Andrew Morton wrote:
> ftp://ftp.kernel.org/pub/linux/kernel/people/akpm/patches/2.6/2.6.9-rc2/2.6.9-rc2-mm2/
> 

fs/dcache.c:select_parent()
{
...
                 /*
                  * select_parent() is a performance optimization, it is
                  * not necessary to complete it. Abort if a reschedule is
                  * pending:
                  */
                 if (need_resched())
                         goto out;
...
}

This one came back. It is the
VFS: Busy inodes after unmount. Self-destruct in 5 seconds.  Have a nice day...
thing.

Attached is a fix.