============================= [ BUG: Invalid wait context ] 6.13.0-syzkaller #0 Not tainted ----------------------------- syz.1.118/6238 is trying to lock: ffff88813fffc298 (&zone->lock){-.-.}-{3:3}, at: rmqueue_buddy mm/page_alloc.c:2909 [inline] ffff88813fffc298 (&zone->lock){-.-.}-{3:3}, at: rmqueue mm/page_alloc.c:3082 [inline] ffff88813fffc298 (&zone->lock){-.-.}-{3:3}, at: get_page_from_freelist+0xb3d/0x37a0 mm/page_alloc.c:3473 other info that might help us debug this: context-{2:2} 1 lock held by syz.1.118/6238: #0: ffff8880b8744958 (&pcp->lock){+.+.}-{3:3}, at: spin_trylock include/linux/spinlock.h:361 [inline] #0: ffff8880b8744958 (&pcp->lock){+.+.}-{3:3}, at: rmqueue_pcplist mm/page_alloc.c:3032 [inline] #0: ffff8880b8744958 (&pcp->lock){+.+.}-{3:3}, at: rmqueue mm/page_alloc.c:3076 [inline] #0: ffff8880b8744958 (&pcp->lock){+.+.}-{3:3}, at: get_page_from_freelist+0x7d3/0x37a0 mm/page_alloc.c:3473 stack backtrace: CPU: 1 UID: 0 PID: 6238 Comm: syz.1.118 Not tainted 6.13.0-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 Call Trace: __dump_stack lib/dump_stack.c:94 [inline] dump_stack_lvl+0x241/0x360 lib/dump_stack.c:120 print_lock_invalid_wait_context kernel/locking/lockdep.c:4826 [inline] check_wait_context kernel/locking/lockdep.c:4898 [inline] __lock_acquire+0x15a8/0x2100 kernel/locking/lockdep.c:5176 lock_acquire+0x1ed/0x550 kernel/locking/lockdep.c:5849 __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:110 [inline] _raw_spin_lock_irqsave+0xd5/0x120 kernel/locking/spinlock.c:162 rmqueue_buddy mm/page_alloc.c:2909 [inline] rmqueue mm/page_alloc.c:3082 [inline] get_page_from_freelist+0xb3d/0x37a0 mm/page_alloc.c:3473 __alloc_pages_noprof+0x292/0x710 mm/page_alloc.c:4753 alloc_pages_mpol_noprof+0x3e1/0x780 mm/mempolicy.c:2269 stack_depot_save_flags+0x72d/0x940 lib/stackdepot.c:627 kasan_save_stack+0x4f/0x60 mm/kasan/common.c:48 __kasan_record_aux_stack+0xac/0xc0 mm/kasan/generic.c:544 task_work_add+0xd9/0x490 kernel/task_work.c:77 __run_posix_cpu_timers kernel/time/posix-cpu-timers.c:1223 [inline] run_posix_cpu_timers+0x6ac/0x810 kernel/time/posix-cpu-timers.c:1422 tick_sched_handle kernel/time/tick-sched.c:276 [inline] tick_nohz_handler+0x37c/0x500 kernel/time/tick-sched.c:297 __run_hrtimer kernel/time/hrtimer.c:1739 [inline] __hrtimer_run_queues+0x551/0xd30 kernel/time/hrtimer.c:1803 hrtimer_interrupt+0x403/0xa40 kernel/time/hrtimer.c:1865 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1038 [inline] __sysvec_apic_timer_interrupt+0x110/0x420 arch/x86/kernel/apic/apic.c:1055 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1049 [inline] sysvec_apic_timer_interrupt+0xa1/0xc0 arch/x86/kernel/apic/apic.c:1049 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702 RIP: 0010:__raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:152 [inline] RIP: 0010:_raw_spin_unlock_irqrestore+0xd8/0x140 kernel/locking/spinlock.c:194 Code: 9c 8f 44 24 20 42 80 3c 23 00 74 08 4c 89 