rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
rcu: 	0-....: (8 ticks this GP) idle=77d/1/0x4000000000000002 softirq=35659/35659 fqs=5235 
	(detected by 1, t=10502 jiffies, g=50389, q=2201)
Sending NMI from CPU 1 to CPUs 0:
NMI backtrace for cpu 0
CPU: 0 PID: 13048 Comm: syz.1.2479 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
RIP: 0010:__lock_is_held kernel/locking/lockdep.c:5363 [inline]
RIP: 0010:lock_is_held_type+0x7c/0x190 kernel/locking/lockdep.c:5666
Code: 41 89 f7 49 89 fe 48 c7 04 24 00 00 00 00 9c 8f 04 24 4c 8b 2c 24 fa 48 c7 c7 60 2a 0b 8a e8 4b 0e 00 00 65 ff 05 84 08 59 76 <83> bb e8 0a 00 00 00 7e 4b 44 89 fd 49 89 df 49 81 c7 f0 0a 00 00
RSP: 0018:ffffc900000071b0 EFLAGS: 00000002
RAX: 0000000000000000 RBX: ffff88807f27d940 RCX: a4879e149d66e600
RDX: 0000000000000100 RSI: ffffffff8a0b2a60 RDI: ffffffff8a59e580
RBP: 00000000ffffffff R08: dffffc0000000000 R09: ffffc90000007360
R10: fffff52000000e73 R11: 1ffff92000000e6c R12: dffffc0000000000
R13: 0000000000000046 R14: ffffffff8c11c760 R15: 00000000ffffffff
FS:  00007eff3c0a86c0(0000) GS:ffff8880b9000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f2f8c409fa4 CR3: 00000000533dc000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600
Call Trace:
 <IRQ>
 perf_get_guest_cbs include/linux/perf_event.h:1274 [inline]
 perf_misc_flags+0x56/0x1b0 arch/x86/events/core.c:2961
 perf_prepare_sample+0x132/0x1cb0 kernel/events/core.c:7622
 __perf_event_output kernel/events/core.c:7802 [inline]
 perf_event_output_forward+0x146/0x280 kernel/events/core.c:7822
 __perf_event_overflow+0x364/0x530 kernel/events/core.c:9515
 perf_swevent_overflow kernel/events/core.c:9591 [inline]
 perf_swevent_event+0x4ad/0x530 kernel/events/core.c:9629
 perf_tp_event+0x32c/0xb50 kernel/events/core.c:10047
 perf_trace_run_bpf_submit+0xf3/0x1c0 kernel/events/core.c:10021
 perf_trace_preemptirq_template+0x2be/0x380 include/trace/events/preemptirq.h:14
 trace_irq_enable_rcuidle+0x108/0x180 include/trace/events/preemptirq.h:40
 trace_hardirqs_on+0x57/0x80 kernel/trace/trace_preemptirq.c:44
 asm_sysvec_irq_work+0x16/0x20 arch/x86/include/asm/idtentry.h:713
RIP: 0010:rcu_read_unlock_special+0x84/0x480 kernel/rcu/tree_plugin.h:674
Code: f1 f1 f1 00 f2 f2 f2 4a 89 04 2b 66 42 c7 44 2b 09 f3 f3 42 c6 44 2b 0b f3 65 44 8b 35 ed 11 9e 7e 41 f7 c6 00 00 f0 00 74 45 <48> c7 44 24 20 0e 36 e0 45 4a c7 04 2b 00 00 00 00 66 42 c7 44 2b
RSP: 0018:ffffc900000079e0 EFLAGS: 00000206
RAX: a4879e149d66e600 RBX: 1ffff92000000f40 RCX: a4879e149d66e600
RDX: dffffc0000000000 RSI: ffffffff8a0b1c60 RDI: ffffffff8a59e580
RBP: ffffc90000007ac0 R08: dffffc0000000000 R09: fffffbfff1ff7c38
R10: fffffbfff1ff7c38 R11: 1ffffffff1ff7c37 R12: ffffffff8c120c00
R13: dffffc0000000000 R14: 0000000000000246 R15: 0000000000000001
 __rcu_read_unlock+0x78/0xd0 kernel/rcu/tree_plugin.h:422
 rcu_read_unlock include/linux/rcupdate.h:772 [inline]
 hsr_announce+0x294/0x300 net/hsr/hsr_device.c:407
 call_timer_fn+0x16c/0x530 kernel/time/timer.c:1451
 expire_timers kernel/time/timer.c:1496 [inline]
 __run_timers+0x525/0x7c0 kernel/time/timer.c:1767
 run_timer_softirq+0x63/0xf0 kernel/time/timer.c:1780
 handle_softirqs+0x328/0x820 kernel/softirq.c:576
 __do_softirq kernel/softirq.c:610 [inline]
 invoke_softirq kernel/softirq.c:450 [inline]
 __irq_exit_rcu+0x12f/0x220 kernel/softirq.c:659
 irq_exit_rcu+0x5/0x20 kernel/softirq.c:671
 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1108 [inline]
 sysvec_apic_timer_interrupt+0xa0/0xc0 arch/x86/kernel/apic/apic.c:1108
 </IRQ>
 <TASK>
 asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:676
RIP: 0010:schedule_debug kernel/sched/core.c:5601 [inline]
RIP: 0010:__schedule+0x138/0x4390 kernel/sched/core.c:6286
Code: 74 08 48 89 df e8 48 c4 0a f8 48 8b 1b 48 89 d8 48 c1 e8 03 42 80 3c 28 00 74 08 48 89 df e8 2f c4 0a f8 48 81 3b 9d 6e ac 57 <0f> 85 53 13 00 00 83 7c 24 50 00 75 42 49 8d 5f 18 48 89 d8 48 c1
RSP: 0018:ffffc90002e8f860 EFLAGS: 00000246
RAX: 1ffff920005d1000 RBX: ffffc90002e88000 RCX: 0000000000000000
RDX: 0000000000000010 RSI: 0000000000000000 RDI: ffffc90002e8f9d0
RBP: ffffc90002e8fa30 R08: dffffc0000000000 R09: ffffc90002e8f9c0
R10: fffff520005d1f3a R11: 1ffff920005d1f38 R12: ffffc90002e8f9c0
R13: dffffc0000000000 R14: ffff8880b9000000 R15: ffff88807f27d940
 preempt_schedule_common+0x82/0xd0 kernel/sched/core.c:6571
 preempt_schedule+0xa7/0xb0 kernel/sched/core.c:6596
 preempt_schedule_thunk+0x16/0x18 arch/x86/entry/thunk_64.S:34
 smp_call_function_single+0x402/0x490 kernel/smp.c:760
 task_function_call kernel/events/core.c:120 [inline]
 perf_install_in_context+0x59a/0x8f0 kernel/events/core.c:3016
 __do_sys_perf_event_open kernel/events/core.c:12793 [inline]
 __se_sys_perf_event_open+0x1283/0x1b80 kernel/events/core.c:12387
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7eff3de41749
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:00007eff3c0a8038 EFLAGS: 00000246 ORIG_RAX: 000000000000012a
RAX: ffffffffffffffda RBX: 00007eff3e097fa0 RCX: 00007eff3de41749
RDX: ffffffffffffffff RSI: 0000000000000000 RDI: 0000200000000480
RBP: 00007eff3dec5f91 R08: 0000000000000000 R09: 0000000000000000
R10: ffffffffffffffff R11: 0000000000000246 R12: 0000000000000000
R13: 00007eff3e098038 R14: 00007eff3e097fa0 R15: 00007ffd01bcf2e8
 </TASK>