======================================
| 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
| xx__-> echo scan > /sys/kernel/debug/kmemleak && cat /sys/kernel/debug/kmemleak
unreferenced object 0xffff88801253b200 (size 512):
comm "softirq", pid 0, jiffies 4295742272
hex dump (first 32 bytes):
00 00 00 00 00 00 00 00 80 ac 84 a6 ff ff ff ff  ................
81 80 59 a5 ff ff ff ff 00 00 00 00 00 00 00 00  ..Y.............
backtrace (crc 5544030f):
__kmalloc_noprof (./include/linux/kmemleak.h:44 mm/slub.c:4152 mm/slub.c:4197 mm/slub.c:4327 mm/slub.c:4340) 
metadata_dst_alloc (./include/linux/slab.h:909 net/core/dst.c:297) 
erspan_rcv (./include/net/dst_metadata.h:143 ./include/net/dst_metadata.h:207 ./include/net/dst_metadata.h:224 net/ipv4/ip_gre.c:328) ip_gre 
gre_rcv (net/ipv4/ip_gre.c:458) ip_gre 
gre_rcv (net/ipv4/gre_demux.c:163) gre 
ip_protocol_deliver_rcu (net/ipv4/ip_input.c:205 (discriminator 5)) 
ip_local_deliver_finish (./include/linux/rcupdate.h:869 net/ipv4/ip_input.c:240) 
ip_local_deliver (./include/linux/netfilter.h:317 ./include/linux/netfilter.h:311 net/ipv4/ip_input.c:260) 
ip_rcv (./include/net/dst.h:471 net/ipv4/ip_input.c:454 ./include/linux/netfilter.h:317 ./include/linux/netfilter.h:311 net/ipv4/ip_input.c:574) 
__netif_receive_skb_one_core (net/core/dev.c:5997 (discriminator 4)) 
process_backlog (./include/linux/rcupdate.h:869 net/core/dev.c:6463) 
__napi_poll.constprop.0 (net/core/dev.c:7500) 
net_rx_action (net/core/dev.c:7563 net/core/dev.c:7690) 
handle_softirqs (kernel/softirq.c:579) 
do_softirq (kernel/softirq.c:480 kernel/softirq.c:467) 
__local_bh_enable_ip (kernel/softirq.c:407) 
unreferenced object 0xffff888008e03800 (size 512):
comm "softirq", pid 0, jiffies 4295742337
hex dump (first 32 bytes):
00 00 00 00 00 00 00 00 80 ac 84 a6
DETECTED CRASH, lowering timeout
ff ff ff ff  ................
81 80 59 a5 ff ff ff ff 00 00 00 00 00 00 00 00  ..Y.............
backtrace (crc 7e2e5b21):
__kmalloc_noprof (./include/linux/kmemleak.h:44 mm/slub.c:4152 mm/slub.c:4197 mm/slub.c:4327 mm/slub.c:4340) 
metadata_dst_alloc (./include/linux/slab.h:909 net/core/dst.c:297) 
erspan_rcv (./include/net/dst_metadata.h:143 ./include/net/dst_metadata.h:207 ./include/net/dst_metadata.h:224 net/ipv4/ip_gre.c:328) ip_gre 
gre_rcv (net/ipv4/ip_gre.c:458) ip_gre 
gre_rcv (net/ipv4/gre_demux.c:163) gre 
ip_protocol_deliver_rcu (net/ipv4/ip_input.c:205 (discriminator 5)) 
ip_local_deliver_finish (./include/linux/rcupdate.h:869 net/ipv4/ip_input.c:240) 
ip_local_deliver (./include/linux/netfilter.h:317 ./include/linux/netfilter.h:311 net/ipv4/ip_input.c:260) 
ip_rcv (./include/net/dst.h:471 net/ipv4/ip_input.c:454 ./include/linux/netfilter.h:317 ./include/linux/netfilter.h:311 net/ipv4/ip_input.c:574) 
__netif_receive_skb_one_core (net/core/dev.c:5997 (discriminator 4)) 
process_backlog (./include/linux/rcupdate.h:869 net/core/dev.c:6463) 
__napi_poll.constprop.0 (net/core/dev.c:7500) 
net_rx_action (net/core/dev.c:7563 net/core/dev.c:7690) 
handle_softirqs (kernel/softirq.c:579) 
do_softirq (kernel/softirq.c:480 kernel/softirq.c:467) 
__local_bh_enable_ip (kernel/softirq.c:407) 
unreferenced object 0xffff88800a9c4400 (size 512):
comm "softirq", pid 0, jiffies 4295743040
hex dump (first 32 bytes):
00 00 00 00 00 00 00 00 80 ac 84 a6 ff ff ff ff  ................