f7 e8 4e 35 3a f6 f6 44 24 21 02 75 52 41 f7 c7 00 02 00 00 74 01 fb bf 01 00 00 00 23 e4 a1 f5 65 8b 05 b4 28 38 74 85 c0 74 43 48 c7 04 24 0e 36 RSP: 0018:ffffc90003c6f0c0 EFLAGS: 00000206 RAX: ec86886765b01100 RBX: 1ffff9200078de1c RCX: ffffffff817b292a RDX: dffffc0000000000 RSI: ffffffff8c0a9840 RDI: 0000000000000001 RBP: ffffc90003c6f158 R08: ffffffff942aa887 R09: 1ffffffff2855510 R10: dffffc0000000000 R11: fffffbfff2855511 R12: dffffc0000000000 R13: 1ffff9200078de18 R14: ffffc90003c6f0e0 R15: 0000000000000246 spin_unlock_irqrestore include/linux/spinlock.h:406 [inline] rmqueue_bulk mm/page_alloc.c:2328 [inline] __rmqueue_pcplist+0x21fd/0x2a90 mm/page_alloc.c:3003 rmqueue_pcplist mm/page_alloc.c:3045 [inline] rmqueue mm/page_alloc.c:3076 [inline] get_page_from_freelist+0x886/0x37a0 mm/page_alloc.c:3473 __alloc_pages_noprof+0x292/0x710 mm/page_alloc.c:4753 alloc_pages_mpol_noprof+0x3e1/0x780 mm/mempolicy.c:2269 get_free_pages_noprof+0xc/0x30 mm/page_alloc.c:4800 kasan_populate_vmalloc_pte+0x38/0xe0 mm/kasan/shadow.c:304 apply_to_pte_range mm/memory.c:2831 [inline] apply_to_pmd_range mm/memory.c:2875 [inline] apply_to_pud_range mm/memory.c:2911 [inline] apply_to_p4d_range mm/memory.c:2947 [inline] __apply_to_page_range+0x806/0xde0 mm/memory.c:2981 alloc_vmap_area+0x1d4e/0x2400 mm/vmalloc.c:2035 __get_vm_area_node+0x1c8/0x2d0 mm/vmalloc.c:3137 __vmalloc_node_range_noprof+0x344/0x1380 mm/vmalloc.c:3806 __vmalloc_node_noprof mm/vmalloc.c:3911 [inline] __vmalloc_noprof+0x79/0x90 mm/vmalloc.c:3925 bpf_prog_alloc_no_stats+0x4d/0x4d0 kernel/bpf/core.c:104 bpf_prog_alloc+0x3a/0x1b0 kernel/bpf/core.c:146 bpf_prog_create_from_user+0xa4/0x3e0 net/core/filter.c:1426 seccomp_prepare_filter kernel/seccomp.c:693 [inline] seccomp_prepare_user_filter kernel/seccomp.c:730 [inline] seccomp_set_mode_filter kernel/seccomp.c:1953 [inline] do_seccomp+0x90d/0xf90 kernel/seccomp.c:2073 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f57a2785d29 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f57a34f6038 EFLAGS: 00000246 ORIG_RAX: 000000000000013d RAX: ffffffffffffffda RBX: 00007f57a2975fa0 RCX: 00007f57a2785d29 RDX: 0000000020000040 RSI: 000000000000000a RDI: 0000000000000001 RBP: 00007f57a2801b08 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000000 R14: 00007f57a2975fa0 R15: 00007f57a2a9fa28 ---------------- Code disassembly (best guess): 0: 9c pushf 1: 8f 44 24 20 pop 0x20(%rsp) 5: 42 80 3c 23 00 cmpb $0x0,(%rbx,%r12,1) a: 74 08 je 0x14 c: 4c 89 f7 mov %r14,%rdi f: e8 4e 35 3a f6 call 0xf63a3562 14: f6 44 24 21 02 testb $0x2,0x21(%rsp) 19: 75 52 jne 0x6d 1b: 41 f7 c7 00 02 00 00 test $0x200,%r15d 22: 74 01 je 0x25 24: fb sti 25: bf 01 00 00 00 mov $0x1,%edi * 2a: e8 23 e4 a1 f5 call 0xf5a1e452 <-- trapping instruction 2f: 65 8b 05 b4 28 38 74 mov %gs:0x743828b4(%rip),%eax # 0x743828ea 36: 85 c0 test %eax,%eax 38: 74 43 je 0x7d 3a: 48 rex.W 3b: c7 .byte 0xc7 3c: 04 24 add $0x24,%al 3e: 0e (bad) 3f: 36 ss