rcu: INFO: rcu_preempt self-detected stall on CPU
rcu: 	0-....: (10496 ticks this GP) idle=412c/1/0x4000000000000000 softirq=102437/102438 fqs=4761
rcu: 	         hardirqs   softirqs   csw/system
rcu: 	 number:   800287          7            0
rcu: 	cputime:    38796      13683           61   ==> 52490(ms)
rcu: 	(t=10501 jiffies g=108265 q=3924 ncpus=2)
CPU: 0 UID: 0 PID: 23102 Comm: syz.8.4322 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:_raw_spin_unlock_irqrestore+0x47/0x80
Code: f7 e8 9d 37 10 f6 f7 c3 00 02 00 00 74 05 e8 10 ba 3a f6 9c 58 a9 00 02 00 00 75 27 f7 c3 00 02 00 00 74 01 fb bf 01 00 00 00 <e8> 74 28 02 f6 65 8b 05 3d e4 66 07 85 c0 74 18 5b 41 5e c3 cc cc
RSP: 0018:ffffc90000007570 EFLAGS: 00000206
RAX: 0000000000000006 RBX: 0000000000000246 RCX: 0000000000000303
RDX: 0000000000000002 RSI: ffffffff8dcf1f4e RDI: 0000000000000001
RBP: 0000000000000246 R08: ffffffff8ff0e0b7 R09: 1ffffffff1fe1c16
R10: dffffc0000000000 R11: fffffbfff1fe1c17 R12: dffffc0000000000
R13: ffff8881ac111a48 R14: ffff88818e3806d0 R15: ffff88818e3806d0
FS:  00007fb1e52a26c0(0000) GS:ffff88818e0a4000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f6078945000 CR3: 0000000112b6e000 CR4: 00000000000006f0
DR0: 0000200000000280 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000602
Call Trace:
 <IRQ>
 wiphy_work_queue+0x1da/0x3b0
 __ieee80211_queue_skb_to_iface+0xf1/0x280
 ieee80211_rx_h_mgmt+0x490/0x630
 ieee80211_rx_handlers+0x66ac/0xbd60
 ieee80211_prepare_and_rx_handle+0x25a1/0x67f0
 ieee80211_rx_list+0x2b53/0x3710
 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:finish_task_switch+0x245/0x920
Code: 00 00 48 85 db 0f 85 e8 01 00 00 0f 1f 44 00 00 4c 8b 75 d0 49 83 c4 48 4c 89 e7 e8 85 ca fc 09 e8 20 85 37 00 fb 4c 8b 65 c0 <49> 8d bc 24 30 16 00 00 48 89 f8 48 c1 e8 03 42 0f b6 04 28 84 c0
RSP: 0018:ffffc900045bf738 EFLAGS: 00000202
RAX: 0000000000095f79 RBX: 0000000000000000 RCX: 0000000080000001
RDX: 0000000000000007 RSI: ffffffff8dcf1f4e RDI: ffffffff8c076d00
RBP: ffffc900045bf790 R08: ffffffff8ff0e0b7 R09: 1ffffffff1fe1c16
R10: dffffc0000000000 R11: fffffbfff1fe1c17 R12: ffff888170310000
R13: dffffc0000000000 R14: ffff888102e90000 R15: ffff88812103b918
 __schedule+0x1546/0x5070
 preempt_schedule_common+0x82/0xd0
 preempt_schedule_thunk+0x16/0x30
 _raw_spin_unlock_irqrestore+0x74/0x80
 debug_check_no_obj_freed+0x52e/0x550
 __free_frozen_pages+0x4d9/0xd10
 __slab_free+0x263/0x2b0
 qlist_free_all+0x97/0x100
 kasan_quarantine_reduce+0x148/0x160
 __kasan_slab_alloc+0x22/0x80
 kmem_cache_alloc_lru_noprof+0x2b8/0x640
 __d_alloc+0x37/0x6f0
 d_alloc_pseudo+0x21/0xc0
 alloc_file_pseudo+0xdd/0x240
 __sys_socketpair+0x489/0x730
 __x64_sys_socketpair+0x9b/0xb0
 do_syscall_64+0x14d/0xf80
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fb1e439acb9
Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 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 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fb1e52a2028 EFLAGS: 00000246 ORIG_RAX: 0000000000000035
RAX: ffffffffffffffda RBX: 00007fb1e4615fa0 RCX: 00007fb1e439acb9
RDX: 0000000000000000 RSI: 0000000000000002 RDI: 000000000000001e
RBP: 00007fb1e4408bf7 R08: 0000000000000000 R09: 0000000000000000
R10: 0000200000000040 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fb1e4616038 R14: 00007fb1e4615fa0 R15: 00007ffeb135db18
 </TASK>
