android10/system/sepolicy/private/su.te

userdebug_or_eng(`
  typeattribute su coredomain;

  domain_auto_trans(shell, su_exec, su)
  # Allow dumpstate to call su on userdebug / eng builds to collect
  # additional information.
  domain_auto_trans(dumpstate, su_exec, su)

  # Make sure that dumpstate runs the same from the "su" domain as
  # from the "init" domain.
  domain_auto_trans(su, dumpstate_exec, dumpstate)

  # Put the incident command into its domain so it is the same on user, userdebug and eng.
  domain_auto_trans(su, incident_exec, incident)

  # Put the perfetto command into its domain so it is the same on user, userdebug and eng.
  domain_auto_trans(su, perfetto_exec, perfetto)

  # su is also permissive to permit setenforce.
  permissive su;

  app_domain(su)
')