[ 2.108713] cut (144) used greatest stack depth: 12376 bytes left [ 2.384714] br1: port 1(vx10) entered blocking state [ 2.384788] br1: port 1(vx10) entered disabled state [ 2.384853] vx10: entered allmulticast mode [ 2.384933] vx10: entered promiscuous mode [ 2.384999] br1: port 1(vx10) entered blocking state [ 2.385062] br1: port 1(vx10) entered forwarding state [ 2.397831] br1: port 2(vx20) entered blocking state [ 2.397864] br1: port 2(vx20) entered disabled state [ 2.397898] vx20: entered allmulticast mode [ 2.397937] vx20: entered promiscuous mode [ 2.397965] br1: port 2(vx20) entered blocking state [ 2.397998] br1: port 2(vx20) entered forwarding state [ 2.404331] br1: port 3(veth1) entered blocking state [ 2.404392] br1: port 3(veth1) entered disabled state [ 2.404460] veth1: entered allmulticast mode [ 2.404545] veth1: entered promiscuous mode [ 2.407825] br1: port 3(veth1) entered blocking state [ 2.407865] br1: port 3(veth1) entered forwarding state [ 2.414041] br1: port 4(veth2) entered blocking state [ 2.414087] br1: port 4(veth2) entered disabled state [ 2.414120] veth2: entered allmulticast mode [ 2.414176] veth2: entered promiscuous mode [ 2.417495] br1: port 4(veth2) entered blocking state [ 2.417559] br1: port 4(veth2) entered forwarding state [ 2.430345] br1: port 5(vx4001) entered blocking state [ 2.430374] br1: port 5(vx4001) entered disabled state [ 2.430406] vx4001: entered allmulticast mode [ 2.430451] vx4001: entered promiscuous mode [ 2.430489] br1: port 5(vx4001) entered blocking state [ 2.430521] br1: port 5(vx4001) entered forwarding state [ 2.459967] 8021q: 802.1Q VLAN Support v1.8 [ 2.479125] br1: entered promiscuous mode [ 2.532873] ip (299) used greatest stack depth: 12016 bytes left [ 2.695387] br1: port 1(vx10) entered blocking state [ 2.695419] br1: port 1(vx10) entered disabled state [ 2.695450] vx10: entered allmulticast mode [ 2.695491] vx10: entered promiscuous mode [ 2.695516] br1: port 1(vx10) entered blocking state [ 2.695543] br1: port 1(vx10) entered forwarding state [ 2.708011] br1: port 2(vx20) entered blocking state [ 2.708041] br1: port 2(vx20) entered disabled state [ 2.708073] vx20: entered allmulticast mode [ 2.708119] vx20: entered promiscuous mode [ 2.708142] br1: port 2(vx20) entered blocking state [ 2.708173] br1: port 2(vx20) entered forwarding state [ 2.720525] br1: port 3(vx4001) entered blocking state [ 2.720555] br1: port 3(vx4001) entered disabled state [ 2.720586] vx4001: entered allmulticast mode [ 2.720631] vx4001: entered promiscuous mode [ 2.720664] br1: port 3(vx4001) entered blocking state [ 2.720694] br1: port 3(vx4001) entered forwarding state [ 2.726874] br1: port 4(w1) entered blocking state [ 2.726934] br1: port 4(w1) entered disabled state [ 2.727005] w1: entered allmulticast mode [ 2.727100] w1: entered promiscuous mode [ 2.730220] br1: port 4(w1) entered blocking state [ 2.730254] br1: port 4(w1) entered forwarding state [ 2.736463] br1: port 5(w3) entered blocking state [ 2.736524] br1: port 5(w3) entered disabled state [ 2.736593] w3: entered allmulticast mode [ 2.736667] w3: entered promiscuous mode [ 2.739828] br1: port 5(w3) entered blocking state [ 2.739858] br1: port 5(w3) entered forwarding state [ 2.775111] br1: entered promiscuous mode [ 2.897133] br1: received packet on vx10 with own address as source address (addr:00:00:5e:00:01:01, vlan:10) [ 2.928104] br1: received packet on vx10 with own address as source address (addr:00:00:5e:00:01:01, vlan:10) [ 3.057089] br1: received packet on vx20 with own address as source address (addr:00:00:5e:00:01:01, vlan:20) [ 3.057204] IPv6: vlan20-v: IPv6 duplicate address fe80::200:5eff:fe00:101 used by 00:00:5e:00:01:01 detected! [ 3.080097] br1: received packet on vx10 with own address as source address (addr:00:00:5e:00:01:01, vlan:10) [ 3.080208] IPv6: vlan10-v: IPv6 duplicate address fe80::200:5eff:fe00:101 used by 00:00:5e:00:01:01 detected! [ 3.529093] br1: received packet on vx20 with own address as source address (addr:00:00:5e:00:01:01, vlan:20) [ 3.784092] br1: received packet on vx20 with own address as source address (addr:00:00:5e:00:01:01, vlan:20) [ 4.104121] br1: received packet on vx10 with own address as source address (addr:00:00:5e:00:01:01, vlan:10) [ 4.104278] br1: received packet on vx20 with own address as source address (addr:00:00:5e:00:01:01, vlan:20) [ 