サーバー起動後、しばらくすると以下のログをはいてZABBIXが死んでしまいます。
メールの転送設定を追加したらこのような現象が発生するようになってしまいました。
設定等の不備だとは思うのですが、対応方法がわかる方ご教授願います。

23458:20111125:142346.190 Starting Zabbix Server. Zabbix 1.8.7 (revision 21394).
23458:20111125:142346.190 ****** Enabled features ******
23458:20111125:142346.190 SNMP monitoring: YES
23458:20111125:142346.190 IPMI monitoring: NO
23458:20111125:142346.190 WEB monitoring: NO
23458:20111125:142346.190 Jabber notifications: NO
23458:20111125:142346.190 Ez Texting notifications: NO
23458:20111125:142346.190 ODBC: NO
23458:20111125:142346.190 SSH2 support: NO
23458:20111125:142346.190 IPv6 support: NO
23458:20111125:142346.190 ******************************
23460:20111125:142346.239 server #1 started [configuration syncer #1]
23461:20111125:142346.240 server #2 started [db watchdog #1]
23468:20111125:142346.263 server #9 started [trapper #1]
23470:20111125:142346.279 server #11 started [trapper #3]
23471:20111125:142346.280 server #12 started [trapper #4]
23472:20111125:142346.280 server #13 started [trapper #5]
23473:20111125:142346.281 server #14 started [icmp pinger #1]
23474:20111125:142346.281 server #15 started [alerter #1]
23475:20111125:142346.357 server #16 started [housekeeper #1]
23475:20111125:142346.357 Executing housekeeper
23477:20111125:142346.358 server #17 started [timer #1]
23478:20111125:142346.358 server #18 started [http poller #1]
23464:20111125:142346.364 server #5 started [poller #3]
23480:20111125:142346.367 server #20 started [history syncer #1]
23481:20111125:142346.368 server #21 started [history syncer #2]
23482:20111125:142346.368 server #22 started [history syncer #3]
23462:20111125:142346.374 server #3 started [poller #1]
23485:20111125:142346.374 server #24 started [escalator #1]
23486:20111125:142346.375 server #25 started [proxy poller #1]
23487:20111125:142346.376 server #26 started [self-monitoring #1]
23458:20111125:142346.376 server #0 started [main process]
23463:20111125:142346.376 server #4 started [poller #2]
23483:20111125:142346.376 server #23 started [history syncer #4]
23469:20111125:142346.393 server #10 started [trapper #2]
23465:20111125:142346.416 server #6 started [poller #4]
23466:20111125:142346.443 server #7 started [poller #5]
23479:20111125:142346.464 server #19 started [discoverer #1]
23467:20111125:142346.493 server #8 started [unreachable poller #1]
23475:20111125:142351.439 Deleted 0 records from history and trends
23482:20111125:142401.502 Got signal [signal:11(SIGSEGV),reason:1,refaddr:(nil)]. Crashing ..
23482:20111125:142401.502 ====== Fatal information: ======
23482:20111125:142401.502 Program counter: 0x3b71d3
23482:20111125:142401.502 === Registers: ===
23482:20111125:142401.502 gs = 33 = 51 = 51
23482:20111125:142401.502 fs = 0 = 0 = 0
23482:20111125:142401.502 es = c040007b = 3225419899 = -1069547397
23482:20111125:142401.502 ds = 7b = 123 = 123
23482:20111125:142401.502 edi = 0 = 0 = 0
23482:20111125:142401.502 esi = 0 = 0 = 0
23482:20111125:142401.502 ebp = bfd91818 = 3218675736 = -1076291560
23482:20111125:142401.502 esp = bfd917fc = 3218675708 = -1076291588
23482:20111125:142401.502 ebx = 49aff4 = 4829172 = 4829172
23482:20111125:142401.502 edx = 9476390 = 155673488 = 155673488
23482:20111125:142401.502 ecx = 0 = 0 = 0
23482:20111125:142401.502 eax = 0 = 0 = 0
23482:20111125:142401.503 trapno = e = 14 = 14
