Character devices:
  1 mem
  2 pty
  3 ttyp
  4 /dev/vc/0
  4 tty
  4 ttyS
  5 /dev/tty
  5 /dev/console
  5 /dev/ptmx
  7 vcs
  9 st
 10 misc
 13 input
 14 sound
 29 fb
 89 i2c
116 alsa
128 ptm
136 pts
180 usb
189 usb_device
202 cpu/msr
203 cpu/cpuid
226 drm
238 hidraw
239 ptp
240 pps
241 hpilo
242 tpm
243 usbmon
244 nvme
245 pmcsas
246 gdth
247 megaraid_sas_ioctl
248 ql2xapidev
249 aac
250 bsg
251 watchdog
252 rtc
253 dimmctl
254 ndctl

Block devices:
  1 ramdisk
259 blkext
  7 loop
  8 sd
  9 md
 11 sr
 65 sd
 66 sd
 67 sd
 68 sd
 69 sd
 70 sd
 71 sd
128 sd
129 sd
130 sd
131 sd
132 sd
133 sd
134 sd
135 sd
251 device-mapper
252 nvme
253 virtblk
254 mdp