rcu: INFO: rcu_preempt self-detected stall on CPU
rcu: 	0-....: (1 GPs behind) idle=ae14/1/0x4000000000000000 softirq=45893/45896 fqs=4870
rcu: 	         hardirqs   softirqs   csw/system
rcu: 	 number:   963568          0            0
rcu: 	cputime:    35844      16644           48   ==> 52490(ms)
rcu: 	(t=10500 jiffies g=40069 q=2724 ncpus=2)
CPU: 0 UID: 0 PID: 14579 Comm: syz.5.2508 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+0x4b/0x3d0
Code: 89 44 24 28 0f 1f 44 00 00 65 8b 05 33 a4 7a 11 83 f8 08 0f 83 56 02 00 00 89 c0 48 0f a3 05 9c f8 6f 0e 73 0d e8 75 f9 08 00 <84> c0 0f 84 94 02 00 00 83 3d 96 2b 70 0e 00 0f 84 1c 02 00 00 65
RSP: 0018:ffffc90000006770 EFLAGS: 00000202
RAX: 0000000000000001 RBX: ffffffff90b03d01 RCX: 0000000000000502
RDX: ffffc90000006801 RSI: ffffffff8c27c9e0 RDI: ffffffff8c27c9a0
RBP: dffffc0000000000 R08: ffffc90003867cf0 R09: 0000000000000000
R10: ffffc900000068f8 R11: fffff52000000d21 R12: ffffc90003867d00
R13: ffffffff81767e95 R14: ffffffff8e75e5e0 R15: ffffffff81767e95
FS:  00007f2cbb4036c0(0000) GS:ffff88818de5a000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b31114ff8 CR3: 000000016975e000 CR4: 00000000000006f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000f1060a
Call Trace:
 <IRQ>
 unwind_next_frame+0x1aaa/0x23c0
 arch_stack_walk+0x11b/0x150
 stack_trace_save+0xa9/0x100
 kasan_save_track+0x3e/0x80
 __kasan_kmalloc+0x93/0xb0
 __kmalloc_cache_noprof+0x31c/0x660
 ref_tracker_alloc+0x15a/0x4c0
 dst_init+0xd9/0x480
 dst_alloc+0x12a/0x170
 ip6_pol_route+0xafb/0x13d0
 fib6_rule_lookup+0x36b/0x730
 ip6_route_output_flags+0x364/0x5d0
 ip6_dst_lookup_tail+0x1c3/0x15a0
 ip6_dst_lookup_flow+0x47/0xe0
 udp_tunnel6_dst_lookup+0x24d/0x470
 geneve_xmit+0x13a6/0x3110
 dev_hard_start_xmit+0x2d8/0x870
 __dev_queue_xmit+0x16d1/0x3890
 ip6_output+0x340/0x550
 ndisc_send_skb+0xd0b/0x1670
 addrconf_rs_timer+0x395/0x6d0
 call_timer_fn+0x192/0x640
 __run_timer_base+0x652/0x8b0
 run_timer_softirq+0xb7/0x170
 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:generic_exec_single+0x3e7/0x430
Code: 75 11 e8 4c f2 0b 00 48 85 db 75 16 e8 42 f2 0b 00 eb 15 e8 3b f2 0b 00 e8 96 22 f5 09 48 85 db 74 ea e8 2c f2 0b 00 fb 31 c0 <48> 83 c4 08 5b 41 5c 41 5d 41 5e 41 5f 5d e9 86 08 f8 09 cc e8 10
RSP: 0018:ffffc90003867a80 EFLAGS: 00000246
RAX: 0000000000000000 RBX: 0000000000000200 RCX: 0000000000080000
RDX: ffffc90022dd5000 RSI: 00000000000002cf RDI: 00000000000002d0
RBP: 0000000000000001 R08: ffffffff9011b4b7 R09: 1ffffffff2023696
R10: dffffc0000000000 R11: fffffbfff2023697 R12: 1ffff9200070cf61
R13: 1ffff9200070cf63 R14: 0000000000000000 R15: ffffc90003867b18
 smp_call_function_single+0x341/0x580
 perf_install_in_context+0x5c0/0x930
 __se_sys_perf_event_open+0x192f/0x1d60
 do_syscall_64+0x14d/0xf80
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f2cba59c819
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:00007f2cbb403028 EFLAGS: 00000246 ORIG_RAX: 000000000000012a
RAX: ffffffffffffffda RBX: 00007f2cba815fa0 RCX: 00007f2cba59c819
RDX: ffffffffffffffff RSI: 0000000000000000 RDI: 00002000000000c0
RBP: 00007f2cba632c91 R08: 0000000000000000 R09: 0000000000000000
R10: ffffffffffffffff R11: 0000000000000246 R12: 0000000000000000
R13: 00007f2cba816038 R14: 00007f2cba815fa0 R15: 00007ffe87b6a608
 </TASK>
sched: DL replenish lagged too much
