rcu: INFO: rcu_preempt self-detected stall on CPU
rcu: 	1-....: (3219 ticks this GP) idle=695c/1/0x4000000000000000 softirq=23499/23569 fqs=5246
rcu: 	         hardirqs   softirqs   csw/system
rcu: 	 number:   681365        147            0
rcu: 	cputime:    15436      16731           67   ==> 32180(ms)
rcu: 	(t=10502 jiffies g=16937 q=6021 ncpus=2)
CPU: 1 UID: 0 PID: 8418 Comm: syz.1.876 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:stack_trace_consume_entry+0x6e/0x280
Code: 0f b6 44 15 00 84 c0 0f 85 22 01 00 00 45 3b 0e 73 3a 48 8d 5f 0c 49 89 df 49 c1 ef 03 41 0f b6 04 17 84 c0 0f 85 47 01 00 00 <44> 8b 23 45 85 e4 74 21 41 ff cc 41 0f b6 04 17 84 c0 0f 85 78 01
RSP: 0018:ffffc900001e0558 EFLAGS: 00000246
RAX: 0000000000000000 RBX: ffffc900001e066c RCX: 045610478afceb00
RDX: dffffc0000000000 RSI: ffffffff899424ec RDI: ffffc900001e0660
RBP: 1ffff9200003c0ce R08: ffffc900001e0670 R09: 000000000000001c
R10: dffffc0000000000 R11: ffffffff81ad0050 R12: ffff88810a171cc0
R13: 1ffff9200003c0cd R14: ffffc900001e0668 R15: 1ffff9200003c0cd
FS:  00007fe8197d26c0(0000) GS:ffff8881a3c1f000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000000 CR3: 000000011cbf6000 CR4: 00000000000006f0
DR0: 0000200000000300 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600
Call Trace:
 <IRQ>
 arch_stack_walk+0x110/0x150
 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 8b 1d 21 f6 e8 c6 f0 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:ffffc90002f0ec80 EFLAGS: 00000282
RAX: 045610478afceb00 RBX: 0000000000000000 RCX: 045610478afceb00
RDX: 0000000000000006 RSI: ffffffff8d99883e RDI: 0000000000000001
RBP: ffffc90002f0ed30 R08: ffffffff8fa1e8f7 R09: 1ffffffff1f43d1e
R10: dffffc0000000000 R11: fffffbfff1f43d1f R12: 0000000000000000
R13: 0000000000000000 R14: dffffc0000000000 R15: 1ffff920005e1d90
 irqentry_exit+0x6f/0x90
 asm_sysvec_apic_timer_interrupt+0x1a/0x20
RIP: 0010:kasan_check_range+0x1dd/0x2c0
Code: e4 49 0f 49 dc 48 83 e3 f8 49 29 dc 74 12 41 80 3b 00 0f 85 b8 00 00 00 49 ff c3 49 ff cc 75 ee 5b 41 5c 41 5d 41 5e 41 5f 5d <c3> cc cc cc cc cc 45 84 ff 75 63 41 f7 c7 00 ff 00 00 75 5f 41 f7
RSP: 0018:ffffc90002f0edf8 EFLAGS: 00000256
RAX: ffffc90002f0ef01 RBX: 0000000000000040 RCX: ffffffff8a0b2c68
RDX: 0000000000000001 RSI: 0000000000000040 RDI: ffffc90002f0eff0
RBP: 0000000000000000 R08: ffffc90002f0f02f R09: 1ffff920005e1e05
R10: dffffc0000000000 R11: fffff520005e1e06 R12: 0000000000000000
R13: dffffc0000000000 R14: ffffc90002f0eff0 R15: ffff8880250d2080
 __asan_memset+0x22/0x50
 inet_diag_dump_icsk+0x7f8/0x1f40
 inet_diag_dump_compat+0x257/0x460
 netlink_dump+0x6de/0xe60
 __netlink_dump_start+0x5cb/0x7e0
 inet_diag_rcv_msg_compat+0x1ea/0x3b0
 sock_diag_rcv_msg+0x4cc/0x600
 netlink_rcv_skb+0x208/0x470
 netlink_unicast+0x75c/0x8e0
 netlink_sendmsg+0x805/0xb30
 __sock_sendmsg+0x21c/0x270
 ____sys_sendmsg+0x505/0x830
 ___sys_sendmsg+0x21f/0x2a0
 __x64_sys_sendmsg+0x19b/0x260
 do_syscall_64+0xfa/0x3b0
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fe81898e9a9
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:00007fe8197d2038 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
RAX: ffffffffffffffda RBX: 00007fe818bb6080 RCX: 00007fe81898e9a9
RDX: 0000000000000000 RSI: 0000200000000000 RDI: 000000000000000d
RBP: 00007fe818a10d69 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007fe818bb6080 R15: 00007ffd10f49db8
 </TASK>
sched: DL replenish lagged too much
