Please note the crash in "dmesg" right after booting. This looks relevant:https://medusa.gutschke.com/markus/acpi/after-dmesg.txthttps://medusa.gutschke.com/markus/acpi/acpidump.txthttps://medusa.gutschke.com/markus/acpi/before-platform-devices-firmware-node.txthttps://medusa.gutschke.com/markus/acpi/before-platform-devices.txthttps://medusa.gutschke.com/markus/acpi/before-pnp-devices-firmware-node.txthttps://medusa.gutschke.com/markus/acpi/before-pnp-devices.txthttps://medusa.gutschke.com/markus/acpi/after-platform-devices-firmware-node.txthttps://medusa.gutschke.com/markus/acpi/after-platform-devices.txthttps://medusa.gutschke.com/markus/acpi/after-pnp-devices-firmware-node.txthttps://medusa.gutschke.com/markus/acpi/after-pnp-devices.txtMarkus