clocksource: Long readout interval, skipping watchdog check: cs_nsec: 93223392221 wd_nsec: 93223395830
rcu: INFO: rcu_preempt self-detected stall on CPU
rcu: 	1-....: (10483 ticks this GP) idle=b7f4/1/0x4000000000000000 softirq=16154/16157 fqs=4320
rcu: 	         hardirqs   softirqs   csw/system
rcu: 	 number:  1222238          3            0
rcu: 	cputime:    33673      18814           78   ==> 52490(ms)
rcu: 	(t=10500 jiffies g=9753 q=9276 ncpus=2)
CPU: 1 UID: 0 PID: 6295 Comm: syz.2.166 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:stack_trace_consume_entry+0x5/0x280
Code: f0 5b 41 5e 5d e9 cb e2 cf 09 cc e8 d5 fd cc 09 0f 1f 44 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 55 <41> 57 41 56 41 55 41 54 53 48 83 ec 18 48 ba 00 00 00 00 00 fc ff
RSP: 0018:ffffc900001e01f8 EFLAGS: 00000286
RAX: ffffffff81000130 RBX: ffffc900001e02c0 RCX: 1523887e8c7f5c00
RDX: 0000000000000001 RSI: ffffffff81000130 RDI: ffffc900001e02c0
RBP: ffffc900001e0290 R08: ffffc900048fff48 R09: 0000000000000000
R10: ffffc900001e0258 R11: ffffffff81ac3930 R12: ffff888107d7b980
R13: dffffc0000000000 R14: ffffffff81ac3930 R15: ffffc900001e0208
FS:  00007fc1887906c0(0000) GS:ffff8881a3c1c000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000000 CR3: 000000003734e000 CR4: 00000000000006f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600
Call Trace:
 <IRQ>
 arch_stack_walk+0x110/0x150
 stack_trace_save+0x9c/0xe0
 __kfence_alloc+0x2b2/0x3b0
 __kmalloc_noprof+0x440/0x4f0
 ___neigh_create+0x6d5/0x2260
 ip6_finish_output2+0xb4d/0x16a0
 ndisc_send_skb+0xb54/0x1440
 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_unlock_irqrestore+0xa8/0x110
Code: 74 05 e8 4b 87 4b f6 48 c7 44 24 20 00 00 00 00 9c 8f 44 24 20 f6 44 24 21 02 75 4f f7 c3 00 02 00 00 74 01 fb bf 01 00 00 00 <e8> 93 2e 14 f6 65 8b 05 6c 71 24 07 85 c0 74 40 48 c7 04 24 0e 36
RSP: 0018:ffffc900048ff9c0 EFLAGS: 00000206
RAX: 1523887e8c7f5c00 RBX: 0000000000000a02 RCX: 1523887e8c7f5c00
RDX: 0000000000000007 RSI: ffffffff8d9b6a28 RDI: 0000000000000001
RBP: ffffc900048ffa58 R08: ffffffff8fa38037 R09: 1ffffffff1f47006
R10: dffffc0000000000 R11: fffffbfff1f47007 R12: dffffc0000000000
R13: ffff888104b80000 R14: ffffffff99cf96a8 R15: 1ffff9200091ff38
 debug_check_no_obj_freed+0x451/0x470
 __free_frozen_pages+0x4dd/0xd30
 __put_partials+0x156/0x1a0
 put_cpu_partial+0x17c/0x250
 __slab_free+0x2d5/0x3c0
 qlist_free_all+0x97/0x140
 kasan_quarantine_reduce+0x148/0x160
 __kasan_slab_alloc+0x22/0x80
 kmem_cache_alloc_lru_noprof+0x1c6/0x3d0
 sock_alloc_inode+0x28/0xc0
 alloc_inode+0x6a/0x1b0
 __sock_create+0x12d/0x9f0
 __sys_socket+0xd7/0x1b0
 __x64_sys_socket+0x7a/0x90
 do_syscall_64+0xfa/0x3b0
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fc18798ebe9
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:00007fc188790038 EFLAGS: 00000246 ORIG_RAX: 0000000000000029
RAX: ffffffffffffffda RBX: 00007fc187bb5fa0 RCX: 00007fc18798ebe9
RDX: 0000000000000000 RSI: 0000000000000003 RDI: 000000000000002c
RBP: 00007fc187a11e19 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fc187bb6038 R14: 00007fc187bb5fa0 R15: 00007ffe9e9aff28
 </TASK>
sched: DL replenish lagged too much
