Issue #2916 has been updated by swildner.
I've brought in Intel's related fixes. See https://gitweb.dragonflybsd.org/dragonfly.git/commit/151571be90508e432b3b8e329e327f9bd74ca195 Can you please re-test with master? ---------------------------------------- Bug #2916: Spontaneous shutdown with ACPI Error: No installed handler for fixed event - PM_Timer http://bugs.dragonflybsd.org/issues/2916#change-12882 * Author: zanchey * Status: New * Priority: Normal * Assignee: swildner * Category: * Target version: ---------------------------------------- DragonFly BSD snapshot v4.5.0.972.g240f0-DEVELOPMENT installed into VirtualBox 5.0.20 After a short period of runtime the following ACPI errors appear and then the system shuts down: ACPI Error: No installed handler for fixed event - PM_Timer (0), disabling (20160422/evevent-325) ACPI Error: No installed handler for fixed event - RealTimeClock (4), disabling (20160422/evevent-325) ACPI Error: No handler or method for GPE 01, disabling event (20160422/evgpe-836) ACPI Error: No handler or method for GPE 03, disabling event (20160422/evgpe-836) ACPI Error: No handler or method for GPE 04, disabling event (20160422/evgpe-836) ACPI Error: No handler or method for GPE 05, disabling event (20160422/evgpe-836) ACPI Error: No handler or method for GPE 06, disabling event (20160422/evgpe-836) ACPI Error: No handler or method for GPE 07, disabling event (20160422/evgpe-836) Shutting down daemon processes:. (etc.) It looks like this has been noted and fixed in FreeBSD: https://lists.freebsd.org/pipermail/freebsd-current/2016-May/061012.html https://svnweb.freebsd.org/base/head/?view=log&pathrev=298838 and fixed upstream: https://github.com/acpica/acpica/pull/138 ---Files-------------------------------- dfbsd.poweroff (1.82 KB) dfbsd.dmesg (7.78 KB) -- You have received this notification because you have either subscribed to it, or are involved in it. To change your notification preferences, please click here: http://bugs.dragonflybsd.org/my/account