rcu: INFO: rcu_preempt self-detected stall on CPU rcu: 0-....: (10501 ticks this GP) idle=82d/1/0x4000000000000000 softirq=29767/29767 fqs=4992 (t=10502 jiffies g=39673 q=2129) NMI backtrace for cpu 0 CPU: 0 PID: 11454 Comm: syz.1.2237 Not tainted 5.15.165-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x1e3/0x2d0 lib/dump_stack.c:106 nmi_cpu_backtrace+0x46a/0x4a0 lib/nmi_backtrace.c:111 nmi_trigger_cpumask_backtrace+0x181/0x2a0 lib/nmi_backtrace.c:62 trigger_single_cpu_backtrace include/linux/nmi.h:166 [inline] rcu_dump_cpu_stacks+0x223/0x390 kernel/rcu/tree_stall.h:349 print_cpu_stall+0x320/0x600 kernel/rcu/tree_stall.h:633 check_cpu_stall kernel/rcu/tree_stall.h:727 [inline] rcu_pending kernel/rcu/tree.c:3932 [inline] rcu_sched_clock_irq+0x8d9/0x1150 kernel/rcu/tree.c:2619 update_process_times+0x196/0x200 kernel/time/timer.c:1818 tick_sched_handle kernel/time/tick-sched.c:254 [inline] tick_sched_timer+0x386/0x550 kernel/time/tick-sched.c:1473 __run_hrtimer kernel/time/hrtimer.c:1686 [inline] __hrtimer_run_queues+0x55b/0xcf0 kernel/time/hrtimer.c:1750 hrtimer_interrupt+0x392/0x980 kernel/time/hrtimer.c:1812 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1085 [inline] __sysvec_apic_timer_interrupt+0x139/0x470 arch/x86/kernel/apic/apic.c:1102 sysvec_apic_timer_interrupt+0x3e/0xb0 arch/x86/kernel/apic/apic.c:1096 asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:638 RIP: 0010:rcu_dynticks_curr_cpu_in_eqs kernel/rcu/tree.c:331 [inline] RIP: 0010:rcu_is_watching+0x36/0xa0 kernel/rcu/tree.c:1123 Code: e8 3f 48 c8 08 89 c3 83 f8 08 73 72 49 bf 00 00 00 00 00 fc ff df 4c 8d 34 dd 00 38 3b 8c 4c 89 f0 48 c1 e8 03 42 80 3c 38 00 <74> 08 4c 89 f7 e8 60 11 5f 00 48 c7 c3 c8 b2 03 00 49 03 1e 48 89 RSP: 0018:ffffc90000007850 EFLAGS: 00000246 RAX: 1ffffffff1876700 RBX: 0000000000000000 RCX: 00000000000000e8 RDX: 00000000000000e8 RSI: ffffffff8ad8f7a0 RDI: ffffffff8ad8f760 RBP: ffff8880511d7dc0 R08: 0000000000000140 R09: ffff8880511d7dc0 R10: 0000000000000000 R11: dffffc0000000001 R12: ffff88801bfe5140 R13: ffff88801bfe5140 R14: ffffffff8c3b3800 R15: dffffc0000000000 trace_kmem_cache_alloc include/trace/events/kmem.h:54 [inline] kmem_cache_alloc+0x128/0x280 mm/slub.c:3235 skb_clone+0x1bb/0x350 net/core/skbuff.c:1523 hsr_forward_skb+0xed7/0x1b50 net/hsr/hsr_forward.c:577 send_hsr_supervision_frame+0x540/0xad0 net/hsr/hsr_device.c:326 hsr_announce+0x176/0x300 net/hsr/hsr_device.c:382 call_timer_fn+0x16d/0x560 kernel/time/timer.c:1451 expire_timers kernel/time/timer.c:1496 [inline] __run_timers+0x67c/0x890 kernel/time/timer.c:1767 run_timer_softirq+0x63/0xf0 kernel/time/timer.c:1780 handle_softirqs+0x3a7/0x930 kernel/softirq.c:558 __do_softirq kernel/softirq.c:592 [inline] invoke_softirq kernel/softirq.c:432 [inline] __irq_exit_rcu+0x157/0x240 