JAVA NIO报错,BUG?

读取文件时遇到此种错误，有人遇到过吗，环境是linux jdk1.6 tomcat6java.lang.Error: Cleaner terminated abnormally
at sun.misc.Cleaner$1.run(Cleaner.java:130)
at java.security.AccessController.doPrivileged(Native Method)
at sun.misc.Cleaner.clean(Cleaner.java:127)
at java.lang.ref.Reference$ReferenceHandler.run(Reference.java:124)
Caused by: java.lang.Error: java.io.IOException: Broken pipe
at sun.nio.ch.Util$SelectorWrapper$Closer.run(Util.java:97)
at sun.misc.Cleaner.clean(Cleaner.java:125)
... 1 more
Caused by: java.io.IOException: Broken pipe
at sun.nio.ch.PollArrayWrapper.interrupt(Native Method)
at sun.nio.ch.PollArrayWrapper.interrupt(PollArrayWrapper.java:105)
at sun.nio.ch.PollSelectorImpl.wakeup(PollSelectorImpl.java:88)
at sun.nio.ch.SelectorImpl.implCloseSelector(SelectorImpl.java:92)
at java.nio.channels.spi.AbstractSelector.close(AbstractSelector.java:91)
at sun.nio.ch.Util$SelectorWrapper$Closer.run(Util.java:95)
... 2 more
DZW(31815575) 14:07:21
VM 参数:
-Xmx4000M -Xms4000M -Xmn600M -XX:PermSize=500M -XX:MaxPermSize=500M -Xss256K -XX:+DisableExplicitGC -XX:SurvivorRatio=1 -XX:+UseConcMarkSweepGC -XX:+UseParNewGC -XX:+CMSParallelReEnabled -XX:+UseCMSCompactAtFullCollection -XX:CMSFullGCsBeforeCompaction=0 -XX:+CMSClassUnloadingEnabled -XX:LargePageSizeInBytes=128M -XX:+UseFastAccessorMethods -XX:+UseCMSInitiatingOccupancyOnly -XX:CMSInitiatingOccupancyFraction=60 -XX:SoftRefLRUPolicyMSPerMB=0 -Djava.util.logging.manager=org.apache.juli.ClassLoaderLogManager -Djava.util.logging.config.file=/database/tomcat/conf/logging.properties -Djava.nio.channels.spi.SelectorProvider=sun.nio.ch.PollSelectorProvider