On 13.02.2010 19:24, Robert Hancock wrote: > This lockdep error in dmesg looks suspicious. Does this match the point > where the DVD drive was inserted? Yes, it does. Looking back through the logs, it appears sporadically since at least 2.6.32, always when inserting the drive. regards Dariush -- To unsubscribe from this list: send the line "unsubscribe linux-acpi" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html