make -C tools/testing/selftests TARGETS="net/netfilter" TEST_PROGS=nf_connntrack_packetdrill.sh TEST_GEN_PROGS="" run_tests
make: Entering directory '/home/virtme/testing/wt-15/tools/testing/selftests'
make[1]: Entering directory '/home/virtme/testing/wt-15/tools/testing/selftests/net/netfilter'
make[1]: Nothing to be done for 'all'.
make[1]: Leaving directory '/home/virtme/testing/wt-15/tools/testing/selftests/net/netfilter'
make[1]: Entering directory '/home/virtme/testing/wt-15/tools/testing/selftests/net/netfilter'
TAP version 13
1..1
# timeout set to 1800
# selftests: net/netfilter: nf_conntrack_packetdrill.sh
# Replaying packetdrill test cases:
# packetdrill/conntrack_ack_loss_stall.pkt          (ipv4)                    ./nf_conntrack_packetdrill.sh: line 33:   250 Killed                  timeout "$PDRILL_TIMEOUT" unshare -n packetdrill --ip_version="$ipver" --mtu=$mtu --tolerance_usecs=1000000 --non_fatal packet "$filename"
# FAIL
# packetdrill/conntrack_ack_loss_stall.pkt          (ipv6)                    
WAIT TIMEOUT stdout

Ctrl-C stdout

Ctrl-C stdout
^C
WAIT TIMEOUT stdout