rcu: INFO: rcu_preempt self-detected stall on CPU
rcu: 	0-....: (10505 ticks this GP) idle=4f8c/1/0x4000000000000000 softirq=40198/40201 fqs=4812
rcu: 	         hardirqs   softirqs   csw/system
rcu: 	 number:  1008519          0            0
rcu: 	cputime:    28486      23993           93   ==> 52480(ms)
rcu: 	(t=10500 jiffies g=32769 q=1805 ncpus=2)
CPU: 0 UID: 0 PID: 10022 Comm: syz.7.1162 Not tainted 6.16.0-rc6-syzkaller-00411-g95993dc3039e-dirty #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:_raw_spin_unlock_irqrestore+0xa8/0x110
Code: 74 05 e8 cb 9e 56 f6 48 c7 44 24 20 00 00 00 00 9c 8f 44 24 20 f6 44 24 21 02 75 4f f7 c3 00 02 00 00 74 01 fb bf 01 00 00 00 <e8> 13 cd 1f f6 65 8b 05 bc f9 2e 07 85 c0 74 40 48 c7 04 24 0e 36
RSP: 0018:ffffc90000007960 EFLAGS: 00000206
RAX: fdbec5eac7faa500 RBX: 0000000000000a02 RCX: fdbec5eac7faa500
RDX: 0000000000000002 RSI: ffffffff8d99883e RDI: 0000000000000001
RBP: ffffc900000079e8 R08: ffffffff8fa1e8f7 R09: 1ffffffff1f43d1e
R10: dffffc0000000000 R11: fffffbfff1f43d1f R12: dffffc0000000000
R13: dffffc0000000000 R14: ffff88804b025940 R15: 1ffff92000000f2c
FS:  00007fe3f1bf66c0(0000) GS:ffff8880b861f000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fe1e6d93d58 CR3: 00000000278e8000 CR4: 00000000000006f0
DR0: 0000200000000300 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600
Call Trace:
 <IRQ>
 __mod_timer+0xb37/0xf30
 addrconf_mod_rs_timer+0x51/0xe0
 addrconf_rs_timer+0x45e/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_irq_work+0xa3/0xc0
 </IRQ>
 <TASK>
 asm_sysvec_irq_work+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 8b 2d 21 f6 e8 c6 00 58 f6 fb bf 01 00 00 00 <e8> 1b ab ff ff 48 c7 44 24 40 00 00 00 00 9c 8f 44 24 40 8b 44 24
RSP: 0018:ffffc90002c9fb00 EFLAGS: 00000286
RAX: fdbec5eac7faa500 RBX: 0000000000000000 RCX: fdbec5eac7faa500
RDX: 0000000000000006 RSI: ffffffff8d99883e RDI: 0000000000000001
RBP: ffffc90002c9fba0 R08: ffffffff8fa1e8f7 R09: 1ffffffff1f43d1e
R10: dffffc0000000000 R11: fffffbfff1f43d1f R12: 0000000000000000
R13: 0000000000000000 R14: dffffc0000000000 R15: 1ffff92000593f60
 irqentry_exit+0x6f/0x90
 asm_sysvec_apic_timer_interrupt+0x1a/0x20
RIP: 0010:crc32_le_base+0x156/0x250
Code: 0f b6 04 28 84 c0 0f 85 85 00 00 00 0f b6 c3 41 0f b6 0c 2e 31 c1 4c 8d 24 8d c0 bb e2 8b 4c 89 e0 48 c1 e8 03 42 0f b6 04 28 <84> c0 75 7a 48 8b 04 24 48 01 e8 c1 eb 08 41 33 1c 24 48 83 f8 01
RSP: 0018:ffffc90002c9fc60 EFLAGS: 00000a07
RAX: 0000000000000000 RBX: 0000000011536c46 RCX: 0000000000000027
RDX: 0000000000000000 RSI: 0000000000000006 RDI: ffff88812a88181d
RBP: 0000000000000005 R08: ffff8881204795b7 R09: 0000000000000000
R10: ffff8881204795b0 R11: ffffed102408f2b7 R12: ffffffff8be2bc5c
R13: dffffc0000000000 R14: ffff88812a881818 R15: ffff88812a88181c
 update_filter+0x2d1/0x4d0
 __tun_chr_ioctl+0x1343/0x1df0
 __se_sys_ioctl+0xfc/0x170
 do_syscall_64+0xfa/0x3b0
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fe3f3d8e9a9
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:00007fe3f1bf6038 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007fe3f3fb5fa0 RCX: 00007fe3f3d8e9a9
RDX: 00002000000000c0 RSI: 00000000400454d1 RDI: 0000000000000005
RBP: 00007fe3f3e10d69 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007fe3f3fb5fa0 R15: 00007ffd9832d118
 </TASK>