23482:20111125:142401.503 err = 4 = 4 = 4
23482:20111125:142401.503 eip = 3b71d3 = 3895763 = 3895763
23482:20111125:142401.503 cs = 73 = 115 = 115
23482:20111125:142401.503 efl = 210246 = 2163270 = 2163270
23482:20111125:142401.503 uesp = bfd917fc = 3218675708 = -1076291588
23482:20111125:142401.503 ss = 7b = 123 = 123
23482:20111125:142401.503 === Stack frame: ===
23482:20111125:142401.503 +0x40(%ebp) = ebp + 64 = 00000000 = 0 = 0
23482:20111125:142401.503 +0x3c(%ebp) = ebp + 60 = 0000081f = 2079 = 2079
23482:20111125:142401.503 +0x38(%ebp) = ebp + 56 = 080be49f = 134997151 = 134997151
23482:20111125:142401.503 +0x34(%ebp) = ebp + 52 = 080a17c2 = 134879170 = 134879170
23482:20111125:142401.503 +0x30(%ebp) = ebp + 48 = bfd91ab8 = 3218676408 = -1076290888
23482:20111125:142401.503 +0x2c(%ebp) = ebp + 44 = 00000000 = 0 = 0
23482:20111125:142401.503 +0x28(%ebp) = ebp + 40 = 00000001 = 1 = 1
23482:20111125:142401.503 +0x24(%ebp) = ebp + 36 = 0000005c = 92 = 92
23482:20111125:142401.503 +0x20(%ebp) = ebp + 32 = 00000075 = 117 = 117
23482:20111125:142401.503 +0x1c(%ebp) = ebp + 28 = 00000000 = 0 = 0
23482:20111125:142401.503 +0x18(%ebp) = ebp + 24 = 094a4c20 = 155864096 = 155864096
23482:20111125:142401.503 +0x14(%ebp) = ebp + 20 = bfd9185c = 3218675804 = -1076291492
23482:20111125:142401.503 +0x10(%ebp) = ebp + 16 = 080be558 = 134997336 = 134997336
23482:20111125:142401.503 +0x0c(%ebp) = ebp + 12 = bfd91854 = 3218675796 = -1076291500
23482:20111125:142401.503 +0x08(%ebp) = ebp + 8 = 00000000 = 0 = 0 <--- call arguments
23482:20111125:142401.503 +0x04(%ebp) = ebp + 4 = 080879da <--- return address
23482:20111125:142401.503 (%ebp) = ebp = bfd91848 <--- saved ebp value
23482:20111125:142401.503 -0x04(%ebp) = ebp - 4 = 094a4c20 = 155864096 = 155864096 <--- local variables
23482:20111125:142401.503 -0x08(%ebp) = ebp - 8 = 00000000 = 0 = 0
23482:20111125:142401.503 -0x0c(%ebp) = ebp - 12 = 00000009 = 9 = 9
23482:20111125:142401.503 -0x10(%ebp) = ebp - 16 = 00000000 = 0 = 0
23482:20111125:142401.504 -0x14(%ebp) = ebp - 20 = 000001ba = 442 = 442
23482:20111125:142401.504 -0x18(%ebp) = ebp - 24 = 00000000 = 0 = 0
23482:20111125:142401.504 -0x1c(%ebp) = ebp - 28 = 003b6f15 = 3895061 = 3895061
23482:20111125:142401.504 -0x20(%ebp) = ebp - 32 = bfd91818 = 3218675736 = -1076291560
23482:20111125:142401.504 -0x24(%ebp) = ebp - 36 = 0080cd00 = 8441088 = 8441088
23482:20111125:142401.504 -0x28(%ebp) = ebp - 40 = 0000adb8 = 44472 = 44472
23482:20111125:142401.504 -0x2c(%ebp) = ebp - 44 = 00000000 = 0 = 0
23482:20111125:142401.504 -0x30(%ebp) = ebp - 48 = 00000000 = 0 = 0
23482:20111125:142401.504 -0x34(%ebp) = ebp - 52 = 00000000 = 0 = 0
23482:20111125:142401.504 -0x38(%ebp) = ebp - 56 = 00000000 = 0 = 0
23482:20111125:142401.504 -0x3c(%ebp) = ebp - 60 = 00000000 = 0 = 0
23482:20111125:142401.504 -0x40(%ebp) = ebp - 64 = 00000000 = 0 = 0
23482:20111125:142401.504 === Backtrace: ===
23482:20111125:142401.504 14: /usr/local/sbin/zabbix_server(print_fatal_info+0x310) [0x8083ca0]
23482:20111125:142401.504 13: /usr/local/sbin/zabbix_server [0x8083224]
23482:20111125:142401.505 12: [0x80f440]
23482:20111125:142401.505 11: /usr/local/sbin/zabbix_server(zbx_strdup2+0x2a) [0x80879da]
23482:20111125:142401.505 10: /usr/local/sbin/zabbix_server(DBget_history+0x2d2) [0x80a17c2]
