make -C tools/testing/selftests TARGETS="net/forwarding" TEST_PROGS=vxlan__symmetric_ipv6.sh TEST_GEN_PROGS="" run_tests
make: Entering directory '/home/virtme/testing-4/tools/testing/selftests'
make[1]: Entering directory '/home/virtme/testing-4/tools/testing/selftests/net/forwarding'
make[1]: Nothing to be done for 'all'.
make[1]: Leaving directory '/home/virtme/testing-4/tools/testing/selftests/net/forwarding'
make[1]: Entering directory '/home/virtme/testing-4/tools/testing/selftests/net/forwarding'
TAP version 13
1..1
# overriding timeout to 21600
# selftests: net/forwarding: vxlan_symmetric_ipv6.sh
# 14.86 [+14.86] RTNETLINK answers: File exists
# 27.45 [+12.59] TEST: ping6: local->local vid 10->vid 20                            [ OK ]
# 28.69 [+1.24] TEST: ping6: local->remote vid 10->vid 10                           [ OK ]
# 29.92 [+1.23] TEST: ping6: local->remote vid 20->vid 20                           [ OK ]
# 31.15 [+1.23] TEST: ping6: local->remote vid 10->vid 20                           [ OK ]
# 32.37 [+1.22] TEST: ping6: local->remote vid 20->vid 10                           [ OK ]
ok 1 selftests: net/forwarding: vxlan_symmetric_ipv6.sh
make[1]: Leaving directory '/home/virtme/testing-4/tools/testing/selftests/net/forwarding'
make: Leaving directory '/home/virtme/testing-4/tools/testing/selftests'
xx__-> echo $?
0
xx__-> echo scan > /sys/kernel/debug/kmemleak && cat /sys/kernel/debug/kmemleak
unreferenced object 0xffff888004e3e800 (size 256):
  comm "ip", pid 5688, jiffies 4296089899
  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_node_noprof+0x35d/0x4a0
    fib4_semantics_init+0x25/0xf0
    fib_net_init+0x17e/0x340
    ops_init+0x189/0x550
    setup_net+0x189/0x750
    copy_net_ns+0x1f7/0x340
    create_new_namespaces+0x35f/0x920
    unshare_nsproxy_namespaces+0x8d/0x130
    ksys_unshare+0x2a9/0x660
    __x64_sys_unshare+0x31/0x40
    do_syscall_64+0xc1/0x1d0
    entry_SYSCALL_64_after_hwframe+0x77/0x7f
xx__-> echo scan > /sys/kernel/debug/kmemleak && cat /sys/kernel/debug/kmemleak

DETECTED CRASH, lowering timeout
unreferenced object 0xffff888004e3e800 (size 256):
  comm "ip", pid 5688, jiffies 4296089899
  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_node_noprof+0x35d/0x4a0
    fib4_semantics_init+0x25/0xf0
    fib_net_init+0x17e/0x340
    ops_init+0x189/0x550
    setup_net+0x189/0x750
    copy_net_ns+0x1f7/0x340
    create_new_namespaces+0x35f/0x920
    unshare_nsproxy_namespaces+0x8d/0x130
    ksys_unshare+0x2a9/0x660
    __x64_sys_unshare+0x31/0x40
    do_syscall_64+0xc1/0x1d0
    entry_SYSCALL_64_after_hwframe+0x77/0x7f
xx__->