rcu: INFO: rcu_preempt self-detected stall on CPU
rcu: 	1-....: (10469 ticks this GP) idle=557c/1/0x4000000000000000 softirq=13206/13207 fqs=4261
rcu: 	         hardirqs   softirqs   csw/system
rcu: 	 number:   880900          0            0
rcu: 	cputime:    36788      15681           49   ==> 52480(ms)
rcu: 	(t=10502 jiffies g=6149 q=3220 ncpus=2)
CPU: 1 UID: 0 PID: 6084 Comm: syz.2.45 Not tainted 6.16.0-syzkaller-11113-gf3af62b6cee8-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:ieee80211_inform_bss+0x17b/0x10a0
Code: 0f b6 04 28 84 c0 0f 85 e4 0a 00 00 4c 89 74 24 28 45 0f b6 36 48 89 5c 24 38 4c 8d 7b 10 4c 89 f8 48 c1 e8 03 42 0f b6 04 28 <84> c0 0f 85 d9 0a 00 00 41 8b 1f 45 84 f6 74 62 4c 8b 74 24 10 4d
RSP: 0000:ffffc900001e00c0 EFLAGS: 00000a02
RAX: 0000000000000000 RBX: ffff88803e85be28 RCX: 7f61186460418a00
RDX: 0000000000000100 RSI: ffffffffffffffea RDI: 0000000000000000
RBP: ffffc900001e01f0 R08: 0000000000000078 R09: 00000000000000f2
R10: dffffc0000000000 R11: fffff5200003bfc4 R12: ffffc900001e08a0
R13: dffffc0000000000 R14: 0000000000000001 R15: ffff88803e85be38
FS:  00007f734f2666c0(0000) GS:ffff8881a3c2a000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000100000000 CR3: 0000000026948000 CR4: 00000000000006f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 00000000000f0602
Call Trace:
 <IRQ>
 cfg80211_inform_single_bss_data+0xd05/0x1ac0
 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: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 4b 6e 17 f6 e8 46 b1 4e f6 fb bf 01 00 00 00 <e8> 5b ab ff ff 48 c7 44 24 40 00 00 00 00 9c 8f 44 24 40 8b 44 24
RSP: 0000:ffffc900049efdc0 EFLAGS: 00000282
RAX: 7f61186460418a00 RBX: 0000000000000000 RCX: 7f61186460418a00
RDX: 0000000000000000 RSI: ffffffff8d9b163e RDI: 0000000000000001
RBP: ffffc900049efe70 R08: ffffffff8fa32437 R09: 1ffffffff1f46486
R10: dffffc0000000000 R11: fffffbfff1f46487 R12: 0000000000000000
R13: 0000000000000000 R14: dffffc0000000000 R15: 1ffff9200093dfb8
 irqentry_exit+0x6f/0x90
 asm_sysvec_apic_timer_interrupt+0x1a/0x20
RIP: 0010:its_return_thunk+0x0/0x10
Code: cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc <c3> cc 90 90 90 90 90 90 90 90 90 90 90 90 90 90 e9 6b 2b b9 f5 cc
RSP: 0000:ffffc900049eff30 EFLAGS: 00000286
RAX: 7f61186460418a00 RBX: ffffc900049eff58 RCX: 7f61186460418a00
RDX: 0000000000000000 RSI: ffffffff8d9b163e RDI: ffffffff8be2fd00
RBP: 0000000000000000 R08: ffffffff8fa32437 R09: 1ffffffff1f46486
R10: dffffc0000000000 R11: fffffbfff1f46487 R12: 0000000000000000
R13: 0000000000000000 R14: ffff888020bf9cc0 R15: 0000000000000008
 irqentry_exit_to_user_mode+0x51/0x120
 asm_sysvec_apic_timer_interrupt+0x1a/0x20
RIP: 0033:0x7f734e38ebe9
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:00007f734f266038 EFLAGS: 00000246
RAX: 0000000000000007 RBX: 00007f734e5b5fa0 RCX: 00007f734e38ebe9
RDX: ffffffffffffffff RSI: 0000000000000000 RDI: 0000200000000640
RBP: 00007f734e411e19 R08: 0000000000000000 R09: 0000000000000000
R10: ffffffffffffffff R11: 0000000000000246 R12: 0000000000000000
R13: 00007f734e5b6038 R14: 00007f734e5b5fa0 R15: 00007ffc74b5bda8
 </TASK>
sched: DL replenish lagged too much
