rcu: INFO: rcu_preempt self-detected stall on CPU
rcu: 	0-....: (10454 ticks this GP) idle=03fc/1/0x4000000000000000 softirq=15238/15692 fqs=5240
rcu: 	         hardirqs   softirqs   csw/system
rcu: 	 number:  1274129       1291            0
rcu: 	cputime:    32572      19907           44   ==> 52490(ms)
rcu: 	(t=10501 jiffies g=9213 q=3640 ncpus=2)
CPU: 0 UID: 0 PID: 6237 Comm: syz.0.91 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_release+0x2c5/0x3e0
Code: 44 24 20 00 02 00 00 75 56 f7 c3 00 02 00 00 74 01 fb 65 48 8b 05 db d0 02 11 48 3b 44 24 28 0f 85 8b 00 00 00 48 83 c4 30 5b <41> 5c 41 5d 41 5e 41 5f 5d e9 7d ac de 09 cc 90 0f 0b 90 e9 5d fd
RSP: 0018:ffffc900000069a8 EFLAGS: 00000286
RAX: 95c5ab6a4704b100 RBX: ffffffff90d31401 RCX: 95c5ab6a4704b100
RDX: 0000000000000002 RSI: ffffffff8dba5ce5 RDI: ffffffff8be33300
RBP: ffff8881094544c0 R08: ffffc90000007c10 R09: 0000000000000000
R10: ffffc90000006af8 R11: fffff52000000d61 R12: 0000000000000002
R13: 0000000000000002 R14: ffffffff8e139ea0 R15: ffff888109453980
FS:  00007fbbca61a6c0(0000) GS:ffff8880b861c000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055556ebea5c8 CR3: 00000001031f2000 CR4: 00000000000006f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600
Call Trace:
 <IRQ>
 unwind_next_frame+0x19a9/0x2390
 arch_stack_walk+0x11c/0x150
 stack_trace_save+0x9c/0xe0
 kasan_save_track+0x3e/0x80
 __kasan_kmalloc+0x93/0xb0
 __kmalloc_noprof+0x27a/0x4f0
 ieee802_11_parse_elems_full+0x152/0x2ab0
 ieee80211_inform_bss+0x10c/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:rcu_read_unlock_special+0x87/0x5e0
Code: f1 f1 f1 00 f2 f2 f2 4a 89 04 2b 66 42 c7 44 2b 09 f3 f3 42 c6 44 2b 0b f3 65 44 8b 35 b2 27 f9 10 41 f7 c6 00 00 f0 00 74 49 <48> c7 44 24 40 0e 36 e0 45 4a c7 04 2b 00 00 00 00 66 42 c7 44 2b
RSP: 0018:ffffc900042be680 EFLAGS: 00000206
RAX: 95c5ab6a4704b100 RBX: 1ffff92000857cd8 RCX: 95c5ab6a4704b100
RDX: 0000000000000000 RSI: ffffffff8d9b6a5f RDI: ffffffff8be33300
RBP: ffffc900042be778 R08: ffffffff8fa38037 R09: 1ffffffff1f47006
R10: dffffc0000000000 R11: fffffbfff1f47007 R12: ffffffff8e13f200
R13: dffffc0000000000 R14: 0000000000000246 R15: 0000000000000001
 __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_save_free_info+0x46/0x50
 __kasan_slab_free+0x5b/0x80
 kmem_cache_free+0x18f/0x400
 finish_task_switch+0x3ee/0x950
 __schedule+0x17a0/0x4cc0
 preempt_schedule_irq+0xb5/0x150
 irqentry_exit+0x6f/0x90
 asm_sysvec_apic_timer_interrupt+0x1a/0x20
RIP: 0010:stack_depot_save_flags+0x205/0x860
Code: d8 f0 0f b1 0f 74 08 89 c3 85 c0 75 ef 31 db 8d 43 01 09 d8 78 93 85 db 74 a8 eb 03 45 31 ff 44 8b 2c 24 65 ff 0d 5b 99 a1 0d <0f> 84 1c 01 00 00 4d 85 ff 0f 85 27 02 00 00 0f b6 4c 24 10 40 20
RSP: 0018:ffffc900042bf078 EFLAGS: 00000287
RAX: 000000000000000d RBX: 0000000000000000 RCX: ffffffff81000130
RDX: 000000005527c5fb RSI: 0000000000000001 RDI: 000000004c79b7ac
RBP: 00000000251a6a81 R08: 00000000a7c9657e R09: 00000000e8cd27f3
R10: 000000000000000d R11: ffffffff81ac3930 R12: ffff888135e6a810
R13: 0000000000000000 R14: ffffc900042bf0e0 R15: ffff88810e341610
 kasan_save_track+0x4f/0x80
 kasan_save_free_info+0x46/0x50
 __kasan_slab_free+0x5b/0x80
 kfree+0x18e/0x440
 vfree+0x353/0x400
 bpf_prog_calc_tag+0x3b8/0x440
 resolve_pseudo_ldimm64+0xbc/0xc50
 bpf_check+0x1c58/0x1d2e0
 bpf_prog_load+0x1318/0x1930
 __sys_bpf+0x528/0x870
 __x64_sys_bpf+0x7c/0x90
 do_syscall_64+0xfa/0x3b0
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fbbc978ebe9
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:00007fbbca61a038 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
RAX: ffffffffffffffda RBX: 00007fbbc99c5fa0 RCX: 00007fbbc978ebe9
RDX: 0000000000000094 RSI: 0000200000000780 RDI: 0000000000000005
RBP: 00007fbbc9811e19 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fbbc99c6038 R14: 00007fbbc99c5fa0 R15: 00007ffecfe46968
 </TASK>
