rcu: INFO: rcu_preempt self-detected stall on CPU
rcu: 	0-....: (10388 ticks this GP) idle=2cbc/1/0x4000000000000000 softirq=98436/98446 fqs=5058
rcu: 	         hardirqs   softirqs   csw/system
rcu: 	 number:  1310048          0            0
rcu: 	cputime:    33609      18880           36   ==> 52490(ms)
rcu: 	(t=10502 jiffies g=96301 q=1850 ncpus=2)
CPU: 0 UID: 0 PID: 21758 Comm: syz.5.4313 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:lock_acquire+0x20b/0x2e0
Code: e9 30 ff ff ff e8 d5 d2 ed 09 f7 c3 00 02 00 00 0f 84 38 ff ff ff 65 48 8b 05 51 50 57 11 48 3b 44 24 30 75 33 fb 48 83 c4 38 <5b> 41 5c 41 5d 41 5e 41 5f 5d c3 cc cc cc cc cc 48 8d 3d 2e c0 53
RSP: 0018:ffffc90000006a98 EFLAGS: 00000282
RAX: 038ee127ec6eb600 RBX: 0000000000000246 RCX: 0000000000000302
RDX: 0000000006ea34e4 RSI: ffffffff8df5fbe0 RDI: ffffffff8c076d00
RBP: 0000000000000000 R08: ffffffff8175b995 R09: ffffffff8e560120
R10: ffffc90000006bf8 R11: ffffffff81af6830 R12: 0000000000000002
R13: ffffffff8e560120 R14: 0000000000000000 R15: 0000000000000000
FS:  00007f4707c6a6c0(0000) GS:ffff88818e0a4000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f1e6c21624b CR3: 000000011ff08000 CR4: 00000000000006f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600
Call Trace:
 <IRQ>
 unwind_next_frame+0xc2/0x23c0
 arch_stack_walk+0x11b/0x150
 stack_trace_save+0xa9/0x100
 kasan_save_track+0x3e/0x80
 __kasan_kmalloc+0x93/0xb0
 __kmalloc_noprof+0x35c/0x760
 ieee802_11_parse_elems_full+0x159/0x2ab0
 ieee80211_inform_bss+0x161/0x1160
 cfg80211_inform_single_bss_data+0xd08/0x1b70
 cfg80211_inform_bss_data+0x24d/0x3be0
 cfg80211_inform_bss_frame_data+0x3c7/0x760
 ieee80211_bss_info_update+0x794/0xa40
 ieee80211_scan_rx+0x552/0xa40
 ieee80211_rx_list+0x29e5/0x3710
 ieee80211_rx_napi+0x1b1/0x3e0
 ieee80211_handle_queued_frames+0xe8/0x1e0
 tasklet_action_common+0x2da/0x4b0
 handle_softirqs+0x22a/0x870
 __irq_exit_rcu+0x5f/0x150
 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+0x48/0xa0
Code: 49 be 00 00 00 00 00 fc ff df eb 09 48 f7 03 10 00 00 00 74 53 bf 01 00 00 00 e8 93 90 03 f6 e8 ae 23 3c f6 fb bf 01 00 00 00 <e8> 23 a9 ff ff 9c 58 fa a9 00 02 00 00 74 05 e8 84 25 3c f6 bf 01
RSP: 0018:ffffc900072d7730 EFLAGS: 00000202
RAX: 00000000004865f1 RBX: 0000000000000000 RCX: 0000000000000001
RDX: 0000000000000007 RSI: ffffffff8dcf1f4e RDI: 0000000000000001
RBP: 0000000000000000 R08: ffffffff8ff0e0b7 R09: 1ffffffff1fe1c16
R10: dffffc0000000000 R11: fffffbfff1fe1c17 R12: 0000000000000000
R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000
 irqentry_exit+0x599/0x620
 asm_common_interrupt+0x26/0x40
RIP: 0010:lock_is_held_type+0x106/0x150
Code: 18 00 00 b8 ff ff ff ff 65 0f c1 05 04 c0 69 07 83 f8 01 75 25 9c 58 a9 00 02 00 00 75 39 41 f7 c4 00 02 00 00 74 01 fb 89 d8 <5b> 41 5c 41 5d 41 5e 41 5f 5d e9 cb de 02 00 cc 90 0f 0b 90 48 c7
RSP: 0018:ffffc900072d7850 EFLAGS: 00000206
RAX: 0000000000000001 RBX: 0000000000000001 RCX: 0000000000000046
RDX: 0000000000000000 RSI: ffffffff8df5fbe0 RDI: ffffffff8c076d00
RBP: 00000000ffffffff R08: ffff88810f149d00 R09: 0000000000000005
R10: 0000000000000004 R11: 0000000000000000 R12: 0000000000000246
R13: ffff88810f149d00 R14: ffff8881146ce540 R15: 0000000000000000
 mas_next_slot+0x99e/0xd10
 mas_find+0xb0e/0xd30
 acct_collect+0x20d/0x7c0
 do_exit+0x5a1/0x2310
 do_group_exit+0x21b/0x2d0
 get_signal+0x1284/0x1330
 arch_do_signal_or_restart+0xbc/0x830
 irqentry_exit+0x176/0x620
 asm_sysvec_apic_timer_interrupt+0x1a/0x20
RIP: 0033:0x7f4706c6107d
Code: fe ff 48 83 c4 78 5b 5d 41 5c 41 5e c3 48 8b 44 24 20 48 8b 5c 24 08 48 8b b0 88 00 00 00 8b 78 08 48 8d 53 30 e8 13 3f ff ff <48> 89 83 88 00 00 00 e9 35 fe ff ff 0f 1f 80 00 00 00 00 8b 7c 24
RSP: 002b:00007f4707c6a050 EFLAGS: 00000206
RAX: ffffffffffffffff RBX: 00007f4707016180 RCX: 00007f4706e08bf7
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000002
RBP: 00007f4706e08bf7 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f4707016218 R14: 00007f4707016180 R15: 00007ffe39ef3238
 </TASK>
