r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_TCP_REPAIR(r0, 0x6, 0x13, &(0x7f0000000000)=0x1, 0x4) creat(0x0, 0x0) write(0xffffffffffffffff, 0x0, 0x0) openat$dir(0xffffffffffffff9c, 0x0, 0x0, 0x0) sendfile(0xffffffffffffffff, 0xffffffffffffffff, 0x0, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @ipv4={'\x00', '\xff\xff', @dev}}, 0x1c) getsockopt$inet6_buf(r0, 0x29, 0x18, 0x0, &(0x7f0000001200))