rcu: INFO: rcu_preempt self-detected stall on CPU
rcu: 	1-....: (10479 ticks this GP) idle=4b74/1/0x4000000000000000 softirq=47529/47535 fqs=5029
rcu: 	         hardirqs   softirqs   csw/system
rcu: 	 number:  1015098          7            0
rcu: 	cputime:    37278      15210           46   ==> 52490(ms)
rcu: 	(t=10501 jiffies g=33661 q=2279 ncpus=2)
CPU: 1 UID: 0 PID: 11998 Comm: syz.5.2532 Not tainted syzkaller #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:check_preemption_disabled+0xa/0x120
Code: bf 8b eb 1c 66 66 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 55 41 57 41 56 53 48 83 ec 10 <65> 48 8b 05 de 84 27 07 48 89 44 24 08 65 8b 05 e6 84 27 07 65 8b
RSP: 0018:ffffc90000a07ca0 EFLAGS: 00000286
RAX: 0000000000000001 RBX: ffffffff90a7a401 RCX: ffff8881063e8000
RDX: ffffc90000a07e01 RSI: ffffffff8bbf0e40 RDI: ffffffff8bbf0e00
RBP: dffffc0000000000 R08: ffffc90000a089f0 R09: 0000000000000000
R10: ffffc90000a07e18 R11: fffff52000140fc5 R12: ffffc90000a08a00
R13: ffffc90000a01000 R14: ffffc90000a07dc8 R15: ffffffff81738c45
FS:  00007f67280d76c0(0000) GS:ffff8882a9f38000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000100000000 CR3: 00000001b94c4000 CR4: 00000000000006f0
DR0: 0000200000000300 DR1: 0000000000000000 DR2: 0000200000000300
DR3: 0000200000000300 DR6: 00000000ffff0ff0 DR7: 0000000000000600
Call Trace:
 <IRQ>
 rcu_is_watching+0x15/0xb0
 unwind_next_frame+0x1965/0x2390
 arch_stack_walk+0x11c/0x150
 stack_trace_save+0x9c/0xe0
 kasan_save_track+0x3e/0x80
 __kasan_kmalloc+0x93/0xb0
 __kmalloc_noprof+0x411/0x7f0
 cfg80211_inform_single_bss_data+0x905/0x1ac0
 cfg80211_inform_bss_data+0x203/0x3b40
 cfg80211_inform_bss_frame_data+0x3d7/0x730
 ieee80211_bss_info_update+0x749/0x9e0
 ieee80211_scan_rx+0x593/0xa20
 ieee80211_rx_list+0x2192/0x2c10
 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:__sanitizer_cov_trace_pc+0x46/0x70
Code: ff 00 74 11 81 fa 00 01 00 00 75 35 83 b9 7c 16 00 00 00 74 2c 8b 91 58 16 00 00 83 fa 02 75 21 48 8b 91 60 16 00 00 48 8b 32 <48> 8d 7e 01 8b 89 5c 16 00 00 48 39 cf 73 08 48 89 3a 48 89 44 f2
RSP: 0018:ffffc90003ae7bd8 EFLAGS: 00000246
RAX: ffffffff81b42666 RBX: ffff888108c16208 RCX: ffff8881063e8000
RDX: ffffc90022a01000 RSI: 0000000000000000 RDI: ffffc90003ae7b60
RBP: ffffc90003ae7cf0 R08: 0000000000000003 R09: 0000000000000004
R10: dffffc0000000000 R11: fffff5200075cf6c R12: 00000000000f4240
R13: 0000000000000000 R14: ffff888108c161c0 R15: ffff888108c16208
 futex_wake+0x486/0x560
 do_futex+0x395/0x420
 __se_sys_futex+0x36f/0x400
 do_syscall_64+0xfa/0xfa0
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f672718f749
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:00007f67280d70e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
RAX: ffffffffffffffda RBX: 00007f67273e5fa8 RCX: 00007f672718f749
RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007f67273e5fac
RBP: 00007f67273e5fa0 R08: 3fffffffffffffff R09: 0000000000000000
R10: 0000000000000007 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f67273e6038 R14: 00007ffc9f551070 R15: 00007ffc9f551158
 </TASK>
