[ 8.762320][ T192] ip (192) used greatest stack depth: 24248 bytes left
[ 9.712995][ T231] 8021q: 802.1Q VLAN Support v1.8
[ 10.925454][ T278] br1: port 1(vx10) entered blocking state
[ 10.925760][ T278] br1: port 1(vx10) entered disabled state
[ 10.926016][ T278] vx10: entered allmulticast mode
[ 10.927541][ T278] vx10: entered promiscuous mode
[ 10.928099][ T278] br1: port 1(vx10) entered blocking state
[ 10.928403][ T278] br1: port 1(vx10) entered forwarding state
[ 11.031770][ T283] br1: port 2(vx20) entered blocking state
[ 11.032450][ T283] br1: port 2(vx20) entered disabled state
[ 11.032682][ T283] vx20: entered allmulticast mode
[ 11.034293][ T283] vx20: entered promiscuous mode
[ 11.034702][ T283] br1: port 2(vx20) entered blocking state
[ 11.034976][ T283] br1: port 2(vx20) entered forwarding state
[ 11.086573][ T285] br1: port 3(veth1) entered blocking state
[ 11.086756][ T285] br1: port 3(veth1) entered disabled state
[ 11.086995][ T285] veth1: entered allmulticast mode
[ 11.088332][ T285] veth1: entered promiscuous mode
[ 11.110283][ T46] br1: port 3(veth1) entered blocking state
[ 11.110505][ T46] br1: port 3(veth1) entered forwarding state
[ 11.177470][ T289] br1: port 4(veth2) entered blocking state
[ 11.177654][ T289] br1: port 4(veth2) entered disabled state
[ 11.177830][ T289] veth2: entered allmulticast mode
[ 11.179194][ T289] veth2: entered promiscuous mode
[ 11.201226][ T46] br1: port 4(veth2) entered blocking state
[ 11.201397][ T46] br1: port 4(veth2) entered forwarding state
[ 12.266305][ T336] ip (336) used greatest stack depth: 24144 bytes left
[ 12.323927][ T338] br2: port 1(w1) entered blocking state
[ 12.324119][ T338] br2: port 1(w1) entered disabled state
[ 12.324316][ T338] w1: entered allmulticast mode
[ 12.325831][ T338] w1: entered promiscuous mode
[ 12.354145][ T339] br2: port 1(w1) entered blocking state
[ 12.354297][ T339] br2: port 1(w1) entered forwarding state
[ 12.459155][ C1]
[ 12.459340][ C1] =============================
[ 12.459491][ C1] WARNING: suspicious RCU usage
[ 12.459637][ C1] 7.2.0-rc2-virtme #1 Not tainted
[ 12.459787][ C1] -----------------------------
[ 12.460025][ C1] drivers/net/vxlan/vxlan_core.c:872 suspicious rcu_dereference_protected() usage!
[ 12.460323][ C1]
[ 12.460323][ C1] other info that might help us debug this:
[ 12.460323][ C1]
[ 12.460608][ C1]
[ 12.460608][ C1] rcu_scheduler_active = 2, debug_locks = 1
[ 12.460826][ C1] 8 locks held by kworker/1:0/24:
[ 12.460981][ C1] #0: ff11000008b99540 ((wq_completion)mld){+.+.}-{0:0}, at: process_one_work+0xd55/0x1410
[ 12.461282][ C1] #1: ffa00000001b7d10 ((work_completion)(&(&idev->mc_ifc_work)->work)){+.+.}-{0:0}, at: process_one_work+0xdb7/0x1410
[ 12.461607][ C1] #2: ff1100000c7a5530 (&idev->mc_lock){+.+.}-{4:4}, at: mld_ifc_work+0x2e/0x190
[ 12.461910][ C1] #3: ffffffffae17dd40 (rcu_read_lock){....}-{1:3}, at: mld_sendpack+0x1c9/0xec0
[ 12.462168][ C1] #4: ffffffffae17dd40 (rcu_read_lock){....}-{1:3}, at: ip6_output+0x11d/0x7f0
[ 12.462423][ C1] #5: ffffffffae17dd40 (rcu_read_lock){....}-{1:3}, at: process_backlog+0x561/0x1490
[ 12.462680][ C1] #6: ffffffffae17dd40 (rcu_read_lock){....}-{1:3}, at: ip_local_deliver_finish+0x2ba/0x610
