rcu: INFO: rcu_preempt self-detected stall on CPU
rcu: 	1-....: (1 GPs behind) idle=d184/1/0x4000000000000000 softirq=62593/62594 fqs=5248
rcu: 	         hardirqs   softirqs   csw/system
rcu: 	 number:   811456          0            0
rcu: 	cputime:    36424      16055          122   ==> 52490(ms)
rcu: 	(t=10501 jiffies g=57353 q=2327 ncpus=2)
CPU: 1 UID: 0 PID: 14527 Comm: syz.3.2265 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:perf_trace_lock+0x336/0x3b0
Code: 04 3c 00 00 00 00 43 c7 44 3c 08 00 00 00 00 65 48 8b 05 9d 0f 04 11 48 3b 84 24 a0 00 00 00 75 28 48 8d 65 d8 5b 41 5c 41 5d <41> 5e 41 5f 5d e9 80 8b e0 09 cc 48 c7 c7 80 98 00 8e 48 89 de e8
RSP: 0018:ffffc900001dfd18 EFLAGS: 00000246
RAX: 9010efef229ec600 RBX: ffffffff81eed26f RCX: ffff888021f93980
RDX: 0000000000000100 RSI: 00000000ffffffff RDI: 0000000000000000
RBP: ffffc900001dfd28 R08: ffffc900001dfd17 R09: 0000000000000000
R10: ffffc900001dfd00 R11: fffff5200003bfa3 R12: ffffc900001dfde0
R13: ffffffff81eed26f R14: 000000000000002c R15: dffffc0000000000
FS:  00007f433fb356c0(0000) GS:ffff8881a3c13000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffffffffffffffe8 CR3: 000000010e9d2000 CR4: 00000000000006f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600
Call Trace:
 <IRQ>
 lock_release+0x3b2/0x3e0
 perf_event_output_forward+0x37f/0x430
 __perf_event_overflow+0x830/0xe40
 perf_swevent_event+0x2f4/0x5e0
 perf_tp_event+0x4f6/0x1380
 perf_trace_run_bpf_submit+0xee/0x170
 perf_trace_lock+0x2f8/0x3b0
 lock_release+0x3b2/0x3e0
 unwind_next_frame+0x19a9/0x2390
 arch_stack_walk+0x11c/0x150
 stack_trace_save+0x9c/0xe0
 kasan_save_track+0x3e/0x80
 __kasan_slab_alloc+0x6c/0x80
 kmem_cache_alloc_node_noprof+0x1bb/0x3c0
 __alloc_skb+0x112/0x2d0
 ndisc_alloc_skb+0x9f/0x480
 ndisc_send_rs+0x2b5/0x630
 addrconf_rs_timer+0x369/0x670
 call_timer_fn+0x17e/0x5f0
 __run_timer_base+0x61a/0x860
 run_timer_softirq+0xb7/0x180
 handle_softirqs+0x286/0x870
 __irq_exit_rcu+0xca/0x1f0
 irq_exit_rcu+0x9/0x30
 sysvec_irq_work+0xa3/0xc0
 </IRQ>
 <TASK>
 asm_sysvec_irq_work+0x1a/0x20
RIP: 0010:finish_task_switch+0x26b/0x950
Code: 0f 84 3c 01 00 00 48 85 db 0f 85 63 01 00 00 0f 1f 44 00 00 4c 8b 75 d0 4c 89 e7 e8 df d4 eb 09 e8 8a 41 36 00 fb 4c 8b 65 c0 <49> 8d bc 24 18 16 00 00 48 89 f8 48 c1 e8 03 42 0f b6 04 28 84 c0
RSP: 0018:ffffc90006bf7938 EFLAGS: 00000282
RAX: 9010efef229ec600 RBX: 0000000000000000 RCX: 9010efef229ec600
RDX: 0000000000000000 RSI: ffffffff8d9ba7f1 RDI: ffffffff8be33e00
RBP: ffffc90006bf7990 R08: ffffffff8fa3b537 R09: 1ffffffff1f476a6
R10: dffffc0000000000 R11: fffffbfff1f476a7 R12: ffff888021f93980
R13: dffffc0000000000 R14: ffff888107bc0000 R15: ffff88813663ab58
 __schedule+0x17a0/0x4cc0
 preempt_schedule_notrace+0xd1/0x110
 preempt_schedule_notrace_thunk+0x16/0x30
 lock_release+0x3ca/0x3e0
 task_mm_cid_work+0x469/0x760
 task_work_run+0x1d4/0x260
 exit_to_user_mode_loop+0xec/0x110
 do_syscall_64+0x2bd/0x3b0
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f433ed8eba9
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:00007f433fb35038 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
RAX: 00000000000000d8 RBX: 00007f433efd5fa0 RCX: 00007f433ed8eba9
RDX: 0000000000004880 RSI: 0000200000000000 RDI: 0000000000000013
RBP: 00007f433ee11e19 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f433efd6038 R14: 00007f433efd5fa0 R15: 00007ffec26fe5e8
 </TASK>
sched: DL replenish lagged too much
