[ 588.443587][ T3745] br1: port 1(vx10) entered blocking state
[ 588.443806][ T3745] br1: port 1(vx10) entered disabled state
[ 588.443989][ T3745] vx10: entered allmulticast mode
[ 588.445563][ T3745] vx10: entered promiscuous mode
[ 588.446014][ T3745] br1: port 1(vx10) entered blocking state
[ 588.446199][ T3745] br1: port 1(vx10) entered forwarding state
[ 588.603205][ T3750] br1: port 2(vx20) entered blocking state
[ 588.603643][ T3750] br1: port 2(vx20) entered disabled state
[ 588.603889][ T3750] vx20: entered allmulticast mode
[ 588.605412][ T3750] vx20: entered promiscuous mode
[ 588.605881][ T3750] br1: port 2(vx20) entered blocking state
[ 588.606095][ T3750] br1: port 2(vx20) entered forwarding state
[ 588.661630][ T3752] br1: port 3(veth1) entered blocking state
[ 588.661819][ T3752] br1: port 3(veth1) entered disabled state
[ 588.661999][ T3752] veth1: entered allmulticast mode
[ 588.663454][ T3752] veth1: entered promiscuous mode
[ 588.686811][ T188] br1: port 3(veth1) entered blocking state
[ 588.687158][ T188] br1: port 3(veth1) entered forwarding state
[ 588.815502][ T3757] br1: port 4(veth2) entered blocking state
[ 588.815749][ T3757] br1: port 4(veth2) entered disabled state
[ 588.815999][ T3757] veth2: entered allmulticast mode
[ 588.817554][ T3757] veth2: entered promiscuous mode
[ 588.841663][ T36] br1: port 4(veth2) entered blocking state
[ 588.841866][ T36] br1: port 4(veth2) entered forwarding state
[ 590.185221][ T3814] br2: port 1(w1) entered blocking state
[ 590.185515][ T3814] br2: port 1(w1) entered disabled state
[ 590.185673][ T3814] w1: entered allmulticast mode
[ 590.187140][ T3814] w1: entered promiscuous mode
[ 590.212041][ T3815] br2: port 1(w1) entered blocking state
[ 590.212250][ T3815] br2: port 1(w1) entered forwarding state
[ 590.235251][ T337] br2: port 1(w1) entered disabled state
[ 590.426422][ T3822] br2: port 2(vx10) entered blocking state
[ 590.426647][ T3822] br2: port 2(vx10) entered disabled state
[ 590.426844][ T3822] vx10: entered allmulticast mode
[ 590.428311][ T3822] vx10: entered promiscuous mode
[ 590.428688][ T3822] br2: port 2(vx10) entered blocking state
[ 590.428856][ T3822] br2: port 2(vx10) entered forwarding state
[ 590.677439][ T3829] br2: port 3(vx20) entered blocking state
[ 590.677656][ T3829] br2: port 3(vx20) entered disabled state
[ 590.677856][ T3829] vx20: entered allmulticast mode
[ 590.679330][ T3829] vx20: entered promiscuous mode
[ 590.679957][ T3829] br2: port 3(vx20) entered blocking state
[ 590.680136][ T3829] br2: port 3(vx20) entered forwarding state
[ 590.959339][ T337] br2: port 1(w1) entered blocking state
[ 590.959775][ T337] br2: port 1(w1) entered forwarding state
[ 591.812982][ T3870] br2: port 1(w1) entered blocking state
[ 591.813297][ T3870] br2: port 1(w1) entered disabled state
[ 591.813644][ T3870] w1: entered allmulticast mode
[ 591.816995][ T3870] w1: entered promiscuous mode
[ 591.843009][ T3871] br2: port 1(w1) entered blocking state
[ 591.843176][ T3871] br2: port 1(w1) entered forwarding state
[ 592.067551][ T3878] br2: port 2(vx10) entered blocking state
[ 592.067765][ T3878] br2: port 2(vx10) entered disabled state
[ 592.067960][ T3878] vx10: entered allmulticast mode
[ 592.069632][ T3878] vx10: entered promiscuous mode
[ 592.070028][ T3878] br2: port 2(vx10) entered blocking state
[ 592.070217][ T3878] br2: port 2(vx10) entered forwarding state
[ 592.250478][ T92] br2: port 1(w1) entered disabled state
[ 592.271303][ T3885] br2: port 3(vx20) entered blocking state
[ 592.272084][ T3885] br2: port 3(vx20) entered disabled state
[ 592.272342][ T3885] vx20: entered allmulticast mode
[ 592.273958][ T3885] vx20: entered promiscuous mode
[ 592.274431][ T3885] br2: port 3(vx20) entered blocking state
[ 592.274649][ T3885] br2: port 3(vx20) entered forwarding state
[ 592.493269][ T337] br2: port 1(w1) entered blocking state
[ 592.493530][ T337] br2: port 1(w1) entered forwarding state
[ 593.850893][ C3]
[ 593.851184][ C3] =============================
[ 593.851358][ C3] WARNING: suspicious RCU usage
[ 593.851816][ C3] 7.2.0-rc2-virtme #1 Not tainted
[ 593.851968][ C3] -----------------------------
[ 593.852115][ C3] drivers/net/vxlan/vxlan_core.c:872 suspicious rcu_dereference_protected() usage!
