======================================
| make: Leaving directory '/home/virtme/testing/wt-12/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 0xffff888005672680 (size 3040):
comm "softirq", pid 0, jiffies 4297176197
hex dump (first 32 bytes):
0a 00 01 02 0a 00 01 01 00 00 00 00 e9 d4 89 27  ...............'
0a 00 07 41 00 00 00 00 00 00 00 00 00 00 00 00  ...A............
backtrace (crc aa69e7ac):
kmem_cache_alloc_noprof (mm/slub.c:4977 mm/slub.c:5288 mm/slub.c:5295)
sk_prot_alloc.constprop.0 (net/core/sock.c:2239)
sk_clone (net/core/sock.c:2481)
mptcp_sk_clone_init (./include/net/sock.h:1836 net/mptcp/protocol.c:3472)
subflow_syn_recv_sock (net/mptcp/subflow.c:883)
tcp_check_req (net/ipv4/tcp_minisocks.c:912)
tcp_v4_rcv (net/ipv4/tcp_ipv4.c:2250)
ip_protocol_deliver_rcu (net/ipv4/ip_input.c:207)
ip_local_deliver_finish (./include/linux/rcupdate.h:895 net/ipv4/ip_input.c:242)
ip_local_deliver (./include/linux/netfilter.h:318 ./include/linux/netfilter.h:312 net/ipv4/ip_input.c:262)
ip_rcv (./include/linux/netfilter.h:318 ./include/linux/netfilter.h:312 net/ipv4/ip_input.c:573)
__netif_receive_skb_one_core (net/core/dev.c:6126)
process_backlog (./include/linux/rcupdate.h:895 net/core/dev.c:6599)
__napi_poll.constprop.0 (net/core/dev.c:7663)
net_rx_action (net/core/dev.c:7725 net/core/dev.c:7877)


Finger prints:
kmem_cache_alloc_noprof:sk_clone:mptcp_sk_clone_init:subflow_syn_recv_sock:tcp_check_req