rcu: INFO: rcu_preempt self-detected stall on CPU
rcu: 	0-....: (10499 ticks this GP) idle=ad54/1/0x4000000000000000 softirq=27087/27088 fqs=5249
rcu: 	         hardirqs   softirqs   csw/system
rcu: 	 number:   893683          0            0
rcu: 	cputime:    25499      27000          106   ==> 52500(ms)
rcu: 	(t=10501 jiffies g=16293 q=2877 ncpus=2)
CPU: 0 UID: 0 PID: 7904 Comm: syz.0.807 Not tainted 6.16.0-rc6-syzkaller-00434-gcd7c97f4584a-dirty #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:rcu_read_unlock_special+0x87/0x4c0
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 92 37 f8 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:ffffc900000073a0 EFLAGS: 00000206
RAX: a718d548e990c100 RBX: 1ffff92000000e7c RCX: a718d548e990c100
RDX: 0000000000000002 RSI: ffffffff8d998727 RDI: ffffffff8be29f80
RBP: ffffc90000007498 R08: ffffffff8fa1e8f7 R09: 1ffffffff1f43d1e
R10: dffffc0000000000 R11: fffffbfff1f43d1f R12: ffffffff8e144400
R13: dffffc0000000000 R14: 0000000000000246 R15: 0000000000000001
FS:  00007fdc55c886c0(0000) GS:ffff8880b861f000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b3041fffc CR3: 000000011074c000 CR4: 00000000000006f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600
Call Trace:
 <IRQ>
 __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_slab_alloc+0x6c/0x80
 kmem_cache_alloc_node_noprof+0x1bb/0x3c0
 kmalloc_reserve+0xbd/0x290
 __alloc_skb+0x142/0x2d0
 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:preempt_schedule_irq+0xb0/0x150
Code: 24 20 f6 44 24 21 02 74 0c 90 0f 0b 48 f7 03 08 00 00 00 74 64 bf 01 00 00 00 e8 5b 22 21 f6 e8 96 f5 57 f6 fb bf 01 00 00 00 <e8> 1b ab ff ff 48 c7 44 24 40 00 00 00 00 9c 8f 44 24 40 8b 44 24
RSP: 0018:ffffc90002eaf860 EFLAGS: 00000286
RAX: a718d548e990c100 RBX: 0000000000000000 RCX: a718d548e990c100
RDX: 0000000000000006 RSI: ffffffff8d998727 RDI: 0000000000000001
RBP: ffffc90002eaf900 R08: ffffffff8fa1e8f7 R09: 1ffffffff1f43d1e
R10: dffffc0000000000 R11: fffffbfff1f43d1f R12: 0000000000000000
R13: 0000000000000000 R14: dffffc0000000000 R15: 1ffff920005d5f0c
 irqentry_exit+0x6f/0x90
 asm_sysvec_apic_timer_interrupt+0x1a/0x20
RIP: 0010:__rcu_read_lock+0x4/0x60
Code: 7b 00 e9 cc fa ff ff 66 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa <53> 65 48 8b 1c 25 08 10 a0 92 48 81 c3 44 04 00 00 48 89 d8 48 c1
RSP: 0018:ffffc90002eaf9c0 EFLAGS: 00000287
RAX: ffffffff82101a4d RBX: 00002aaaaaaab000 RCX: 0000000000080000
RDX: ffffc900033e1000 RSI: 000000000000a411 RDI: 000000000000a412
RBP: ffffc90002eafbd0 R08: ffffea0000265a47 R09: 1ffffd400004cb48
R10: dffffc0000000000 R11: fffff9400004cb49 R12: ffffffff89969322
R13: fffffffffffffeff R14: ffff88801a474aa8 R15: ffffc90002eafa38
 ___pte_offset_map+0x22/0x2c0
 __pte_offset_map_lock+0x46/0x210
 __text_poke+0x2e6/0xa10
 smp_text_poke_batch_finish+0x38c/0x1100
 arch_jump_label_transform_apply+0x1c/0x30
 static_key_slow_inc_cpuslocked+0x80/0xf0
 static_key_slow_inc+0x1a/0x30
 bpf_enable_stats+0x101/0x140
 __sys_bpf+0x325/0x870
 __x64_sys_bpf+0x7c/0x90
 do_syscall_64+0xfa/0x3b0
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fdc54d8eb69
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:00007fdc55c88038 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
RAX: ffffffffffffffda RBX: 00007fdc54fb5fa0 RCX: 00007fdc54d8eb69
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000020
RBP: 00007fdc54e11df1 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007fdc54fb5fa0 R15: 00007ffc54e8e838
 </TASK>
sched: DL replenish lagged too much
