r0 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2)
recvmmsg(r0, &(0x7f0000001300)=[{{&(0x7f0000000280)=@phonet, 0x80, &(0x7f0000000640)=[{0x0}, {0x0}], 0x2}}], 0x1, 0x40000113, &(0x7f00000013c0)={0x77359400})