r0 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2)
r1 = dup2(r0, r0)
r2 = fcntl$dupfd(r0, 0x0, r1)
getsockopt$bt_BT_DEFER_SETUP(r2, 0x112, 0x7, 0x0, &(0x7f0000000040))