rcu: INFO: rcu_preempt self-detected stall on CPU
rcu: 	0-....: (10255 ticks this GP) idle=5a2c/1/0x4000000000000000 softirq=76481/76709 fqs=5219
rcu: 	         hardirqs   softirqs   csw/system
rcu: 	 number:  1219386        674            0
rcu: 	cputime:    34932      17544           40   ==> 52480(ms)
rcu: 	(t=10500 jiffies g=53449 q=3416 ncpus=2)
CPU: 0 UID: 0 PID: 14396 Comm: syz.0.2885 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:__sanitizer_cov_trace_switch+0x7/0x130
Code: 0a 20 c3 cc cc cc cc cc 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 f3 0f 1e fa 48 8b 06 <48> 8b 4e 08 48 83 c1 f8 48 c1 c1 3d 48 83 f9 02 7f 1e 48 85 c9 74
RSP: 0018:ffffc90000007978 EFLAGS: 00000202
RAX: 0000000000000002 RBX: 0000000000000080 RCX: ffff88810cb58000
RDX: 0000000000000100 RSI: ffffffff8ed74a80 RDI: 0000000000000080
RBP: ffffc90000007b18 R08: ffffc90000007a6f R09: 0000000000000000
R10: ffffc90000007a40 R11: fffff52000000f4e R12: ffff88801fba3338
R13: ffff88802ccbfe00 R14: dffffc0000000000 R15: 0000000000000080
FS:  00007f9e31ee66c0(0000) GS:ffff8880b861c000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055557c6045c8 CR3: 0000000026e80000 CR4: 00000000000006f0
DR0: 0000200000000300 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600
Call Trace:
 <IRQ>
 mac80211_hwsim_tx_frame_no_nl+0x687/0x11c0
 mac80211_hwsim_tx_frame+0x1b5/0x200
 mac80211_hwsim_beacon_tx+0x3f0/0x860
 __iterate_interfaces+0x2ab/0x590
 ieee80211_iterate_active_interfaces_atomic+0xdb/0x180
 mac80211_hwsim_beacon+0xbb/0x1c0
 __hrtimer_run_queues+0x52c/0xc60
 hrtimer_run_softirq+0x187/0x2b0
 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:__percpu_counter_sum+0x1c5/0x1e0
Code: c1 7c d6 48 89 ef e8 fa 20 26 fd eb cc e8 e3 ab c2 fc eb 05 e8 dc ab c2 fc 48 8b 7c 24 08 48 8b 34 24 e8 8e dd 7e 06 4c 89 f8 <48> 83 c4 18 5b 41 5c 41 5d 41 5e 41 5f 5d e9 48 2b 7f 06 cc e8 b2
RSP: 0018:ffffc90002acf0d0 EFLAGS: 00000246
RAX: 0000000000000000 RBX: 1ffff110053524cc RCX: 0000000000000000
RDX: 0000000000000000 RSI: ffffffff8d9b6a7d RDI: 00000000ffffffff
RBP: 0000000000000000 R08: ffffffff8fa38037 R09: 1ffffffff1f47006
R10: dffffc0000000000 R11: fffffbfff1f47007 R12: ffff888029a92660
R13: 0000000000000002 R14: ffffffff8dbded18 R15: 0000000000000000
 __mmdrop+0x168/0x580
 finish_task_switch+0x3ee/0x950
 __schedule+0x17a0/0x4cc0
 preempt_schedule_common+0x83/0xd0
 preempt_schedule+0xae/0xc0
 preempt_schedule_thunk+0x16/0x30
 _raw_spin_unlock_irqrestore+0xfd/0x110
 rcu_preempt_deferred_qs_irqrestore+0x8bd/0xce0
 rcu_read_unlock_special+0x475/0x5e0
 __rcu_read_unlock+0x84/0xe0
 unwind_next_frame+0x19ae/0x2390
 arch_stack_walk+0x11c/0x150
 stack_trace_save+0x9c/0xe0
 kasan_save_track+0x3e/0x80
 __kasan_kmalloc+0x93/0xb0
 __kmalloc_noprof+0x27a/0x4f0
 security_sk_alloc+0x52/0x390
 sk_prot_alloc+0x101/0x220
 sk_alloc+0x3a/0x370
 inet_create+0x7a0/0x1000
 __sock_create+0x4b3/0x9f0
 __sys_socket+0xd7/0x1b0
 __x64_sys_socket+0x7a/0x90
 do_syscall_64+0xfa/0x3b0
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f9e30f8eba9
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:00007f9e31ee6038 EFLAGS: 00000246 ORIG_RAX: 0000000000000029
RAX: ffffffffffffffda RBX: 00007f9e311d5fa0 RCX: 00007f9e30f8eba9
RDX: 0000000000000084 RSI: 0000000000000005 RDI: 0000000000000002
RBP: 00007f9e31011e19 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f9e311d6038 R14: 00007f9e311d5fa0 R15: 00007fff817f6f98
 </TASK>
