rcu: INFO: rcu_preempt self-detected stall on CPU
rcu: 	1-....: (6893 ticks this GP) idle=c9f4/1/0x4000000000000000 softirq=21740/21740 fqs=4550
rcu: 	         hardirqs   softirqs   csw/system
rcu: 	 number:   806929          0            0
rcu: 	cputime:    34957      17538           56   ==> 52510(ms)
rcu: 	(t=10503 jiffies g=15297 q=3077 ncpus=2)
CPU: 1 UID: 0 PID: 7647 Comm: syz.2.481 Not tainted 6.16.0-syzkaller-11113-gf3af62b6cee8 #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:lock_release+0x2b5/0x3e0
Code: 51 48 c7 44 24 20 00 00 00 00 9c 8f 44 24 20 f7 44 24 20 00 02 00 00 75 56 f7 c3 00 02 00 00 74 01 fb 65 48 8b 05 cb f3 01 11 <48> 3b 44 24 28 0f 85 8b 00 00 00 48 83 c4 30 5b 41 5c 41 5d 41 5e
RSP: 0018:ffffc900001dfb30 EFLAGS: 00000206
RAX: f0c13c51b861ea00 RBX: 0000000000000202 RCX: f0c13c51b861ea00
RDX: 0000000000000002 RSI: ffffffff8dba01e6 RDI: ffffffff8be2fd00
RBP: ffff888123cce180 R08: ffffc900001e0798 R09: 0000000000000000
R10: ffffc900001dfcb8 R11: fffff5200003bf99 R12: 0000000000000002
R13: 0000000000000002 R14: ffffffff8e139e60 R15: ffff888123ccd640
FS:  00007fbe59aa66c0(0000) GS:ffff8881a3c2a000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000558add82adf8 CR3: 0000000106bf6000 CR4: 00000000000006f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000200000000300
DR3: 0000200000000300 DR6: 00000000ffff0ff0 DR7: 0000000000f5060a
Call Trace:
 <IRQ>
 unwind_next_frame+0x19a9/0x2390
 arch_stack_walk+0x11c/0x150
 stack_trace_save+0x9c/0xe0
 kasan_save_stack+0x3e/0x60
 kasan_record_aux_stack+0xbd/0xd0
 kvfree_call_rcu+0xbb/0x410
 cfg80211_update_known_bss+0x634/0x1330
 __cfg80211_bss_update+0x147/0x2120
 cfg80211_inform_single_bss_data+0xba9/0x1ac0
 cfg80211_inform_bss_data+0x1fb/0x3b30
 cfg80211_inform_bss_frame_data+0x3d7/0x730
 ieee80211_bss_info_update+0x746/0x9e0
 ieee80211_scan_rx+0x593/0xa20
 ieee80211_rx_list+0x201c/0x2a90
 ieee80211_rx_napi+0x1a8/0x3d0
 ieee80211_handle_queued_frames+0xe8/0x1f0
 tasklet_action_common+0x36c/0x580
 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:finish_task_switch+0x26b/0x950
Code: 0f 84 3c 01 00 00 48 85 db 0f 85 63 01 00 00 0f 1f 44 00 00 4c 8b 75 d0 4c 89 e7 e8 6f e1 e8 09 e8 1a 28 36 00 fb 4c 8b 65 c0 <49> 8d bc 24 18 16 00 00 48 89 f8 48 c1 e8 03 42 0f b6 04 28 84 c0
RSP: 0018:ffffc90002c3f298 EFLAGS: 00000282
RAX: f0c13c51b861ea00 RBX: 0000000000000000 RCX: f0c13c51b861ea00
RDX: 0000000000000000 RSI: ffffffff8d9b1618 RDI: ffffffff8be2fd00
RBP: ffffc90002c3f2f0 R08: ffffffff8fa32437 R09: 1ffffffff1f46486
R10: dffffc0000000000 R11: fffffbfff1f46487 R12: ffff888123ccd640
R13: dffffc0000000000 R14: ffff888107f59cc0 R15: ffff88813663ab58
 __schedule+0x17a0/0x4cc0
 preempt_schedule_irq+0xb5/0x150
 irqentry_exit+0x6f/0x90
 asm_sysvec_call_function_single+0x1a/0x20
RIP: 0010:lock_is_held_type+0x137/0x190
Code: 01 75 44 48 c7 04 24 00 00 00 00 9c 8f 04 24 f7 04 24 00 02 00 00 75 4c 41 f7 c4 00 02 00 00 74 01 fb 65 48 8b 05 39 fc 27 07 <48> 3b 44 24 08 75 43 89 d8 48 83 c4 10 5b 41 5c 41 5d 41 5e 41 5f
RSP: 0018:ffffc90002c3f698 EFLAGS: 00000206
RAX: f0c13c51b861ea00 RBX: 0000000000000000 RCX: f0c13c51b861ea00
RDX: 0000000000000000 RSI: ffffffff8dba01e6 RDI: ffffffff8be2fd00
RBP: 00000000ffffffff R08: ffffc90002c3f927 R09: 0000000000000000
R10: ffffc90002c3f900 R11: fffff52000587f25 R12: 0000000000000246
R13: ffff888123ccd640 R14: ffffffff8e139ec0 R15: 0000000000000000
 __might_resched+0xa6/0x610
 __mutex_lock+0x109/0x1360
 perf_event_exit_task+0xaa/0x390
 do_exit+0x643/0x2300
 do_group_exit+0x21c/0x2d0
 get_signal+0x1286/0x1340
 arch_do_signal_or_restart+0x9a/0x750
 exit_to_user_mode_loop+0x75/0x110
 do_syscall_64+0x2bd/0x3b0
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fbe58b8ebe9
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:00007fbe59aa6038 EFLAGS: 00000246 ORIG_RAX: 000000000000012a
RAX: 000000000000000f RBX: 00007fbe58db5fa0 RCX: 00007fbe58b8ebe9
RDX: ffefffffffffffff RSI: 0000000000000000 RDI: 0000200000000180
RBP: 00007fbe58c11e19 R08: 0000000000000000 R09: 0000000000000000
R10: ffffffffffffffff R11: 0000000000000246 R12: 0000000000000000
R13: 00007fbe58db6038 R14: 00007fbe58db5fa0 R15: 00007ffd99c2c7a8
 </TASK>
