quiet console=tty0 console=ttyS0,115200n8 init=/usr/lib/systemd/systemd-bootchart initcall_debug tsc=reliable no_timer_check noreplace-smp kvm-intel.nested=1 rootfstype=ext4,btrfs,xfs intel_iommu=igfx_off cryptomgr.notests rcupdate.rcu_expedited=1 rcu_nocbs=0-64 i915.nuclear_pageflip=1 rw