8.840101] net_ratelimit: 5 callbacks suppressed [ 8.840104] br1: received packet on vx20 with own address as source address (addr:00:00:5e:00:01:01, vlan:20) [ 12.820140] w3: left allmulticast mode [ 12.820172] w3: left promiscuous mode [ 12.820194] br1: port 5(w3) entered disabled state [ 12.820312] w1: left allmulticast mode [ 12.820335] w1: left promiscuous mode [ 12.820360] br1: port 4(w1) entered disabled state [ 12.820527] vx4001: left allmulticast mode [ 12.820548] vx4001: left promiscuous mode [ 12.820573] br1: port 3(vx4001) entered disabled state [ 12.820701] vx20: left allmulticast mode [ 12.820722] vx20: left promiscuous mode [ 12.820746] br1: port 2(vx20) entered disabled state [ 12.820879] vx10: left allmulticast mode [ 12.820899] vx10: left promiscuous mode [ 12.820924] br1: port 1(vx10) entered disabled state [ 12.821540] BUG: kernel NULL pointer dereference, address: 0000000000000858 [ 12.821577] #PF: supervisor read access in kernel mode [ 12.821607] #PF: error_code(0x0000) - not-present page [ 12.821639] PGD 795a067 P4D 53b2067 PUD 5255067 PMD 0 [ 12.821670] Oops: Oops: 0000 [#1] SMP [ 12.821690] CPU: 3 UID: 0 PID: 65 Comm: kworker/u16:1 Not tainted 7.2.0-rc1-virtme #1 PREEMPT(lazy) [ 12.821742] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 12.821774] Workqueue: netns cleanup_net [ 12.821796] RIP: 0010:macvlan_port_release_mac+0x23/0x220 [macvlan] [ 12.821836] 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 e4 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 [ 12.821940] RSP: 0018:ff8a59580023faa0 EFLAGS: 00010286 [ 12.821967] RAX: 0000000000000000 RBX: ff3f0d4487e12000 RCX: 0000000000000000 [ 12.822006] RDX: 0000000000000000 RSI: ff3f0d4487e12818 RDI: ff3f0d4487e42000 [ 12.822046] RBP: ff3f0d4487e12818 R08: ff3f0d4481403e48 R09: ffffffffa3e6e260 [ 12.822087] R10: 0000000000000000 R11: 0000000000000000 R12: ff3f0d4487e42000 [ 12.822128] R13: ff3f0d448318aa00 R14: ff3f0d4481c35d00 R15: 0000000000000003 [ 12.822171] FS: 0000000000000000(0000) GS:ff3f0d451a7fc000(0000) knlGS:0000000000000000 [ 12.822217] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 12.822250] CR2: 0000000000000858 CR3: 00000000050fe002 CR4: 0000000000771ef0 [ 12.822291] PKRU: 55555554 [ 12.822306] Call Trace: [ 12.822319] [ 12.822334] ? enable_work+0x3a/0x100 [ 12.822359] ? cancel_work_sync+0x62/0x70 [ 12.822381] macvlan_port_destroy+0xa1/0xb0 [macvlan] [ 12.822405] unregister_netdevice_many_notify+0x6cc/0x9e0 [ 12.822434] macvlan_device_event+0x289/0x2c0 [macvlan] [ 12.822462] notifier_call_chain+0x6d/0x100 [ 12.822485] unregister_netdevice_many_notify+0x5b5/0x9e0 [ 12.822517] vlan_device_event+0x42f/0x610 [8021q] [ 12.822546] notifier_call_chain+0x6d/0x100 [ 12.822566] unregister_netdevice_many_notify+0x5b5/0x9e0 [ 12.822594] ops_undo_list+0x20a/0x240 [ 12.822615] cleanup_net+0x1d7/0x2e0 [ 12.822640] process_one_work+0x162/0x340 [ 12.822662] worker_thread+0x16e/0x2d0 [ 12.822684] ? rescuer_thread+0x500/0x500 [ 12.822706] kthread+0xe1/0x120 [ 12.822726] ? kthread_park+0xa0/0xa0 [ 12.822747] ret_from_fork+0x16d/0x250 [ 12.822770] ? kthread_park+0xa0/0xa0 [ 12.822792] ret_from_fork_asm+0x11/0x20 [ 12.822816] [ 12.822829] Modules linked in: macvlan 8021q vxlan ip6_udp_tunnel udp_tunnel bridge stp llc vrf veth [ 12.822879] CR2: 0000000000000858 [ 12.822902] ---[ end trace 0000000000000000 ]--- [ 12.822929] RIP: 0010:macvlan_port_release_mac+0x23/0x220 [macvlan] [ 12.822963] 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 e4 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 [ 12.823055] RSP: 0018:ff8a59580023faa0 EFLAGS: 00010286 [ 12.823081] RAX: 0000000000000000 RBX: ff3f0d4487e12000 RCX: 0000000000000000 [ 12.823125] RDX: 0000000000000000 RSI: ff3f0d4487e12818 RDI: ff3f0d4487e42000 [ 12.823165] RBP: ff3f0d4487e12818 R08: ff3f0d4481403e48 R09: ffffffffa3e6e260 [ 12.823205] R10: 0000000000000000 R11: 0000000000000000 R12: ff3f0d4487e42000 [ 12.823246] R13: ff3f0d448318aa00 R14: ff3f0d4481c35d00 R15: 0000000000000003 [ 12.823288] FS: 0000000000000000(0000) GS:ff3f0d451a7fc000(0000) knlGS:0000000000000000 [ 12.823331] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 12.823365] CR2: 0000000000000858 CR3: 00000000050fe002 CR4: 0000000000771ef0 [ 12.823407] PKRU: 55555554 [ 12.823422] note: kworker/u16:1[65] exited with irqs disabled WAIT TIMEOUT stderr Ctrl-C stderr Ctrl-C stderr WAIT TIMEOUT stderr