Hi, >> It only prints the following when booting: >> >> Adaptec aacraid driver 1.1-5[2456]-ms > > That driver comes from a rather old kernel (2.6.29 or before). Could > you try with a modern version (which should print 1.1-5[26400]-ms just > in case the problem got fixed in the interim. Yes, my apologies. This was from the working kernel, which is 2.6.27. I am working with 2.6.35-rc3. >> The dmesg output from a working system is here: >> >> http://pastebin.com/0AnVBV7s > > This trace shows your system won't configure interrupts correctly > without ACPI ... if ACPI isn't working, more than just the aacraid will > be non functional. A dmesg of the failing system would be definitive in > diagnosing this. How can I do this? The kernel panics without mounting a filesystem. Which are the ACPI options that I should configure? Thanks again, Alex -- To unsubscribe from this list: send the line "unsubscribe linux-scsi" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html