[   10.457334][  T186] ip (186) used greatest stack depth: 24400 bytes left
[   10.649348][  T192] ip (192) used greatest stack depth: 24320 bytes left
[   12.609923][  T268] br1: port 1(vx1) entered blocking state
[   12.610226][  T268] br1: port 1(vx1) entered disabled state
[   12.610397][  T268] vx1: entered allmulticast mode
[   12.611883][  T268] vx1: entered promiscuous mode
[   12.612531][  T268] br1: port 1(vx1) entered blocking state
[   12.612721][  T268] br1: port 1(vx1) entered forwarding state
[   12.637071][  T269] br1: port 2(veth1) entered blocking state
[   12.637867][  T269] br1: port 2(veth1) entered disabled state
[   12.638126][  T269] veth1: entered allmulticast mode
[   12.639665][  T269] veth1: entered promiscuous mode
[   12.665004][  T188] br1: port 2(veth1) entered blocking state
[   12.665326][  T188] br1: port 2(veth1) entered forwarding state
[   12.720764][  T272] br1: port 3(veth2) entered blocking state
[   12.720972][  T272] br1: port 3(veth2) entered disabled state
[   12.721329][  T272] veth2: entered allmulticast mode
[   12.722842][  T272] veth2: entered promiscuous mode
[   12.752497][  T188] br1: port 3(veth2) entered blocking state
[   12.752709][  T188] br1: port 3(veth2) entered forwarding state
[   13.816583][  T318] br2: port 1(w1) entered blocking state
[   13.816764][  T318] br2: port 1(w1) entered disabled state
[   13.816929][  T318] w1: entered allmulticast mode
[   13.819194][  T318] w1: entered promiscuous mode
[   13.843069][  T319] br2: port 1(w1) entered blocking state
[   13.843445][  T319] br2: port 1(w1) entered forwarding state
[   13.987001][  T324] br2: port 2(vx2) entered blocking state
[   13.987196][  T324] br2: port 2(vx2) entered disabled state
[   13.987367][  T324] vx2: entered allmulticast mode
[   13.989063][  T324] vx2: entered promiscuous mode
[   13.989636][  T324] br2: port 2(vx2) entered blocking state
[   13.989779][  T324] br2: port 2(vx2) entered forwarding state
[   14.735412][  T356] br2: port 1(w1) entered blocking state
[   14.735588][  T356] br2: port 1(w1) entered disabled state
[   14.735750][  T356] w1: entered allmulticast mode
[   14.737248][  T356] w1: entered promiscuous mode
[   14.765438][  T357] br2: port 1(w1) entered blocking state
[   14.765604][  T357] br2: port 1(w1) entered forwarding state
[   14.899658][  T362] br2: port 2(vx2) entered blocking state
[   14.899832][  T362] br2: port 2(vx2) entered disabled state
[   14.900005][  T362] vx2: entered allmulticast mode
[   14.901501][  T362] vx2: entered promiscuous mode
[   14.902075][  T362] br2: port 2(vx2) entered blocking state
[   14.902229][  T362] br2: port 2(vx2) entered forwarding state
[   15.365831][    C3] 
[   15.366069][    C3] =============================
[   15.366387][    C3] WARNING: suspicious RCU usage
[   15.366538][    C3] 7.2.0-rc2-virtme #1 Not tainted
[   15.366735][    C3] -----------------------------
[   15.366883][    C3] drivers/net/vxlan/vxlan_core.c:872 suspicious rcu_dereference_protected() usage!
