Udevd unknown error.....
 

[ 4.818248] udevd[790]: failed to execute '/lib/udev/libinput-device-group' 'libinput-device-group /sys/devices/pci0000:00/0000:00:1f.3/sound/card0/input17/event14': No such file or directory
[ 4.818263] udevd[791]: failed to execute '/lib/udev/libinput-device-group' 'libinput-device-group /sys/devices/pci0000:00/0000:00:1f.3/sound/card0/input13/event9': No such file or directory
[ 4.822496] udevd[795]: failed to execute '/lib/udev/libinput-device-group' 'libinput-device-group /sys/devices/pci0000:00/0000:00:1f.3/sound/card0/input15/event11': No such file or directory
[ 4.822508] udevd[792]: failed to execute '/lib/udev/libinput-device-group' 'libinput-device-group /sys/devices/pci0000:00/0000:00:1f.3/sound/card0/input11/event7': No such file or directory
[ 4.822514] udevd[794]: failed to execute '/lib/udev/libinput-device-group' 'libinput-device-group /sys/devices/pci0000:00/0000:00:1f.3/sound/card0/input12/event8': No such file or directory
[ 4.822598] udevd[793]: failed to execute '/lib/udev/libinput-device-group' 'libinput-device-group /sys/devices/pci0000:00/0000:00:1f.3/sound/card0/input14/event10': No such file or directory
[ 4.822844] udevd[796]: failed to execute '/lib/udev/libinput-device-group' 'libinput-device-group /sys/devices/pci0000:00/0000:00:1f.3/sound/card0/input16/event13': No such file or directory
[ 4.822893] udevd[797]: failed to execute '/lib/udev/libinput-device-group' 'libinput-device-group /sys/devices/pci0000:00/0000:00:1f.3/sound/card0/input18/event15': No such file or directory
[ 4.822995] udevd[799]: failed to execute '/lib/udev/libinput-device-group' 'libinput-device-group /sys/devices/pci0000:00/0000:00:14.0/usb1/1-3/1-3:1.1/0003:C0F4:0CD0.0002/input/input9/event6': No such file or directory
[ 4.822995] udevd[798]: failed to execute '/lib/udev/libinput-device-group' 'libinput-device-group /sys/devices/pci0000:00/0000:00:14.0/usb1/1-3/1-3:1.1/0003:C0F4:0CD0.0002/input/input10/event12': No such file or directory
[ 4.825463] udevd[800]: failed to execute '/lib/udev/libinput-device-group' 'libinput-device-group /sys/devices/pci0000:00/0000:00:1f.3/sound/card0/input19/event17': No such file or directory
[ 4.825681] udevd[801]: failed to execute '/lib/udev/libinput-device-group' 'libinput-device-group /sys/devices/pci0000:00/0000:00:14.0/usb1/1-3/1-3:1.0/0003:C0F4:0CD0.0001/input/input8/event5': No such file or directory
[ 4.883047] udevd[802]: failed to execute '/lib/udev/libinput-device-group' 'libinput-device-group /sys/devices/pci0000:00/0000:00:14.0/usb1/1-9/1-9:1.0/0003:30FA:0400.0003/input/input20/event16': No such file or directory

Please use CODE tags.
Anyway, without context you won't get any help.
A shot in the dark still :
Did you ran install-new while upgrading ?