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
 21 sg
 29 fb
128 ptm
136 pts
162 raw
180 usb
188 ttyUSB
189 usb_device
202 cpu/msr
203 cpu/cpuid
240 ptp
241 pps
242 ipmidev
243 mei
244 ql2xapidev
245 nvme
246 vfio
247 hidraw
248 usbmon
249 bsg
250 watchdog
251 rtc
252 dax
253 tpm
254 gpiochip

Block devices:
  8 sd
  9 md
 11 sr
 43 nbd
 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
253 device-mapper
254 mdp
259 blkext