[   15.367157][    C3] 
[   15.367157][    C3] other info that might help us debug this:
[   15.367157][    C3] 
[   15.367452][    C3] 
[   15.367452][    C3] rcu_scheduler_active = 2, debug_locks = 1
[   15.367764][    C3] 3 locks held by swapper/3/0:
[   15.367923][    C3]  #0: ffffffff99f7dd40 (rcu_read_lock){....}-{1:3}, at: process_backlog+0x561/0x1490
[   15.368211][    C3]  #1: ffffffff99f7dd40 (rcu_read_lock){....}-{1:3}, at: ip6_input+0xa1/0x570
[   15.368481][    C3]  #2: ff110000140baf68 (&vxlan->hash_lock){+.-.}-{3:3}, at: vxlan_snoop+0x5dc/0x9a0 [vxlan]
[   15.368785][    C3] 
[   15.368785][    C3] stack backtrace:
[   15.368975][    C3] CPU: 3 UID: 0 PID: 0 Comm: swapper/3 Not tainted 7.2.0-rc2-virtme #1 PREEMPT(full) 
[   15.368978][    C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.368980][    C3] Call Trace:
[   15.368982][    C3]  <IRQ>
[   15.368983][    C3]  dump_stack_lvl+0x6f/0xa0
[   15.368989][    C3]  lockdep_rcu_suspicious.cold+0x37/0x89
[   15.368995][    C3]  vxlan_fdb_create+0xe1b/0x1a70 [vxlan]
[   15.369001][    C3]  ? vxlan_find_mac_rcu+0x578/0x6b0 [vxlan]
[   15.369007][    C3]  ? lock_acquire.part.0+0xbc/0x260
[   15.369011][    C3]  ? find_held_lock+0x2b/0x80
[   15.369014][    C3]  ? vxlan_open+0x340/0x340 [vxlan]
[   15.369019][    C3]  ? __lock_release.isra.0+0x6b/0x1a0
[   15.369024][    C3]  vxlan_fdb_update+0x208/0x3e0 [vxlan]
[   15.369031][    C3]  ? vxlan_fdb_create+0x1a70/0x1a70 [vxlan]
[   15.369034][    C3]  ? lock_acquire.part.0+0xbc/0x260
[   15.369037][    C3]  ? do_raw_spin_lock+0x131/0x280
[   15.369041][    C3]  vxlan_snoop+0x6ba/0x9a0 [vxlan]
[   15.369049][    C3]  vxlan_rcv+0x172e/0x2c20 [vxlan]
[   15.369058][    C3]  ? encap_bypass_if_local+0x290/0x290 [vxlan]
[   15.369063][    C3]  ? __udp6_lib_lookup+0x6c3/0x9a0
[   15.369069][    C3]  ? __lock_release.isra.0+0x6b/0x1a0
[   15.369071][    C3]  ? ip6_protocol_deliver_rcu+0xa78/0x1480
[   15.369074][    C3]  ? encap_bypass_if_local+0x290/0x290 [vxlan]
[   15.369079][    C3]  ? udpv6_queue_rcv_one_skb+0x653/0xbf0
[   15.369080][    C3]  udpv6_queue_rcv_one_skb+0x653/0xbf0
[   15.369087][    C3]  udp6_unicast_rcv_skb+0x2b3/0x390
[   15.369090][    C3]  ip6_protocol_deliver_rcu+0x15c/0x1480
[   15.369097][    C3]  ip6_input_finish+0x196/0x590
[   15.369099][    C3]  ip6_input+0x130/0x570
[   15.369102][    C3]  ? ip6_input_finish+0x590/0x590
[   15.369105][    C3]  ? ip6_rcv_core+0xded/0x1be0
[   15.369110][    C3]  ipv6_rcv+0x3c1/0x5a0
[   15.369112][    C3]  ? ip6_rcv_core+0x1be0/0x1be0
[   15.369116][    C3]  ? mark_usage+0x61/0x170
[   15.369118][    C3]  ? __lock_acquire+0x518/0xc20
[   15.369122][    C3]  ? process_backlog+0x561/0x1490
[   15.369124][    C3]  __netif_receive_skb_one_core+0xfc/0x180
[   15.369126][    C3]  ? lock_acquire.part.0+0xbc/0x260
[   15.369129][    C3]  ? __netif_receive_skb_list_core+0x9e0/0x9e0
[   15.369131][    C3]  ? rcu_is_watching+0x15/0xd0
[   15.369137][    C3]  process_backlog+0x2bc/0x1490
[   15.369142][    C3]  __napi_poll+0xa7/0x3b0
[   15.369145][    C3]  net_rx_action+0x513/0xf50
[   15.369151][    C3]  ? __napi_poll+0x3b0/0x3b0
[   15.369152][    C3]  ? __lock_release.isra.0+0x6b/0x1a0
[   15.369158][    C3]  ? sched_balance_softirq+0x29c/0x320
[   15.369164][    C3]  ? clockevents_program_event+0x307/0x7e0
[   15.369168][    C3]  ? rcu_is_watching+0x15/0xd0
