======================================
| [  907.778169][ T3812] TCP: Found non-dmabuf skb with net_iov
| [  907.778425][ T3812] TCP: Found non-dmabuf skb with net_iov
| [  907.778680][ T3812] TCP: Found non-dmabuf skb with net_iov
| [  912.750640][ T3801] python3 invoked oom-killer: gfp_mask=0x140cca(GFP_HIGHUSER_MOVABLE|__GFP_COMP), order=0, oom_score_adj=0
[  912.751889][ T3801] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[  912.751892][ T3801] Call Trace:
[  912.751894][ T3801]  <TASK>
[  912.751897][ T3801]  dump_stack_lvl (lib/dump_stack.c:123)
[  912.751907][ T3801]  dump_header (mm/oom_kill.c:74 mm/oom_kill.c:468)
[  912.751918][ T3801]  oom_kill_process (mm/oom_kill.c:1047)
[  912.751925][ T3801]  out_of_memory (mm/oom_kill.c:1186 (discriminator 4))
[  912.751931][ T3801]  ? oom_killer_disable (mm/oom_kill.c:1119)
[  912.751943][ T3801]  __alloc_pages_may_oom (mm/page_alloc.c:4056)
[  912.751949][ T3801]  ? __alloc_pages_direct_compact (mm/page_alloc.c:3988)
[  912.751967][ T3801]  __alloc_pages_slowpath.constprop.0 (mm/page_alloc.c:4866)
[  912.751979][ T3801]  ? warn_alloc (mm/page_alloc.c:4626)
[  912.751997][ T3801]  __alloc_frozen_pages_noprof (mm/page_alloc.c:5196)
[  912.752001][ T3801]  ? __alloc_pages_slowpath.constprop.0 (mm/page_alloc.c:5149)
[  912.752008][ T3801]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  912.752016][ T3801]  ? __lock_release (kernel/locking/lockdep.c:5536)
[  912.752022][ T3801]  ? filemap_get_entry (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:897 mm/filemap.c:1907)
[  912.752030][ T3801]  alloc_pages_mpol (mm/mempolicy.c:2418)
[  912.752037][ T3801]  ? policy_nodemask (mm/mempolicy.c:2373)
[  912.752045][ T3801]  ? down_read (./arch/x86/include/asm/preempt.h:104 kernel/locking/rwsem.c:1268 kernel/locking/rwsem.c:1274 kernel/locking/rwsem.c:1539)
[  912.752052][ T3801]  folio_alloc_noprof (mm/mempolicy.c:2507 mm/mempolicy.c:2517)
[  912.752057][ T3801]  __filemap_get_folio (mm/filemap.c:1999)
[  912.752066][ T3801]  filemap_fault (mm/filemap.c:3544)
[  912.752076][ T3801]  ? read_cache_page_gfp (mm/filemap.c:3493)
[  912.752088][ T3801]  ? do_fault_around (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:897 mm/memory.c:5677)
[  912.752097][ T3801]  __do_fault (mm/memory.c:5281)
[  912.752103][ T3801]  do_read_fault (mm/memory.c:5716)
[  912.752109][ T3801]  do_pte_missing (mm/memory.c:5850 mm/memory.c:4362)
[  912.752118][ T3801]  handle_pte_fault (mm/memory.c:6234)
[  912.752125][ T3801]  ? do_pte_missing (mm/memory.c:6191)
[  912.752130][ T3801]  ? pgd_bad (./arch/x86/include/asm/pgtable.h:1156)
[  912.752139][ T3801]  __handle_mm_fault (mm/memory.c:6366)
[  912.752144][ T3801]  ? __pmd_alloc (mm/memory.c:6274)
[  912.752160][ T3801]  ? lock_vma_under_rcu (mm/mmap_lock.c:260)
[  912.752168][ T3801]  handle_mm_fault (mm/memory.c:6547)
[  912.752173][ T3801]  ? __handle_mm_fault (mm/memory.c:6502)
[  912.752186][ T3801]  do_user_addr_fault (arch/x86/mm/fault.c:1337)
[  912.752195][ T3801]  ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:751)
[  912.752203][ T3801]  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)
[  912.752209][ T3801]  asm_exc_page_fault (./arch/x86/include/asm/idtentry.h:618)
[  912.752213][ T3801] RIP: 0033:0x7fadc13bc24a
[  912.752221][ T3801] Code: Unable to access opcode bytes at 0x7fadc13bc220.

Code starting with the faulting instruction
===========================================
[  912.752223][ T3801] RSP: 002b:00007ffe80620320 EFLAGS: 00010246
[  912.752226][ T3801] RAX: 00007fadc16176e0 RBX: 00007fadb2da5440 RCX: 0000000000000002
[  912.752228][ T3801] RDX: 00007fadb2da55f0 RSI: 00007fadb39e3a40 RDI: 00007fadb39e3a40
[  912.752230][ T3801] RBP: 000055f012b38060 R08: 00007fadb2e6a000 R09: 00007fadc1600f60
[  912.752231][ T3801] R10: 00007fadc16176e0 R11: 000055f012b38060 R12: 00007fadb2da55f0


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