======================================
| 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 0xffff88800ded0040 (size 8520):
comm "sh", pid 1206, jiffies 4294799050
hex dump (first 32 bytes):
02 40 00 00 00 00 00 00 00 00 00 00 00 00 00 00  .@..............
00 00 00 00 01 00 00 00 80 00 00 00 00 00 00 00  ................
backtrace (crc 16f3bd20):
kmem_cache_alloc_node_noprof (./include/linux/kmemleak.h:43 mm/slub.c:4119 mm/slub.c:4164 mm/slub.c:4216) 
dup_task_struct (kernel/fork.c:180 kernel/fork.c:1119) 
copy_process (kernel/fork.c:2233) 
kernel_clone (./include/linux/random.h:26 kernel/fork.c:2816) 
__do_sys_clone (kernel/fork.c:2947) 
do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) 
entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
unreferenced object 0xffff8880026e0dc0 (size 1528):
comm "sh", pid 1206, jiffies 4294799050
hex dump (first 32 bytes):
01 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
d0 0d 6e 02 80 88 ff ff d0 0d 6e 02 80 88 ff ff  ..n.......n.....
backtrace (crc e2858f6d):
kmem_cache_alloc_noprof (./include/linux/kmemleak.h:43 mm/slub.c:4119 mm/slub.c:4164 mm/slub.c:4171) 
copy_signal (kernel/fork.c:1871 (discriminator 2)) 
copy_process (kernel/fork.c:2400) 
kernel_clone (./include/linux/random.h:26 kernel/fork.c:2816) 
__do_sys_clone (kernel/fork.c:2947) 
do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) 
entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
unreferenced object 0xffff888005204580 (size 264):
comm "sh", pid 1206, jiffies 4294799054
hex dump (first 32 bytes):
01 00 00 00 00 00 00 00 00 00 00 00 ad 4e ad de  .............N..
ff ff ff ff 6b 6b 6b 6b ff ff ff ff ff ff ff ff  ....kkkk........
backtrace (crc 44f1bd98):
kmem_cache_alloc_noprof (./include/linux/kmemleak.h:43 mm/slub.c:4119 mm/slub.c:4164 mm/slub.c:4171) 
alloc_pid (kernel/pid.c:184 (discriminator 2)) 
copy_process (kernel/fork.c:2421) 
kernel_clone (./include/linux/random.h:26 kernel/fork.c:2816) 
__do_sys_clone (kernel/fork.c:2947) 
do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) 
entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
unreferenced object 0xffff888009a9c340 (size 176):
comm "sh", pid 1208, jiffies 4294799055
hex dump (first 32 bytes):
02 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 f9b35a74):
kmem_cache_alloc_noprof (./include/linux/kmemleak.h:43 mm/slub.c:4119 mm/slub.c:4164 mm/slub.c:4171) 
prepare_creds (kernel/cred.c:212) 
prepare_exec_creds (kernel/cred.c:261) 
bprm_execve (fs/exec.c:1475 fs/exec.c:1839) 
do_execveat_common.isra.0 (fs/exec.c:1966) 
__x64_sys_execve (fs/exec.c:2111) 
do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) 


Finger prints:
kmem_cache_alloc_node_noprof:dup_task_struct:copy_process:kernel_clone:__do_sys_clone