[ 2.418315] br1: port 1(vx10) entered blocking state [ 2.418359] br1: port 1(vx10) entered disabled state [ 2.418388] vx10: entered allmulticast mode [ 2.418434] vx10: entered promiscuous mode [ 2.418451] br1: port 1(vx10) entered blocking state [ 2.418467] br1: port 1(vx10) entered forwarding state [ 2.433190] br1: port 2(vx20) entered blocking state [ 2.433212] br1: port 2(vx20) entered disabled state [ 2.433240] vx20: entered allmulticast mode [ 2.433275] vx20: entered promiscuous mode [ 2.433296] br1: port 2(vx20) entered blocking state [ 2.433316] br1: port 2(vx20) entered forwarding state [ 2.439695] br1: port 3(veth1) entered blocking state [ 2.439770] br1: port 3(veth1) entered disabled state [ 2.439841] veth1: entered allmulticast mode [ 2.439934] veth1: entered promiscuous mode [ 2.443230] br1: port 3(veth1) entered blocking state [ 2.443292] br1: port 3(veth1) entered forwarding state [ 2.449760] br1: port 4(veth2) entered blocking state [ 2.449822] br1: port 4(veth2) entered disabled state [ 2.449893] veth2: entered allmulticast mode [ 2.449981] veth2: entered promiscuous mode [ 2.453361] br1: port 4(veth2) entered blocking state [ 2.453385] br1: port 4(veth2) entered forwarding state [ 2.482507] 8021q: 802.1Q VLAN Support v1.8 [ 2.507263] br1: entered promiscuous mode [ 2.556194] ip (292) used greatest stack depth: 12280 bytes left [ 2.711964] br1: port 1(vx10) entered blocking state [ 2.711993] br1: port 1(vx10) entered disabled state [ 2.712023] vx10: entered allmulticast mode [ 2.712062] vx10: entered promiscuous mode [ 2.712090] br1: port 1(vx10) entered blocking state [ 2.712119] br1: port 1(vx10) entered forwarding state [ 2.723787] br1: port 2(vx20) entered blocking state [ 2.723809] br1: port 2(vx20) entered disabled state [ 2.723840] vx20: entered allmulticast mode [ 2.723883] vx20: entered promiscuous mode [ 2.723920] br1: port 2(vx20) entered blocking state [ 2.723950] br1: port 2(vx20) entered forwarding state [ 2.729790] br1: port 3(w1) entered blocking state [ 2.729815] br1: port 3(w1) entered disabled state [ 2.729847] w1: entered allmulticast mode [ 2.729889] w1: entered promiscuous mode [ 2.732873] br1: port 3(w1) entered blocking state [ 2.732899] br1: port 3(w1) entered forwarding state [ 2.738861] br1: port 4(w3) entered blocking state [ 2.738887] br1: port 4(w3) entered disabled state [ 2.738920] w3: entered allmulticast mode [ 2.738951] w3: entered promiscuous mode [ 2.741918] br1: port 4(w3) entered blocking state [ 2.741941] br1: port 4(w3) entered forwarding state [ 2.775250] br1: entered promiscuous mode [ 2.855386] br1: received packet on vx20 with own address as source address (addr:00:00:5e:00:01:01, vlan:20) [ 2.855462] br1: received packet on vx10 with own address as source address (addr:00:00:5e:00:01:01, vlan:10) [ 2.855537] IPv6: vlan20-v: IPv6 duplicate address fe80::200:5eff:fe00:101 used by 00:00:5e:00:01:01 detected! [ 2.855613] IPv6: vlan10-v: IPv6 duplicate address fe80::200:5eff:fe00:101 used by 00:00:5e:00:01:01 detected! [ 2.904255] br1: received packet on vx20 with own address as source address (addr:00:00:5e:00:01:01, vlan:20) [ 3.179233] br1: received packet on vx20 with own address as source address (addr:00:00:5e:00:01:01, vlan:20) [ 3.329255] br1: received packet on vx20 with own address as source address (addr:00:00:5e:00:01:01, vlan:20) [ 3.776232] br1: received packet on vx10 with own address as source address (addr:00:00:5e:00:01:01, vlan:10) [ 3.840237] br1: received packet on vx10 with own address as source address (addr:00:00:5e:00:01:01, vlan:10) [ 3.843231] br1: received packet on vx10 with own address as source address (addr:00:00:5e:00:01:01, vlan:10) [ 7.937236] net_ratelimit: 6 callbacks suppressed [ 7.937240] br1: received packet on vx20 with own address as source address (addr:00:00:5e:00:01:01, vlan:20) [ 16.512242] br1: received packet on vx20 with own address as source address (addr:00:00:5e:00:01:01, vlan:20) [ 17.600468] GACT probability NOT on [ 17.811280] w3: left allmulticast mode [ 17.811339] w3: left promiscuous mode [ 17.811413] br1: port 4(w3) entered disabled state [ 17.811561] w1: left allmulticast mode [ 17.811655] w1: left promiscuous mode [ 