rcu: INFO: rcu_preempt self-detected stall on CPU
rcu: 	1-....: (1 GPs behind) idle=c1c4/1/0x4000000000000000 softirq=17274/17276 fqs=4305
rcu: 	         hardirqs   softirqs   csw/system
rcu: 	 number:   868608          0            0
rcu: 	cputime:    26854      25635           97   ==> 52490(ms)
rcu: 	(t=10500 jiffies g=8233 q=4551 ncpus=2)
CPU: 1 UID: 0 PID: 6301 Comm: syz.2.128 Not tainted 6.16.0-syzkaller-06600-g1dbf1d590d10-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:rcu_read_unlock_special+0x87/0x4c0
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 b2 e8 f2 10 41 f7 c6 00 00 f0 00 74 49 <48> c7 44 24 40 0e 36 e0 45 4a c7 04 2b 00 00 00 00 66 42 c7 44 2b
RSP: 0018:ffffc900001e0b40 EFLAGS: 00000206
RAX: 260f617f60e00700 RBX: 1ffff9200003c170 RCX: 260f617f60e00700
RDX: 0000000000000000 RSI: ffffffff8d9792dd RDI: ffffffff8be30a00
RBP: ffffc900001e0c28 R08: ffffffff8fa07bf7 R09: 1ffffffff1f40f7e
R10: dffffc0000000000 R11: fffffbfff1f40f7f R12: ffffffff8e141800
R13: dffffc0000000000 R14: 0000000000000246 R15: 0000000000000002
FS:  00007f8ab5c396c0(0000) GS:ffff8881a3c80000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f9457937100 CR3: 00000000267f6000 CR4: 00000000000006f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000090602
Call Trace:
 <IRQ>
 __rcu_read_unlock+0x84/0xe0
 mac80211_hwsim_beacon+0xbb/0x1c0
 __hrtimer_run_queues+0x52c/0xc60
 hrtimer_run_softirq+0x187/0x2b0
 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 eb 1f 1f f6 e8 c6 48 56 f6 fb bf 01 00 00 00 <e8> eb aa ff ff 48 c7 44 24 40 00 00 00 00 9c 8f 44 24 40 8b 44 24
RSP: 0018:ffffc90004ef7520 EFLAGS: 00000282
RAX: 260f617f60e00700 RBX: 0000000000000000 RCX: 260f617f60e00700
RDX: 0000000000000000 RSI: ffffffff8d9792dd RDI: 0000000000000001
RBP: ffffc90004ef75c0 R08: ffffffff8fa07bf7 R09: 1ffffffff1f40f7e
R10: dffffc0000000000 R11: fffffbfff1f40f7f R12: 0000000000000000
R13: 0000000000000000 R14: dffffc0000000000 R15: 1ffff920009deea4
 irqentry_exit+0x6f/0x90
 asm_sysvec_apic_timer_interrupt+0x1a/0x20
RIP: 0010:call_rcu+0x73e/0x9c0
Code: 84 24 a1 00 00 00 02 75 62 f7 44 24 50 00 02 00 00 49 bc 00 00 00 00 00 fc ff df 74 01 fb 48 c7 84 24 80 00 00 00 0e 36 e0 45 <4b> c7 44 25 00 00 00 00 00 66 43 c7 44 25 09 00 00 43 c6 44 25 0b
RSP: 0018:ffffc90004ef7680 EFLAGS: 00000206
RAX: 260f617f60e00700 RBX: ffff8881085f3200 RCX: 260f617f60e00700
RDX: 0000000000000000 RSI: ffffffff8d9792dd RDI: ffffffff8be30a00
RBP: ffffc90004ef77c0 R08: ffffffff8fa07bf7 R09: 1ffffffff1f40f7e
R10: dffffc0000000000 R11: fffffbfff1f40f7f R12: dffffc0000000000
R13: 1ffff920009deee0 R14: 1ffff11009607606 R15: 00000000000002db
 kmem_cache_free+0x309/0x400
 __fput_deferred+0x227/0x390
 fput_close+0x119/0x200
 path_openat+0x313c/0x3830
 do_filp_open+0x1fa/0x410
 do_sys_openat2+0x121/0x1c0
 __x64_sys_openat+0x138/0x170
 do_syscall_64+0xfa/0x3b0
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f8ab4d8d550
Code: 48 89 44 24 20 75 93 44 89 54 24 0c e8 49 94 02 00 44 8b 54 24 0c 89 da 48 89 ee 41 89 c0 bf 9c ff ff ff b8 01 01 00 00 0f 05 <48> 3d 00 f0 ff ff 77 38 44 89 c7 89 44 24 0c e8 9c 94 02 00 8b 44
RSP: 002b:00007f8ab5c38f10 EFLAGS: 00000293 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f8ab4d8d550
RDX: 0000000000000002 RSI: 00007f8ab5c38fa0 RDI: 00000000ffffff9c
RBP: 00007f8ab5c38fa0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000000
R13: 00007f8ab4fb6038 R14: 00007f8ab4fb5fa0 R15: 00007fff96ecdbb8
 </TASK>
clocksource: Long readout interval, skipping watchdog check: cs_nsec: 105543084675 wd_nsec: 105543087092