[ 12.462981][ C1] #7: ff1100000d172f68 (&vxlan->hash_lock){+.-.}-{3:3}, at: vxlan_snoop+0x5dc/0x9a0 [vxlan]
[ 12.463275][ C1]
[ 12.463275][ C1] stack backtrace:
[ 12.463454][ C1] CPU: 1 UID: 0 PID: 24 Comm: kworker/1:0 Not tainted 7.2.0-rc2-virtme #1 PREEMPT(full)
[ 12.463457][ C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 12.463459][ C1] Workqueue: mld mld_ifc_work
[ 12.463462][ C1] Call Trace:
[ 12.463464][ C1]
[ 12.463466][ C1] dump_stack_lvl+0x6f/0xa0
[ 12.463471][ C1] lockdep_rcu_suspicious.cold+0x37/0x89
[ 12.463476][ C1] vxlan_fdb_create+0xe1b/0x1a70 [vxlan]
[ 12.463482][ C1] ? vxlan_find_mac_rcu+0x578/0x6b0 [vxlan]
[ 12.463488][ C1] ? lock_acquire.part.0+0xbc/0x260
[ 12.463491][ C1] ? find_held_lock+0x2b/0x80
[ 12.463494][ C1] ? vxlan_open+0x340/0x340 [vxlan]
[ 12.463498][ C1] ? __lock_release.isra.0+0x6b/0x1a0
[ 12.463503][ C1] vxlan_fdb_update+0x208/0x3e0 [vxlan]
[ 12.463509][ C1] ? vxlan_fdb_create+0x1a70/0x1a70 [vxlan]
[ 12.463512][ C1] ? lock_acquire.part.0+0xbc/0x260
[ 12.463515][ C1] ? do_raw_spin_lock+0x131/0x280
[ 12.463519][ C1] vxlan_snoop+0x6ba/0x9a0 [vxlan]
[ 12.463525][ C1] ? __iptunnel_pull_header+0x33b/0x730
[ 12.463529][ C1] vxlan_rcv+0x172e/0x2c20 [vxlan]
[ 12.463533][ C1] ? fib_table_lookup+0xe88/0x18f0
[ 12.463540][ C1] ? encap_bypass_if_local+0x290/0x290 [vxlan]
[ 12.463545][ C1] ? udp_lib_lport_inuse2+0x3d0/0x3d0
[ 12.463550][ C1] ? __udp4_lib_lookup+0x5f1/0x820
[ 12.463553][ C1] ? encap_bypass_if_local+0x290/0x290 [vxlan]
[ 12.463557][ C1] ? udp_queue_rcv_one_skb+0x645/0xb00
[ 12.463559][ C1] udp_queue_rcv_one_skb+0x645/0xb00
[ 12.463561][ C1] ? lock_acquire.part.0+0xbc/0x260
[ 12.463562][ C1] ? trace_contention_begin+0x192/0x1b0
[ 12.463565][ C1] udp_unicast_rcv_skb+0x366/0x450
[ 12.463568][ C1] ? udp_rcv+0xce3/0x1e30
[ 12.463570][ C1] udp_rcv+0xd01/0x1e30
[ 12.463574][ C1] ? udp_sk_rx_dst_set+0x90/0x90
[ 12.463578][ C1] ? lock_acquire.part.0+0xbc/0x260
[ 12.463580][ C1] ? ip_local_deliver_finish+0x2ba/0x610
[ 12.463583][ C1] ip_protocol_deliver_rcu+0x82/0x350
[ 12.463586][ C1] ? process_backlog+0x561/0x1490
[ 12.463588][ C1] ip_local_deliver_finish+0x36f/0x610
[ 12.463591][ C1] ip_local_deliver+0x184/0x4c0
[ 12.463594][ C1] ? ip_local_deliver_finish+0x610/0x610
[ 12.463596][ C1] ? ip_rcv_finish_core+0x6ed/0x14c0
[ 12.463598][ C1] ? __asan_memset+0x27/0x50
[ 12.463604][ C1] ? process_backlog+0x561/0x1490
[ 12.463606][ C1] ip_rcv+0xdc/0x3d0
[ 12.463608][ C1] ? ip_local_deliver+0x4c0/0x4c0
[ 12.463612][ C1] ? mark_usage+0x61/0x170
[ 12.463614][ C1] ? __lock_acquire+0x518/0xc20
[ 12.463618][ C1] __netif_receive_skb_one_core+0xfc/0x180
[ 12.463620][ C1] ? lock_acquire.part.0+0xbc/0x260
[ 12.463623][ C1] ? __netif_receive_skb_list_core+0x9e0/0x9e0
[ 12.463625][ C1] ? rcu_is_watching+0x15/0xd0
[ 12.463631][ C1] process_backlog+0x2bc/0x1490
[ 12.463635][ C1] __napi_poll+0xa7/0x3b0
[ 12.463638][ C1] net_rx_action+0x513/0xf50
[ 12.463643][ C1] ? __napi_poll+0x3b0/0x3b0
[ 12.463648][ C1] ? __lock_release.isra.0+0x6b/0x1a0
[ 12.463650][ C1] ? __rwlock_init+0x150/0x150
[ 12.463654][ C1] ? clockevents_program_event+0x307/0x7e0
[ 12.463658][ C1] ? __run_timers+0xaa0/0xaa0
[ 12.463660][ C1] ? rcu_is_watching+0x15/0xd0
