cred 184KB 360KB anon_vma_chain 119KB 228KB anon_vma 164KB 382KB pid 209KB 370KB Acpi-Operand 251KB 356KB Acpi-ParseExt 90KB 126KB Acpi-Parse 47KB 86KB Acpi-State 55KB 94KB Acpi-Namespace 60KB 60KB shared_policy_node 16KB 16KB numa_policy 15KB 15KB perf_event 94KB 94KB trace_event_file 528KB 528KB ftrace_event_field 1000KB 1000KB pool_workqueue 2084KB 2160KB task_group 61KB 61KB maple_node 538KB 1400KB mm_struct 517KB 735KB vmap_area 337KB 1168KB debug_objects_cache 3468KB 4016KB page->ptl 87KB 141KB kmalloc-cg-8k 2528KB 2624KB kmalloc-cg-4k 22400KB 24064KB kmalloc-cg-2k 14380KB 15904KB kmalloc-cg-1k 3722KB 4320KB kmalloc-cg-512 1324KB 1824KB kmalloc-cg-256 569KB 680KB kmalloc-cg-128 311KB 340KB kmalloc-cg-64 102KB 140KB kmalloc-cg-32 75KB 156KB kmalloc-cg-16 41KB 64KB kmalloc-cg-8 38KB 40KB kmalloc-cg-192 106KB 124KB kmalloc-cg-96 103KB 124KB kmalloc-8k 6352KB 6912KB kmalloc-4k 30432KB 30464KB kmalloc-2k 14548KB 16512KB kmalloc-1k 11344KB 11456KB kmalloc-512 10631KB 11616KB kmalloc-256 5649KB 5656KB kmalloc-128 1120KB 1308KB kmalloc-64 8380KB 9580KB kmalloc-32 2847KB 3732KB kmalloc-16 515KB 560KB kmalloc-8 1182KB 1372KB kmalloc-192 2176KB 2416KB kmalloc-96 1568KB 1936KB kmem_cache_node 220KB 224KB kmem_cache 195KB 195KB Out of memory and no killable processes... Kernel panic - not syncing: System is deadlocked on memory CPU: 2 UID: 0 PID: 17168 Comm: kworker/u32:25 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: netns cleanup_net Call Trace: __dump_stack lib/dump_stack.c:94 [inline] dump_stack_lvl+0x3d/0x1f0 lib/dump_stack.c:120 vpanic+0x640/0x6f0 kernel/panic.c:489 panic+0xca/0xd0 kernel/panic.c:626 out_of_memory+0x16e4/0x1700 mm/oom_kill.c:1181 __alloc_pages_may_oom mm/page_alloc.c:4055 [inline] __alloc_pages_slowpath mm/page_alloc.c:4865 [inline] __alloc_frozen_pages_noprof+0x1dc6/0x2440 mm/page_alloc.c:5196 alloc_pages_mpol+0x1fb/0x550 mm/mempolicy.c:2416 alloc_slab_page mm/slub.c:3075 [inline] allocate_slab mm/slub.c:3256 [inline] new_slab+0x2e1/0x430 mm/slub.c:3302 ___slab_alloc+0xe18/0x1c90 mm/slub.c:4651 __slab_alloc.constprop.0+0x63/0x110 mm/slub.c:4774 __slab_alloc_node mm/slub.c:4850 [inline] slab_alloc_node mm/slub.c:5246 [inline] __do_kmalloc_node mm/slub.c:5651 [inline] __kmalloc_node_track_caller_noprof+0x4db/0x910 mm/slub.c:5759 kmalloc_reserve+0xef/0x2c0 net/core/skbuff.c:608 __alloc_skb+0x186/0x410 net/core/skbuff.c:690 alloc_skb include/linux/skbuff.h:1383 [inline] nlmsg_new include/net/netlink.h:1055 [inline] rtmsg_ifinfo_build_skb+0x81/0x280 net/core/rtnetlink.c:4407 rtmsg_ifinfo_event net/core/rtnetlink.c:4449 [inline] rtmsg_ifinfo_event net/core/rtnetlink.c:4439 [inline] rtmsg_ifinfo+0x9f/0x1a0 net/core/rtnetlink.c:4458 netif_close_many+0x2fc/0x630 net/core/dev.c:1784 netif_close net/core/dev.c:1798 [inline] netif_close+0x17f/0x230 net/core/dev.c:1792 dev_close+0xaa/0x240 net/core/dev_api.c:220 __bond_release_one+0xb0c/0x1a40 drivers/net/bonding/bond_main.c:2472 bond_uninit+0x124/0x320 drivers/net/bonding/bond_main.c:5954 unregister_netdevice_many_notify+0x13f8/0x2570 net/core/dev.c:12402 ops_exit_rtnl_list net/core/net_namespace.c:187 [inline] ops_undo_list+0x8fc/0xab0 net/core/net_namespace.c:248 cleanup_net+0x41b/0x830 net/core/net_namespace.c:696 process_one_work+0x9ba/0x1b20 kernel/workqueue.c:3257 process_scheduled_works kernel/workqueue.c:3340 [inline] worker_thread+0x6c8/0xf10 kernel/workqueue.c:3421 kthread+0x3c5/0x780 kernel/kthread.c:463 ret_from_fork+0x983/0xb10 arch/x86/kernel/process.c:158 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:246 Kernel Offset: disabled Rebooting in 86400 seconds..