r0 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2)
recvmsg(r0, &(0x7f00000023c0)={&(0x7f0000000000)=@in={0x2, 0x0, @dev}, 0x80, &(0x7f0000001340)=[{0x0}, {0x0}], 0x2}, 0x1)