Import WordPress Error message what's happen?

I’m using safemode apache server and WordPress is working very well.

I’m get error today when importing WordPress data.

import xml file broken?

or

.htaccess php cgi ploblem?

Please teach me.

<div class="wrap">
<div id="icon-tools" class="icon32"><br></div>
<h2>Import WordPress</h2>
*** glibc detected *** malloc(): memory corruption: 0x0882e4c0 ***
</div>