bridge0: received packet on veth0_to_bridge with own address as source address (addr:16:0b:68:00:45:23, vlan:0)
rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
rcu: 	Tasks blocked on level-0 rcu_node (CPUs 0-1): P2714/1:b..l
rcu: 	(detected by 0, t=10003 jiffies, g=10289, q=17137 ncpus=2)
task:kworker/u8:15   state:R  running task     stack:0     pid:2714  tgid:2714  ppid:2      flags:0x00004000
Workqueue: ipv6_addrconf addrconf_dad_work
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5945 [inline]
 __schedule+0x1322/0x1df0 kernel/sched/core.c:7791
 preempt_schedule_common+0x2d/0x60 kernel/sched/core.c:7974
 preempt_schedule+0xb0/0xd0 kernel/sched/core.c:7998
 preempt_schedule_thunk+0x1a/0x40 arch/x86/entry/thunk.S:12
 __local_bh_enable_ip+0x64/0x80 kernel/softirq.c:437
 __raw_read_unlock_bh include/linux/rwlock_api_smp.h:257 [inline]
 _raw_read_unlock_bh+0x2d/0x40 kernel/locking/spinlock.c:284
 ipv6_get_lladdr net/ipv6/addrconf.c:1938 [inline]
 addrconf_dad_completed+0x958/0xef0 net/ipv6/addrconf.c:4399
 addrconf_dad_work+0xc2f/0x14e0 net/ipv6/addrconf.c:-1
 process_one_work kernel/workqueue.c:3238 [inline]
 process_scheduled_works+0x7d5/0x1020 kernel/workqueue.c:3319
 worker_thread+0xc58/0x1250 kernel/workqueue.c:3400
 kthread+0x2c7/0x370 kernel/kthread.c:389
 ret_from_fork+0x64/0xa0 arch/x86/kernel/process.c:153
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
 </TASK>
net_ratelimit: 179555 callbacks suppressed
bridge0: received packet on veth0_to_bridge with own address as source address (addr:16:0b:68:00:45:23, vlan:0)
bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0)
bridge0: received packet on veth0_to_bridge with own address as source address (addr:16:0b:68:00:45:23, vlan:0)
bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0)
bridge0: received packet on veth0_to_bridge with own address as source address (addr:16:0b:68:00:45:23, vlan:0)
bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0)
bridge0: received packet on veth0_to_bridge with own address as source address (addr:16:0b:68:00:45:23, vlan:0)
bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0)
bridge0: received packet on veth0_to_bridge with own address as source address (addr:16:0b:68:00:45:23, vlan:0)
bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0)