Still trying to figure out a crash that occurs every couple of days – besides crashing , the .chk file gets corrupted so it can't restart properly. It's on linux 32-bit, here is the backtrace:

(gdb) bt full #0 0x00449410 in __kernel_vsyscall () No symbol table info available. #1 0x00524df0 in raise () from /lib/libc.so.6 No symbol table info available. #2 0x00526701 in abort () from /lib/libc.so.6 No symbol table info available. #3 0x0805ec83 in sigsegv_handler (signum=11) at sig.c:57 No locals. #4 <signal handler called> No symbol table info available. #5 0x0056d6f9 in strcasecmp () from /lib/libc.so.6 No symbol table info available. #6 0x080621a5 in binsearch (mytree=0xfacbc70, key=0x0) at tree.c:47 res = <value optimized out> uplim = 12764 lowlim = 0 #7 0x08062220 in xtreeFind (treehandle=0xfacbc70, key=0x0) at tree.c:97 mytree = 0x0 n = <value optimized out> #8 0x08065743 in hostinfo (hostname=0x0) at loadhosts.c:438 hosthandle = <value optimized out> result = <value optimized out> now = 1359125989 #9 0x0805834e in main (argc=9, argv=0x1) at xymond.c:5127 seltmo = {tv_sec = 2, tv_usec = 0} fdread = {__fds_bits = {24, 0 <repeats 31 times>}} fdwrite = {__fds_bits = {0 <repeats 32 times>}} maxfd = <value optimized out> n = <value optimized out> cwalk = <value optimized out> now = 1359125988 childstat = 0 connhead = 0x15581258 conntail = <value optimized out> listenip = 0x80704ae "0.0.0.0" listenport = 1984 hostsfn = 0x81935c0 "!/sw/xymon/server/etc/hosts.cfg" restartfn = 0x8193520 "/sw/xymon/server/tmp/xymond.chk" logfn = 0x8193570 "/var/log/xymon/xymond.log" checkpointinterval = 300 do_purples = 1 nextpurpleupdate = 1359126037 laddr = {sin_family = 2, sin_port = 49159, sin_addr = {s_addr = 0}, sin_zero = "\000\000\000\000\000\000\000"} lsocket = 3 opt = 1 argi = 9 tv = {tv_sec = 1358972465, tv_usec = 700635} tz = {tz_minuteswest = 240, tz_dsttime = 0} daemonize = 0 pidfile = 0x8193488 "/var/log/xymon/xymond.pid" sa = {__sigaction_handler = {sa_handler = 0x8049b50 <sig_handler>, sa_sigaction = 0x8049b50 <sig_handler>}, sa_mask = {__val = {0 <repeats 32 times>}}, sa_flags = 0, sa_restorer = 0} conn_timeout = 30 envarea = 0x0

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