cred 132KB 304KB anon_vma_chain 217KB 279KB anon_vma 230KB 358KB pid 190KB 367KB Acpi-Operand 255KB 364KB Acpi-ParseExt 63KB 78KB Acpi-Parse 63KB 102KB Acpi-State 86KB 126KB Acpi-Namespace 56KB 56KB shared_policy_node 4KB 4KB numa_policy 15KB 15KB perf_event 30KB 30KB trace_event_file 528KB 528KB ftrace_event_field 972KB 972KB pool_workqueue 1665KB 1776KB maple_node 478KB 1144KB task_group 46KB 46KB mm_struct 448KB 602KB vmap_area 321KB 855KB debug_objects_cache 1463KB 2016KB page->ptl 82KB 133KB kmalloc-cg-8k 1824KB 2256KB kmalloc-cg-4k 6600KB 7968KB kmalloc-cg-2k 4876KB 6144KB kmalloc-cg-1k 1138KB 1952KB kmalloc-cg-512 626KB 1168KB kmalloc-cg-256 229KB 296KB kmalloc-cg-128 152KB 224KB kmalloc-cg-64 40KB 40KB kmalloc-cg-32 48KB 68KB kmalloc-cg-16 41KB 92KB kmalloc-cg-8 16KB 16KB kmalloc-cg-192 118KB 160KB kmalloc-cg-96 40KB 40KB kmalloc-8k 3840KB 4448KB kmalloc-4k 18416KB 18720KB kmalloc-2k 10620KB 11680KB kmalloc-1k 8856KB 8928KB kmalloc-512 5860KB 7968KB kmalloc-256 17759KB 17760KB kmalloc-128 770KB 1104KB kmalloc-64 2765KB 3460KB kmalloc-32 946KB 1604KB kmalloc-16 429KB 500KB kmalloc-8 336KB 452KB kmalloc-192 1080KB 1472KB kmalloc-96 1143KB 1220KB kmem_cache_node 221KB 224KB kmem_cache 187KB 187KB Out of memory and no killable processes... Kernel panic - not syncing: System is deadlocked on memory CPU: 1 UID: 0 PID: 5357 Comm: udevd Not tainted 6.13.0-rc2-syzkaller-00333-ga0e3919a2df2 #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:1169 __alloc_pages_may_oom mm/page_alloc.c:3642 [inline] __alloc_pages_slowpath mm/page_alloc.c:4429 [inline] __alloc_pages_noprof+0x1e11/0x25b0 mm/page_alloc.c:4764 alloc_pages_mpol_noprof+0x2c9/0x610 mm/mempolicy.c:2269 folio_alloc_mpol_noprof+0x36/0xd0 mm/mempolicy.c:2287 __read_swap_cache_async+0x50a/0x660 mm/swap_state.c:477 swap_cluster_readahead+0x4e2/0x740 mm/swap_state.c:703 swapin_readahead+0x12c/0xd60 mm/swap_state.c:882 do_swap_page+0x680/0x5970 mm/memory.c:4341 handle_pte_fault mm/memory.c:5804 [inline] __handle_mm_fault+0x1055/0x2a40 mm/memory.c:5944 handle_mm_fault+0x3fa/0xaa0 mm/memory.c:6112 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+0x1a/0x30 arch/x86/lib/getuser.S:102 Code: 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 c2 48 19 d2 48 09 d0 0f 01 cb <48> 8b 10 31 c0 0f 01 ca c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 00 RSP: 0000:ffffc90007a6fe38 EFLAGS: 00050206 RAX: 00007f41594e5c28 RBX: ffff88804250a440 RCX: ffffffff817636c9 RDX: 0000000000000000 RSI: ffffffff81cdfd0a RDI: 0000000000000000 RBP: ffffc90007a6ff28 R08: 0000000000000000 R09: fffffbfff20398da R10: ffffffff901cc6d7 R11: 0000000000000000 R12: ffff88804250a440 R13: ffffc90007a6ff58 R14: ffffc90007a6fea0 R15: 0000000000000000 rseq_get_rseq_cs kernel/rseq.c:161 [inline] rseq_ip_fixup kernel/rseq.c:281 [inline] __rseq_handle_notify_resume+0x181/0x10f0 kernel/rseq.c:329 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: 0033:0x7f41590c5fb2 Code: Unable to access opcode bytes at 0x7f41590c5f88. RSP: 002b:00007ffe2d49d768 EFLAGS: 00010202 RAX: 00007f41591f1aa0 RBX: fffffffffffffe60 RCX: 00005573f9300a00 RDX: 00005573f9316360 RSI: 00005573f94a46f0 RDI: 00005573f94a46f0 RBP: 0000000000000002 R08: 0000000000000007 R09: 311d4e1ccee834e2 R10: 48b071f35f84893a R11: 0000000000000007 R12: 00005573f94a46f0 R13: 0000000200000001 R14: 0000000000000001 R15: 0000000000000000 Kernel Offset: disabled Rebooting in 86400 seconds.. ---------------- Code disassembly (best guess): 0: 90 nop 1: 90 nop 2: 90 nop 3: 90 nop 4: 90 nop 5: 90 nop 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: f3 0f 1e fa endbr64 14: 48 ba 00 f0 ff ff ff movabs $0x7ffffffff000,%rdx 1b: 7f 00 00 1e: 48 39 c2 cmp %rax,%rdx 21: 48 19 d2 sbb %rdx,%rdx 24: 48 09 d0 or %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 0f 1f 84 00 00 00 nopw 0x0(%rax,%rax,1) 3e: 00 00