r0 = syz_init_net_socket$bt_hci(0x1f, 0x3, 0x1)
recvmmsg(r0, &(0x7f0000003dc0)=[{{0x0, 0x0, &(0x7f0000000a40)=[{0x0}], 0x1}}], 0x1, 0x101, &(0x7f0000003f80)={0x0, 0x3938700})