81 80 59 a5 ff ff ff ff 00 00 00 00 00 00 00 00  ..Y.............
backtrace (crc e749f4f7):
__kmalloc_noprof (./include/linux/kmemleak.h:44 mm/slub.c:4152 mm/slub.c:4197 mm/slub.c:4327 mm/slub.c:4340) 
metadata_dst_alloc (./include/linux/slab.h:909 net/core/dst.c:297) 
erspan_rcv (./include/net/dst_metadata.h:143 ./include/net/dst_metadata.h:207 ./include/net/dst_metadata.h:224 net/ipv4/ip_gre.c:328) ip_gre 
gre_rcv (net/ipv4/ip_gre.c:458) ip_gre 
gre_rcv (net/ipv4/gre_demux.c:163) gre 
ip_protocol_deliver_rcu (net/ipv4/ip_input.c:205 (discriminator 5)) 
ip_local_deliver_finish (./include/linux/rcupdate.h:869 net/ipv4/ip_input.c:240) 
ip_local_deliver (./include/linux/netfilter.h:317 ./include/linux/netfilter.h:311 net/ipv4/ip_input.c:260) 
ip_rcv (./include/net/dst.h:471 net/ipv4/ip_input.c:454 ./include/linux/netfilter.h:317 ./include/linux/netfilter.h:311 net/ipv4/ip_input.c:574) 
__netif_receive_skb_one_core (net/core/dev.c:5997 (discriminator 4)) 
process_backlog (./include/linux/rcupdate.h:869 net/core/dev.c:6463) 
__napi_poll.constprop.0 (net/core/dev.c:7500) 
net_rx_action (net/core/dev.c:7563 net/core/dev.c:7690) 
handle_softirqs (kernel/softirq.c:579) 
do_softirq (kernel/softirq.c:480 kernel/softirq.c:467) 
__local_bh_enable_ip (kernel/softirq.c:407) 
unreferenced object 0xffff88800a9c1400 (size 512):
comm "softirq", pid 0, jiffies 4295743041
hex dump (first 32 bytes):
00 00 00 00 00 00 00 00 80 ac 84 a6 ff ff ff ff  ................
81 80 59 a5 ff ff ff ff 00 00 00 00 00 00 00 00  ..Y.............
backtrace (crc 641da90a):
__kmalloc_noprof (./include/linux/kmemleak.h:44 mm/slub.c:4152 mm/slub.c:4197 mm/slub.c:4327 mm/slub.c:4340) 
metadata_dst_alloc (./include/linux/slab.h:909 net/core/dst.c:297) 
erspan_rcv (./include/net/dst_metadata.h:143 ./include/net/dst_metadata.h:207 ./include/net/dst_metadata.h:224 net/ipv4/ip_gre.c:328) ip_gre 
gre_rcv (net/ipv4/ip_gre.c:458) ip_gre 
gre_rcv (net/ipv4/gre_demux.c:163) gre 
ip_protocol_deliver_rcu (net/ipv4/ip_input.c:205 (discriminator 5)) 
ip_local_deliver_finish (./include/linux/rcupdate.h:869 net/ipv4/ip_input.c:240) 
ip_local_deliver (./include/linux/netfilter.h:317 ./include/linux/netfilter.h:311 net/ipv4/ip_input.c:260) 
ip_rcv (./include/net/dst.h:471 net/ipv4/ip_input.c:454 ./include/linux/netfilter.h:317 ./include/linux/netfilter.h:311 net/ipv4/ip_input.c:574) 
__netif_receive_skb_one_core (net/core/dev.c:5997 (discriminator 4)) 
process_backlog (./include/linux/rcupdate.h:869 net/core/dev.c:6463) 
__napi_poll.constprop.0 (net/core/dev.c:7500) 
net_rx_action (net/core/dev.c:7563 net/core/dev.c:7690) 
handle_softirqs (kernel/softirq.c:579) 
do_softirq (kernel/softirq.c:480 kernel/softirq.c:467) 


Finger prints:
__kmalloc_noprof:metadata_dst_alloc:erspan_rcv:gre_rcv:gre_rcv