======================================
| 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 0xffff888005e0b3e0 (size 32):
comm "bash", pid 1284, jiffies 4294838928
hex dump (first 32 bytes):
68 a5 6d 02 80 88 ff ff f0 bf e6 ad ff ff ff ff  h.m.............
c0 9f 34 0a 80 88 ff ff cc cc cc cc cc cc cc cc  ..4.............
backtrace (crc 64a1b460):
__kmalloc_cache_noprof (./include/linux/kmemleak.h:43 mm/slub.c:4142 mm/slub.c:4187 mm/slub.c:4344) 
kmem_cache_free (mm/slub.c:2329 mm/slub.c:4633 mm/slub.c:4735) 
fput_close_sync (fs/file_table.c:568) 
__x64_sys_close (fs/open.c:1584 fs/open.c:1566 fs/open.c:1566) 
do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 


Finger prints:
__kmalloc_cache_noprof:kmem_cache_free:fput_close_sync:__x64_sys_close:do_syscall_64