[ 2.327492] modprobe (244) used greatest stack depth: 12264 bytes left [ 2.334726] br1: port 1(vx10) entered blocking state [ 2.334756] br1: port 1(vx10) entered disabled state [ 2.334794] vx10: entered allmulticast mode [ 2.334839] vx10: entered promiscuous mode [ 2.334863] br1: port 1(vx10) entered blocking state [ 2.334892] br1: port 1(vx10) entered forwarding state [ 2.348456] br1: port 2(vx20) entered blocking state [ 2.348490] br1: port 2(vx20) entered disabled state [ 2.348529] vx20: entered allmulticast mode [ 2.348577] vx20: entered promiscuous mode [ 2.348605] br1: port 2(vx20) entered blocking state [ 2.348635] br1: port 2(vx20) entered forwarding state [ 2.355142] br1: port 3(veth1) entered blocking state [ 2.355185] br1: port 3(veth1) entered disabled state [ 2.355225] veth1: entered allmulticast mode [ 2.355278] veth1: entered promiscuous mode [ 2.358589] br1: port 3(veth1) entered blocking state [ 2.358629] br1: port 3(veth1) entered forwarding state [ 2.364952] br1: port 4(veth2) entered blocking state [ 2.365015] br1: port 4(veth2) entered disabled state [ 2.365087] veth2: entered allmulticast mode [ 2.365183] veth2: entered promiscuous mode [ 2.368550] br1: port 4(veth2) entered blocking state [ 2.368590] br1: port 4(veth2) entered forwarding state [ 2.398179] 8021q: 802.1Q VLAN Support v1.8 [ 2.417193] br1: entered promiscuous mode [ 2.635098] br1: port 1(vx10) entered blocking state [ 2.635131] br1: port 1(vx10) entered disabled state [ 2.635170] vx10: entered allmulticast mode [ 2.635205] vx10: entered promiscuous mode [ 2.635229] br1: port 1(vx10) entered blocking state [ 2.635261] br1: port 1(vx10) entered forwarding state [ 2.647867] br1: port 2(vx20) entered blocking state [ 2.647898] br1: port 2(vx20) entered disabled state [ 2.647929] vx20: entered allmulticast mode [ 2.647968] vx20: entered promiscuous mode [ 2.647993] br1: port 2(vx20) entered blocking state [ 2.648028] br1: port 2(vx20) entered forwarding state [ 2.654367] br1: port 3(w1) entered blocking state [ 2.654398] br1: port 3(w1) entered disabled state [ 2.654435] w1: entered allmulticast mode [ 2.654473] w1: entered promiscuous mode [ 2.657689] br1: port 3(w1) entered blocking state [ 2.657722] br1: port 3(w1) entered forwarding state [ 2.664044] br1: port 4(w3) entered blocking state [ 2.664073] br1: port 4(w3) entered disabled state [ 2.664104] w3: entered allmulticast mode [ 2.664143] w3: entered promiscuous mode [ 2.667348] br1: port 4(w3) entered blocking state [ 2.667380] br1: port 4(w3) entered forwarding state [ 2.704184] br1: entered promiscuous mode [ 2.750222] br1: received packet on vx20 with own address as source address (addr:00:00:5e:00:01:01, vlan:20) [ 2.750311] br1: received packet on vx20 with own address as source address (addr:00:00:5e:00:01:01, vlan:20) [ 2.750375] br1: received packet on vx10 with own address as source address (addr:00:00:5e:00:01:01, vlan:10) [ 2.750434] IPv6: vlan10-v: IPv6 duplicate address fe80::200:5eff:fe00:101 used by 00:00:5e:00:01:01 detected! [ 2.799212] br1: received packet on vx10 with own address as source address (addr:00:00:5e:00:01:01, vlan:10) [ 2.799212] br1: received packet on vx20 with own address as source address (addr:00:00:5e:00:01:01, vlan:20) [ 2.799219] IPv6: vlan20-v: IPv6 duplicate address fe80::200:5eff:fe00:101 used by 00:00:5e:00:01:01 detected! [ 2.807180] br1: received packet on vx10 with own address as source address (addr:00:00:5e:00:01:01, vlan:10) [ 3.114164] br1: received packet on vx20 with own address as source address (addr:00:00:5e:00:01:01, vlan:20) [ 3.488162] br1: received packet on vx20 with own address as source address (addr:00:00:5e:00:01:01, vlan:20) [ 15.495178] net_ratelimit: 8 callbacks suppressed [ 15.495181] br1: received packet on vx20 with own address as source address (addr:00:00:5e:00:01:01, vlan:20) [ 17.566406] GACT probability NOT on [ 17.792224] w3: left allmulticast mode [ 17.792252] w3: left promiscuous mode [ 17.792283] br1: port 4(w3) entered