[ 12.463661][ C1] ? mark_held_locks+0x40/0x70
[ 12.463665][ C1] handle_softirqs+0x1d8/0x8f0
[ 12.463670][ C1] ? _local_bh_enable+0xd0/0xd0
[ 12.463675][ C1] do_softirq+0xa9/0xe0
[ 12.463677][ C1]
[ 12.463677][ C1]
[ 12.463678][ C1] ? __dev_queue_xmit+0x946/0x1b60
[ 12.463680][ C1] __local_bh_enable_ip+0x113/0x140
[ 12.463682][ C1] __dev_queue_xmit+0x95b/0x1b60
[ 12.463685][ C1] ? __lock_acquire+0x518/0xc20
[ 12.463690][ C1] ? netdev_core_pick_tx+0x2c0/0x2c0
[ 12.463699][ C1] ip6_finish_output2+0x423/0x1300
[ 12.463703][ C1] ? ip6_xmit+0x2000/0x2000
[ 12.463705][ C1] ? lock_acquire.part.0+0xbc/0x260
[ 12.463706][ C1] ? find_held_lock+0x2b/0x80
[ 12.463709][ C1] ? __lock_release.isra.0+0x6b/0x1a0
[ 12.463712][ C1] ? ip6_mtu+0x15d/0x310
[ 12.463716][ C1] ip6_finish_output+0x646/0xda0
[ 12.463719][ C1] ip6_output+0x23f/0x7f0
[ 12.463722][ C1] ? ip6_finish_output+0xda0/0xda0
[ 12.463723][ C1] ? __lock_release.isra.0+0x6b/0x1a0
[ 12.463726][ C1] ? xfrm_bundle_lookup.constprop.0+0xba0/0xba0
[ 12.463728][ C1] ? mark_held_locks+0x40/0x70
[ 12.463732][ C1] ? __local_bh_enable_ip+0xa5/0x140
[ 12.463733][ C1] ? __local_bh_enable_ip+0xa5/0x140
[ 12.463735][ C1] ? icmp6_dst_alloc+0x317/0x4d0
[ 12.463739][ C1] mld_sendpack+0x9d6/0xec0
[ 12.463743][ C1] ? mld_dad_start_work+0x240/0x240
[ 12.463748][ C1] ? mld_send_cr+0x50f/0x820
[ 12.463757][ C1] mld_ifc_work+0x36/0x190
[ 12.463759][ C1] ? process_one_work+0xdb7/0x1410
[ 12.463760][ C1] process_one_work+0xdf8/0x1410
[ 12.463766][ C1] ? pwq_dec_nr_in_flight+0x710/0x710
[ 12.463767][ C1] ? lock_acquire.part.0+0xbc/0x260
[ 12.463774][ C1] worker_thread+0x4f1/0xd60
[ 12.463780][ C1] ? rescuer_thread+0x1320/0x1320
[ 12.463781][ C1] kthread+0x367/0x460
[ 12.463783][ C1] ? trace_irq_enable.constprop.0+0x9b/0x160
[ 12.463786][ C1] ? kthread_affine_node+0x330/0x330
[ 12.463788][ C1] ret_from_fork+0x474/0x6b0
[ 12.463792][ C1] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[ 12.463796][ C1] ? __switch_to+0x5a3/0xe00
[ 12.463799][ C1] ? kthread_affine_node+0x330/0x330
[ 12.463801][ C1] ret_from_fork_asm+0x11/0x20
[ 12.463809][ C1]
[ 12.546240][ T347] br2: port 2(vx10) entered blocking state
[ 12.546464][ T347] br2: port 2(vx10) entered disabled state
[ 12.546715][ T347] vx10: entered allmulticast mode
[ 12.548963][ T347] vx10: entered promiscuous mode
[ 12.549401][ T347] br2: port 2(vx10) entered blocking state
[ 12.549619][ T347] br2: port 2(vx10) entered forwarding state
[ 12.679077][ T46] br2: port 1(w1) entered disabled state
[ 12.723617][ T354] br2: port 3(vx20) entered blocking state
[ 12.723834][ T354] br2: port 3(vx20) entered disabled state
[ 12.729906][ T354] vx20: entered allmulticast mode
[ 12.731326][ T354] vx20: entered promiscuous mode
[ 12.731688][ T354] br2: port 3(vx20) entered blocking state
[ 12.731907][ T354] br2: port 3(vx20) entered forwarding state
[ 12.929696][ T46] br2: port 1(w1) entered blocking state
[ 12.929866][ T46] br2: port 1(w1) entered forwarding state
[ 13.559682][ T392] ip (392) used greatest stack depth: 23888 bytes left
[ 13.581778][ T393] br2: port 1(w1) entered blocking state
[ 13.581936][ T393] br2: port 1(w1) entered disabled state
[ 13.582082][ T393] w1: entered allmulticast mode
