======================================
| make: Leaving directory '/home/virtme/testing-22/tools/testing/selftests'
| xx__-> echo $?
| 0
| xx__-> [  285.450849][ T1925] prefix.pl invoked oom-killer: gfp_mask=0x440dc0(GFP_KERNEL_ACCOUNT|__GFP_COMP|__GFP_ZERO), order=0, oom_score_adj=0
[  285.451619][ T1925] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  285.451624][ T1925] Call Trace:
[  285.451627][ T1925]  <TASK>
[ 285.451631][ T1925] dump_stack_lvl (lib/dump_stack.c:123) 
[ 285.451665][ T1925] dump_header (mm/oom_kill.c:74 mm/oom_kill.c:468) 
[ 285.451690][ T1925] oom_kill_process (mm/oom_kill.c:1041) 
[ 285.451697][ T1925] out_of_memory (mm/oom_kill.c:1180 (discriminator 4)) 
[ 285.451703][ T1925] ? __pfx_out_of_memory (mm/oom_kill.c:1113) 
[ 285.451717][ T1925] __alloc_pages_may_oom (mm/page_alloc.c:3645) 
[ 285.451728][ T1925] ? __pfx___alloc_pages_may_oom (mm/page_alloc.c:3577) 
[ 285.451749][ T1925] __alloc_pages_slowpath.constprop.0 (mm/page_alloc.c:4433) 
[ 285.451762][ T1925] ? get_page_from_freelist (mm/page_alloc.c:3235 mm/page_alloc.c:3430) 
[ 285.451767][ T1925] ? __pfx___alloc_pages_slowpath.constprop.0 (mm/page_alloc.c:4206) 
[ 285.451785][ T1925] __alloc_frozen_pages_noprof (mm/page_alloc.c:4753) 
[ 285.451790][ T1925] ? __pfx___alloc_frozen_pages_noprof (mm/page_alloc.c:4706) 
[ 285.451794][ T1925] ? mark_lock (kernel/locking/lockdep.c:4729 (discriminator 3)) 
[ 285.451814][ T1925] ? __lock_acquire (kernel/locking/lockdep.c:5228) 
[ 285.451827][ T1925] alloc_pages_mpol (mm/mempolicy.c:2272) 
[ 285.451838][ T1925] ? __pfx_alloc_pages_mpol (mm/mempolicy.c:2227) 
[ 285.451844][ T1925] ? __lock_release (kernel/locking/lockdep.c:5527) 
[ 285.451846][ T1925] ? mt_find (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 lib/maple_tree.c:6908) 
[ 285.451857][ T1925] alloc_pages_noprof (mm/mempolicy.c:2341 mm/mempolicy.c:2361) 
[ 285.451863][ T1925] __pud_alloc (./include/asm-generic/pgalloc.h:173 ./include/asm-generic/pgalloc.h:193 mm/memory.c:6429) 
[ 285.451876][ T1925] __handle_mm_fault (./include/linux/mm.h:2863 mm/memory.c:5960) 
[ 285.451882][ T1925] ? __pfx___handle_mm_fault (mm/memory.c:5940) 
[ 285.451885][ T1925] ? mt_find (lib/maple_tree.c:6909) 
[ 285.451911][ T1925] handle_mm_fault (mm/memory.c:6212) 
[ 285.451917][ T1925] ? __pfx_handle_mm_fault (mm/memory.c:6167) 
[ 285.451924][ T1925] ? down_read_trylock (kernel/locking/rwsem.c:1566 kernel/locking/rwsem.c:1561) 
[ 285.451934][ T1925] do_user_addr_fault (arch/x86/mm/fault.c:1390) 
[ 285.451961][ T1925] exc_page_fault (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:87 ./arch/x86/include/asm/irqflags.h:147 arch/x86/mm/fault.c:1488 arch/x86/mm/fault.c:1538) 
[ 285.451968][ T1925] asm_exc_page_fault (./arch/x86/include/asm/idtentry.h:623) 
[ 285.451977][ T1925] RIP: 0010:rep_stos_alternative (arch/x86/lib/clear_page_64.S:96) 
[ 285.451983][ T1925] Code: ff c7 48 ff c9 75 f6 c3 cc cc cc cc 48 89 07 48 83 c7 08 83 e9 08 74 ef 83 f9 08 73 ef eb de 66 66 2e 0f 1f 84 00 00 00 00 00 <48> 89 07 48 89 47 08 48 89 47 10 48 89 47 18 48 89 47 20 48 89 47
All code
========
   0:	ff c7                	inc    %edi
   2:	48 ff c9             	dec    %rcx
   5:	75 f6                	jne    0xfffffffffffffffd
   7:	c3                   	ret
   8:	cc                   	int3
   9:	cc                   	int3
   a:	cc                   	int3
   b:	cc                   	int3
   c:	48 89 07             	mov    %rax,(%rdi)
   f:	48 83 c7 08          	add    $0x8,%rdi
  13:	83 e9 08             	sub    $0x8,%ecx
  16:	74 ef                	je     0x7
  18:	83 f9 08             	cmp    $0x8,%ecx
  1b:	73 ef                	jae    0xc
  1d:	eb de                	jmp    0xfffffffffffffffd
  1f:	66 66 2e 0f 1f 84 00 	data16 cs nopw 0x0(%rax,%rax,1)
  26:	00 00 00 00 
  2a:*	48 89 07             	mov    %rax,(%rdi)		<-- trapping instruction
  2d:	48 89 47 08          	mov    %rax,0x8(%rdi)
  31:	48 89 47 10          	mov    %rax,0x10(%rdi)
  35:	48 89 47 18          	mov    %rax,0x18(%rdi)
  39:	48 89 47 20          	mov    %rax,0x20(%rdi)
  3d:	48                   	rex.W
  3e:	89                   	.byte 0x89
  3f:	47                   	rex.RXB

