David Xu writes: > Please tell me easiest way to reproduce it, I tried best to reproduce > it, but still got nothing. > > >> http://people.freebsd.org/~gallatin/threadlock.tgz > >> > I use this test case. Are you on an SMP? Do you use an 'ssh $HOST skill -u $USER -9' to send the signal? Julian, you can reproduce it, right? Drew