cred 157KB 344KB anon_vma_chain 153KB 204KB anon_vma 157KB 294KB pid 188KB 425KB Acpi-Operand 279KB 392KB Acpi-ParseExt 63KB 86KB Acpi-Parse 71KB 110KB Acpi-State 43KB 78KB Acpi-Namespace 52KB 52KB shared_policy_node 8KB 8KB numa_policy 11KB 11KB perf_event 30KB 30KB trace_event_file 536KB 536KB ftrace_event_field 988KB 988KB pool_workqueue 2041KB 2160KB maple_node 449KB 1072KB task_group 61KB 61KB mm_struct 382KB 480KB vmap_area 295KB 784KB debug_objects_cache 2037KB 2746KB page->ptl 70KB 110KB kmalloc-cg-8k 3952KB 4368KB kmalloc-cg-4k 13328KB 15160KB kmalloc-cg-2k 9324KB 10976KB kmalloc-cg-1k 1930KB 2528KB kmalloc-cg-512 1086KB 1472KB kmalloc-cg-256 320KB 368KB kmalloc-cg-128 256KB 280KB kmalloc-cg-64 80KB 80KB kmalloc-cg-32 60KB 80KB kmalloc-cg-16 52KB 116KB kmalloc-cg-8 32KB 32KB kmalloc-cg-192 177KB 196KB kmalloc-cg-96 32KB 32KB kmalloc-8k 5104KB 5664KB kmalloc-4k 44512KB 44624KB kmalloc-2k 11768KB 13728KB kmalloc-1k 11914KB 12388KB kmalloc-512 8928KB 9904KB kmalloc-256 8686KB 8688KB kmalloc-128 1004KB 1156KB kmalloc-64 3034KB 3472KB kmalloc-32 1618KB 2108KB kmalloc-16 508KB 544KB kmalloc-8 986KB 1132KB kmalloc-192 1493KB 1796KB kmalloc-96 1182KB 1264KB kmem_cache_node 222KB 224KB kmem_cache 195KB 195KB Out of memory and no killable processes... Kernel panic - not syncing: System is deadlocked on memory CPU: 0 UID: 0 PID: 1 Comm: init Not tainted 6.13.0-syzkaller-09760-g69e858e0b8b2 #0 Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 Call Trace: __dump_stack lib/dump_stack.c:94 [inline] dump_stack_lvl+0x3d/0x1f0 lib/dump_stack.c:120 panic+0x71d/0x800 kernel/panic.c:354 out_of_memory+0x16e6/0x1700 mm/oom_kill.c:1175 __alloc_pages_may_oom mm/page_alloc.c:3644 [inline] __alloc_pages_slowpath mm/page_alloc.c:4431 [inline] __alloc_frozen_pages_noprof+0x1d66/0x2470 mm/page_alloc.c:4752 alloc_pages_mpol+0x1fc/0x540 mm/mempolicy.c:2270 folio_alloc_mpol_noprof+0x36/0x2f0 mm/mempolicy.c:2289 __read_swap_cache_async+0x50a/0x660 mm/swap_state.c:476 swap_cluster_readahead+0x4e2/0x740 mm/swap_state.c:702 swapin_readahead+0x12c/0xd60 mm/swap_state.c:881 do_swap_page+0x680/0x59c0 mm/memory.c:4411 handle_pte_fault mm/memory.c:5892 [inline] __handle_mm_fault+0x117f/0x2c60 mm/memory.c:6032 handle_mm_fault+0x3fa/0xaa0 mm/memory.c:6201 do_user_addr_fault+0x7a3/0x13f0 arch/x86/mm/fault.c:1389 handle_page_fault arch/x86/mm/fault.c:1481 [inline] exc_page_fault+0x5c/0xc0 arch/x86/mm/fault.c:1539 asm_exc_page_fault+0x26/0x30 arch/x86/include/asm/idtentry.h:623 RIP: 0010:__get_user_8+0x18/0x30 arch/x86/lib/getuser.S:101 Code: 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 48 ba 00 f0 ff ff ff 7f 00 00 48 39 d0 48 0f 47 c2 0f 01 cb <48> 8b 10 31 c0 0f 01 ca c3 cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 RSP: 0000:ffffc90000137e38 EFLAGS: 00050283 RAX: 00007f15db4b5ea8 RBX: ffff88801cac0000 RCX: ffffc90000137da0 RDX: 00007ffffffff000 RSI: ffffffff81edc67a RDI: ffffffff8bd2c380 RBP: ffffc90000137f28 R08: 0000000000000000 R09: fffffbfff20bf8a2 R10: ffffffff905fc517 R11: 0000000000000000 R12: ffff88801cac0000 R13: ffffc90000137f58 R14: ffffc90000137ea0 R15: 0000000000000000 rseq_get_rseq_cs kernel/rseq.c:248 [inline] rseq_ip_fixup kernel/rseq.c:368 [inline] __rseq_handle_notify_resume+0x181/0x10f0 kernel/rseq.c:416 rseq_handle_notify_resume include/linux/rseq.h:38 [inline] resume_user_mode_work include/linux/resume_user_mode.h:62 [inline] exit_to_user_mode_loop kernel/entry/common.c:114 [inline] exit_to_user_mode_prepare include/linux/entry-common.h:329 [inline] irqentry_exit_to_user_mode+0x18e/0x280 kernel/entry/common.c:231 asm_exc_page_fault+0x26/0x30 arch/x86/include/asm/idtentry.h:623 RIP: 0033:0x7f15db579af2 Code: Unable to access opcode bytes at 0x7f15db579ac8. RSP: 002b:00007fff588f23e0 EFLAGS: 00010202 RAX: 00007fff588f2558 RBX: 0000000000000000 RCX: 00007f15db5ef597 RDX: 00007fff588f24c0 RSI: 00007fff588f2558 RDI: 000000000000000e RBP: 0000000000000000 R08: 00007fff588f24c0 R09: 000000000000000e R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000003 R13: 00007fff588f24c0 R14: 0000000000000002 R15: 000000000000173c Kernel Offset: disabled Rebooting in 86400 seconds.. ---------------- Code disassembly (best guess): 0: 00 90 90 90 90 90 add %dl,-0x6f6f6f70(%rax) 6: 90 nop 7: 90 nop 8: 90 nop 9: 90 nop a: 90 nop b: 90 nop c: 90 nop d: 90 nop e: 90 nop f: 90 nop 10: 90 nop 11: 90 nop 12: f3 0f 1e fa endbr64 16: 48 ba 00 f0 ff ff ff movabs $0x7ffffffff000,%rdx 1d: 7f 00 00 20: 48 39 d0 cmp %rdx,%rax 23: 48 0f 47 c2 cmova %rdx,%rax 27: 0f 01 cb stac * 2a: 48 8b 10 mov (%rax),%rdx <-- trapping instruction 2d: 31 c0 xor %eax,%eax 2f: 0f 01 ca clac 32: c3 ret 33: cc int3 34: cc int3 35: cc int3 36: cc int3 37: 66 data16 38: 66 data16 39: 2e cs 3a: 0f .byte 0xf 3b: 1f (bad) 3c: 84 00 test %al,(%rax)