======================================
| make: Leaving directory '/home/virtme/testing/wt-3/tools/testing/selftests'
| xx__-> echo $?
| 0
| xx__-> [ 3178.913188][T14275] python3 invoked oom-killer: gfp_mask=0x140dca(GFP_HIGHUSER_MOVABLE|__GFP_ZERO|__GFP_COMP), order=0, oom_score_adj=0
[ 3178.914198][T14275] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 3178.914201][T14275] Call Trace:
[ 3178.914203][T14275]  <TASK>
[ 3178.914206][T14275]  dump_stack_lvl (lib/dump_stack.c:123)
[ 3178.914220][T14275]  dump_header (mm/oom_kill.c:74 mm/oom_kill.c:468)
[ 3178.914232][T14275]  oom_kill_process (mm/oom_kill.c:1047)
[ 3178.914237][T14275]  out_of_memory (mm/oom_kill.c:1186 (discriminator 4))
[ 3178.914242][T14275]  ? oom_killer_disable (mm/oom_kill.c:1119)
[ 3178.914254][T14275]  __alloc_pages_may_oom (mm/page_alloc.c:4061)
[ 3178.914262][T14275]  ? __alloc_pages_direct_compact (mm/page_alloc.c:3993)
[ 3178.914280][T14275]  __alloc_pages_slowpath.constprop.0 (mm/page_alloc.c:4871)
[ 3178.914294][T14275]  ? warn_alloc (mm/page_alloc.c:4631)
[ 3178.914309][T14275]  __alloc_frozen_pages_noprof (mm/page_alloc.c:5196)
[ 3178.914314][T14275]  ? __alloc_pages_slowpath.constprop.0 (mm/page_alloc.c:5149)
[ 3178.914335][T14275]  alloc_pages_mpol (mm/mempolicy.c:2418)
[ 3178.914341][T14275]  ? policy_nodemask (mm/mempolicy.c:2373)
[ 3178.914348][T14275]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[ 3178.914357][T14275]  vma_alloc_folio_noprof (mm/mempolicy.c:2435 mm/mempolicy.c:2470)
[ 3178.914363][T14275]  ? get_vma_policy (mm/mempolicy.c:2461)
[ 3178.914369][T14275]  ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:751)
[ 3178.914379][T14275]  do_anonymous_page (mm/memory.c:1189 mm/memory.c:5125 mm/memory.c:5182)
[ 3178.914387][T14275]  ? __lock_release (kernel/locking/lockdep.c:5536)
[ 3178.914397][T14275]  handle_pte_fault (mm/memory.c:6177)
[ 3178.914405][T14275]  ? do_pte_missing (mm/memory.c:6134)
[ 3178.914408][T14275]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[ 3178.914419][T14275]  __handle_mm_fault (mm/memory.c:6318)
[ 3178.914425][T14275]  ? __pmd_alloc (mm/memory.c:6229)
[ 3178.914441][T14275]  ? lock_vma_under_rcu (mm/mmap_lock.c:226)
[ 3178.914444][T14275]  ? lock_vma_under_rcu (mm/mmap_lock.c:259)
[ 3178.914453][T14275]  handle_mm_fault (mm/memory.c:6499)
[ 3178.914458][T14275]  ? __handle_mm_fault (mm/memory.c:6454)
[ 3178.914471][T14275]  do_user_addr_fault (arch/x86/mm/fault.c:1337)
[ 3178.914482][T14275]  ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:751)
[ 3178.914490][T14275]  exc_page_fault (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:151 arch/x86/mm/fault.c:1484 arch/x86/mm/fault.c:1532)
[ 3178.914497][T14275]  asm_exc_page_fault (./arch/x86/include/asm/idtentry.h:618)
[ 3178.914501][T14275] RIP: 0033:0x7fbbbb61ddc7
[ 3178.914506][T14275] Code: 44 00 00 48 89 da 48 2b 15 1e a6 29 00 4c 8b 5b 08 48 be ab aa aa aa aa aa aa aa 48 c1 fa 04 48 0f af d6 49 8d 8b 00 10 00 00 <41> c7 43 24 ff ff 00 00 41 89 53 20 48 89 4b 08 44 89 4b 10 45 85
All code
========
   0:	44 00 00             	add    %r8b,(%rax)
   3:	48 89 da             	mov    %rbx,%rdx
   6:	48 2b 15 1e a6 29 00 	sub    0x29a61e(%rip),%rdx        # 0x29a62b
   d:	4c 8b 5b 08          	mov    0x8(%rbx),%r11
  11:	48 be ab aa aa aa aa 	movabs $0xaaaaaaaaaaaaaaab,%rsi
  18:	aa aa aa 
  1b:	48 c1 fa 04          	sar    $0x4,%rdx
  1f:	48 0f af d6          	imul   %rsi,%rdx
  23:	49 8d 8b 00 10 00 00 	lea    0x1000(%r11),%rcx
  2a:*	41 c7 43 24 ff ff 00 	movl   $0xffff,0x24(%r11)		<-- trapping instruction
  31:	00 
  32:	41 89 53 20          	mov    %edx,0x20(%r11)
  36:	48 89 4b 08          	mov    %rcx,0x8(%rbx)
  3a:	44 89 4b 10          	mov    %r9d,0x10(%rbx)
  3e:	45                   	rex.RB
  3f:	85                   	.byte 0x85

Code starting with the faulting instruction
===========================================
   0:	41 c7 43 24 ff ff 00 	movl   $0xffff,0x24(%r11)
   7:	00 
   8:	41 89 53 20          	mov    %edx,0x20(%r11)
   c:	48 89 4b 08          	mov    %rcx,0x8(%rbx)
  10:	44 89 4b 10          	mov    %r9d,0x10(%rbx)
  14:	45                   	rex.RB
  15:	85                   	.byte 0x85
[ 3178.914509][T14275] RSP: 002b:00007ffd9f59d140 EFLAGS: 00010a07
[ 3178.914513][T14275] RAX: 0000000000000040 RBX: 00007fbb6ae48af0 RCX: 00007fbb59661000
[ 3178.914515][T14275] RDX: 000000000000143a RSI: aaaaaaaaaaaaaaab RDI: 0000000000000040
[ 3178.914519][T14275] RBP: 0000000000000003 R08: 00007fbbbb8b81c0 R09: 000000000000003f
[ 3178.914521][T14275] R10: 000000000000003f R11: 00007fbb59660000 R12: 00007fbb6ae48af0


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