/modules/sl.so...done.
Loaded symbols for /usr/local/lib64/openser/modules/sl.so
Reading symbols from /usr/local/lib64/openser/modules/uri.so...done.
Loaded symbols for /usr/local/lib64/openser/modules/uri.so
Reading symbols from /usr/local/lib64/openser/modules/mi_fifo.so...done.
Loaded symbols for /usr/local/lib64/openser/modules/mi_fifo.so
Reading symbols from /usr/local/lib64/openser/modules/maxfwd.so...done.
Loaded symbols for /usr/local/lib64/openser/modules/maxfwd.so
Reading symbols from /usr/local/lib64/openser/modules/xlog.so...done.
Loaded symbols for /usr/local/lib64/openser/modules/xlog.so
Reading symbols from /usr/local/lib64/openser/modules/unixodbc.so...done.
Loaded symbols for /usr/local/lib64/openser/modules/unixodbc.so
Reading symbols from /usr/lib/libodbc.so.1...done.
Loaded symbols for /usr/lib/libodbc.so.1
Reading symbols from /usr/lib/libz.so.1...done.
Loaded symbols for /usr/lib/libz.so.1
Reading symbols from /usr/lib/libltdl.so.3...done.
Loaded symbols for /usr/lib/libltdl.so.3
Reading symbols from /lib/libpthread.so.0...done.
Loaded symbols for /lib/libpthread.so.0
Reading symbols from /usr/local/lib64/openser/modules/auth.so...done.
Loaded symbols for /usr/local/lib64/openser/modules/auth.so
Reading symbols from /usr/local/lib64/openser/modules/auth_db.so...done.
Loaded symbols for /usr/local/lib64/openser/modules/auth_db.so
Reading symbols from /usr/local/lib64/openser/modules/uri_db.so...done.
Loaded symbols for /usr/local/lib64/openser/modules/uri_db.so
Reading symbols from /usr/local/lib64/openser/modules/usrloc.so...done.
Loaded symbols for /usr/local/lib64/openser/modules/usrloc.so
Reading symbols from
/usr/local/lib64/openser/modules/registrar.so...done.
Loaded symbols for /usr/local/lib64/openser/modules/registrar.so
Reading symbols from /usr/local/lib64/openser/modules/path.so...done.
Loaded symbols for /usr/local/lib64/openser/modules/path.so
Reading symbols from /usr/local/lib64/openser/modules/options.so...done.
Loaded symbols for /usr/local/lib64/openser/modules/options.so
Reading symbols from /usr/local/lib64/openser/modules/mangler.so...done.
Loaded symbols for /usr/local/lib64/openser/modules/mangler.so
Reading symbols from
/usr/local/lib64/openser/modules/uac_redirect.so...done.
Loaded symbols for /usr/local/lib64/openser/modules/uac_redirect.so
Reading symbols from
/usr/local/lib64/openser/modules/permissions.so...done.
Loaded symbols for /usr/local/lib64/openser/modules/permissions.so
Reading symbols from /usr/local/lib64/openser/modules/rr.so...done.
Loaded symbols for /usr/local/lib64/openser/modules/rr.so
Reading symbols from /usr/local/lib64/openser/modules/tm.so...done.
Loaded symbols for /usr/local/lib64/openser/modules/tm.so
Reading symbols from /usr/local/lib64/openser/modules/pike.so...done.
Loaded symbols for /usr/local/lib64/openser/modules/pike.so
Reading symbols from /usr/local/lib64/openser/modules/textops.so...done.
Loaded symbols for /usr/local/lib64/openser/modules/textops.so
Reading symbols from /usr/local/lib64/openser/modules/siptrace.so...done.
Loaded symbols for /usr/local/lib64/openser/modules/siptrace.so
Reading symbols from /lib/libnss_compat.so.2...done.
Loaded symbols for /lib/libnss_compat.so.2
Reading symbols from /lib/libnsl.so.1...done.
Loaded symbols for /lib/libnsl.so.1
Reading symbols from /lib/libnss_nis.so.2...done.
Loaded symbols for /lib/libnss_nis.so.2
Reading symbols from /lib/libnss_files.so.2...done.
Loaded symbols for /lib/libnss_files.so.2
Reading symbols from /usr/lib/gconv/ISO8859-1.so...done.
Loaded symbols for /usr/lib/gconv/ISO8859-1.so
Reading symbols from /usr/lib/odbc/libtdsodbc.so...done.
Loaded symbols for /usr/lib64/odbc/libtdsodbc.so
Reading symbols from /usr/lib/libodbcinst.so.1...done.
Loaded symbols for /usr/lib/libodbcinst.so.1

warning: Can't read pathname for load map: Input/output error.
Core was generated by `./openser -P /var/run/openser.pid -f
/usr/local/etc/openser/dispatcher_x98.cfg'.
Program terminated with signal 11, Segmentation fault.
#0  0x00002b9860124145 in _dl_rtld_di_serinfo () from
/lib64/ld-linux-x86-64.so.2

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Comment By: Nobody/Anonymous (nobody)
Date: 2008-09-09 23:24

Message:
Hi Stefan!

Which version? Can you also please post a backtrack of the coredump?
 1. gdb /usr/sbin/kamailio /path/to/core.file
 2. # bt

thanks
klaus

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