r0 = openat$autofs(0xffffffffffffff9c, &(0x7f0000000100), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_ISMOUNTPOINT(r0, 0xc018937e, &(0x7f0000000080)=ANY=[@ANYBLOB="01000000010000001810"])