Character devices:
  1 mem
  4 /dev/vc/0
  4 tty
  4 ttyS
  5 /dev/tty
  5 /dev/console
  5 /dev/ptmx
  7 vcs
 10 misc
 13 input
128 ptm
136 pts
202 cpu/msr
203 cpu/cpuid
226 drm
229 hvc
248 nvme-generic
249 nvme
250 virtio-portsdev
251 bsg
252 dax
253 dimmctl
254 ndctl

Block devices:
  7 loop
  9 md
 43 nbd
251 device-mapper
252 rbd
253 virtblk
254 mdp
259 blkext