cred 149KB 348KB anon_vma_chain 163KB 374KB anon_vma 176KB 527KB pid 156KB 343KB Acpi-Operand 198KB 316KB Acpi-ParseExt 17KB 35KB Acpi-Parse 5KB 19KB Acpi-State 11KB 35KB Acpi-Namespace 31KB 44KB shared_policy_node 3KB 16KB numa_policy 9KB 36KB perf_event 15KB 31KB trace_event_file 1162KB 1168KB ftrace_event_field 1144KB 1146KB pool_workqueue 2384KB 2736KB task_group 38KB 64KB maple_node 449KB 1544KB mm_struct 226KB 490KB vmap_area 292KB 899KB debug_objects_cache 2678KB 16371KB page->ptl 38KB 141KB kmalloc-cg-8k 2432KB 3072KB kmalloc-cg-4k 13960KB 18432KB kmalloc-cg-2k 9268KB 13120KB kmalloc-cg-1k 2616KB 4608KB kmalloc-cg-512 1215KB 2112KB kmalloc-cg-256 377KB 608KB kmalloc-cg-128 257KB 400KB kmalloc-cg-64 70KB 116KB kmalloc-cg-32 77KB 188KB kmalloc-cg-16 5KB 28KB kmalloc-cg-8 5KB 28KB kmalloc-cg-192 71KB 88KB kmalloc-cg-96 55KB 104KB kmalloc-8k 6304KB 7072KB kmalloc-4k 28400KB 28864KB kmalloc-2k 13024KB 15968KB kmalloc-1k 7462KB 9504KB kmalloc-512 12019KB 15120KB kmalloc-256 7261KB 7360KB kmalloc-128 2380KB 2960KB kmalloc-64 7540KB 12292KB kmalloc-32 1816KB 2816KB kmalloc-16 497KB 1096KB kmalloc-8 982KB 1384KB kmalloc-192 1753KB 2276KB kmalloc-96 4268KB 5592KB kmem_cache_node 216KB 220KB kmem_cache 180KB 226KB Out of memory and no killable processes... Kernel panic - not syncing: System is deadlocked on memory CPU: 3 UID: 0 PID: 1 Comm: init 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+0x2dc/0x6f8 kernel/panic.c:661 panic+0xd1/0xe0 kernel/panic.c:787 out_of_memory.cold+0xa4/0x172 mm/oom_kill.c:1159 __alloc_pages_may_oom mm/page_alloc.c:4120 [inline] __alloc_pages_slowpath mm/page_alloc.c:5063 [inline] __alloc_frozen_pages_noprof+0x282a/0x31e0 mm/page_alloc.c:5510 alloc_pages_mpol+0x201/0x560 mm/mempolicy.c:2513 folio_alloc_mpol_noprof+0x36/0x260 mm/mempolicy.c:2532 __swap_cache_alloc mm/swap_state.c:458 [inline] __swap_cache_alloc_folio+0x3d7/0xc50 mm/swap_state.c:550 swap_cache_read_folio+0x47/0x150 mm/swap_state.c:714 swap_cache_read_folio_sync mm/swap_state.c:800 [inline] swap_cluster_readahead+0x477/0x5d0 mm/swap_state.c:922 swapin_readahead+0xf0/0x260 mm/swap_state.c:1061 do_swap_page+0xf98/0x54a0 mm/memory.c:5083 handle_pte_fault mm/memory.c:6668 [inline] __handle_mm_fault+0x190a/0x2f40 mm/memory.c:6817 handle_mm_fault+0x363/0xa30 mm/memory.c:6984 do_user_addr_fault+0x745/0x12f0 arch/x86/mm/fault.c:1394 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: 0010:rseq_set_ids_get_csaddr include/linux/rseq_entry.h:489 [inline] RIP: 0010:rseq_update_usr include/linux/rseq_entry.h:537 [inline] RIP: 0010:rseq_slowpath_update_usr kernel/rseq.c:303 [inline] RIP: 0010:__rseq_handle_slowpath+0x248/0x680 kernel/rseq.c:329 Code: 0f 85 1f 04 00 00 44 0f b6 bb 64 16 00 00 bf 01 00 00 00 44 89 fe e8 57 85 bc ff 41 80 ff 01 0f 86 33 01 00 00 e8 38 8b bc ff <45> 8b 7d 00 e8 2f 8b bc ff 48 8d bb 68 16 00 00 48 b8 00 00 00 00 RSP: 0000:ffffc90000137ea0 EFLAGS: 00050293 RAX: 0000000000000000 RBX: ffff88801fab8000 RCX: 0000000000000000 RDX: ffff88801fab8000 RSI: ffffffff82515588 RDI: 0000000000000001 RBP: ffffc90000137ef0 R08: 0000000000000001 R09: 0000000000000002 R10: 0000000000000001 R11: 0000000000000001 R12: ffffc90000137f48 R13: 00007fa1e8332ac0 R14: 0000000000000003 R15: 0000000000000002 rseq_handle_slowpath include/linux/rseq.h:22 [inline] resume_user_mode_work include/linux/resume_user_mode.h:62 [inline] __exit_to_user_mode_loop kernel/entry/common.c:70 [inline] exit_to_user_mode_loop kernel/entry/common.c:101 [inline] __exit_to_user_mode_prepare include/linux/irq-entry-common.h:207 [inline] irqentry_exit_to_user_mode_prepare include/linux/irq-entry-common.h:244 [inline] irqentry_exit_to_user_mode include/linux/irq-entry-common.h:315 [inline] irqentry_exit+0x5a0/0xab0 kernel/entry/common.c:152 asm_exc_page_fault+0x26/0x30 arch/x86/include/asm/idtentry.h:595 RIP: 0033:0x7fa1e8482407 Code: Unable to access opcode bytes at 0x7fa1e84823dd. RSP: 002b:00007ffe8f598200 EFLAGS: 00010202 RAX: 0000000000000000 RBX: 00007fa1e8332c80 RCX: 00007fa1e8482407 RDX: 00007ffe8f598240 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 R10: 00007ffe8f598240 R11: 0000000000000202 R12: 00007fa1e869c490 R13: 00007ffe8f59827c R14: 00007fa1e86dc000 R15: 000055c447515d98 Kernel Offset: disabled Rebooting in 86400 seconds.. ---------------- Code disassembly (best guess): 0: 0f 85 1f 04 00 00 jne 0x425 6: 44 0f b6 bb 64 16 00 movzbl 0x1664(%rbx),%r15d d: 00 e: bf 01 00 00 00 mov $0x1,%edi 13: 44 89 fe mov %r15d,%esi 16: e8 57 85 bc ff call 0xffbc8572 1b: 41 80 ff 01 cmp $0x1,%r15b 1f: 0f 86 33 01 00 00 jbe 0x158 25: e8 38 8b bc ff call 0xffbc8b62 * 2a: 45 8b 7d 00 mov 0x0(%r13),%r15d <-- trapping instruction 2e: e8 2f 8b bc ff call 0xffbc8b62 33: 48 8d bb 68 16 00 00 lea 0x1668(%rbx),%rdi 3a: 48 rex.W 3b: b8 00 00 00 00 mov $0x0,%eax