23482:20111125:142401.505 9: /usr/local/sbin/zabbix_server(evaluate_function+0xc85) [0x8094dd5]
23482:20111125:142401.505 8: /usr/local/sbin/zabbix_server(evaluate_expression+0x4d3) [0x809a783]
23482:20111125:142401.505 7: /usr/local/sbin/zabbix_server [0x8078501]
23482:20111125:142401.505 6: /usr/local/sbin/zabbix_server(DCsync_history+0xfa9) [0x8079659]
23482:20111125:142401.505 5: /usr/local/sbin/zabbix_server(main_dbsyncer_loop+0xea) [0x80560aa]
23482:20111125:142401.505 4: /usr/local/sbin/zabbix_server(MAIN_ZABBIX_ENTRY+0x9f8) [0x80558e8]
23482:20111125:142401.505 3: /usr/local/sbin/zabbix_server(daemon_start+0x2b0) [0x8082e80]
23482:20111125:142401.505 2: /usr/local/sbin/zabbix_server(main+0x219) [0x8054d39]
23482:20111125:142401.505 1: /lib/libc.so.6(__libc_start_main+0xdc) [0x35ce9c]
23482:20111125:142401.505 0: /usr/local/sbin/zabbix_server [0x8050ff1]
23482:20111125:142401.505 === Memory map: ===
23482:20111125:142401.505 00110000-00117000 r-xp 00000000 08:03 5724681 /lib/libwrap.so.0.7.6
23482:20111125:142401.505 00117000-00118000 rwxp 00007000 08:03 5724681 /lib/libwrap.so.0.7.6
23482:20111125:142401.505 00118000-00121000 r-xp 00000000 08:03 5757317 /lib/libcrypt-2.5.so
23482:20111125:142401.505 00121000-00122000 r-xp 00008000 08:03 5757317 /lib/libcrypt-2.5.so
23482:20111125:142401.505 00122000-00123000 rwxp 00009000 08:03 5757317 /lib/libcrypt-2.5.so
23482:20111125:142401.505 00123000-0014a000 rwxp 00123000 00:00 0
23482:20111125:142401.505 0014a000-00154000 r-xp 00000000 08:03 5723239 /lib/libnss_files-2.5.so
23482:20111125:142401.505 00154000-00155000 r-xp 00009000 08:03 5723239 /lib/libnss_files-2.5.so
23482:20111125:142401.505 00155000-00156000 rwxp 0000a000 08:03 5723239 /lib/libnss_files-2.5.so
23482:20111125:142401.505 00206000-00330000 r-xp 00000000 08:03 5724684 /lib/libcrypto.so.0.9.8e
23482:20111125:142401.506 00330000-00343000 rwxp 00129000 08:03 5724684 /lib/libcrypto.so.0.9.8e
23482:20111125:142401.506 00343000-00347000 rwxp 00343000 00:00 0
23482:20111125:142401.506 00347000-00499000 r-xp 00000000 08:03 5723433 /lib/libc-2.5.so
23482:20111125:142401.506 00499000-0049b000 r-xp 00152000 08:03 5723433 /lib/libc-2.5.so
23482:20111125:142401.506 0049b000-0049c000 rwxp 00154000 08:03 5723433 /lib/libc-2.5.so
23482:20111125:142401.506 0049c000-0049f000 rwxp 0049c000 00:00 0
23482:20111125:142401.506 006d5000-0076d000 r-xp 00000000 08:03 4529066 /usr/lib/libnetsnmp.so.10.0.3
23482:20111125:142401.506 0076d000-0076f000 rwxp 00098000 08:03 4529066 /usr/lib/libnetsnmp.so.10.0.3
23482:20111125:142401.506 0076f000-0078e000 rwxp 0076f000 00:00 0
23482:20111125:142401.506 007ef000-0080a000 r-xp 00000000 08:03 5723238 /lib/ld-2.5.so
23482:20111125:142401.506 0080a000-0080b000 r-xp 0001a000 08:03 5723238 /lib/ld-2.5.so
23482:20111125:142401.506 0080b000-0080c000 rwxp 0001b000 08:03 5723238 /lib/ld-2.5.so
23482:20111125:142401.506 0080f000-00810000 r-xp 0080f000 00:00 0 [vdso]
23482:20111125:142401.506 00968000-0096b000 r-xp 00000000 08:03 5723435 /lib/libdl-2.5.so
23482:20111125:142401.506 0096b000-0096c000 r-xp 00002000 08:03 5723435 /lib/libdl-2.5.so
23482:20111125:142401.506 0096c000-0096d000 rwxp 00003000 08:03 5723435 /lib/libdl-2.5.so
23482:20111125:142401.506 0098a000-009b1000 r-xp 00000000 08:03 5723437 /lib/libm-2.5.so
23482:20111125:142401.506 009b1000-009b2000 r-xp 00026000 08:03 5723437 /lib/libm-2.5.so
