我的mongo服务器崩溃了以下日志。我的mongo服务器是版本2.4.2，我的mongo java客户端是2.11.2。我的环境是RHEL
请知道可能出现问题的原因。我从其他线程看到2.2.x之前的旧版本有这个问题，但我的是2.4.2。任何帮助..
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Thu Feb 20 13:45:56.924 [conn78956] run command admin.$cmd { ismaster: 1 }
Thu Feb 20 13:45:56.924 [conn78956] command admin.$cmd command: { ismaster: 1 } ntoreturn:1 keyUpdates:0 reslen:263 0ms
Thu Feb 20 13:45:56.938 [conn78962] runQuery called admin.$cmd { ismaster: 1 }
Thu Feb 20 13:45:56.938 [conn78962] run command admin.$cmd { ismaster: 1 }
Thu Feb 20 13:45:56.938 [conn78962] command admin.$cmd command: { ismaster: 1 } ntoreturn:1 keyUpdates:0 reslen:263 0ms
Thu Feb 20 13:45:56.938 [conn78965] runQuery called admin.$cmd { ismaster: 1 }
Thu Feb 20 13:45:56.938 [conn78965] run command admin.$cmd { ismaster: 1 }
Thu Feb 20 13:45:56.938 [conn78965] command admin.$cmd command: { ismaster: 1 } ntoreturn:1 keyUpdates:0 reslen:263 0ms
Thu Feb 20 13:45:56.938 [conn78964] runQuery called admin.$cmd { ismaster: 1 }
Thu Feb 20 13:45:56.938 [conn78964] run command admin.$cmd { ismaster: 1 }
Thu Feb 20 13:45:56.938 [conn78964] command admin.$cmd command: { ismaster: 1 } ntoreturn:1 keyUpdates:0 reslen:263 0ms
Thu Feb 20 13:45:56.941 [rsHealthPoll] replSet member 204.27.36.236:5000 is up
Thu Feb 20 13:45:56.941 [rsHealthPoll] replSet member 204.27.36.236:5000 is now in state SECONDARY
Thu Feb 20 13:45:56.941 [rsMgr] replSet warning caught unexpected exception in electSelf()
Thu Feb 20 13:45:56.941 Invalid access at address: 0 from thread:
Thu Feb 20 13:45:56.941 Got signal: 11 (Segmentation fault).
Thu Feb 20 13:45:56.941 [conn78959] runQuery called admin.$cmd { ismaster: 1 }
Thu Feb 20 13:45:56.941 [conn78959] run command admin.$cmd { ismaster: 1 }
Thu Feb 20 13:45:56.941 [conn78959] command admin.$cmd command: { ismaster: 1 } ntoreturn:1 keyUpdates:0 reslen:263 0ms
Thu Feb 20 13:45:56.943 Backtrace:
0xdced21 0x6cf749 0x6cfcd2 0x30e160f4c0
/home/myserver/mySer/db/mongodb/bin/mongod(_ZN5mongo15printStackTraceERSo+0x21) [0xdced21]
/home/myserver/mySer/db/mongodb/bin/mongod(_ZN5mongo10abruptQuitEi+0x399) [0x6cf749]
/home/myserver/mySer/db/mongodb/bin/mongod(_ZN5mongo24abruptQuitWithAddrSignalEiP7siginfoPv+0x262) [0x6cfcd2]
/lib64/libpthread.so.0() [0x30e160f4c0]