cred                     160KB        364KB
anon_vma_chain           186KB        259KB
anon_vma                 215KB        318KB
pid                      244KB        480KB
Acpi-Operand             239KB        348KB
Acpi-ParseExt             59KB         82KB
Acpi-Parse                90KB        130KB
Acpi-State                43KB         78KB
Acpi-Namespace            56KB         56KB
shared_policy_node         12KB         12KB
numa_policy               15KB         15KB
perf_event                31KB         31KB
trace_event_file         540KB        540KB
ftrace_event_field       1008KB       1008KB
pool_workqueue          2035KB       2148KB
maple_node               414KB       1112KB
task_group                61KB         61KB
mm_struct                454KB        561KB
vmap_area                324KB        641KB
debug_objects_cache       4127KB       4654KB
page->ptl                 86KB        133KB
kmalloc-cg-8k           2368KB       2528KB
kmalloc-cg-4k          16912KB      19328KB
kmalloc-cg-2k          11660KB      13600KB
kmalloc-cg-1k           2430KB       2848KB
kmalloc-cg-512          1127KB       1680KB
kmalloc-cg-256           587KB        632KB
kmalloc-cg-128           288KB        328KB
kmalloc-cg-64            120KB        152KB
kmalloc-cg-32             78KB        180KB
kmalloc-cg-16             33KB         44KB
kmalloc-cg-8              42KB         52KB
kmalloc-cg-192            80KB         92KB
kmalloc-cg-96             68KB         80KB
kmalloc-8k              6336KB       7040KB
kmalloc-4k             20248KB      20320KB
kmalloc-2k             13396KB      15104KB
kmalloc-1k             11094KB      11136KB
kmalloc-512             9149KB      10288KB
kmalloc-256            14842KB      14856KB
kmalloc-128             1008KB       1348KB
kmalloc-64              3056KB       3824KB
kmalloc-32              2084KB       2828KB
kmalloc-16               582KB        616KB
kmalloc-8                458KB        532KB
kmalloc-192             1767KB       2196KB
kmalloc-96              1411KB       1672KB
kmem_cache_node          224KB        228KB
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: 101 Comm: kworker/u32:5 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
Workqueue: krdsd rds_connect_worker
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_slab_page mm/slub.c:2487 [inline]
 allocate_slab mm/slub.c:2663 [inline]
 new_slab+0x265/0x330 mm/slub.c:2709
 ___slab_alloc+0xcf2/0x1740 mm/slub.c:3891
 __slab_alloc.constprop.0+0x56/0xb0 mm/slub.c:3981
 __slab_alloc_node mm/slub.c:4056 [inline]
 slab_alloc_node mm/slub.c:4217 [inline]
 kmem_cache_alloc_noprof+0xef/0x3b0 mm/slub.c:4236
 sk_prot_alloc+0x60/0x2a0 net/core/sock.c:2233
 sk_alloc+0x36/0xc20 net/core/sock.c:2295
 inet_create net/ipv4/af_inet.c:326 [inline]
 inet_create+0x3a1/0x1040 net/ipv4/af_inet.c:252
 __sock_create+0x338/0x8d0 net/socket.c:1589
 rds_tcp_conn_path_connect+0x2d0/0x7f0 net/rds/tcp_connect.c:115
 rds_connect_worker+0x1ac/0x2c0 net/rds/threads.c:176
 process_one_work+0x9cf/0x1b70 kernel/workqueue.c:3236
 process_scheduled_works kernel/workqueue.c:3319 [inline]
 worker_thread+0x6c8/0xf10 kernel/workqueue.c:3400
 kthread+0x3c5/0x780 kernel/kthread.c:463
 ret_from_fork+0x5d4/0x6f0 arch/x86/kernel/process.c:148
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
 </TASK>
Kernel Offset: disabled
Rebooting in 86400 seconds..