======================================
| make[1]: Leaving directory '/home/virtme/testing-22/tools/testing/selftests/drivers/net/hw'
| 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
unreferenced object 0xffff88800922b3c0 (size 176):
comm "sh", pid 1738, jiffies 4294841834
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 622fdf73):
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) 
copy_creds (kernel/cred.c:312) 
copy_process (kernel/fork.c:2268 (discriminator 13)) 
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 0xffff88800c0d8da0 (size 32):
comm "softirq", pid 0, jiffies 4294848564
hex dump (first 32 bytes):
98 51 56 11 80 88 ff ff 90 de 85 a2 ff ff ff ff  .QV.............
c8 6c 85 05 80 88 ff ff cc cc cc cc cc cc cc cc  .l..............
backtrace (crc 1a07015f):
__kmalloc_cache_noprof (./include/linux/kmemleak.h:43 mm/slub.c:4119 mm/slub.c:4164 mm/slub.c:4320) 
kmem_cache_free (mm/slub.c:2306 mm/slub.c:4609 mm/slub.c:4711) 
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_softirq (kernel/time/timer.c:2427 kernel/time/timer.c:2418 kernel/time/timer.c:2435 kernel/time/timer.c:2445) 
handle_softirqs (kernel/softirq.c:561) 
run_ksoftirqd (kernel/softirq.c:418 kernel/softirq.c:951 kernel/softirq.c:942) 
smpboot_thread_fn (kernel/smpboot.c:164 (discriminator 3)) 
kthread (kernel/kthread.c:464) 
ret_from_fork (arch/x86/kernel/process.c:148) 
ret_from_fork_asm (arch/x86/entry/entry_64.S:257) 
| smpboot_thread_fn (kernel/smpboot.c:164 (discriminator 3)) 
| kthread (kernel/kthread.c:464) 
| ret_from_fork (arch/x86/kernel/process.c:148) 
| ret_from_fork_asm (arch/x86/entry/entry_64.S:257) 
| xx__-> echo scan > /sys/kernel/debug/kmemleak && cat /sys/kernel/debug/kmemleak
unreferenced object 0xffff88800922b3c0 (size 176):
comm "sh", pid 1738, jiffies 4294841834
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 622fdf73):
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) 
copy_creds (kernel/cred.c:312) 
copy_process (kernel/fork.c:2268 (discriminator 13)) 
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 0xffff88800c0d8da0 (size 32):
comm "softirq", pid 0, jiffies 4294848564
hex dump (first 32 bytes):
98 51 56 11 80 88 ff ff 90 de 85 a2 ff ff ff ff  .QV.............
c8 6c 85 05 80 88 ff ff cc cc cc cc cc cc cc cc  .l..............
backtrace (crc 1a07015f):
__kmalloc_cache_noprof (./include/linux/kmemleak.h:43 mm/slub.c:4119 mm/slub.c:4164 mm/slub.c:4320) 
kmem_cache_free (mm/slub.c:2306 mm/slub.c:4609 mm/slub.c:4711) 
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_softirq (kernel/time/timer.c:2427 kernel/time/timer.c:2418 kernel/time/timer.c:2435 kernel/time/timer.c:2445) 
handle_softirqs (kernel/softirq.c:561) 
run_ksoftirqd (kernel/softirq.c:418 kernel/softirq.c:951 kernel/softirq.c:942) 
smpboot_thread_fn (kernel/smpboot.c:164 (discriminator 3)) 
kthread (kernel/kthread.c:464) 
ret_from_fork (arch/x86/kernel/process.c:148) 


Finger prints:
kmem_cache_alloc_noprof:prepare_creds:copy_creds:copy_process:kernel_clone
smpboot_thread_fn:kthread:ret_from_fork:ret_from_fork_asm:kmem_cache_alloc_noprof