rcu: INFO: rcu_preempt self-detected stall on CPU
rcu: 1-....: (1 GPs behind) idle=a14c/1/0x4000000000000000 softirq=9048/9050 fqs=4461
rcu: hardirqs softirqs csw/system
rcu: number: 1 0 0
rcu: cputime: 26363 26111 22 ==> 52480(ms)
rcu: (t=10500 jiffies g=6745 q=571 ncpus=2)
CPU: 1 PID: 26 Comm: kworker/1:1 Not tainted 6.5.0-rc5-syzkaller-00202-g8a519a572598 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/26/2023
Workqueue: events_power_efficient wg_ratelimiter_gc_entries
RIP: 0010:taprio_dequeue_tc_priority+0x266/0x4b0 net/sched/sch_taprio.c:798
Code: 10 89 ef 44 89 f6 e8 39 b6 2c f9 44 39 f5 0f 84 40 ff ff ff e8 3b bb 2c f9 49 83 ff 0f 0f 87 e1 01 00 00 48 8b 04 24 0f b6 00 <38> 44 24 36 7c 08 84 c0 0f 85 bf 01 00 00 8b 33 8b 4c 24 30 48 8b
RSP: 0018:ffffc900001e0d60 EFLAGS: 00000293
RAX: 0000000000000000 RBX: ffff88806f214394 RCX: 0000000000000100
RDX: ffff888018a61dc0 RSI: ffffffff88594d65 RDI: 0000000000000004
RBP: 000000000000000a R08: 0000000000000004 R09: 000000000000000a
R10: 0000000000000000 R11: 000000000000004e R12: 0000000000000010
R13: ffff88802cbfab60 R14: 0000000000000000 R15: 0000000000000001
FS: 0000000000000000(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fff88e4d3d8 CR3: 0000000018ed8000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
<IRQ>
taprio_dequeue+0x12e/0x5f0 net/sched/sch_taprio.c:868
dequeue_skb net/sched/sch_generic.c:292 [inline]
qdisc_restart net/sched/sch_generic.c:397 [inline]
__qdisc_run+0x1c4/0x19d0 net/sched/sch_generic.c:415
qdisc_run include/net/pkt_sched.h:125 [inline]
qdisc_run include/net/pkt_sched.h:122 [inline]
net_tx_action+0x71e/0xc80 net/core/dev.c:5049
__do_softirq+0x218/0x965 kernel/softirq.c:553
invoke_softirq kernel/softirq.c:427 [inline]
__irq_exit_rcu kernel/softirq.c:632 [inline]
irq_exit_rcu+0xb7/0x120 kernel/softirq.c:644
sysvec_apic_timer_interrupt+0x93/0xc0 arch/x86/kernel/apic/apic.c:1109
</IRQ>
<TASK>
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:645
RIP: 0010:lock_acquire+0x1ef/0x510 kernel/locking/lockdep.c:5729
Code: c1 05 d5 6e 9b 7e 83 f8 01 0f 85 b0 02 00 00 9c 58 f6 c4 02 0f 85 9b 02 00 00 48 85 ed 74 01 fb 48 b8 00 00 00 00 00 fc ff df <48> 01 c3 48 c7 03 00 00 00 00 48 c7 43 08 00 00 00 00 48 8b 84 24
RSP: 0018:ffffc90000a1fb98 EFLAGS: 00000206
RAX: dffffc0000000000 RBX: 1ffff92000143f75 RCX: 0000000000000001
RDX: 1ffff1100314c510 RSI: ffffffff8a6c83a0 RDI: ffffffff8ac811a0
RBP: 0000000000000200 R08: 0000000000000000 R09: fffffbfff2309dea
R10: ffffffff9184ef57 R11: 0000000000000000 R12: 0000000000000001
R13: 0000000000000000 R14: ffffffff8d89afb8 R15: 0000000000000000
__raw_spin_lock include/linux/spinlock_api_smp.h:133 [inline]
_raw_spin_lock+0x2e/0x40 kernel/locking/spinlock.c:154
spin_lock include/linux/spinlock.h:351 [inline]
wg_ratelimiter_gc_entries+0xc6/0x520 drivers/net/wireguard/ratelimiter.c:63
process_one_work+0xaa2/0x16f0 kernel/workqueue.c:2600
worker_thread+0x687/0x1110 kernel/workqueue.c:2751
kthread+0x33a/0x430 kernel/kthread.c:389
ret_from_fork+0x2c/0x70 arch/x86/kernel/process.c:145
ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:304
</TASK>