======================================
| 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 0xffff88800aac96c0 (size 176):
comm "make", pid 1982, jiffies 4294946351
hex dump (first 32 bytes):
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 00  ................
backtrace (crc b49118d4):
kmem_cache_alloc_noprof (./include/linux/kmemleak.h:43 mm/slub.c:4155 mm/slub.c:4200 mm/slub.c:4207) 
prepare_creds (kernel/cred.c:212) 
prepare_exec_creds (kernel/cred.c:261) 
bprm_execve (fs/exec.c:1472 fs/exec.c:1842) 
do_execveat_common.isra.0 (fs/exec.c:1967) 
__x64_sys_execve (fs/exec.c:2112) 
do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
unreferenced object 0xffff888009306c40 (size 176):
comm "sh", pid 2006, jiffies 4294948205
hex dump (first 32 bytes):
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 00  ................
backtrace (crc c45a3b0b):
kmem_cache_alloc_noprof (./include/linux/kmemleak.h:43 mm/slub.c:4155 mm/slub.c:4200 mm/slub.c:4207) 
prepare_creds (kernel/cred.c:212) 
copy_creds (kernel/cred.c:312) 
copy_process (kernel/fork.c:2294 (discriminator 13)) 
kernel_clone (./include/linux/random.h:26 kernel/fork.c:2845) 
__do_sys_clone (kernel/fork.c:2976) 
do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
unreferenced object 0xffff888009306dc0 (size 176):
comm "sh", pid 2008, jiffies 4294948323
hex dump (first 32 bytes):
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 00  ................
backtrace (crc d9bad4fb):
kmem_cache_alloc_noprof (./include/linux/kmemleak.h:43 mm/slub.c:4155 mm/slub.c:4200 mm/slub.c:4207) 
prepare_creds (kernel/cred.c:212) 
copy_creds (kernel/cred.c:312) 
copy_process (kernel/fork.c:2294 (discriminator 13)) 
kernel_clone (./include/linux/random.h:26 kernel/fork.c:2845) 
__do_sys_clone (kernel/fork.c:2976) 
do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
unreferenced object 0xffff888008e756c0 (size 176):
comm "sh", pid 2012, jiffies 4294948331
hex dump (first 32 bytes):
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 00  ................
backtrace (crc 35eb5222):
kmem_cache_alloc_noprof (./include/linux/kmemleak.h:43 mm/slub.c:4155 mm/slub.c:4200 mm/slub.c:4207) 
prepare_creds (kernel/cred.c:212) 
prepare_exec_creds (kernel/cred.c:261) 
bprm_execve (fs/exec.c:1472 fs/exec.c:1842) 
do_execveat_common.isra.0 (fs/exec.c:1967) 
__x64_sys_execve (fs/exec.c:2112) 
do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
unreferenced object 0xffff8880095a86e0 (size 32):
comm "softirq", pid 0, jiffies 4294950952
hex dump (first 32 bytes):
48 6a b5 12 80 88 ff ff 80 76 a9 8b ff ff ff ff  Hj.......v......
f8 2f 67 0d 80 88 ff ff cc cc cc cc cc cc cc cc  ./g.............
backtrace (crc 9445c887):
__kmalloc_cache_noprof (./include/linux/kmemleak.h:43 mm/slub.c:4155 mm/slub.c:4200 mm/slub.c:4357) 
kmem_cache_free (mm/slub.c:2342 mm/slub.c:4646 mm/slub.c:4748) 
inet_twsk_free (net/ipv4/inet_timewait_sock.c:79) 
call_timer_fn (kernel/time/timer.c:1789) 
__run_timers (kernel/time/timer.c:1841 kernel/time/timer.c:2414) 
run_timer_base (kernel/time/timer.c:2427 kernel/time/timer.c:2418 kernel/time/timer.c:2435) 
run_timer_softirq (kernel/time/timer.c:2446) 
handle_softirqs (kernel/softirq.c:579) 
run_ksoftirqd (kernel/softirq.c:436 kernel/softirq.c:969 kernel/softirq.c:960) 
smpboot_thread_fn (kernel/smpboot.c:164 (discriminator 3)) 
kthread (kernel/kthread.c:464) 
ret_from_fork (arch/x86/kernel/process.c:153) 


Finger prints:
kmem_cache_alloc_noprof:prepare_creds:prepare_exec_creds:bprm_execve:__x64_sys_execve