rcu: INFO: rcu_preempt self-detected stall on CPU
rcu: 	0-....: (10451 ticks this GP) idle=2724/1/0x4000000000000000 softirq=133421/133421 fqs=5020
rcu: 	         hardirqs   softirqs   csw/system
rcu: 	 number:  1176946          0            0
rcu: 	cputime:    31903      20586           81   ==> 52490(ms)
rcu: 	(t=10501 jiffies g=128833 q=3115 ncpus=2)
CPU: 0 UID: 0 PID: 27849 Comm: syz.1.6163 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:unwind_next_frame+0x109/0x2390
Code: 74 28 80 3d 78 25 1a 0e 00 75 1f c6 05 6f 25 1a 0e 01 48 c7 c7 c0 3e 88 8b be 4b 03 00 00 48 c7 c2 00 3f 88 8b e8 27 c3 2a 00 <4c> 89 6c 24 70 48 89 5c 24 68 4d 8d 6e 50 4c 89 e8 48 c1 e8 03 48
RSP: 0000:ffffc90000006d38 EFLAGS: 00000202
RAX: 0000000000000001 RBX: ffffffff8b7769ef RCX: 7011f65f83a91300
RDX: 0000000000000000 RSI: ffffffff8be2fce0 RDI: ffffffff8be2fca0
RBP: dffffc0000000000 R08: 0000000000000000 R09: ffffffff8172c025
R10: ffffc90000006e58 R11: ffffffff81ac34b0 R12: 1ffff92000000dc1
R13: ffffc90000006e40 R14: ffffc90000006e08 R15: ffffffff8172c025
FS:  00007f597f0856c0(0000) GS:ffff8880b862a000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fff32755ff8 CR3: 0000000030aa0000 CR4: 00000000000006f0
DR0: 0000200000000300 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600
Call Trace:
 <IRQ>
 arch_stack_walk+0x11c/0x150
 stack_trace_save+0x9c/0xe0
 kasan_save_track+0x3e/0x80
 __kasan_kmalloc+0x93/0xb0
 __kmalloc_noprof+0x27a/0x4f0
 cfg80211_inform_single_bss_data+0x905/0x1ac0
 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:ffffc900007cfdc0 EFLAGS: 00000282
RAX: 7011f65f83a91300 RBX: 0000000000000000 RCX: 7011f65f83a91300
RDX: 0000000000000000 RSI: ffffffff8d9b1618 RDI: 0000000000000001
RBP: ffffc900007cfe70 R08: ffffffff8fa32437 R09: 1ffffffff1f46486
R10: dffffc0000000000 R11: fffffbfff1f46487 R12: 0000000000000000
R13: 0000000000000000 R14: dffffc0000000000 R15: 1ffff920000f9fb8
 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:ffffc900007cff30 EFLAGS: 00000286
RAX: 7011f65f83a91300 RBX: ffffc900007cff58 RCX: 7011f65f83a91300
RDX: 0000000000000000 RSI: ffffffff8d9b1618 RDI: ffffffff8be2fd00
RBP: 0000000000000000 R08: ffffffff8fa32437 R09: 1ffffffff1f46486
R10: dffffc0000000000 R11: fffffbfff1f46487 R12: 0000000000000000
R13: 0000000000000000 R14: ffff88810839b980 R15: 000000000000000a
 irqentry_exit_to_user_mode+0x51/0x120
 asm_sysvec_apic_timer_interrupt+0x1a/0x20
RIP: 0033:0x7f597f08ca90
Code: 89 e5 48 8d 05 91 95 ff ff 31 c9 81 3d 89 95 ff ff ff ff ff 7f 0f 94 c1 c1 e1 0c 48 8b 44 01 28 48 85 ff 74 03 48 89 07 5d c3 <f3> 0f 1e fa 55 48 89 e5 41 57 41 56 41 55 41 54 53 48 83 ec 48 83
RSP: 002b:00007f597f085048 EFLAGS: 00000206
RAX: 00007f597f08ca90 RBX: 0000000000000000 RCX: 0000000000000000
RDX: 00007f597e29a7e0 RSI: 00007f597f0850b0 RDI: 0000000000000001
RBP: 00007f597e1f8958 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f597e3b6038 R14: 00007f597e3b5fa0 R15: 00007ffc2587ccb8
 </TASK>
clocksource: Long readout interval, skipping watchdog check: cs_nsec: 103852498627 wd_nsec: 103852498629