[ 13.583454][ T393] w1: entered promiscuous mode
[ 13.617543][ T394] br2: port 1(w1) entered blocking state
[ 13.617708][ T394] br2: port 1(w1) entered forwarding state
[ 13.687260][ T100] br2: port 1(w1) entered disabled state
[ 13.786982][ T401] br2: port 2(vx10) entered blocking state
[ 13.787183][ T401] br2: port 2(vx10) entered disabled state
[ 13.787369][ T401] vx10: entered allmulticast mode
[ 13.788750][ T401] vx10: entered promiscuous mode
[ 13.789084][ T401] br2: port 2(vx10) entered blocking state
[ 13.789250][ T401] br2: port 2(vx10) entered forwarding state
[ 13.972757][ T408] br2: port 3(vx20) entered blocking state
[ 13.972981][ T408] br2: port 3(vx20) entered disabled state
[ 13.973159][ T408] vx20: entered allmulticast mode
[ 13.974711][ T408] vx20: entered promiscuous mode
[ 13.980161][ T408] br2: port 3(vx20) entered blocking state
[ 13.980333][ T408] br2: port 3(vx20) entered forwarding state
[ 14.175154][ T46] br2: port 1(w1) entered blocking state
[ 14.175323][ T46] br2: port 1(w1) entered forwarding state
[ 26.935062][ T532] GACT probability NOT on
[ 50.311568][ T1772] veth3: entered promiscuous mode
[ 67.913096][ T2699] veth3: left promiscuous mode
[ 68.068547][ T2705] veth3: entered promiscuous mode
[ 85.663214][ T3632] veth3: left promiscuous mode
[ 85.940609][ T3650] vx20: left allmulticast mode
[ 85.940781][ T3650] vx20: left promiscuous mode
[ 85.941022][ T3650] br1: port 2(vx20) entered disabled state
[ 85.963751][ T3651] vx10: left allmulticast mode
[ 85.963915][ T3651] vx10: left promiscuous mode
[ 85.964126][ T3651] br1: port 1(vx10) entered disabled state
[ 91.087027][ T3656] br1: port 1(vx10) entered blocking state
[ 91.087227][ T3656] br1: port 1(vx10) entered disabled state
[ 91.087413][ T3656] vx10: entered allmulticast mode
[ 91.088824][ T3656] vx10: entered promiscuous mode
[ 91.089160][ T3656] br1: port 1(vx10) entered blocking state
[ 91.089326][ T3656] br1: port 1(vx10) entered forwarding state
[ 91.132245][ T3658] br1: port 2(vx20) entered blocking state
[ 91.132426][ T3658] br1: port 2(vx20) entered disabled state
[ 91.132603][ T3658] vx20: entered allmulticast mode
[ 91.133979][ T3658] vx20: entered promiscuous mode
[ 91.134304][ T3658] br1: port 2(vx20) entered blocking state
[ 91.134473][ T3658] br1: port 2(vx20) entered forwarding state
[ 126.151635][ T4954] veth3: entered promiscuous mode
[ 143.824129][ T5881] veth3: left promiscuous mode
[ 143.979636][ T5887] veth3: entered promiscuous mode
[ 161.959808][ T6814] veth3: left promiscuous mode
[ 162.389573][ T6837] vx20: left allmulticast mode
[ 162.389770][ T6837] vx20: left promiscuous mode
[ 162.390001][ T6837] br1: port 2(vx20) entered disabled state
[ 162.417329][ T6838] vx10: left allmulticast mode
[ 162.417484][ T6838] vx10: left promiscuous mode
[ 162.417698][ T6838] br1: port 1(vx10) entered disabled state
[ 167.537649][ T6843] br1: port 1(vx10) entered blocking state
[ 167.538486][ T6843] br1: port 1(vx10) entered disabled state
[ 167.538740][ T6843] vx10: entered allmulticast mode
[ 167.540305][ T6843] vx10: entered promiscuous mode
[ 167.540722][ T6843] br1: port 1(vx10) entered blocking state
[ 167.540953][ T6843] br1: port 1(vx10) entered forwarding state
