Marcelo, as I have posted before I do also have a SMP lockup problem with 2.6.0/2.6.1 and the de4x5 driver that still keeps me from using any of the 2.6 kernel series. I have already created a bug report for this including the NMI watchdog oops message: http://bugme.osdl.org/show_bug.cgi?id=1855 Tom -- T h o m a s Z e h e t b a u e r ( TZ251 ) PGP encrypted mail preferred - KeyID 96FFCB89 mail pgp-key-request@hostmaster.org UNIX is user-friendly ... it's just selective about who it's friends are