======================================
| make: Leaving directory '/home/virtme/testing-22/tools/testing/selftests'
| xx__-> echo $?
| 0
| xx__-> [  219.168765][ T1904] iperf3 invoked oom-killer: gfp_mask=0x140cca(GFP_HIGHUSER_MOVABLE|__GFP_COMP), order=0, oom_score_adj=0
[  219.169857][ T1904] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  219.169860][ T1904] Call Trace:
[  219.169863][ T1904]  <TASK>
[ 219.169866][ T1904] dump_stack_lvl (lib/dump_stack.c:123) 
[ 219.169879][ T1904] dump_header (mm/oom_kill.c:74 mm/oom_kill.c:468) 
[ 219.169892][ T1904] oom_kill_process (mm/oom_kill.c:1041) 
[ 219.169898][ T1904] out_of_memory (mm/oom_kill.c:1180 (discriminator 4)) 
[ 219.169904][ T1904] ? __pfx_out_of_memory (mm/oom_kill.c:1113) 
[ 219.169918][ T1904] __alloc_pages_may_oom (mm/page_alloc.c:3645) 
[ 219.169926][ T1904] ? __pfx___alloc_pages_may_oom (mm/page_alloc.c:3577) 
[ 219.169946][ T1904] __alloc_pages_slowpath.constprop.0 (mm/page_alloc.c:4432) 
[ 219.169959][ T1904] ? get_page_from_freelist (mm/page_alloc.c:3235 mm/page_alloc.c:3430) 
[ 219.169964][ T1904] ? __pfx___alloc_pages_slowpath.constprop.0 (mm/page_alloc.c:4206) 
[ 219.169981][ T1904] __alloc_frozen_pages_noprof (mm/page_alloc.c:4752) 
[ 219.169987][ T1904] ? __pfx___alloc_frozen_pages_noprof (mm/page_alloc.c:4705) 
[ 219.169989][ T1904] ? __pfx___lock_release (kernel/locking/lockdep.c:5503) 
[ 219.170006][ T1904] ? filemap_get_entry (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 mm/filemap.c:1878) 
[ 219.170018][ T1904] alloc_pages_mpol (mm/mempolicy.c:2272) 
[ 219.170026][ T1904] ? __pfx_alloc_pages_mpol (mm/mempolicy.c:2227) 
[ 219.170037][ T1904] ? down_read (kernel/locking/rwsem.c:1247 kernel/locking/rwsem.c:1261 kernel/locking/rwsem.c:1526) 
[ 219.170048][ T1904] folio_alloc_noprof (mm/mempolicy.c:2361 mm/mempolicy.c:2371) 
[ 219.170053][ T1904] __filemap_get_folio (mm/filemap.c:1970) 
[ 219.170062][ T1904] filemap_fault (mm/filemap.c:3457) 
[ 219.170070][ T1904] ? do_fault_around (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 mm/memory.c:5364) 
[ 219.170077][ T1904] ? __pfx___lock_release (kernel/locking/lockdep.c:5503) 
[ 219.170082][ T1904] ? __pfx_filemap_fault (mm/filemap.c:3406) 
[ 219.170093][ T1904] ? do_fault_around (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 mm/memory.c:5364) 
[ 219.170097][ T1904] ? __pfx_filemap_map_pages (mm/filemap.c:3767) 
[ 219.170106][ T1904] __do_fault (mm/memory.c:4988) 
[ 219.170113][ T1904] do_pte_missing (mm/memory.c:5403 mm/memory.c:5537 mm/memory.c:4058) 
[ 219.170117][ T1904] ? handle_pte_fault (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 ./include/linux/pgtable.h:136 mm/memory.c:5894) 
[ 219.170126][ T1904] handle_pte_fault (mm/memory.c:5900) 
[ 219.170134][ T1904] ? __pfx_handle_pte_fault (mm/memory.c:5857) 
[ 219.170148][ T1904] __handle_mm_fault (mm/memory.c:6043) 
[ 219.170154][ T1904] ? __pfx___handle_mm_fault (mm/memory.c:5952) 
[ 219.170174][ T1904] ? __pfx_lock_vma_under_rcu (mm/memory.c:6368) 
[ 219.170183][ T1904] handle_mm_fault (mm/memory.c:6224) 
[ 219.170188][ T1904] ? __pfx_handle_mm_fault (mm/memory.c:6179) 
[ 219.170194][ T1904] ? __pfx___rseq_handle_notify_resume (kernel/rseq.c:403) 
[ 219.170208][ T1904] do_user_addr_fault (arch/x86/mm/fault.c:1337) 
[ 219.170225][ T1904] 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) 
[ 219.170233][ T1904] asm_exc_page_fault (./arch/x86/include/asm/idtentry.h:623) 
[  219.170239][ T1904] RIP: 0033:0x7fed2ec43a20
[ 219.170248][ T1904] Code: Unable to access opcode bytes at 0x7fed2ec439f6.

Code starting with the faulting instruction
===========================================
[  219.170250][ T1904] RSP: 002b:00007fed2d23ad50 EFLAGS: 00010206
[  219.170254][ T1904] RAX: 000000000000fb04 RBX: 0000000000018968 RCX: 00007fed2eb5ab0c
[  219.170256][ T1904] RDX: 0000000000018968 RSI: 00007fed2e3e5698 RDI: 0000000000000002
[  219.170258][ T1904] RBP: 00007fed2e3e5698 R08: 0000000000000002 R09: 00007ffeb332230f
[  219.170260][ T1904] R10: 0000000000000008 R11: 0000000000000246 R12: 0000000000020000


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