[ 167.590764][ T6845] br1: port 2(vx20) entered blocking state
[ 167.590979][ T6845] br1: port 2(vx20) entered disabled state
[ 167.591181][ T6845] vx20: entered allmulticast mode
[ 167.592681][ T6845] vx20: entered promiscuous mode
[ 167.593036][ T6845] br1: port 2(vx20) entered blocking state
[ 167.593211][ T6845] br1: port 2(vx20) entered forwarding state
[ 270.584573][ T8559] bash (8559) used greatest stack depth: 23560 bytes left
[ 366.065832][T10120] vx20: left allmulticast mode
[ 366.066045][T10120] vx20: left promiscuous mode
[ 366.066290][T10120] br1: port 2(vx20) entered disabled state
[ 366.089526][T10121] vx10: left allmulticast mode
[ 366.089731][T10121] vx10: left promiscuous mode
[ 366.090450][T10121] br1: port 1(vx10) entered disabled state
[ 371.227343][T10126] br1: port 1(vx10) entered blocking state
[ 371.227614][T10126] br1: port 1(vx10) entered disabled state
[ 371.227896][T10126] vx10: entered allmulticast mode
[ 371.230169][T10126] vx10: entered promiscuous mode
[ 371.230591][T10126] br1: port 1(vx10) entered blocking state
[ 371.230809][T10126] br1: port 1(vx10) entered forwarding state
[ 371.281400][T10128] br1: port 2(vx20) entered blocking state
[ 371.281640][T10128] br1: port 2(vx20) entered disabled state
[ 371.281904][T10128] vx20: entered allmulticast mode
[ 371.290495][T10128] vx20: entered promiscuous mode
[ 371.291318][T10128] br1: port 2(vx20) entered blocking state
[ 371.291538][T10128] br1: port 2(vx20) entered forwarding state
[ 413.372328][ T12] vx20: left allmulticast mode
[ 413.372622][ T12] vx20: left promiscuous mode
[ 413.372960][ T12] br2: port 3(vx20) entered disabled state
[ 413.375285][ T12] vx10: left allmulticast mode
[ 413.375520][ T12] vx10: left promiscuous mode
[ 413.375806][ T12] br2: port 2(vx10) entered disabled state
[ 413.378363][ T12] w1: left allmulticast mode
[ 413.378562][ T12] w1: left promiscuous mode
[ 413.378845][ T12] br2: port 1(w1) entered disabled state
[ 413.505280][ T12] vx20: left allmulticast mode
[ 413.505521][ T12] vx20: left promiscuous mode
[ 413.505833][ T12] br2: port 3(vx20) entered disabled state
[ 413.507808][ T12] vx10: left allmulticast mode
[ 413.508044][ T12] vx10: left promiscuous mode
[ 413.508326][ T12] br2: port 2(vx10) entered disabled state
[ 413.510359][ T12] w1: left allmulticast mode
[ 413.510549][ T12] w1: left promiscuous mode
[ 413.510831][ T12] br2: port 1(w1) entered disabled state
[ 414.210545][T12033] br1: port 4(veth2) entered disabled state
[ 414.234053][T12034] veth2: left allmulticast mode
[ 414.234267][T12034] veth2: left promiscuous mode
[ 414.234560][T12034] br1: port 4(veth2) entered disabled state
[ 414.320151][T12037] br1: port 3(veth1) entered disabled state
[ 414.352973][T12038] veth1: left allmulticast mode
[ 414.353139][T12038] veth1: left promiscuous mode
[ 414.353369][T12038] br1: port 3(veth1) entered disabled state
[ 414.403649][T12040] vx20: left allmulticast mode
[ 414.403820][T12040] vx20: left promiscuous mode
[ 414.404063][T12040] br1: port 2(vx20) entered disabled state
[ 414.538642][T12044] vx10: left allmulticast mode
[ 414.538836][T12044] vx10: left promiscuous mode
[ 414.539092][T12044] br1: port 1(vx10) entered disabled state