======================================
| [  919.904071][ T3188] TCP: Found non-dmabuf skb with net_iov
| [  919.904530][ T3188] TCP: Found non-dmabuf skb with net_iov
| [  919.904911][ T3188] TCP: Found non-dmabuf skb with net_iov
| [  923.687032][ T3177] python3 invoked oom-killer: gfp_mask=0x140cca(GFP_HIGHUSER_MOVABLE|__GFP_COMP), order=0, oom_score_adj=0
[  923.688911][ T3177] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[  923.688915][ T3177] Call Trace:
[  923.688918][ T3177]  <TASK>
[ 923.688922][ T3177] dump_stack_lvl (lib/dump_stack.c:123) 
[ 923.688937][ T3177] dump_header (mm/oom_kill.c:74 mm/oom_kill.c:468) 
[ 923.688956][ T3177] oom_kill_process (mm/oom_kill.c:1041) 
[ 923.688967][ T3177] out_of_memory (mm/oom_kill.c:1180 (discriminator 4)) 
[ 923.688977][ T3177] ? oom_killer_disable (mm/oom_kill.c:1113) 
[ 923.688997][ T3177] __alloc_pages_may_oom (mm/page_alloc.c:4026) 
[ 923.689006][ T3177] ? __alloc_pages_direct_compact (mm/page_alloc.c:3958) 
[ 923.689039][ T3177] __alloc_pages_slowpath.constprop.0 (mm/page_alloc.c:4836) 
[ 923.689065][ T3177] ? warn_alloc (mm/page_alloc.c:4596) 
[ 923.689091][ T3177] __alloc_frozen_pages_noprof (mm/page_alloc.c:5161) 
[ 923.689099][ T3177] ? __alloc_pages_slowpath.constprop.0 (mm/page_alloc.c:5114) 
[ 923.689113][ T3177] ? find_held_lock (kernel/locking/lockdep.c:5350) 
[ 923.689127][ T3177] ? __lock_release (kernel/locking/lockdep.c:5536) 
[ 923.689141][ T3177] ? filemap_get_entry (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 mm/filemap.c:1889) 
[ 923.689155][ T3177] alloc_pages_mpol (mm/mempolicy.c:2418) 
[ 923.689165][ T3177] ? policy_nodemask (mm/mempolicy.c:2373) 
[ 923.689178][ T3177] ? down_read (./arch/x86/include/asm/preempt.h:104 kernel/locking/rwsem.c:1268 kernel/locking/rwsem.c:1274 kernel/locking/rwsem.c:1539) 
[ 923.689191][ T3177] folio_alloc_noprof (mm/mempolicy.c:2507 mm/mempolicy.c:2517) 
[ 923.689199][ T3177] __filemap_get_folio (mm/filemap.c:1981) 
[ 923.689214][ T3177] filemap_fault (mm/filemap.c:3455) 
[ 923.689230][ T3177] ? folio_seek_hole_data (mm/filemap.c:3734) 
[ 923.689239][ T3177] ? read_cache_page_gfp (mm/filemap.c:3404) 
[ 923.689245][ T3177] ? find_held_lock (kernel/locking/lockdep.c:5350) 
[ 923.689253][ T3177] ? do_fault_around (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 mm/memory.c:5534) 
[ 923.689258][ T3177] ? __lock_release (kernel/locking/lockdep.c:5536) 
[ 923.689269][ T3177] ? do_fault_around (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 mm/memory.c:5534) 
[ 923.689281][ T3177] __do_fault (mm/memory.c:5152) 
[ 923.689290][ T3177] do_pte_missing (mm/memory.c:5573 mm/memory.c:5707 mm/memory.c:4234) 
[ 923.689303][ T3177] handle_pte_fault (mm/memory.c:6052) 
[ 923.689313][ T3177] ? do_pte_missing (mm/memory.c:6009) 
[ 923.689316][ T3177] ? __lock_acquire (kernel/locking/lockdep.c:5237) 
[ 923.689337][ T3177] __handle_mm_fault (mm/memory.c:6195) 
[ 923.689345][ T3177] ? __pmd_alloc (mm/memory.c:6104) 
[ 923.689371][ T3177] ? lock_vma_under_rcu (./include/linux/rcupdate.h:874 mm/mmap_lock.c:170) 
[ 923.689389][ T3177] handle_mm_fault (mm/memory.c:6376) 
[ 923.689398][ T3177] ? __handle_mm_fault (mm/memory.c:6331) 
[ 923.689405][ T3177] ? 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) 
[ 923.689411][ T3177] ? __lock_release (kernel/locking/lockdep.c:5536) 
[ 923.689431][ T3177] do_user_addr_fault (arch/x86/mm/fault.c:1337) 
[ 923.689446][ T3177] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:751) 
[ 923.689458][ T3177] 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) 
[ 923.689468][ T3177] asm_exc_page_fault (./arch/x86/include/asm/idtentry.h:623) 
[  923.689474][ T3177] RIP: 0033:0x7ff3a1fb18a0
[ 923.689485][ T3177] Code: Unable to access opcode bytes at 0x7ff3a1fb1876.

Code starting with the faulting instruction
===========================================
[  923.689488][ T3177] RSP: 002b:00007fffc0f12e28 EFLAGS: 00010246
[  923.689493][ T3177] RAX: 000000000000006c RBX: 00007ff3938b1440 RCX: 0000000000000000
[  923.689496][ T3177] RDX: 00007ff3a20f52c0 RSI: 00007ff3a212ede2 RDI: 00007ff3944ea930
[  923.689499][ T3177] RBP: 00005619837ca060 R08: 000000000000000f R09: 0000000000000000
[  923.689501][ T3177] R10: 0000000000000000 R11: 000000000000000f R12: 0000000000000000


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