kmalloc-96 2256KB 2476KB kmem_cache_node 216KB 220KB kmem_cache 179KB 218KB Out of memory and no killable processes... Kernel panic - not syncing: System is deadlocked on memory CPU: 1 UID: 0 PID: 5144 Comm: udevd Tainted: G L syzkaller #0 PREEMPT(full) Tainted: [L]=SOFTLOCKUP Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 Call Trace: __dump_stack lib/dump_stack.c:94 [inline] dump_stack_lvl+0x100/0x190 lib/dump_stack.c:120 vpanic+0x553/0x970 kernel/panic.c:651 panic+0xd1/0xe0 kernel/panic.c:788 out_of_memory.cold+0xa2/0x170 mm/oom_kill.c:1166 __alloc_pages_may_oom mm/page_alloc.c:4113 [inline] __alloc_pages_slowpath mm/page_alloc.c:5030 [inline] __alloc_frozen_pages_noprof+0x2852/0x3300 mm/page_alloc.c:5449 alloc_pages_mpol+0x201/0x550 mm/mempolicy.c:2486 folio_alloc_mpol_noprof+0x36/0x260 mm/mempolicy.c:2505 vma_alloc_folio_noprof+0xed/0x1d0 mm/mempolicy.c:2540 folio_prealloc mm/memory.c:1291 [inline] wp_page_copy mm/memory.c:4007 [inline] do_wp_page+0x1b15/0x45c0 mm/memory.c:4472 do_swap_page+0x46c1/0x5580 mm/memory.c:5256 handle_pte_fault mm/memory.c:6561 [inline] __handle_mm_fault+0x15bd/0x2f60 mm/memory.c:6707 handle_mm_fault+0x363/0xa20 mm/memory.c:6876 do_user_addr_fault+0x59c/0x12f0 arch/x86/mm/fault.c:1343 handle_page_fault arch/x86/mm/fault.c:1483 [inline] exc_page_fault+0x6f/0xd0 arch/x86/mm/fault.c:1536 asm_exc_page_fault+0x26/0x30 arch/x86/include/asm/idtentry.h:595 RIP: 0033:0x55845a655f7d Code: Unable to access opcode bytes at 0x55845a655f53. RSP: 002b:00007ffe12986d60 EFLAGS: 00010246 RAX: 0000000000000000 RBX: 0000558483c44ba0 RCX: 00007f69b2befff0 RDX: 00007ffe1298b1c0 RSI: 0000000000004000 RDI: 00007ffe12986d60 RBP: 00007ffe12986d60 R08: 0000558483c4fa17 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000202 R12: 0000558483c59070 R13: 3d45505954564544 R14: 3d5845444e494649 R15: 3d454d414e564544 Kernel Offset: disabled Rebooting in 86400 seconds..