[ 593.852391][ C3]
[ 593.852391][ C3] other info that might help us debug this:
[ 593.852391][ C3]
[ 593.852699][ C3]
[ 593.852699][ C3] rcu_scheduler_active = 2, debug_locks = 1
[ 593.852928][ C3] 3 locks held by swapper/3/0:
[ 593.853078][ C3] #0: ffffffffa237dd40 (rcu_read_lock){....}-{1:3}, at: process_backlog+0x561/0x1490
[ 593.853360][ C3] #1: ffffffffa237dd40 (rcu_read_lock){....}-{1:3}, at: ip6_input+0xa1/0x570
[ 593.853631][ C3] #2: ff1100000bf3af68 (&vxlan->hash_lock){+.-.}-{3:3}, at: vxlan_snoop+0x5dc/0x9a0 [vxlan]
[ 593.853955][ C3]
[ 593.853955][ C3] stack backtrace:
[ 593.854142][ C3] CPU: 3 UID: 0 PID: 0 Comm: swapper/3 Not tainted 7.2.0-rc2-virtme #1 PREEMPT(full)
[ 593.854145][ C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 593.854147][ C3] Call Trace:
[ 593.854149][ C3]
[ 593.854151][ C3] dump_stack_lvl+0x6f/0xa0
[ 593.854157][ C3] lockdep_rcu_suspicious.cold+0x37/0x89
[ 593.854162][ C3] vxlan_fdb_create+0xe1b/0x1a70 [vxlan]
[ 593.854168][ C3] ? vxlan_find_mac_rcu+0x578/0x6b0 [vxlan]
[ 593.854173][ C3] ? lock_acquire.part.0+0xbc/0x260
[ 593.854177][ C3] ? find_held_lock+0x2b/0x80
[ 593.854181][ C3] ? vxlan_open+0x340/0x340 [vxlan]
[ 593.854185][ C3] ? __lock_release.isra.0+0x6b/0x1a0
[ 593.854190][ C3] vxlan_fdb_update+0x208/0x3e0 [vxlan]
[ 593.854196][ C3] ? vxlan_fdb_create+0x1a70/0x1a70 [vxlan]
[ 593.854200][ C3] ? lock_acquire.part.0+0xbc/0x260
[ 593.854204][ C3] ? do_raw_spin_lock+0x131/0x280
[ 593.854211][ C3] vxlan_snoop+0x6ba/0x9a0 [vxlan]
[ 593.854219][ C3] vxlan_rcv+0x172e/0x2c20 [vxlan]
[ 593.854228][ C3] ? encap_bypass_if_local+0x290/0x290 [vxlan]
[ 593.854232][ C3] ? __udp6_lib_lookup+0x6c3/0x9a0
[ 593.854238][ C3] ? __lock_release.isra.0+0x6b/0x1a0
[ 593.854240][ C3] ? ip6_protocol_deliver_rcu+0xa78/0x1480
[ 593.854243][ C3] ? encap_bypass_if_local+0x290/0x290 [vxlan]
[ 593.854247][ C3] ? udpv6_queue_rcv_one_skb+0x653/0xbf0
[ 593.854249][ C3] udpv6_queue_rcv_one_skb+0x653/0xbf0
[ 593.854252][ C3] udp6_unicast_rcv_skb+0x2b3/0x390
[ 593.854255][ C3] ip6_protocol_deliver_rcu+0x15c/0x1480
[ 593.854261][ C3] ip6_input_finish+0x196/0x590
[ 593.854263][ C3] ip6_input+0x130/0x570
[ 593.854266][ C3] ? ip6_input_finish+0x590/0x590
[ 593.854269][ C3] ? ip6_rcv_core+0xded/0x1be0
[ 593.854273][ C3] ipv6_rcv+0x3c1/0x5a0
[ 593.854275][ C3] ? ip6_rcv_core+0x1be0/0x1be0
[ 593.854279][ C3] ? mark_usage+0x61/0x170
[ 593.854281][ C3] ? __lock_acquire+0x518/0xc20
[ 593.854285][ C3] ? process_backlog+0x561/0x1490
[ 593.854287][ C3] __netif_receive_skb_one_core+0xfc/0x180
[ 593.854289][ C3] ? lock_acquire.part.0+0xbc/0x260
[ 593.854292][ C3] ? __netif_receive_skb_list_core+0x9e0/0x9e0
[ 593.854294][ C3] ? rcu_is_watching+0x15/0xd0
[ 593.854300][ C3] process_backlog+0x2bc/0x1490
[ 593.854304][ C3] __napi_poll+0xa7/0x3b0
[ 593.854307][ C3] net_rx_action+0x513/0xf50
[ 593.854313][ C3] ? __napi_poll+0x3b0/0x3b0
[ 593.854317][ C3] ? find_held_lock+0x2b/0x80
[ 593.854322][ C3] ? _raw_spin_unlock_irq+0x33/0x50
[ 593.854325][ C3] ? run_timer_softirq+0xf8/0x160
[ 593.854328][ C3] ? clockevents_program_event+0x307/0x7e0
[ 593.854331][ C3] ? rcu_is_watching+0x15/0xd0
[ 593.854334][ C3] handle_softirqs+0x1d8/0x8f0
[ 593.854340][ C3] ? _local_bh_enable+0xd0/0xd0
[ 593.854344][ C3] __irq_exit_rcu+0x103/0x1c0
[ 593.854347][ C3] irq_exit_rcu+0xe/0x30