[   15.369171][    C3]  handle_softirqs+0x1d8/0x8f0
[   15.369177][    C3]  ? _local_bh_enable+0xd0/0xd0
[   15.369182][    C3]  __irq_exit_rcu+0x103/0x1c0
[   15.369184][    C3]  irq_exit_rcu+0xe/0x30
[   15.369186][    C3]  sysvec_apic_timer_interrupt+0x9d/0xe0
[   15.369190][    C3]  </IRQ>
[   15.369190][    C3]  <TASK>
[   15.369191][    C3]  ? lockdep_hardirqs_on+0x8c/0x130
[   15.369193][    C3]  asm_sysvec_apic_timer_interrupt+0x1a/0x20
[   15.369196][    C3] RIP: 0010:pv_native_safe_halt+0xf/0x10
[   15.369198][    C3] Code: 48 8b 3d 44 91 fb 01 e8 1f 00 00 00 48 2b 05 08 42 9b 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 63 5d 19 00 fb f4 <c3> 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01
[   15.369200][    C3] RSP: 0018:ffa0000000167e00 EFLAGS: 00000282
[   15.369203][    C3] RAX: 000000000009ee2b RBX: ff11000001bd8040 RCX: ffffffff96ce3c17
[   15.369204][    C3] RDX: ff11000001bd8040 RSI: ffffffff99a173d9 RDI: ffffffff9947a960
[   15.369205][    C3] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   15.369206][    C3] R10: 0000000000000003 R11: 0000000000000001 R12: 1ff400000002cfc3
[   15.369207][    C3] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000
[   15.369210][    C3]  ? cpuidle_idle_call.constprop.0+0x237/0x410
[   15.369215][    C3]  default_idle+0x9/0x10
[   15.369217][    C3]  default_idle_call+0x6e/0xb0
[   15.369218][    C3]  cpuidle_idle_call.constprop.0+0x237/0x410
[   15.369221][    C3]  ? arch_cpu_idle_exit+0x40/0x40
[   15.369224][    C3]  ? mark_tsc_async_resets+0x30/0x30
[   15.369227][    C3]  ? trace_irq_enable.constprop.0+0x9b/0x160
[   15.369231][    C3]  ? rcu_is_watching+0x15/0xd0
[   15.369233][    C3]  do_idle+0xd8/0x180
[   15.369236][    C3]  cpu_startup_entry+0x53/0x70
[   15.369238][    C3]  start_secondary+0x204/0x2b0
[   15.369241][    C3]  ? set_cpu_sibling_map+0x2130/0x2130
[   15.369245][    C3]  common_startup_64+0x13e/0x148
[   15.369254][    C3]  </TASK>
[   22.175625][  T444] GACT probability NOT on
[   66.243956][   T12] vx2: left allmulticast mode
[   66.244598][   T12] vx2: left promiscuous mode
[   66.244857][   T12] br2: port 2(vx2) entered disabled state
[   66.248866][   T12] w1: left allmulticast mode
[   66.249070][   T12] w1: left promiscuous mode
[   66.249443][   T12] br2: port 1(w1) entered disabled state
[   66.377963][  T551] ip (551) used greatest stack depth: 23952 bytes left
[   66.414013][   T12] vx2: left allmulticast mode
[   66.414388][   T12] vx2: left promiscuous mode
[   66.417363][   T12] br2: port 2(vx2) entered disabled state
[   66.421922][   T12] w1: left allmulticast mode
[   66.422767][   T12] w1: left promiscuous mode
[   66.423192][   T12] br2: port 1(w1) entered disabled state
[   67.085888][  T576] br1: port 3(veth2) entered disabled state
[   67.110420][  T577] veth2: left allmulticast mode
[   67.110610][  T577] veth2: left promiscuous mode
[   67.110853][  T577] br1: port 3(veth2) entered disabled state
[   67.184932][  T579] br1: port 2(veth1) entered disabled state
[   67.214336][  T580] veth1: left allmulticast mode
[   67.214522][  T580] veth1: left promiscuous mode
[   67.214754][  T580] br1: port 2(veth1) entered disabled state
[   67.238222][  T581] vx1: left allmulticast mode
[   67.238439][  T581] vx1: left promiscuous mode
[   67.238729][  T581] br1: port 1(vx1) entered disabled state