cred                     163KB        344KB
anon_vma_chain           116KB        208KB
anon_vma                 185KB        262KB
pid                      207KB        401KB
Acpi-Operand             251KB        360KB
Acpi-ParseExt             35KB         66KB
Acpi-Parse                43KB         79KB
Acpi-State                82KB        118KB
Acpi-Namespace            52KB         52KB
shared_policy_node         12KB         12KB
numa_policy               15KB         15KB
perf_event                62KB         62KB
trace_event_file         540KB        540KB
ftrace_event_field       1008KB       1008KB
pool_workqueue          2058KB       2208KB
task_group                46KB         46KB
maple_node               453KB       1096KB
mm_struct                419KB        561KB
vmap_area                316KB        522KB
debug_objects_cache       2417KB       6179KB
page->ptl                 76KB        126KB
kmalloc-cg-8k           2096KB       2336KB
kmalloc-cg-4k          15208KB      18656KB
kmalloc-cg-2k          10552KB      13152KB
kmalloc-cg-1k           2208KB       2848KB
kmalloc-cg-512          1294KB       1840KB
kmalloc-cg-256           564KB        680KB
kmalloc-cg-128           268KB        348KB
kmalloc-cg-64            136KB        192KB
kmalloc-cg-32             77KB        160KB
kmalloc-cg-16             32KB         56KB
kmalloc-cg-8              38KB         44KB
kmalloc-cg-192           108KB        124KB
kmalloc-cg-96            100KB        104KB
kmalloc-8k              6384KB       7008KB
kmalloc-4k             35952KB      36040KB
kmalloc-2k             11736KB      13664KB
kmalloc-1k             14580KB      14840KB
kmalloc-512             9382KB      10672KB
kmalloc-256            16511KB      16516KB
kmalloc-128             1080KB       1284KB
kmalloc-64              3016KB       3284KB
kmalloc-32              2012KB       3044KB
kmalloc-16               540KB        548KB
kmalloc-8                403KB        488KB
kmalloc-192             1699KB       1992KB
kmalloc-96              1641KB       2056KB
kmem_cache_node          216KB        220KB
kmem_cache               187KB        187KB
Out of memory and no killable processes...
Kernel panic - not syncing: System is deadlocked on memory
CPU: 0 UID: 0 PID: 5385 Comm: udevd Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
Call Trace:
 <TASK>
 __dump_stack lib/dump_stack.c:94 [inline]
 dump_stack_lvl+0x3d/0x1f0 lib/dump_stack.c:120
 vpanic+0x6e8/0x7a0 kernel/panic.c:430
 panic+0xca/0xd0 kernel/panic.c:566
 out_of_memory+0x16e4/0x1700 mm/oom_kill.c:1175
 __alloc_pages_may_oom mm/page_alloc.c:4025 [inline]
 __alloc_pages_slowpath mm/page_alloc.c:4835 [inline]
 __alloc_frozen_pages_noprof+0x1d53/0x23f0 mm/page_alloc.c:5161
 alloc_pages_mpol+0x1fb/0x550 mm/mempolicy.c:2416
 alloc_pages_noprof mm/mempolicy.c:2507 [inline]
 folio_alloc_noprof+0x20/0x2d0 mm/mempolicy.c:2517
 filemap_alloc_folio_noprof+0x3a1/0x470 mm/filemap.c:1007
 __filemap_get_folio+0x5e1/0xc30 mm/filemap.c:1981
 filemap_fault+0x661/0x2930 mm/filemap.c:3455
 __do_fault+0x10d/0x490 mm/memory.c:5152
 do_read_fault mm/memory.c:5573 [inline]
 do_fault mm/memory.c:5707 [inline]
 do_pte_missing+0xf50/0x3ba0 mm/memory.c:4234
 handle_pte_fault mm/memory.c:6052 [inline]
 __handle_mm_fault+0x152a/0x2a50 mm/memory.c:6195