New files:
tools/testing/selftests/net/packetdrill/tcp_syncookies_ip4_9k.pkt
tools/testing/selftests/net/packetdrill/tcp_syncookies_ip6_9k.pkt

Modified files:

format check ignoring tools/testing/selftests/net/packetdrill/tcp_syncookies_ip4_9k.pkt
format check ignoring tools/testing/selftests/net/packetdrill/tcp_syncookies_ip6_9k.pkt
makefile inclusion check ignoring tools/testing/selftests/net/packetdrill/tcp_syncookies_ip4_9k.pkt
makefile inclusion check ignoring tools/testing/selftests/net/packetdrill/tcp_syncookies_ip6_9k.pkt
gitignore check ignoring tools/testing/selftests/net/packetdrill/tcp_syncookies_ip4_9k.pkt
gitignore check ignoring tools/testing/selftests/net/packetdrill/tcp_syncookies_ip6_9k.pkt