rcu: INFO: rcu_preempt self-detected stall on CPU
rcu: 	0-....: (1 GPs behind) idle=6d04/1/0x4000000000000000 softirq=17498/17499 fqs=5249
rcu: 	         hardirqs   softirqs   csw/system
rcu: 	 number:  1023850          0            0
rcu: 	cputime:    26664      25835           91   ==> 52500(ms)
rcu: 	(t=10501 jiffies g=10349 q=3718 ncpus=2)
CPU: 0 UID: 0 PID: 6532 Comm: syz.1.198 Not tainted 6.16.0-rc6-syzkaller-00411-g95993dc3039e-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:arch_stack_walk+0x123/0x150
Code: 29 09 00 48 85 c0 74 24 48 89 df 48 89 c6 4d 89 f3 2e e8 a0 d9 07 0a 84 c0 74 11 4c 89 ff e8 14 2b 09 00 83 bd 78 ff ff ff 00 <75> cf 65 48 8b 05 e3 90 36 11 48 3b 45 d8 75 12 48 83 c4 68 5b 41
RSP: 0018:ffffc900000075e8 EFLAGS: 00000202
RAX: 00000000903ebd01 RBX: ffffc900000076a0 RCX: 1fe08b24869e9b00
RDX: 0000000000000002 RSI: ffffffff8d99883e RDI: ffffffff8be29f40
RBP: ffffc90000007670 R08: ffffffff8fa1e8f7 R09: 1ffffffff1f43d1e
R10: dffffc0000000000 R11: fffffbfff1f43d1f R12: ffff888022f11cc0
R13: ffff888116864a80 R14: ffffffff81ad0050 R15: ffffc900000075e8
FS:  00007fedb6e996c0(0000) GS:ffff8880b861f000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fe9b96b7fc8 CR3: 0000000026ee2000 CR4: 00000000000006f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600
Call Trace:
 <IRQ>
 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_apic_timer_interrupt+0xa6/0xc0
 </IRQ>
 <TASK>
 asm_sysvec_apic_timer_interrupt+0x1a/0x20
RIP: 0010:_raw_spin_trylock+0x35/0x80
Code: 01 00 00 00 bf 01 00 00 00 e8 17 d0 1f f6 4c 89 f7 e8 4f d0 2d f6 85 c0 74 28 49 83 c6 18 4c 89 f7 31 f6 ba 01 00 00 00 31 c9 <41> b8 01 00 00 00 45 31 c9 ff 74 24 10 e8 29 29 2d f6 48 83 c4 08
RSP: 0018:ffffc90009467408 EFLAGS: 00000246
RAX: 0000000000000001 RBX: 0000000000000001 RCX: 0000000000000000
RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff88804b03fd58
RBP: ffffc90009467690 R08: 0000000000000003 R09: 0000000000000004
R10: dffffc0000000000 R11: fffff5200128ce70 R12: dffffc0000000000
R13: 1ffff9200128ced8 R14: ffff88804b03fd58 R15: ffffc900094676fc
 get_page_from_freelist+0x63b/0x22c0
 __alloc_frozen_pages_noprof+0x181/0x370
 alloc_pages_bulk_noprof+0x560/0x710
 kasan_populate_vmalloc+0xba/0x1a0
 alloc_vmap_area+0xd51/0x1490
 __get_vm_area_node+0x1f8/0x300
 __vmalloc_node_range_noprof+0x301/0x12f0
 bpf_map_area_alloc+0x12d/0x180
 bloom_map_alloc+0x22f/0x470
 map_create+0xaa3/0x1310
 __sys_bpf+0x60f/0x870
 __x64_sys_bpf+0x7c/0x90
 do_syscall_64+0xfa/0x3b0
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fedb5f8e9a9
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:00007fedb6e99038 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
RAX: ffffffffffffffda RBX: 00007fedb61b5fa0 RCX: 00007fedb5f8e9a9
RDX: 0000000000000048 RSI: 0000200000000600 RDI: 0000000000000000
RBP: 00007fedb6010d69 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007fedb61b5fa0 R15: 00007ffd85575948
 </TASK>
sched: DL replenish lagged too much
