clocksource: Long readout interval, skipping watchdog check: cs_nsec: 83793898713 wd_nsec: 83793900579
rcu: INFO: rcu_preempt self-detected stall on CPU
rcu: 	0-....: (10445 ticks this GP) idle=bf6c/1/0x4000000000000000 softirq=18715/18724 fqs=5002
rcu: 	         hardirqs   softirqs   csw/system
rcu: 	 number:   764643         12            0
rcu: 	cputime:    37572      14917           62   ==> 52490(ms)
rcu: 	(t=10500 jiffies g=10581 q=2697 ncpus=2)
CPU: 0 UID: 0 PID: 6583 Comm: syz.2.193 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:debug_smp_processor_id+0x0/0x20
Code: c7 60 3b 1f 8e 4c 89 f6 e8 ed 54 85 f9 e9 66 ff ff ff cc cc cc cc cc cc cc cc 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 <f3> 0f 1e fa 48 c7 c7 a0 3d e3 8b 48 c7 c6 e0 3d e3 8b eb 1c 66 66
RSP: 0018:ffffc900000070c8 EFLAGS: 00000202
RAX: 0000000000000001 RBX: 0000000000000000 RCX: ffff88801fe4b980
RDX: ffff88801fe4b980 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 1ffff11005fc1c99 R08: ffffc90000007400 R09: ffffc90000007410
R10: ffffc90000007260 R11: fffff52000000e4e R12: 0000000000000001
R13: 0000000000000003 R14: 1ffff11005fc1c9b R15: ffff88802fe0e4df
FS:  00007fb7559f66c0(0000) GS:ffff8880b8613000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000100000000 CR3: 000000002781a000 CR4: 00000000000006f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 00000000000f0602
Call Trace:
 <IRQ>
 rcu_is_watching+0x15/0xb0
 rcu_read_lock_held+0x15/0x50
 find_match+0xf1/0xc90
 __find_rr_leaf+0x23a/0x6d0
 fib6_table_lookup+0x39f/0xa80
 ip6_pol_route+0x222/0x1180
 fib6_rule_lookup+0x52f/0x6f0
 ip6_route_input+0x6ce/0xa50
 ip6_rcv_finish+0x141/0x2e0
 NF_HOOK+0x30c/0x3a0
 __netif_receive_skb+0xd3/0x380
 process_backlog+0x60e/0x14f0
 __napi_poll+0xc7/0x360
 net_rx_action+0x707/0xe30
 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:kasan_check_range+0x80/0x2c0
Code: 03 49 ba 00 00 00 00 00 fc ff df 4f 8d 1c 17 49 ff c8 4d 89 c1 49 c1 e9 03 48 bb 01 00 00 00 00 fc ff df 4d 8d 34 19 4d 89 f4 <4d> 29 dc 49 83 fc 10 7f 29 4d 85 e4 0f 84 41 01 00 00 4c 89 cb 48
RSP: 0018:ffffc90007377728 EFLAGS: 00000a03
RAX: f2f200f2f2f2f201 RBX: dffffc0000000001 RCX: ffffffff8b7b2f69
RDX: 0000000000000001 RSI: 0000000000000010 RDI: ffffc90007377910
RBP: 0000000000000000 R08: ffffc9000737791f R09: 1ffff92000e6ef23
R10: dffffc0000000000 R11: fffff52000e6ef22 R12: fffff52000e6ef24
R13: 0000000000000001 R14: fffff52000e6ef24 R15: 1ffff92000e6ef22
 __asan_memset+0x22/0x50
 __schedule+0xb9/0x4cc0
 preempt_schedule_common+0x83/0xd0
 preempt_schedule+0xae/0xc0
 preempt_schedule_thunk+0x16/0x30
 smp_call_function_single+0x470/0x590
 perf_install_in_context+0x593/0x8f0
 __se_sys_perf_event_open+0x193a/0x1d70
 do_syscall_64+0xfa/0x3b0
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fb75778eba9
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:00007fb7559f6038 EFLAGS: 00000246 ORIG_RAX: 000000000000012a
RAX: ffffffffffffffda RBX: 00007fb7579d5fa0 RCX: 00007fb75778eba9
RDX: ffffffffffffffff RSI: 0000000000000000 RDI: 0000200000000100
RBP: 00007fb757811e19 R08: 0000000000000000 R09: 0000000000000000
R10: ffffffffffffffff R11: 0000000000000246 R12: 0000000000000000
R13: 00007fb7579d6038 R14: 00007fb7579d5fa0 R15: 00007ffd50be05b8
 </TASK>
sched: DL replenish lagged too much
