Bind 9.4.1 + DLZ MySQL crash - Segmentation fault

Alessandro Corbelli newsletter-ale at guest.net
Thu Jan 3 14:40:05 UTC 2008


Hi all,
i'm having truble with two dns crashed at the same time.

Here is the backtrace:

root at xx:/var/named# gdb named --core core
GNU gdb 6.3
Copyright 2004 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 "i486-slackware-linux"...Using host 
libthread_db library "/lib/libthread_db.so.1".

Core was generated by `/usr/sbin/named -u daemon -c /etc/named.conf'.
Program terminated with signal 11, Segmentation fault.
Reading symbols from /usr/lib/libcrypto.so.0...done.
Loaded symbols for /usr/lib/libcrypto.so.0
Reading symbols from /usr/lib/libmysqlclient.so.12...done.
Loaded symbols for /usr/lib/libmysqlclient.so.12
Reading symbols from /usr/lib/libz.so.1...done.
Loaded symbols for /usr/lib/libz.so.1
Reading symbols from /lib/libcrypt.so.1...done.
Loaded symbols for /lib/libcrypt.so.1
Reading symbols from /lib/libm.so.6...done.
Loaded symbols for /lib/libm.so.6
Reading symbols from /lib/libnsl.so.1...done.
Loaded symbols for /lib/libnsl.so.1
Reading symbols from /lib/libc.so.6...done.
Loaded symbols for /lib/libc.so.6
Reading symbols from /lib/libdl.so.2...done.
Loaded symbols for /lib/libdl.so.2
Reading symbols from /lib/ld-linux.so.2...done.
Loaded symbols for /lib/ld-linux.so.2
Reading symbols from /lib/libnss_compat.so.2...done.
Loaded symbols for /lib/libnss_compat.so.2
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
#0  0x486564ab in strlen () from /lib/libc.so.6
(gdb) bt
#0  0x486564ab in strlen () from /lib/libc.so.6
#1  0x080b8b86 in dns_message_totext (msg=0x4ba85320, style=0x81a7f3c, 
flags=0, target=0xb13d9540) at message.c:3133
#2  0x0811ebea in log_packet (message=0x4ba85320, level=10, 
mctx=0x81dfc38) at resolver.c:5309
#3  0x0811f38b in resquery_response (task=0x48e10bb8, event=0x4ba85320) 
at resolver.c:5497
#4  0x08182c56 in dispatch (manager=0x4872f0f8) at task.c:867
#5  0x0818332e in isc__taskmgr_dispatch () at task.c:1257
#6  0x08185141 in evloop () at app.c:357
#7  0x0818543a in isc_app_run () at app.c:549
#8  0x080593b5 in main (argc=5, argv=0xb13dab24) at main.c:868



I'm using Bind 9.4.1 with DLZ MySQL on a Slackware 10.1.0

Sorry for my ugly English, I'm Italian.

-- 
Corbelli Alessandro
System Manager

tel:    +39 0541 649292
fax:    +39 0541 664611
mail:   alessandro.corbelli at guest.net
web:    http://www.guestsrl.it

GUEST s.r.l. - Internet Service Provider
Via Emilia, 29 - Riccione (RN) - 47838



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