make -C tools/testing/selftests TARGETS="net" TEST_PROGS=cmsg_so_mark.sh TTEST_GEN_PROGS="" run_tests
make: Entering directory '/home/virtme/testing-3/tools/testing/selftests'
make[1]: Entering directory '/home/virtme/testing-3/tools/testing/selftests/net'
make[1]: Nothing to be done for 'all'.
make[1]: Leaving directory '/home/virtme/testing-3/tools/testing/selftests/net'
make[1]: Entering directory '/home/virtme/testing-3/tools/testing/selftests/net'
TAP version 13
1..1
# overriding timeout to 7200
# selftests: net: cmsg_so_mark.sh
# 5.15 [+5.15] OK
ok 1 selftests: net: cmsg_so_mark.sh
make[1]: Leaving directory '/home/virtme/testing-3/tools/testing/selftests/net'
make: Leaving directory '/home/virtme/testing-3/tools/testing/selftests'
xx__-> echo $?
0
xx__-> echo scan > /sys/kernel/debug/kmemleak && cat /sys/kernel/debug/kmemleak
unreferenced object 0xffff8880099d0400 (size 256):
  comm "ip", pid 257, jiffies 4294676957
  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+0x238/0x4b0
    create_new_namespaces+0x35f/0x920
    unshare_nsproxy_namespaces+0x8a/0x1b0
    ksys_unshare+0x2c4/0x6e0
    __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 0xffff8880099d0400 (size 256):
  comm "ip", pid 257, jiffies 4294676957
  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+0x238/0x4b0
    create_new_namespaces+0x35f/0x920
    unshare_nsproxy_namespaces+0x8a/0x1b0
    ksys_unshare+0x2c4/0x6e0
    __x64_sys_unshare+0x31/0x40
    do_syscall_64+0xc1/0x1d0
    entry_SYSCALL_64_after_hwframe+0x77/0x7f
xx__->