Code starting with the faulting instruction
===========================================
   0:	48 89 07             	mov    %rax,(%rdi)
   3:	48 89 47 08          	mov    %rax,0x8(%rdi)
   7:	48 89 47 10          	mov    %rax,0x10(%rdi)
   b:	48 89 47 18          	mov    %rax,0x18(%rdi)
   f:	48 89 47 20          	mov    %rax,0x20(%rdi)
  13:	48                   	rex.W
  14:	89                   	.byte 0x89
  15:	47                   	rex.RXB
[  285.451986][ T1925] RSP: 0018:ffffc90001977b48 EFLAGS: 00050202
[  285.451992][ T1925] RAX: 0000000000000000 RBX: ffff88800a694ca8 RCX: 0000000000000fb0
[  285.451995][ T1925] RDX: 0000000000000000 RSI: ffff8880010863a0 RDI: 00007f6adb2b5050
[  285.451997][ T1925] RBP: 0000000000000003 R08: ffffffff9cb925bb R09: fffffbfff40f1172
[  285.451998][ T1925] R10: ffffffffa0788b97 R11: ffff888034ae8040 R12: 00007f6adb2b5050
[  285.452000][ T1925] R13: 0000000000000fb0 R14: 00007f6adb2b5218 R15: ffff88800a694cc8
[ 285.452009][ T1925] ? __might_fault (mm/memory.c:6839 mm/memory.c:6832) 
[ 285.452021][ T1925] elf_load (./arch/x86/include/asm/smap.h:29 ./arch/x86/include/asm/uaccess_64.h:197 ./arch/x86/include/asm/uaccess_64.h:205 fs/binfmt_elf.c:125 fs/binfmt_elf.c:427) 
[ 285.452043][ T1925] load_elf_interp.constprop.0 (./include/linux/instrumented.h:68 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/thread_info.h:126 fs/binfmt_elf.c:685) 
[ 285.452059][ T1925] load_elf_binary (fs/binfmt_elf.c:1241) 
[ 285.452085][ T1925] ? __pfx_load_elf_binary (fs/binfmt_elf.c:826) 
[ 285.452091][ T1925] ? exec_binprm (fs/exec.c:1775 fs/exec.c:1807) 
[ 285.452104][ T1925] exec_binprm (fs/exec.c:1775 fs/exec.c:1807) 
[ 285.452116][ T1925] ? __pfx_exec_binprm (fs/exec.c:1791) 
[ 285.452123][ T1925] ? bprm_execve (fs/exec.c:1849 fs/exec.c:1835) 
[ 285.452133][ T1925] bprm_execve (fs/exec.c:1859 fs/exec.c:1835) 
[ 285.452139][ T1925] do_execveat_common.isra.0 (fs/exec.c:1966) 
[ 285.452150][ T1925] __x64_sys_execve (fs/exec.c:2111) 
[ 285.452156][ T1925] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) 
[ 285.452163][ T1925] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  285.452166][ T1925] RIP: 0033:0x7f823eed040b
[ 285.452176][ T1925] Code: Unable to access opcode bytes at 0x7f823eed03e1.

Code starting with the faulting instruction
===========================================
[  285.452178][ T1925] RSP: 002b:00007ffe8e2d36f8 EFLAGS: 00000246 ORIG_RAX: 000000000000003b
[  285.452181][ T1925] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f823eed040b
[  285.452183][ T1925] RDX: 0000562f13462450 RSI: 0000562f13460010 RDI: 0000562f1343d490
[  285.452184][ T1925] RBP: 0000562f1343d490 R08: 0000562f13463030 R09: 0000000000000000
[  285.452186][ T1925] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000ffffffff


Finger prints:
dump_header:oom_kill_process:out_of_memory:__alloc_pages_may_oom:__alloc_frozen_pages_noprof