[ 2.113448] modprobe (178) used greatest stack depth: 12264 bytes left [ 2.159309] ip (190) used greatest stack depth: 12016 bytes left [ 2.352861] br1: port 1(vx10) entered blocking state [ 2.352898] br1: port 1(vx10) entered disabled state [ 2.352935] vx10: entered allmulticast mode [ 2.352982] vx10: entered promiscuous mode [ 2.353008] br1: port 1(vx10) entered blocking state [ 2.353032] br1: port 1(vx10) entered forwarding state [ 2.367331] br1: port 2(vx20) entered blocking state [ 2.367356] br1: port 2(vx20) entered disabled state [ 2.367380] vx20: entered allmulticast mode [ 2.367420] vx20: entered promiscuous mode [ 2.367442] br1: port 2(vx20) entered blocking state [ 2.367462] br1: port 2(vx20) entered forwarding state [ 2.374437] br1: port 3(veth1) entered blocking state [ 2.374457] br1: port 3(veth1) entered disabled state [ 2.374481] veth1: entered allmulticast mode [ 2.374518] veth1: entered promiscuous mode [ 2.378064] br1: port 3(veth1) entered blocking state [ 2.378087] br1: port 3(veth1) entered forwarding state [ 2.384877] br1: port 4(veth2) entered blocking state [ 2.384897] br1: port 4(veth2) entered disabled state [ 2.384917] veth2: entered allmulticast mode [ 2.384956] veth2: entered promiscuous mode [ 2.388506] br1: port 4(veth2) entered blocking state [ 2.388531] br1: port 4(veth2) entered forwarding state [ 2.419516] 8021q: 802.1Q VLAN Support v1.8 [ 2.440098] br1: entered promiscuous mode [ 2.666993] br1: port 1(vx10) entered blocking state [ 2.667029] br1: port 1(vx10) entered disabled state [ 2.667073] vx10: entered allmulticast mode [ 2.667117] vx10: entered promiscuous mode [ 2.667142] br1: port 1(vx10) entered blocking state [ 2.667171] br1: port 1(vx10) entered forwarding state [ 2.679788] br1: port 2(vx20) entered blocking state [ 2.679819] br1: port 2(vx20) entered disabled state [ 2.679854] vx20: entered allmulticast mode [ 2.679897] vx20: entered promiscuous mode [ 2.679922] br1: port 2(vx20) entered blocking state [ 2.679954] br1: port 2(vx20) entered forwarding state [ 2.686255] br1: port 3(w1) entered blocking state [ 2.686317] br1: port 3(w1) entered disabled state [ 2.686380] w1: entered allmulticast mode [ 2.686455] w1: entered promiscuous mode [ 2.689629] br1: port 3(w1) entered blocking state [ 2.689661] br1: port 3(w1) entered forwarding state [ 2.695938] br1: port 4(w3) entered blocking state [ 2.695973] br1: port 4(w3) entered disabled state [ 2.696007] w3: entered allmulticast mode [ 2.696054] w3: entered promiscuous mode [ 2.699242] br1: port 4(w3) entered blocking state [ 2.699310] br1: port 4(w3) entered forwarding state [ 2.735080] br1: entered promiscuous mode [ 2.904070] br1: received packet on vx10 with own address as source address (addr:00:00:5e:00:01:01, vlan:10) [ 3.000066] br1: received packet on vx20 with own address as source address (addr:00:00:5e:00:01:01, vlan:20) [ 3.123060] br1: received packet on vx20 with own address as source address (addr:00:00:5e:00:01:01, vlan:20) [ 3.153052] br1: received packet on vx20 with own address as source address (addr:00:00:5e:00:01:01, vlan:20) [ 3.153138] IPv6: vlan20-v: IPv6 duplicate address fe80::200:5eff:fe00:101 used by 00:00:5e:00:01:01 detected! [ 3.216054] br1: received packet on vx20 with own address as source address (addr:00:00:5e:00:01:01, vlan:20) [ 3.464063] br1: received packet on vx10 with own address as source address (addr:00:00:5e:00:01:01, vlan:10) [ 3.464183] IPv6: vlan10-v: IPv6 duplicate address fe80::200:5eff:fe00:101 used by 00:00:5e:00:01:01 detected! [ 3.593065] br1: received packet on vx20 with own address as source address (addr:00:00:5e:00:01:01, vlan:20) [ 3.593144] br1: received packet on vx10 with own address as source address (addr:00:00:5e:00:01:01, vlan:10) [ 8.840063] net_ratelimit: 5 callbacks suppressed [ 8.840066] br1: received packet on vx20 with own address as source address (addr:00:00:5e:00:01:01, vlan:20) [ 17.544079] br1: received packet on vx20 with own address as source address (addr:00:00:5e:00:01:01, vlan:20) [ 17.643906] GACT probability NOT on [ 17.861142] w3: left allmulticast mode [ 17.861206] w3: left promiscuous mode [ 17.861295] br1: port 4(w3) entered disabled state [ 17.861467] w1: left allmulticast mode [ 17.861548] w1: left promiscuous mode [ 17.861648] br1: port 3(w1) entered disabled state [ 17.861820] vx20: left allmulticast mode [ 17.861904] vx20: left promiscuous mode [ 17.861993] br1: port 2(vx20) entered disabled state [ 17.862167] vx10: left allmulticast mode [ 17.862248] vx10: left promiscuous mode [ 17.862335] br1: port 1(vx10) entered disabled state [ 17.863007] BUG: kernel NULL pointer dereference, address: 0000000000000858 [ 17.863049] #PF: supervisor read access in kernel mode [ 17.863081] #PF: error_code(0x0000) - not-present page [ 17.863109] PGD 0 [ 17.863124] Oops: Oops: 0000 [#1] SMP [ 17.863148] CPU: 2 UID: 0 PID: 12 Comm: kworker/u16:0 Not tainted 7.2.0-rc1-virtme #1 PREEMPT(lazy) [ 17.863201] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 17.863230] Workqueue: netns cleanup_net [ 17.863256] RIP: 0010:macvlan_port_release_mac+0x23/0x220 [macvlan] [ 17.863294] 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 14 c6 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 [ 17.863390] RSP: 0018:ff3f6bdb40067aa0 EFLAGS: 00010286 [ 17.863419] RAX: 0000000000000000 RBX: ff28ec0786ae0000 RCX: 0000000000000000 [ 17.863456] RDX: 0000000000000000 RSI: ff28ec0786ae0818 RDI: ff28ec0787d87000 [ 17.863492] RBP: ff28ec0786ae0818 R08: ff28ec0781403e60 R09: ffffffff8606e260 [ 17.863533] R10: 0000000000000000 R11: 0000000000000000 R12: ff28ec0787d87000 [ 17.863570] R13: ff28ec0783319a00 R14: ff28ec078126c5c0 R15: 0000000000000003 [ 17.863611] FS: 0000000000000000(0000) GS:ff28ec083857c000(0000) knlGS:0000000000000000 [ 17.863657] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 17.863690] CR2: 0000000000000858 CR3: 0000000022642005 CR4: 0000000000771ef0 [ 17.863733] PKRU: 55555554 [ 17.863751] Call Trace: [ 17.863766] [ 17.863780] ? enable_work+0x3a/0x100 [ 17.863804] ? cancel_work_sync+0x62/0x70 [ 17.863825] macvlan_port_destroy+0xa1/0xb0 [macvlan] [ 17.863852] unregister_netdevice_many_notify+0x6cc/0x9e0 [ 17.863881] macvlan_device_event+0x289/0x2c0 [macvlan] [ 17.863909] notifier_call_chain+0x6d/0x100 [ 17.863930] unregister_netdevice_many_notify+0x5b5/0x9e0 [ 17.863959] vlan_device_event+0x42f/0x610 [8021q] [ 17.863986] notifier_call_chain+0x6d/0x100 [ 17.864007] unregister_netdevice_many_notify+0x5b5/0x9e0 [ 17.864035] ops_undo_list+0x20a/0x240 [ 17.864056] cleanup_net+0x1d7/0x2e0 [ 17.864077] process_one_work+0x162/0x340 [ 17.864097] worker_thread+0x16e/0x2d0 [ 17.864117] ? rescuer_thread+0x500/0x500 [ 17.864137] kthread+0xe1/0x120 [ 17.864158] ? kthread_park+0xa0/0xa0 [ 17.864179] ret_from_fork+0x16d/0x250 [ 17.864201] ? kthread_park+0xa0/0xa0 [ 17.864222] ret_from_fork_asm+0x11/0x20 [ 17.864244] [ 17.864258] Modules linked in: act_gact cls_flower sch_ingress macvlan 8021q vxlan ip6_udp_tunnel udp_tunnel bridge stp llc vrf veth [ 17.864322] CR2: 0000000000000858 [ 17.864344] ---[ end trace 0000000000000000 ]--- [ 17.864371] RIP: 0010:macvlan_port_release_mac+0x23/0x220 [macvlan] [ 17.864405] 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 14 c6 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 [ 17.864496] RSP: 0018:ff3f6bdb40067aa0 EFLAGS: 00010286 [ 17.864524] RAX: 0000000000000000 RBX: ff28ec0786ae0000 RCX: 0000000000000000 [ 17.864565] RDX: 0000000000000000 RSI: ff28ec0786ae0818 RDI: ff28ec0787d87000 [ 17.864605] RBP: ff28ec0786ae0818 R08: ff28ec0781403e60 R09: ffffffff8606e260 [ 17.864646] R10: 0000000000000000 R11: 0000000000000000 R12: ff28ec0787d87000 [ 17.864686] R13: ff28ec0783319a00 R14: ff28ec078126c5c0 R15: 0000000000000003 [ 17.864729] FS: 0000000000000000(0000) GS:ff28ec083857c000(0000) knlGS:0000000000000000 [ 17.864773] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 17.864807] CR2: 0000000000000858 CR3: 0000000022642005 CR4: 0000000000771ef0 [ 17.864848] PKRU: 55555554 [ 17.864862] note: kworker/u16:0[12] exited with irqs disabled [ 21.769055] 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