======================================
| make: Leaving directory '/home/virtme/testing-22/tools/testing/selftests'
| xx__-> echo $?
| 0
| xx__-> echo scan > /sys/kernel/debug/kmemleak && cat /sys/kernel/debug/kmemleak
| xx__-> echo scan > /sys/kernel/debug/kmemleak && cat /sys/kernel/debug/kmemleak
unreferenced object 0xffff88800a381840 (size 216):
comm "ping", pid 311, jiffies 4294710992
hex dump (first 32 bytes):
40 3e 87 2b 80 88 ff ff 00 00 00 00 00 00 00 00  @>.+............
00 20 4a 08 80 88 ff ff 00 00 00 00 00 00 00 00  . J.............
backtrace (crc 621435ac):
kmem_cache_alloc_node_noprof (./include/linux/kmemleak.h:43 mm/slub.c:4155 mm/slub.c:4200 mm/slub.c:4252) 
__alloc_skb (net/core/skbuff.c:658) 
__ip_append_data (./include/linux/skbuff.h:1340 net/ipv4/ip_output.c:1125) 
ip_append_data (net/ipv4/ip_output.c:1371 net/ipv4/ip_output.c:1350) 
raw_sendmsg (net/ipv4/raw.c:651) 
__sys_sendto (net/socket.c:712 net/socket.c:727 net/socket.c:2180) 
__x64_sys_sendto (net/socket.c:2183) 
do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 


Finger prints:
kmem_cache_alloc_node_noprof:__alloc_skb:__ip_append_data:ip_append_data:raw_sendmsg