cred 155KB 284KB anon_vma_chain 183KB 295KB anon_vma 188KB 358KB pid 205KB 456KB Acpi-Operand 270KB 380KB Acpi-ParseExt 63KB 90KB Acpi-Parse 67KB 86KB Acpi-State 51KB 90KB Acpi-Namespace 56KB 56KB shared_policy_node 12KB 12KB numa_policy 15KB 15KB perf_event 61KB 61KB trace_event_file 536KB 536KB ftrace_event_field 988KB 988KB pool_workqueue 1845KB 1936KB maple_node 415KB 1112KB task_group 61KB 61KB mm_struct 330KB 510KB vmap_area 305KB 1049KB debug_objects_cache 2881KB 3337KB page->ptl 65KB 122KB kmalloc-cg-8k 3872KB 4384KB kmalloc-cg-4k 12152KB 14688KB kmalloc-cg-2k 8720KB 11136KB kmalloc-cg-1k 1892KB 2592KB kmalloc-cg-512 676KB 1120KB kmalloc-cg-256 314KB 376KB kmalloc-cg-128 222KB 264KB kmalloc-cg-64 68KB 76KB kmalloc-cg-32 51KB 88KB kmalloc-cg-16 45KB 104KB kmalloc-cg-8 43KB 48KB kmalloc-cg-192 166KB 200KB kmalloc-cg-96 52KB 68KB kmalloc-8k 4416KB 5120KB kmalloc-4k 48032KB 48104KB kmalloc-2k 11612KB 13760KB kmalloc-1k 8984KB 9440KB kmalloc-512 7566KB 9712KB kmalloc-256 9331KB 9332KB kmalloc-128 906KB 1268KB kmalloc-64 3038KB 4096KB kmalloc-32 1463KB 2316KB kmalloc-16 571KB 744KB kmalloc-8 381KB 516KB kmalloc-192 1565KB 2004KB kmalloc-96 1134KB 1452KB kmem_cache_node 226KB 228KB kmem_cache 203KB 203KB Out of memory and no killable processes... Kernel panic - not syncing: System is deadlocked on memory CPU: 1 UID: 0 PID: 1 Comm: init Not tainted 6.14.0-rc5-syzkaller-00137-g00a7d39898c8 #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:4422 handle_pte_fault mm/memory.c:5903 [inline] __handle_mm_fault+0x117f/0x2c60 mm/memory.c:6043 handle_mm_fault+0x3fa/0xaa0 mm/memory.c:6212 do_user_addr_fault+0x7a3/0x13f0 arch/x86/mm/fault.c:1388 handle_page_fault arch/x86/mm/fault.c:1480 [inline] exc_page_fault+0x5c/0xc0 arch/x86/mm/fault.c:1538 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: 0018:ffffc90000137df8 EFLAGS: 00050283 RAX: 00007f7920579ea8 RBX: ffff88801cad8000 RCX: ffffc90000137d60 RDX: 00007ffffffff000 RSI: ffffffff81edf47a RDI: ffffffff8bd357a0 RBP: ffffc90000137ef8 R08: 0000000000000000 R09: fffffbfff20c5042 R10: ffffffff90628217 R11: 0000000000000000 R12: ffff88801cad8000 R13: ffffc90000137f58 R14: ffffc90000137e60 R15: 0000000000000000 rseq_get_rseq_cs kernel/rseq.c:248 [inline] rseq_ip_fixup kernel/rseq.c:368 [inline] __rseq_handle_notify_resume+0x181/0x10b0 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] __syscall_exit_to_user_mode_work kernel/entry/common.c:207 [inline] syscall_exit_to_user_mode+0x1a3/0x2a0 kernel/entry/common.c:218 do_syscall_64+0xda/0x250 arch/x86/entry/common.c:89 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f79206b0033 Code: Unable to access opcode bytes at 0x7f79206b0009. RSP: 002b:00007ffd2bcc27a8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e6 RAX: 0000000000000000 RBX: ffffffffffffff80 RCX: 00007f79206b0033 RDX: 00007ffd2bcc27c0 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 0000000000000002 R08: 0000000000000003 R09: 0000000000000000 R10: 00007ffd2bcc27c0 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffd2bcc2808 R14: 000055de3f99f169 R15: 00007f79208b0a80 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)