disabled state [ 17.792359] w1: left allmulticast mode [ 17.792380] w1: left promiscuous mode [ 17.792402] br1: port 3(w1) entered disabled state [ 17.792497] vx20: left allmulticast mode [ 17.792516] vx20: left promiscuous mode [ 17.792541] br1: port 2(vx20) entered disabled state [ 17.792636] vx10: left allmulticast mode [ 17.792656] vx10: left promiscuous mode [ 17.792682] br1: port 1(vx10) entered disabled state [ 17.793127] BUG: kernel NULL pointer dereference, address: 0000000000000858 [ 17.793169] #PF: supervisor read access in kernel mode [ 17.793199] #PF: error_code(0x0000) - not-present page [ 17.793231] PGD 1c7e067 P4D 4b0e067 PUD 4a62067 PMD 0 [ 17.793269] Oops: Oops: 0000 [#1] SMP [ 17.793292] CPU: 3 UID: 0 PID: 12 Comm: kworker/u16:0 Not tainted 7.2.0-rc1-virtme #1 PREEMPT(lazy) [ 17.793342] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 17.793377] Workqueue: netns cleanup_net [ 17.793404] RIP: 0010:macvlan_port_release_mac+0x23/0x220 [macvlan] [ 17.793443] 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 74 f3 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 [ 17.793541] RSP: 0018:ff40400b40067aa0 EFLAGS: 00010286 [ 17.793564] RAX: 0000000000000000 RBX: ff1d5428861a2000 RCX: 0000000000000000 [ 17.793614] RDX: 0000000000000000 RSI: ff1d5428861a2818 RDI: ff1d542887ca1000 [ 17.793656] RBP: ff1d5428861a2818 R08: ff1d542881403e58 R09: ffffffffb366e260 [ 17.793696] R10: 0000000000000000 R11: 0000000000000000 R12: ff1d542887ca1000 [ 17.793738] R13: ff1d542882fbd700 R14: ff1d54288126c5c0 R15: 0000000000000003 [ 17.793784] FS: 0000000000000000(0000) GS:ff1d54290affc000(0000) knlGS:0000000000000000 [ 17.793832] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 17.793860] CR2: 0000000000000858 CR3: 000000000608c003 CR4: 0000000000771ef0 [ 17.793901] PKRU: 55555554 [ 17.793917] Call Trace: [ 17.793931] [ 17.793946] ? enable_work+0x3a/0x100 [ 17.793971] ? cancel_work_sync+0x62/0x70 [ 17.793993] macvlan_port_destroy+0xa1/0xb0 [macvlan] [ 17.794022] unregister_netdevice_many_notify+0x6cc/0x9e0 [ 17.794051] macvlan_device_event+0x289/0x2c0 [macvlan] [ 17.794080] notifier_call_chain+0x6d/0x100 [ 17.794102] unregister_netdevice_many_notify+0x5b5/0x9e0 [ 17.794138] vlan_device_event+0x42f/0x610 [8021q] [ 17.794169] notifier_call_chain+0x6d/0x100 [ 17.794191] unregister_netdevice_many_notify+0x5b5/0x9e0 [ 17.794222] ops_undo_list+0x20a/0x240 [ 17.794245] cleanup_net+0x1d7/0x2e0 [ 17.794267] process_one_work+0x162/0x340 [ 17.794289] worker_thread+0x16e/0x2d0 [ 17.794310] ? rescuer_thread+0x500/0x500 [ 17.794331] kthread+0xe1/0x120 [ 17.794354] ? kthread_park+0xa0/0xa0 [ 17.794376] ret_from_fork+0x16d/0x250 [ 17.794399] ? kthread_park+0xa0/0xa0 [ 17.794419] ret_from_fork_asm+0x11/0x20 [ 17.794442] [ 17.794458] Modules linked in: act_gact cls_flower sch_ingress macvlan 8021q vxlan ip6_udp_tunnel udp_tunnel bridge stp llc vrf veth [ 17.794526] CR2: 0000000000000858 [ 17.794547] ---[ end trace 0000000000000000 ]--- [ 17.794570] RIP: 0010:macvlan_port_release_mac+0x23/0x220 [macvlan] [ 17.794608] 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 74 f3 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 [ 17.794704] RSP: 0018:ff40400b40067aa0 EFLAGS: 00010286 [ 17.794732] RAX: 0000000000000000 RBX: ff1d5428861a2000 RCX: 0000000000000000 [ 17.794774] RDX: 0000000000000000 RSI: ff1d5428861a2818 RDI: ff1d542887ca1000 [ 17.794821] RBP: ff1d5428861a2818 R08: ff1d542881403e58 R09: ffffffffb366e260 [ 17.794866] R10: 0000000000000000 R11: 0000000000000000 R12: ff1d542887ca1000 [ 17.794909] R13: ff1d542882fbd700 R14: ff1d54288126c5c0 R15: 0000000000000003 [ 17.794952] FS: 0000000000000000(0000) GS:ff1d54290affc000(0000) knlGS:0000000000000000 [ 17.794997] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 17.795028] CR2: 0000000000000858 CR3: 000000000608c003 CR4: 0000000000771ef0 [ 17.795075] PKRU: 55555554 [ 17.795090] note: kworker/u16:0[12] exited with irqs disabled [ 20.871164] 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