17.811725] br1: port 3(w1) entered disabled state [ 17.811911] vx20: left allmulticast mode [ 17.811962] vx20: left promiscuous mode [ 17.812032] br1: port 2(vx20) entered disabled state [ 17.812141] vx10: left allmulticast mode [ 17.812157] vx10: left promiscuous mode [ 17.812202] br1: port 1(vx10) entered disabled state [ 17.812640] BUG: kernel NULL pointer dereference, address: 0000000000000858 [ 17.812693] #PF: supervisor read access in kernel mode [ 17.812712] #PF: error_code(0x0000) - not-present page [ 17.812731] PGD 303b067 P4D 0 [ 17.812748] Oops: Oops: 0000 [#1] SMP [ 17.812764] CPU: 2 UID: 0 PID: 64 Comm: kworker/u16:1 Not tainted 7.2.0-rc1-virtme #1 PREEMPT(lazy) [ 17.812792] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 17.812812] Workqueue: netns cleanup_net [ 17.812829] RIP: 0010:macvlan_port_release_mac+0x23/0x220 [macvlan] [ 17.812850] Code: 10 eb d9 0f 1f 40 00 0f 1f 44 00 00 48 81 ec 88 00 00 00 65 48 8b 05 cc 4a d4 d7 48 89 84 24 80 00 00 00 48 8b 87 00 01 00 00 80 58 08 00 00 01 74 24 48 8b 10 48 8b 92 48 04 00 00 8b 0a 0f [ 17.812900] RSP: 0018:ff5a079540237aa0 EFLAGS: 00010286 [ 17.812916] RAX: 0000000000000000 RBX: ff415513c7bd6000 RCX: 0000000000000000 [ 17.812938] RDX: 0000000000000000 RSI: ff415513c7bd6818 RDI: ff415513c4ab0000 [ 17.812960] RBP: ff415513c7bd6818 R08: ff415513c1403e48 R09: ffffffff97c6e260 [ 17.812982] R10: 0000000000000000 R11: 0000000000000000 R12: ff415513c4ab0000 [ 17.813004] R13: ff415513c1895900 R14: ff415513c2e68000 R15: 0000000000000003 [ 17.813030] FS: 0000000000000000(0000) GS:ff4155146697c000(0000) knlGS:0000000000000000 [ 17.813054] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 17.813073] CR2: 0000000000000858 CR3: 000000000304a005 CR4: 0000000000771ef0 [ 17.813096] PKRU: 55555554 [ 17.813105] Call Trace: [ 17.813114] [ 17.813123] ? enable_work+0x3a/0x100 [ 17.813138] ? cancel_work_sync+0x62/0x70 [ 17.813151] macvlan_port_destroy+0xa1/0xb0 [macvlan] [ 17.813168] unregister_netdevice_many_notify+0x6cc/0x9e0 [ 17.813187] macvlan_device_event+0x289/0x2c0 [macvlan] [ 17.813204] notifier_call_chain+0x6d/0x100 [ 17.813218] unregister_netdevice_many_notify+0x5b5/0x9e0 [ 17.813236] vlan_device_event+0x42f/0x610 [8021q] [ 17.813253] notifier_call_chain+0x6d/0x100 [ 17.813265] unregister_netdevice_many_notify+0x5b5/0x9e0 [ 17.813281] ops_undo_list+0x20a/0x240 [ 17.813295] cleanup_net+0x1d7/0x2e0 [ 17.813307] process_one_work+0x162/0x340 [ 17.813319] worker_thread+0x16e/0x2d0 [ 17.813331] ? rescuer_thread+0x500/0x500 [ 17.813343] kthread+0xe1/0x120 [ 17.813356] ? kthread_park+0xa0/0xa0 [ 17.813369] ret_from_fork+0x16d/0x250 [ 17.813383] ? kthread_park+0xa0/0xa0 [ 17.813396] ret_from_fork_asm+0x11/0x20 [ 17.813410] [ 17.813418] Modules linked in: act_gact cls_flower sch_ingress macvlan 8021q vxlan ip6_udp_tunnel udp_tunnel bridge stp llc vrf veth [ 17.813462] CR2: 0000000000000858 [ 17.813475] ---[ end trace 0000000000000000 ]--- [ 17.813491] RIP: 0010:macvlan_port_release_mac+0x23/0x220 [macvlan] [ 17.813510] Code: 10 eb d9 0f 1f 40 00 0f 1f 44 00 00 48 81 ec 88 00 00 00 65 48 8b 05 cc 4a d4 d7 48 89 84 24 80 00 00 00 48 8b 87 00 01 00 00 80 58 08 00 00 01 74 24 48 8b 10 48 8b 92 48 04 00 00 8b 0a 0f [ 17.813558] RSP: 0018:ff5a079540237aa0 EFLAGS: 00010286 [ 17.813574] RAX: 0000000000000000 RBX: ff415513c7bd6000 RCX: 0000000000000000 [ 17.813597] RDX: 0000000000000000 RSI: ff415513c7bd6818 RDI: ff415513c4ab0000 [ 17.813619] RBP: ff415513c7bd6818 R08: ff415513c1403e48 R09: ffffffff97c6e260 [ 17.813640] R10: 0000000000000000 R11: 0000000000000000 R12: ff415513c4ab0000 [ 17.813662] R13: ff415513c1895900 R14: ff415513c2e68000 R15: 0000000000000003 [ 17.813687] FS: 0000000000000000(0000) GS:ff4155146697c000(0000) knlGS:0000000000000000 [ 17.813709] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 17.813728] CR2: 0000000000000858 CR3: 000000000304a005 CR4: 0000000000771ef0 [ 17.813750] PKRU: 55555554 [ 17.813759] note: kworker/u16:1[64] exited with irqs disabled [ 17.813822] kworker/u16:1 (64) used greatest stack depth: 12144 bytes left [ 21.248235] icmp: detected local route for 10.0.0.1 during ICMP sending, src 10.0.0.2 WAIT TIMEOUT stderr Ctrl-C stderr Ctrl-C stderr WAIT TIMEOUT stderr