clocksource: Long readout interval, skipping watchdog check: cs_nsec: 13648787935 wd_nsec: 13648775517
rcu: INFO: rcu_preempt self-detected stall on CPU
rcu: 	0-....: (10462 ticks this GP) idle=f704/1/0x4000000000000000 softirq=43730/43841 fqs=5174
rcu: 	         hardirqs   softirqs   csw/system
rcu: 	 number:  1173604        235            0
rcu: 	cputime:    30451      22037           42   ==> 52490(ms)
rcu: 	(t=10501 jiffies g=34613 q=854 ncpus=2)
CPU: 0 UID: 0 PID: 10786 Comm: syz.1.1226 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:kasan_quarantine_put+0x88/0x220
Code: e8 7d 1a a4 ff 48 c7 04 24 00 00 00 00 9c 8f 04 24 f7 04 24 00 02 00 00 0f 85 88 00 00 00 41 f7 c7 00 02 00 00 74 01 fb 31 c0 <48> 83 c4 08 5b 41 5c 41 5d 41 5e 41 5f e9 06 ec 59 09 cc 48 8d 80
RSP: 0000:ffffc90000007038 EFLAGS: 00000206
RAX: fcf555f4dfc78301 RBX: ffff888031dd3000 RCX: fcf555f4dfc78300
RDX: 0000000000000002 RSI: ffffffff8d9ba16b RDI: ffffffff8be33e80
RBP: 0000000000000000 R08: ffffffff8fa3a837 R09: 1ffffffff1f47506
R10: dffffc0000000000 R11: fffffbfff1f47507 R12: ffff88801a441dc0
R13: 0000000000000000 R14: 0000000000060b00 R15: 0000000000000286
FS:  00007f7a771fe6c0(0000) GS:ffff8880b8613000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f1b26c096c0 CR3: 000000010c5aa000 CR4: 00000000000006f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000082
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600
Call Trace:
 <IRQ>
 kfree+0x18e/0x440
 ieee80211_inform_bss+0xbd9/0x10a0
 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:__schedule+0x1ac/0x4cc0
Code: 48 89 df e8 f6 10 a8 f6 48 8b 1b 48 89 d8 48 c1 e8 03 48 b9 00 00 00 00 00 fc ff df 80 3c 08 00 74 08 48 89 df e8 d4 10 a8 f6 <48> 81 3b 9d 6e ac 57 0f 85 b7 18 00 00 45 85 ed 7f 54 49 8d 5e 18
RSP: 0000:ffffc9000179f8a0 EFLAGS: 00000246
RAX: 1ffff920002f3000 RBX: ffffc90001798000 RCX: dffffc0000000000
RDX: 0000000000000000 RSI: ffffffff8be33e60 RDI: ffffffff8be33e20
RBP: ffffc9000179fab0 R08: ffffffff8fa3a837 R09: 1ffffffff1f47506
R10: dffffc0000000000 R11: fffffbfff1f47507 R12: ffff8880b8613000
R13: 0000000000000001 R14: ffff888107f40000 R15: 1ffff11009607551
 preempt_schedule_irq+0xb5/0x150
 irqentry_exit+0x6f/0x90
 asm_sysvec_apic_timer_interrupt+0x1a/0x20
RIP: 0010:preempt_schedule+0x3a/0xc0
Code: 83 ec 60 65 48 8b 05 35 50 25 07 48 89 44 24 58 48 c7 04 24 b3 8a b5 41 48 c7 44 24 08 07 ee b7 8d 48 c7 44 24 10 d0 7f 7b 8b <48> 89 e3 48 c1 eb 03 48 b8 f1 f1 f1 f1 00 f3 f3 f3 49 be 00 00 00
RSP: 0000:ffffc9000179fc20 EFLAGS: 00000282
RAX: fcf555f4dfc78300 RBX: ffff888023e1cc00 RCX: 0000000000000000
RDX: 0000000000000000 RSI: ffffffff8d9ba16b RDI: 00000000ffffffff
RBP: ffffc9000179fc98 R08: ffffffff8fa3a837 R09: 1ffffffff1f47506
R10: dffffc0000000000 R11: fffffbfff1f47507 R12: ffff888107f40948
R13: 1ffff11020bcbe15 R14: ffff888105e5f0ac R15: ffff888107f40000
 preempt_schedule_thunk+0x16/0x30
 _raw_spin_unlock_irq+0x45/0x50
 get_signal+0x103e/0x1340
 arch_do_signal_or_restart+0x9a/0x750
 irqentry_exit_to_user_mode+0x81/0x120
 asm_sysvec_apic_timer_interrupt+0x1a/0x20
RIP: 0033:0x7f7a7638eba9
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:00007f7a771fe038 EFLAGS: 00000246
RAX: 0000000000000007 RBX: 00007f7a765d6090 RCX: 00007f7a7638eba9
RDX: ffffffffffffffff RSI: 0000000000000000 RDI: 00002000000003c0
RBP: 00007f7a76411e19 R08: 0000000000000000 R09: 0000000000000000
R10: ffffffffffffffff R11: 0000000000000246 R12: 0000000000000000
R13: 00007f7a765d6128 R14: 00007f7a765d6090 R15: 00007fff5ae0f6c8
 </TASK>
sched: DL replenish lagged too much
