make -C tools/testing/selftests TARGETS="net/netfilter" TEST_PROGS=vxlan_mmtu_frag.sh TEST_GEN_PROGS="" run_tests
make: Entering directory '/home/virtme/testing/wt-16/tools/testing/selftests'
make[1]: Entering directory '/home/virtme/testing/wt-16/tools/testing/selftests/net/netfilter'
make[1]: Nothing to be done for 'all'.
make[1]: Leaving directory '/home/virtme/testing/wt-16/tools/testing/selftests/net/netfilter'
make[1]: Entering directory '/home/virtme/testing/wt-16/tools/testing/selftests/net/netfilter'
TAP version 13
1..1
# overriding timeout to 3600
# selftests: net/netfilter: vxlan_mtu_frag.sh
# Test for VxLAN fragmentation with large MTU in br_netfilter:
# PASS!
ok 1 selftests: net/netfilter: vxlan_mtu_frag.sh
make[1]: Leaving directory '/home/virtme/testing/wt-16/tools/testing/selftests/net/netfilter'
make: Leaving directory '/home/virtme/testing/wt-16/tools/testing/selftests'
xx__-> echo $?
0
xx__-> echo scan > /sys/kernel/debug/kmemleak
xx__-> echo scan > /sys/kernel/debug/kmemleak && cat /sys/kernel/debug/kmemleak
unreferenced object 0xffff888001cea740 (size 64):
  comm "ip", pid 429, jiffies 4294715214
  hex dump (first 32 bytes):
    00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
    00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
  backtrace (crc 0):
    __kmalloc_noprof+0x32b/0x460
    udpv6_init_sock+0x237/0x410
    inet6_create.part.0+0x989/0x10b0
    __sock_create+0x235/0x690
    udp_sock_create6+0xc5/0x6c0 [ip6_udp_tunnel]
    vxlan_create_sock+0x1a7/0x1d0 [vxlan]
    vxlan_socket_create+0xfe/0x510 [vxlan]
    __vxlan_sock_add+0x3c5/0xa60 [vxlan]
    vxlan_open+0xc3/0x240 [vxlan]
    __dev_open+0x220/0x590
    __dev_change_flags+0x460/0x6c0
    netif_change_flags+0x80/0x160
    do_setlink.constprop.0+0x97c/0x2460
    rtnl_newlink+0x693/0xa60
    rtnetlink_rcv_msg+0x709/0xc00
    netlink_rcv_skb+0x121/0x340
xx__->