r0 = creat(&(0x7f00000003c0)='./file0\x00', 0x0)
close(r0)
r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000680), 0x8082, 0x0)
mount$9p_fd(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000200)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r1}})
write$bt_hci(r0, &(0x7f00000001c0)={0x1, @add_sco={{0x407, 0x4}}}, 0x8)