pipe(&(0x7f0000000000)={0xffffffffffffffff, <r0=>0xffffffffffffffff})
write$bt_hci(r0, 0x0, 0x8)
fcntl$setpipe(r0, 0x407, 0x0)
ppoll(&(0x7f0000000200)=[{r0}], 0x1, &(0x7f0000000240)={0x0, 0x3938700}, 0x0, 0x0)