rcu: INFO: rcu_preempt self-detected stall on CPU
rcu: 	0-....: (10480 ticks this GP) idle=12dc/1/0x4000000000000000 softirq=18773/18774 fqs=4940
rcu: 	         hardirqs   softirqs   csw/system
rcu: 	 number:  1277589          2            0
rcu: 	cputime:    32478      20021           42   ==> 52500(ms)
rcu: 	(t=10501 jiffies g=13137 q=2375 ncpus=2)
CPU: 0 UID: 0 PID: 6869 Comm: syz.3.206 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+0xa8/0x110
Code: 74 05 e8 cb e9 49 f6 48 c7 44 24 20 00 00 00 00 9c 8f 44 24 20 f6 44 24 21 02 75 4f f7 c3 00 02 00 00 74 01 fb bf 01 00 00 00 <e8> e3 8e 12 f6 65 8b 05 6c 51 23 07 85 c0 74 40 48 c7 04 24 0e 36
RSP: 0018:ffffc90000007c20 EFLAGS: 00000206
RAX: 157f5eb730855900 RBX: 0000000000000a06 RCX: 157f5eb730855900
RDX: 0000000000000000 RSI: ffffffff8d9b9fb4 RDI: 0000000000000001
RBP: ffffc90000007ca0 R08: ffffffff8fa38f37 R09: 1ffffffff1f471e6
R10: dffffc0000000000 R11: fffffbfff1f471e7 R12: dffffc0000000000
R13: ffff88810e74ef08 R14: ffff888104f91640 R15: 1ffff92000000f84
FS:  00007f498aff66c0(0000) GS:ffff8880b8613000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b2d318ff8 CR3: 00000001117e2000 CR4: 00000000000006f0
Call Trace:
 <IRQ>
 skb_dequeue+0x10e/0x150
 ieee80211_handle_queued_frames+0x4a/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:__sanitizer_cov_trace_pc+0x46/0x70
Code: ff 00 74 11 81 fa 00 01 00 00 75 35 83 b9 3c 16 00 00 00 74 2c 8b 91 18 16 00 00 83 fa 02 75 21 48 8b 91 20 16 00 00 48 8b 32 <48> 8d 7e 01 8b 89 1c 16 00 00 48 39 cf 73 08 48 89 3a 48 89 44 f2
RSP: 0018:ffffc9000250f3f8 EFLAGS: 00000246
RAX: ffffffff81cb1a7b RBX: 0000000000000001 RCX: ffff8881092b9cc0
RDX: ffffc90028e4a000 RSI: 0000000000001625 RDI: ffffffff8be33ba0
RBP: ffffc9000250f4f8 R08: ffffc9000250f48f R09: 0000000000000000
R10: ffffc9000250f480 R11: ffffffffa000088c R12: 0000000000000000
R13: 1ffff920004a1e8c R14: ffffffff81cb1657 R15: 0000000000000000
 trace_call_bpf+0x4db/0x850
 perf_trace_run_bpf_submit+0x78/0x170
 perf_trace_lock+0x2f8/0x3b0
 lock_release+0x3b2/0x3e0
 unwind_next_frame+0x19a9/0x2390
 __unwind_start+0x5b9/0x760
 arch_stack_walk+0xe4/0x150
 stack_trace_save+0x9c/0xe0
 kasan_save_track+0x3e/0x80
 __kasan_kmalloc+0x93/0xb0
 __kmalloc_cache_noprof+0x230/0x3d0
 ref_tracker_alloc+0x133/0x460
 sk_alloc+0x1b1/0x370
 inet6_create+0x7f0/0x1260
 __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: 0033:0x7f498cd8eba9
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:00007f498aff6038 EFLAGS: 00000246 ORIG_RAX: 0000000000000029
RAX: ffffffffffffffda RBX: 00007f498cfd5fa0 RCX: 00007f498cd8eba9
RDX: 0000000000000000 RSI: 0000000000000002 RDI: 000000000000000a
RBP: 00007f498ce11e19 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f498cfd6038 R14: 00007f498cfd5fa0 R15: 00007ffef7b7b9e8
 </TASK>
sched: DL replenish lagged too much
