rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
rcu: 	0-....: (1 ticks this GP) idle=61ac/1/0x4000000000000000 softirq=463121/463121 fqs=39865
rcu: 	(detected by 1, t=105002 jiffies, g=488393, q=30530 ncpus=2)
Sending NMI from CPU 1 to CPUs 0:
NMI backtrace for cpu 0
CPU: 0 PID: 9943 Comm: syz-executor.2 Not tainted 6.3.0-rc5-next-20230406 #1
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
RIP: 0010:default_send_IPI_self+0x65/0xf0
Code: b6 45 00 84 c0 74 08 3c 03 0f 8e 80 00 00 00 8b 04 25 00 c3 5f ff f6 c4 10 75 e2 81 cb 00 00 04 00 89 df 89 3c 25 00 c3 5f ff <5b> 5d e9 28 b6 39 03 48 c7 c0 a0 6c 2a 85 48 ba 00 00 00 00 00 fc
RSP: 0018:ffff88806ce096a8 EFLAGS: 00000006
RAX: 00000000000400f6 RBX: 00000000000400f6 RCX: 0000000000000100
RDX: 1ffffffff0a54da3 RSI: ffffffff8159223c RDI: 00000000000400f6
RBP: fffffbffffebf860 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
R13: ffff88806ce3a570 R14: 0000000000000000 R15: 0000000000000000
FS:  00007f6797c19700(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f6797c18fe8 CR3: 00000000456ac000 CR4: 0000000000350ef0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600
Call Trace:
 <IRQ>
 arch_irq_work_raise+0x8b/0x110
 __irq_work_queue_local+0xc1/0x2f0
 irq_work_queue_on+0x122/0x130
 __rcu_read_unlock+0x3f0/0x4f0
 perf_event_output_forward+0x21c/0x3c0
 __perf_event_overflow+0x4c2/0x9e0
 perf_swevent_event+0x344/0x550
 perf_tp_event+0x2ce/0x10c0
 perf_trace_run_bpf_submit+0xf3/0x190
 perf_trace_preemptirq_template+0x252/0x420
 trace_hardirqs_on+0xce/0x100
 asm_sysvec_irq_work+0x1a/0x20
RIP: 0010:__rcu_read_unlock+0xc8/0x4f0
Code: b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 0f b6 04 02 84 c0 74 08 3c 03 0f 8e 76 01 00 00 8b 85 f8 03 00 00 85 c0 75 58 <65> 48 8b 1c 25 80 8d 03 00 48 8d bb f4 03 00 00 48 b8 00 00 00 00
RSP: 0018:ffff88806ce09da8 EFLAGS: 00000202
RAX: 0000000000000162 RBX: ffff88806ce3a540 RCX: ffffffff812cb94f
RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff813706f1
RBP: ffffffff85615e00 R08: 0000000000000001 R09: ffffffff87785a27
R10: fffffbfff0ef0b44 R11: 0000000000000001 R12: 0000000000000001
R13: ffffffff830f6100 R14: 0000000000000200 R15: dffffc0000000000
 ieee80211_iterate_active_interfaces_atomic+0x95/0x1c0
 mac80211_hwsim_beacon+0x105/0x200
 __hrtimer_run_queues+0x59d/0xb60
 hrtimer_run_softirq+0x14c/0x310
 __do_softirq+0x1b7/0x7d4
 __irq_exit_rcu+0xcc/0x110
 irq_exit_rcu+0x9/0x20
 sysvec_apic_timer_interrupt+0x6e/0x90
 </IRQ>
 <TASK>
 asm_sysvec_apic_timer_interrupt+0x1a/0x20
RIP: 0010:__sanitizer_cov_trace_pc+0x20/0x70
Code: 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 65 8b 05 3d d6 b7 7e 89 c1 48 8b 34 24 81 e1 00 01 00 00 65 48 8b 14 25 80 8d 03 00 <a9> 00 01 ff 00 74 0e 85 c9 74 35 8b 82 fc 13 00 00 85 c0 74 2b 8b
RSP: 0018:ffff8880463b7a78 EFLAGS: 00000246
RAX: 0000000080000000 RBX: 0000000000000000 RCX: 0000000000000000
RDX: ffff888044ed5040 RSI: ffffffff82164f92 RDI: 0000000000000007
RBP: 0000000000000044 R08: 0000000000000007 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000002000
R13: ffff888015eb4220 R14: dffffc0000000000 R15: ffffffffffffffff
 _find_next_zero_bit+0xc2/0x150
 find_inode_bit+0x11d/0x560
 __ext4_new_inode+0x13c0/0x5430
 ext4_mkdir+0x33e/0xb20
 vfs_mkdir+0x24b/0x470
 do_mkdirat+0x163/0x2d0
 __x64_sys_mkdir+0xf6/0x150
 do_syscall_64+0x3f/0x90
 entry_SYSCALL_64_after_hwframe+0x72/0xdc
RIP: 0033:0x7f679a6a2c27
Code: 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 53 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f6797c18fa8 EFLAGS: 00000246 ORIG_RAX: 0000000000000053
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f679a6a2c27
RDX: 0000000000000000 RSI: 00000000000001ff RDI: 0000000020000200
RBP: 00007f6797c19040 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000020000200 R14: 00007f6797c19000 R15: 0000000000000000
 </TASK>
----------------
Code disassembly (best guess):
   0:	b6 45                	mov    $0x45,%dh
   2:	00 84 c0 74 08 3c 03 	add    %al,0x33c0874(%rax,%rax,8)
   9:	0f 8e 80 00 00 00    	jle    0x8f
   f:	8b 04 25 00 c3 5f ff 	mov    0xffffffffff5fc300,%eax
  16:	f6 c4 10             	test   $0x10,%ah
  19:	75 e2                	jne    0xfffffffd
  1b:	81 cb 00 00 04 00    	or     $0x40000,%ebx
  21:	89 df                	mov    %ebx,%edi
  23:	89 3c 25 00 c3 5f ff 	mov    %edi,0xffffffffff5fc300
* 2a:	5b                   	pop    %rbx <-- trapping instruction
  2b:	5d                   	pop    %rbp
  2c:	e9 28 b6 39 03       	jmpq   0x339b659
  31:	48 c7 c0 a0 6c 2a 85 	mov    $0xffffffff852a6ca0,%rax
  38:	48                   	rex.W
  39:	ba 00 00 00 00       	mov    $0x0,%edx
  3e:	00 fc                	add    %bh,%ah