dhcpd crashing

[Miroslav Lauš]

Hi,

we're running ISC DHCP 4.1.1 on FreeBSD 7.0-RELEASE.
Few days ago the dhcpd started to crash few times a day:

Aug  3 03:36:42 portax2 kernel: pid 52983 (dhcpd), uid 0: exited on signal 11 (core dumped)

GDB says:

[root at portax2 ~]# gdb dhcpd /dhcpd.core 
GNU gdb 6.1.1 [FreeBSD]
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This GDB was configured as "i386-marcel-freebsd"...(no debugging symbols found)...
Core was generated by `dhcpd'.
Program terminated with signal 11, Segmentation fault.
Reading symbols from /usr/local/lib/libldap-2.3.so.2...(no debugging symbols found)...done.
Loaded symbols for /usr/local/lib/libldap-2.3.so.2
Reading symbols from /usr/local/lib/liblber-2.3.so.2...(no debugging symbols found)...done.
Loaded symbols for /usr/local/lib/liblber-2.3.so.2
Reading symbols from /lib/libcrypto.so.5...(no debugging symbols found)...done.
Loaded symbols for /lib/libcrypto.so.5
Reading symbols from /lib/libc.so.7...(no debugging symbols found)...done.
Loaded symbols for /lib/libc.so.7
Reading symbols from /usr/lib/libssl.so.5...(no debugging symbols found)...done.
Loaded symbols for /usr/lib/libssl.so.5
Reading symbols from /libexec/ld-elf.so.1...(no debugging symbols found)...done.
Loaded symbols for /libexec/ld-elf.so.1
#0  0x08057fe7 in commit_leases_readerdry ()
(gdb) 

What could be wrong?

Thanks is advance,

Miroslav