r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_TCP_REPAIR(r0, 0x6, 0x13, &(0x7f0000000000)=0x1, 0x4) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @ipv4={'\x00', '\xff\xff', @dev}}, 0x1c) setsockopt$inet6_tcp_TCP_REPAIR(r0, 0x6, 0x13, &(0x7f0000002840)=0xffffffffffffffff, 0x4) sendmmsg$inet6(r0, &(0x7f0000000880)=[{{0x0, 0x0, &(0x7f0000000200)=[{&(0x7f00000000c0)="d7", 0xfffffdef}], 0x1}}], 0x1, 0x48080)