kernel/softirq.c:641 irq_exit_rcu+0x5/0x20 kernel/softirq.c:653 sysvec_apic_timer_interrupt+0x91/0xb0 arch/x86/kernel/apic/apic.c:1096 asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:638 RIP: 0010:set_nr_if_polling kernel/sched/core.c:839 [inline] RIP: 0010:send_call_function_single_ipi+0x6d/0x110 kernel/sched/core.c:3696 Code: 00 48 03 2b 48 89 e8 48 c1 e8 03 42 80 3c 38 00 74 08 48 89 ef e8 f3 3a 72 00 48 8b 5d 00 48 89 d8 48 c1 e8 03 42 80 3c 38 00 <74> 08 48 89 df e8 d9 3a 72 00 48 8b 03 48 89 c5 25 08 00 20 00 3d RSP: 0018:ffffc90003897698 EFLAGS: 00000246 RAX: 1ffff11002fbe000 RBX: ffff888017df0000 RCX: 0000000000040000 RDX: ffffc9000e5ea000 RSI: 0000000000003cbb RDI: 0000000000000001 RBP: ffff8880b913ad20 R08: ffffffff81749327 R09: ffffed1017207673 R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000001 R13: ffff8880b903b380 R14: 0000000000000001 R15: dffffc0000000000 smp_call_function_many_cond+0x83e/0xd90 kernel/smp.c:949 on_each_cpu_cond_mask+0x3b/0x80 kernel/smp.c:1135 on_each_cpu include/linux/smp.h:71 [inline] text_poke_sync arch/x86/kernel/alternative.c:1207 [inline] text_poke_bp_batch+0x5e4/0x930 arch/x86/kernel/alternative.c:1469 text_poke_flush arch/x86/kernel/alternative.c:1598 [inline] text_poke_finish+0x16/0x30 arch/x86/kernel/alternative.c:1605 arch_jump_label_transform_apply+0x13/0x20 arch/x86/kernel/jump_label.c:146 static_key_enable_cpuslocked+0x12e/0x250 kernel/jump_label.c:177 static_key_enable+0x16/0x20 kernel/jump_label.c:190 tracepoint_add_func+0x947/0x9d0 kernel/tracepoint.c:361 tracepoint_probe_register_prio kernel/tracepoint.c:511 [inline] tracepoint_probe_register+0x101/0x160 kernel/tracepoint.c:531 perf_trace_event_reg kernel/trace/trace_event_perf.c:129 [inline] perf_trace_event_init+0x494/0x940 kernel/trace/trace_event_perf.c:202 perf_trace_init+0x23b/0x2d0 kernel/trace/trace_event_perf.c:226 perf_tp_event_init+0x89/0x110 kernel/events/core.c:10067 perf_try_init_event+0x135/0x3e0 kernel/events/core.c:11543 perf_init_event kernel/events/core.c:11607 [inline] perf_event_alloc+0x1175/0x2180 kernel/events/core.c:11899 __do_sys_perf_event_open kernel/events/core.c:12437 [inline] __se_sys_perf_event_open+0xb27/0x4510 kernel/events/core.c:12329 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x3b/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x66/0xd0 RIP: 0033:0x7f088969eeb9 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:00007f0887b1b038 EFLAGS: 00000246 ORIG_RAX: 000000000000012a RAX: ffffffffffffffda RBX: 00007f088983af80 RCX: 00007f088969eeb9 RDX: ffffffffffffffff RSI: 0000000000000000 RDI: 0000000020000000 RBP: 00007f088970c93e R08: 0000000000000000 R09: 0000000000000000 R10: ffffffffffffffff R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000000 R14: 00007f088983af80 R15: 00007ffdd059c1d8