23482:20111125:142401.506 009b2000-009b3000 rwxp 00027000 08:03 5723437 /lib/libm-2.5.so
23482:20111125:142401.506 009b5000-009c7000 r-xp 00000000 08:03 4528815 /usr/lib/libz.so.1.2.3
23482:20111125:142401.506 009c7000-009c8000 rwxp 00011000 08:03 4528815 /usr/lib/libz.so.1.2.3
23482:20111125:142401.506 00a37000-00a42000 r-xp 00000000 08:03 5723446 /lib/libgcc_s-4.1.2-20080825.so.1
23482:20111125:142401.506 00a42000-00a43000 rwxp 0000a000 08:03 5723446 /lib/libgcc_s-4.1.2-20080825.so.1
23482:20111125:142401.506 00b7f000-00b94000 r-xp 00000000 08:03 5723448 /lib/libnsl-2.5.so
23482:20111125:142401.506 00b94000-00b95000 r-xp 00014000 08:03 5723448 /lib/libnsl-2.5.so
23482:20111125:142401.506 00b95000-00b96000 rwxp 00015000 08:03 5723448 /lib/libnsl-2.5.so
23482:20111125:142401.506 00b96000-00b98000 rwxp 00b96000 00:00 0
23482:20111125:142401.506 00d5b000-00d6b000 r-xp 00000000 08:03 5724679 /lib/libresolv-2.5.so
23482:20111125:142401.506 00d6b000-00d6c000 r-xp 0000f000 08:03 5724679 /lib/libresolv-2.5.so
23482:20111125:142401.506 00d6c000-00d6d000 rwxp 00010000 08:03 5724679 /lib/libresolv-2.5.so
23482:20111125:142401.506 00d6d000-00d6f000 rwxp 00d6d000 00:00 0
23482:20111125:142401.507 00e56000-00e9c000 r-xp 00000000 08:03 5268401 /usr/local/mysql/lib/mysql/libmysqlclient.so.16.0.0
23482:20111125:142401.507 00e9c000-00eda000 rwxp 00045000 08:03 5268401 /usr/local/mysql/lib/mysql/libmysqlclient.so.16.0.0
23482:20111125:142401.507 00eda000-00edb000 rwxp 00eda000 00:00 0
23482:20111125:142401.507 08048000-080c3000 r-xp 00000000 08:03 4519827 /usr/local/sbin/zabbix_server
23482:20111125:142401.507 080c3000-080dc000 rw-p 0007b000 08:03 4519827 /usr/local/sbin/zabbix_server
23482:20111125:142401.507 080dc000-080e1000 rw-p 080dc000 00:00 0
23482:20111125:142401.507 09470000-094b5000 rw-p 09470000 00:00 0 [heap]
23482:20111125:142401.507 b5b71000-b5b73000 rw-s 00000000 00:09 4751370 /SYSV5303e6dd (deleted)
23482:20111125:142401.507 b5b73000-b5ca7000 rw-s 00000000 00:09 4718601 /SYSV7303e6dd (deleted)
23482:20111125:142401.507 b5ca7000-b6374000 rw-s 00000000 00:09 4685832 /SYSV6703e6dd (deleted)
23482:20111125:142401.507 b6374000-b6775000 rw-s 00000000 00:09 4653063 /SYSV7403e6dd (deleted)
23482:20111125:142401.507 b6775000-b7776000 rw-s 00000000 00:09 4620293 /SYSV7803e6dd (deleted)
23482:20111125:142401.507 b7776000-b7f7e000 rw-s 00000000 00:09 4587524 /SYSV6803e6dd (deleted)
23482:20111125:142401.507 b7f7e000-b7f82000 rw-p b7f7e000 00:00 0
23482:20111125:142401.507 b7f89000-b7f8b000 rw-p b7f89000 00:00 0
23482:20111125:142401.507 bfd7f000-bfda5000 rw-p bffd9000 00:00 0 [stack]
23482:20111125:142401.507 ================================
23482:20111125:142401.507 Please consider attaching a disassembly listing to your bug report.
23482:20111125:142401.507 This listing can be produced with, e.g., objdump -DSswx zabbix_server.
23482:20111125:142401.507 ================================
23458:20111125:142401.508 One child process died (PID:23482,exitcode/signal:255). Exiting ...
23458:20111125:142403.513 Syncing history data...
23458:20111125:142403.513 Syncing history data... done.
23458:20111125:142403.513 Syncing trends data...
23458:20111125:142403.559 Syncing trends data... done.
23458:20111125:142403.559 Zabbix Server stopped. Zabbix 1.8.7 (revision 21394).