I upgraded to 6.0_BETA2 yesterday. Today I built a new kernel. While the booting, the following error is displayed. acd0: SETFEATURES SET TRANSFER MODE semaphore timout !! DANGER Will Robinson !! I recompiled the kernel without atapicd and the kernel boots fine. At some later time, that kernel panics. I will write that up in another message. Later, Jason C. Wells