======================================
| [   27.643392][    C0] rcu_scheduler_active = 2, debug_locks = 1
| [   27.643732][    C0] no locks held by ksoftirqd/0/14.
| [   27.643974][    C0]
| [   27.643974][    C0] stack backtrace:
[   27.644259][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.644261][    C0] Call Trace:
[   27.644263][    C0]  <TASK>
[ 27.644266][ C0] dump_stack_lvl (lib/dump_stack.c:123) 
[ 27.644276][ C0] lockdep_rcu_suspicious (kernel/locking/lockdep.c:6866) 
[ 27.644285][ C0] veth_xdp_rcv (drivers/net/veth.c:907 (discriminator 9)) 
[ 27.644291][ C0] ? ip_local_deliver_finish (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/ipv4/ip_input.c:234) 
[ 27.644298][ C0] ? ip_local_deliver_finish (net/ipv4/ip_input.c:237) 
[ 27.644305][ C0] ? ip_local_deliver (./include/linux/netfilter.h:314 ./include/linux/netfilter.h:308 net/ipv4/ip_input.c:254) 
[ 27.644310][ C0] ? __pfx_veth_xdp_rcv (drivers/net/veth.c:899) 
[ 27.644318][ C0] ? ip_rcv_finish_core (./include/linux/skbuff.h:1160 ./include/net/route.h:88 net/ipv4/ip_input.c:390) 
[ 27.644332][ C0] veth_poll (drivers/net/veth.c:977) 
[ 27.644336][ C0] ? __pfx_veth_poll (drivers/net/veth.c:965) 
[ 27.644347][ C0] ? find_held_lock (kernel/locking/lockdep.c:5348) 
[ 27.644352][ C0] ? process_backlog (net/core/dev.c:6443) 
[ 27.644356][ C0] ? __lock_release (kernel/locking/lockdep.c:5534) 
[ 27.644361][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:736) 
[ 27.644366][ C0] ? _raw_spin_unlock_irq (./arch/x86/include/asm/irqflags.h:42 ./arch/x86/include/asm/irqflags.h:119 ./include/linux/spinlock_api_smp.h:159 kernel/locking/spinlock.c:202) 
[ 27.644373][ C0] ? _raw_spin_unlock_irq (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:160 kernel/locking/spinlock.c:202) 
[ 27.644377][ C0] ? process_backlog (net/core/dev.c:6443) 
[ 27.644382][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:736) 
[ 27.644388][ C0] __napi_poll.constprop.0 (net/core/dev.c:7383) 
[ 27.644391][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:736) 
[ 27.644397][ C0] net_rx_action (net/core/dev.c:7447 net/core/dev.c:7569) 
[ 27.644407][ C0] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4473) 
[ 27.644413][ C0] ? __pfx_net_rx_action (net/core/dev.c:7531) 
[ 27.644416][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:736) 
[ 27.644420][ C0] ? trace_sched_exit_tp (./include/trace/events/sched.h:829 (discriminator 21)) 
[ 27.644426][ C0] ? __schedule (kernel/sched/core.c:6646) 
[ 27.644435][ C0] ? __pfx___schedule (kernel/sched/core.c:6646) 
[ 27.644447][ C0] handle_softirqs (kernel/softirq.c:579) 
[ 27.644456][ C0] ? __pfx_run_ksoftirqd (kernel/softirq.c:961) 
[ 27.644462][ C0] run_ksoftirqd (kernel/softirq.c:436 kernel/softirq.c:969 kernel/softirq.c:960) 
[ 27.644465][ C0] smpboot_thread_fn (kernel/smpboot.c:164 (discriminator 3)) 
[ 27.644469][ C0] ? __pfx_smpboot_thread_fn (kernel/smpboot.c:107) 
[ 27.644474][ C0] kthread (kernel/kthread.c:464) 
[ 27.644479][ C0] ? __pfx_kthread (kernel/kthread.c:413) 
[ 27.644481][ C0] ? ret_from_fork (arch/x86/kernel/process.c:152) 
[ 27.644485][ C0] ? __lock_release (kernel/locking/lockdep.c:5534) 
[ 27.644490][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:736) 
[ 27.644493][ C0] ? __pfx_kthread (kernel/kthread.c:413) 
[ 27.644498][ C0] ret_from_fork (arch/x86/kernel/process.c:153) 
[ 27.644501][ C0] ? __pfx_kthread (kernel/kthread.c:413) 


Finger prints:
lockdep_rcu_suspicious:veth_xdp_rcv:veth_poll:net_rx_action:handle_softirqs