r0 = openat$sndseq(0xffffffffffffff9c, &(0x7f0000000040), 0x0)
ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r0, 0xc0a85320, &(0x7f0000000100)={{0x80}, 'port1\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3})