r0 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2)
sendmmsg$sock(r0, &(0x7f0000008540)=[{{0x0, 0x0, 0x0, 0x0, &(0x7f0000003640)=[@timestamping={{0x14}}, @mark={{0x14}}], 0x30}}], 0x1, 0x0)