rcu: INFO: rcu_preempt self-detected stall on CPU
rcu: 	0-....: (1 GPs behind) idle=2c64/1/0x4000000000000000 softirq=36838/36839 fqs=4731
rcu: 	         hardirqs   softirqs   csw/system
rcu: 	 number:  1139478          0            0
rcu: 	cputime:    29545      22944           80   ==> 52490(ms)
rcu: 	(t=10500 jiffies g=28493 q=2484 ncpus=2)
CPU: 0 UID: 0 PID: 10857 Comm: syz.2.1440 Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014
RIP: 0010:queue_work_on+0x1f7/0x270
Code: 4d 85 ff 75 16 e8 a9 a9 35 00 eb 15 e8 a2 a9 35 00 e8 6d 35 ef 09 4d 85 ff 74 ea e8 93 a9 35 00 fb 48 c7 44 24 40 0e 36 e0 45 <4b> c7 04 2e 00 00 00 00 66 43 c7 44 2e 09 00 00 43 c6 44 2e 0b 00
RSP: 0000:ffffc90000006f80 EFLAGS: 00000246
RAX: ffffffff818a02bd RBX: ffff88803346b401 RCX: ffff88801e855640
RDX: 0000000000000100 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc90000007078 R08: ffffffff8fa38037 R09: 1ffffffff1f47006
R10: dffffc0000000000 R11: fffffbfff1f47007 R12: 0000000000000000
R13: dffffc0000000000 R14: 1ffff92000000df8 R15: 0000000000000200
FS:  00007f2a208c46c0(0000) GS:ffff8880b861c000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000000 CR3: 00000001221a0000 CR4: 00000000000006f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600
Call Trace:
 <IRQ>
 wg_packet_send_queued_handshake_initiation+0x21f/0x340
 wg_packet_send_staged_packets+0x14dc/0x17d0
 wg_xmit+0xa01/0xf80
 dev_hard_start_xmit+0x2d7/0x830
 __dev_queue_xmit+0x1b8d/0x3b50
 ip6_finish_output2+0x11fe/0x16a0
 ndisc_send_skb+0xb54/0x1440
 addrconf_rs_timer+0x369/0x670
 call_timer_fn+0x17e/0x5f0
 __run_timer_base+0x61a/0x860
 run_timer_softirq+0xb7/0x180
 handle_softirqs+0x286/0x870
 __irq_exit_rcu+0xca/0x1f0
 irq_exit_rcu+0x9/0x30
 sysvec_apic_timer_interrupt+0xa6/0xc0
 </IRQ>
 <TASK>
 asm_sysvec_apic_timer_interrupt+0x1a/0x20
RIP: 0010:preempt_schedule_irq+0xb0/0x150
Code: 24 20 f6 44 24 21 02 74 0c 90 0f 0b 48 f7 03 08 00 00 00 74 64 bf 01 00 00 00 e8 fb 98 15 f6 e8 36 f3 4c f6 fb bf 01 00 00 00 <e8> 5b ab ff ff 48 c7 44 24 40 00 00 00 00 9c 8f 44 24 40 8b 44 24
RSP: 0000:ffffc900078c7dc0 EFLAGS: 00000282
RAX: 3f32a93732f04100 RBX: 0000000000000000 RCX: 3f32a93732f04100
RDX: 0000000000000000 RSI: ffffffff8d9b6a0a RDI: 0000000000000001
RBP: ffffc900078c7e70 R08: ffffffff8fa38037 R09: 1ffffffff1f47006
R10: dffffc0000000000 R11: fffffbfff1f47007 R12: 0000000000000000
R13: 0000000000000000 R14: dffffc0000000000 R15: 1ffff92000f18fb8
 irqentry_exit+0x6f/0x90
 asm_sysvec_irq_work+0x1a/0x20
RIP: 0010:its_return_thunk+0x0/0x10
Code: cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc <c3> cc 90 90 90 90 90 90 90 90 90 90 90 90 90 90 e9 ab 52 b7 f5 cc
RSP: 0000:ffffc900078c7f30 EFLAGS: 00000286
RAX: 3f32a93732f04100 RBX: ffffc900078c7f58 RCX: 3f32a93732f04100
RDX: 0000000000000000 RSI: ffffffff8d9b6a0a RDI: ffffffff8be33300
RBP: 0000000000000000 R08: ffffffff8fa38037 R09: 1ffffffff1f47006
R10: dffffc0000000000 R11: fffffbfff1f47007 R12: 0000000000000000
R13: 0000000000000000 R14: ffff88801e855640 R15: 0000000000000008
 irqentry_exit_to_user_mode+0x51/0x120
 asm_sysvec_apic_timer_interrupt+0x1a/0x20
RIP: 0033:0x7f2a1f98ebf1
Code: 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 83 c8 ff c3 66 2e 0f 1f
RSP: 002b:00007f2a208c4038 EFLAGS: 00000217
RAX: 0000000000000000 RBX: 00007f2a1fbb5fa0 RCX: 00007f2a1f98ebe9
RDX: 00002000000006c0 RSI: 0000000000005452 RDI: 0000000000000003
RBP: 00007f2a1fa11e19 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f2a1fbb6038 R14: 00007f2a1fbb5fa0 R15: 00007ffd422e4ea8
 </TASK>
sched: DL replenish lagged too much
clocksource: Long readout interval, skipping watchdog check: cs_nsec: 105878366056 wd_nsec: 105878368624
