rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
rcu: 	0-....: (24 ticks this GP) idle=ec9/1/0x4000000000000002 softirq=67276/67276 fqs=2553 
	(detected by 1, t=10506 jiffies, g=94109, q=9752)
Sending NMI from CPU 1 to CPUs 0:
NMI backtrace for cpu 0
CPU: 0 PID: 22098 Comm: syz.8.3972 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
RIP: 0010:__perf_event_overflow+0xaa/0x530 kernel/events/core.c:9481
Code: e8 4b b7 e0 ff 4d 85 f6 0f 84 a0 03 00 00 48 89 df 44 89 ee e8 b7 fc ff ff 41 89 c5 4c 8d b3 24 04 00 00 4c 89 f0 48 c1 e8 03 <48> 89 44 24 20 42 0f b6 04 20 84 c0 0f 85 a5 03 00 00 41 c7 06 01
RSP: 0018:ffffc90000006f08 EFLAGS: 00000807
RAX: 1ffff11008411af6 RBX: ffff88804208d390 RCX: ffff88806642bb80
RDX: 0000000000000100 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffff88804208d800 R08: ffff88804208d803 R09: 1ffff11008411b00
R10: dffffc0000000000 R11: ffffed1008411b01 R12: dffffc0000000000
R13: 0000000000000000 R14: ffff88804208d7b4 R15: 0000000000000000
FS:  00007fdef15616c0(0000) GS:ffff8880b9000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fdef1560ff8 CR3: 00000000727db000 CR4: 00000000003506f0
DR0: 0000200000000300 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600
Call Trace:
 <IRQ>
 perf_swevent_overflow kernel/events/core.c:9591 [inline]
 perf_swevent_event+0x4ad/0x530 kernel/events/core.c:9629
 perf_tp_event+0x383/0xbf0 kernel/events/core.c:10047
 perf_trace_run_bpf_submit+0xf3/0x1c0 kernel/events/core.c:10021
 perf_trace_preemptirq_template+0x2aa/0x360 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+0x7f/0x4a0 kernel/rcu/tree_plugin.h:674
Code: eb 03 48 b8 f1 f1 f1 f1 f8 f2 f2 f2 4a 89 04 2b 42 c7 44 2b 08 f8 f3 f3 f3 65 44 8b 35 e2 f0 9c 7e 41 f7 c6 00 00 f0 00 74 40 <48> c7 44 24 20 0e 36 e0 45 4a c7 04 2b 00 00 00 00 42 c7 44 2b 08
RSP: 0018:ffffc90000007460 EFLAGS: 00000206
RAX: 7fbd2776d736a400 RBX: 1ffff92000000e90 RCX: 7fbd2776d736a400
RDX: dffffc0000000000 RSI: ffffffff8a2b2780 RDI: ffffffff8a79f800
RBP: ffffc90000007540 R08: ffffffff901d31cf R09: 1ffffffff203a639
R10: dffffc0000000000 R11: fffffbfff203a63a R12: ffffffff8c322f00
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]
 netif_receive_skb_list_internal+0x961/0xbd0 net/core/dev.c:5773
 gro_normal_list net/core/dev.c:5926 [inline]
 gro_normal_one net/core/dev.c:5939 [inline]
 napi_gro_complete+0x26b/0x630 net/core/dev.c:5975
 dev_gro_receive+0x1952/0x20c0 net/core/dev.c:6201
 napi_gro_receive+0x31d/0xa60 net/core/dev.c:6306
 receive_buf+0x3826/0x58e0 drivers/net/virtio_net.c:1240
 virtnet_receive drivers/net/virtio_net.c:1504 [inline]
 virtnet_poll+0x571/0xf40 drivers/net/virtio_net.c:1617
 __napi_poll+0xc0/0x430 net/core/dev.c:7088
 napi_poll net/core/dev.c:7155 [inline]
 net_rx_action+0x4d4/0xa10 net/core/dev.c:7245
 handle_softirqs+0x339/0x830 kernel/softirq.c:576
 __do_softirq kernel/softirq.c:610 [inline]
 invoke_softirq kernel/softirq.c:450 [inline]
 __irq_exit_rcu+0x13b/0x230 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:generic_exec_single+0x373/0x460 kernel/smp.c:532
Code: df eb 27 e8 7f 6c 0b 00 0f 0b e9 b6 fd ff ff e8 73 6c 0b 00 e8 fe 72 4e 08 48 85 db 0f 84 5c ff ff ff e8 60 6c 0b 00 fb 31 c0 <48> c7 44 24 20 0e 36 e0 45 4b c7 44 3d 00 00 00 00 00 43 c7 44 3d
RSP: 0018:ffffc90002eefa60 EFLAGS: 00000246
RAX: 0000000000000000 RBX: 0000000000000200 RCX: 0000000000080000
RDX: ffffc9000c551000 RSI: 0000000000000b1c RDI: 0000000000000b1d
RBP: ffffc90002eefb30 R08: ffffffff901d31cf R09: 1ffffffff203a639
R10: dffffc0000000000 R11: fffffbfff203a63a R12: ffffc90002eefb88
R13: 1ffff920005ddf50 R14: 0000000000000000 R15: dffffc0000000000
 smp_call_function_single+0x202/0x4c0 kernel/smp.c:755
 task_function_call kernel/events/core.c:120 [inline]
 perf_install_in_context+0x5c7/0x920 kernel/events/core.c:3016
 __do_sys_perf_event_open kernel/events/core.c:12793 [inline]
 __se_sys_perf_event_open+0x12b3/0x1bb0 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: 0033:0x7fdef3307799
Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 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 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fdef1561028 EFLAGS: 00000246 ORIG_RAX: 000000000000012a
RAX: ffffffffffffffda RBX: 00007fdef3580fa0 RCX: 00007fdef3307799
RDX: ffffffffffffffff RSI: 0000000000000000 RDI: 0000200000000480
RBP: 00007fdef339dbd9 R08: 0000000000000000 R09: 0000000000000000
R10: ffffffffffffffff R11: 0000000000000246 R12: 0000000000000000
R13: 00007fdef3581038 R14: 00007fdef3580fa0 R15: 00007ffc5bce1998
 </TASK>