r0 = openat$sndseq(0xffffffffffffff9c, &(0x7f0000002cc0), 0x0)
ioctl$SNDRV_SEQ_IOCTL_QUERY_NEXT_PORT(r0, 0xc0a85352, &(0x7f0000000080)={{0x0, 0x20}, 'port0\x00'})