rcu: INFO: rcu_preempt self-detected stall on CPU
rcu: 	1-....: (10499 ticks this GP) idle=9a74/1/0x4000000000000000 softirq=151859/152324 fqs=5144
rcu: 	         hardirqs   softirqs   csw/system
rcu: 	 number:  1060413       1041            0
rcu: 	cputime:    36025      16460           46   ==> 52490(ms)
rcu: 	(t=10500 jiffies g=124537 q=3000 ncpus=2)
CPU: 1 UID: 0 PID: 30084 Comm: syz.4.6531 Not tainted 6.16.0-syzkaller-06600-g1dbf1d590d10 #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 6b dd 54 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 b6 1d f6 65 8b 05 0c a0 27 07 85 c0 74 40 48 c7 04 24 0e 36
RSP: 0018:ffffc900001e09c0 EFLAGS: 00000206
RAX: 8db8dddf3f1fe700 RBX: 0000000000000a02 RCX: 8db8dddf3f1fe700
RDX: 0000000000000002 RSI: ffffffff8d9792e3 RDI: 0000000000000001
RBP: ffffc900001e0a48 R08: ffffffff8fa07bf7 R09: 1ffffffff1f40f7e
R10: dffffc0000000000 R11: fffffbfff1f40f7f R12: dffffc0000000000
R13: ffff888130c198f0 R14: ffffffff99cc7e68 R15: 1ffff9200003c138
FS:  00007fc3c87b46c0(0000) GS:ffff8881a3c80000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000000 CR3: 00000000375ce000 CR4: 00000000000006f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600
Call Trace:
 <IRQ>
 debug_check_no_obj_freed+0x451/0x470
 kmem_cache_free+0x113/0x400
 mac80211_hwsim_beacon_tx+0x3f0/0x860
 __iterate_interfaces+0x2ab/0x590
 ieee80211_iterate_active_interfaces_atomic+0xdb/0x180
 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_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 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:ffffc9000367fa80 EFLAGS: 00000282
RAX: 8db8dddf3f1fe700 RBX: 0000000000000000 RCX: 8db8dddf3f1fe700
RDX: 0000000000000006 RSI: ffffffff8d9792e3 RDI: 0000000000000001
RBP: ffffc9000367fb20 R08: ffffffff8fa07bf7 R09: 1ffffffff1f40f7e
R10: dffffc0000000000 R11: fffffbfff1f40f7f R12: 0000000000000000
R13: 0000000000000000 R14: dffffc0000000000 R15: 1ffff920006cff50
 irqentry_exit+0x6f/0x90
 asm_sysvec_apic_timer_interrupt+0x1a/0x20
RIP: 0010:seqcount_lockdep_reader_access+0x17d/0x1c0
Code: ff 4d 85 ed 75 16 e8 02 56 86 ff eb 15 e8 fb 55 86 ff e8 66 6e 36 09 4d 85 ed 74 ea e8 ec 55 86 ff fb 48 c7 04 24 0e 36 e0 45 <4b> c7 04 27 00 00 00 00 66 43 c7 44 27 09 00 00 43 c6 44 27 0b 00
RSP: 0018:ffffc9000367fbe0 EFLAGS: 00000293
RAX: ffffffff82395ac4 RBX: 0000000000000000 RCX: ffff888108279cc0
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc9000367fca0 R08: ffffffff8fa07bf7 R09: 1ffffffff1f40f7e
R10: dffffc0000000000 R11: fffffbfff1f40f7f R12: dffffc0000000000
R13: 0000000000000200 R14: ffffffff8239fadf R15: 1ffff920006cff7c
 d_lookup+0x1f/0xa0
 lookup_one_qstr_excl+0x34/0x360
 filename_create+0x224/0x3c0
 do_mkdirat+0xa0/0x590
 __x64_sys_mkdir+0x6c/0x80
 do_syscall_64+0xfa/0x3b0
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fc3c798ebe9
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:00007fc3c87b4038 EFLAGS: 00000246 ORIG_RAX: 0000000000000053
RAX: ffffffffffffffda RBX: 00007fc3c7bb5fa0 RCX: 00007fc3c798ebe9
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000200000000000
RBP: 00007fc3c7a11e19 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fc3c7bb6038 R14: 00007fc3c7bb5fa0 R15: 00007ffd0ee76628
 </TASK>