[ 593.854349][ C3] sysvec_apic_timer_interrupt+0x9d/0xe0
[ 593.854352][ C3]
[ 593.854352][ C3]
[ 593.854353][ C3] ? lockdep_hardirqs_on+0x8c/0x130
[ 593.854355][ C3] asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 593.854358][ C3] RIP: 0010:pv_native_safe_halt+0xf/0x10
[ 593.854361][ 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 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01
[ 593.854363][ C3] RSP: 0018:ffa0000000167e00 EFLAGS: 00000282
[ 593.854365][ C3] RAX: 00000000009a938f RBX: ff11000001bd8040 RCX: ffffffff9f0e3c17
[ 593.854367][ C3] RDX: ff11000001bd8040 RSI: ffffffffa1e173d9 RDI: ffffffffa187a960
[ 593.854367][ C3] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 593.854368][ C3] R10: 0000000000000003 R11: 0000000000000001 R12: 1ff400000002cfc3
[ 593.854369][ C3] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000
[ 593.854372][ C3] ? cpuidle_idle_call.constprop.0+0x237/0x410
[ 593.854380][ C3] default_idle+0x9/0x10
[ 593.854382][ C3] default_idle_call+0x6e/0xb0
[ 593.854384][ C3] cpuidle_idle_call.constprop.0+0x237/0x410
[ 593.854387][ C3] ? arch_cpu_idle_exit+0x40/0x40
[ 593.854389][ C3] ? mark_tsc_async_resets+0x30/0x30
[ 593.854392][ C3] ? trace_irq_enable.constprop.0+0x9b/0x160
[ 593.854395][ C3] ? rcu_is_watching+0x15/0xd0
[ 593.854398][ C3] do_idle+0xd8/0x180
[ 593.854400][ C3] cpu_startup_entry+0x53/0x70
[ 593.854403][ C3] start_secondary+0x204/0x2b0
[ 593.854405][ C3] ? set_cpu_sibling_map+0x2130/0x2130
[ 593.854409][ C3] common_startup_64+0x13e/0x148
[ 593.854418][ C3]
[ 600.861745][ T3981] GACT probability NOT on
[ 688.005953][ T12] vx20: left allmulticast mode
[ 688.006163][ T12] vx20: left promiscuous mode
[ 688.006519][ T12] br2: port 3(vx20) entered disabled state
[ 688.011546][ T12] vx10: left allmulticast mode
[ 688.011695][ T12] vx10: left promiscuous mode
[ 688.011897][ T12] br2: port 2(vx10) entered disabled state
[ 688.015799][ T12] w1: left allmulticast mode
[ 688.016154][ T12] w1: left promiscuous mode
[ 688.016528][ T12] br2: port 1(w1) entered disabled state
[ 688.130545][ T12] vx20: left allmulticast mode
[ 688.130751][ T12] vx20: left promiscuous mode
[ 688.130959][ T12] br2: port 3(vx20) entered disabled state
[ 688.134137][ T12] vx10: left allmulticast mode
[ 688.134277][ T12] vx10: left promiscuous mode
[ 688.135949][ T12] br2: port 2(vx10) entered disabled state
[ 688.137260][ T12] w1: left allmulticast mode
[ 688.137426][ T12] w1: left promiscuous mode
[ 688.137623][ T12] br2: port 1(w1) entered disabled state
[ 688.785436][ T4208] br1: port 4(veth2) entered disabled state
[ 688.809417][ T4209] veth2: left allmulticast mode
[ 688.809568][ T4209] veth2: left promiscuous mode
[ 688.809784][ T4209] br1: port 4(veth2) entered disabled state
[ 688.909873][ T4213] br1: port 3(veth1) entered disabled state
[ 688.937193][ T4214] veth1: left allmulticast mode
[ 688.937411][ T4214] veth1: left promiscuous mode
[ 688.937689][ T4214] br1: port 3(veth1) entered disabled state
[ 688.991686][ T4216] vx20: left allmulticast mode
[ 688.991850][ T4216] vx20: left promiscuous mode
[ 688.992075][ T4216] br1: port 2(vx20) entered disabled state
[ 689.114581][ T4220] vx10: left allmulticast mode
[ 689.114755][ T4220] vx10: left promiscuous mode
[ 689.114986][ T4220] br1: port 1(vx10) entered disabled state