[ 2.241998] ip (184) used greatest stack depth: 12072 bytes left [ 2.485576] br1: port 1(vx10) entered blocking state [ 2.485621] br1: port 1(vx10) entered disabled state [ 2.485661] vx10: entered allmulticast mode [ 2.485720] vx10: entered promiscuous mode [ 2.485750] br1: port 1(vx10) entered blocking state [ 2.485781] br1: port 1(vx10) entered forwarding state [ 2.501809] br1: port 2(vx20) entered blocking state [ 2.501845] br1: port 2(vx20) entered disabled state [ 2.501885] vx20: entered allmulticast mode [ 2.501936] vx20: entered promiscuous mode [ 2.501969] br1: port 2(vx20) entered blocking state [ 2.502001] br1: port 2(vx20) entered forwarding state [ 2.509420] br1: port 3(veth1) entered blocking state [ 2.509457] br1: port 3(veth1) entered disabled state [ 2.509489] veth1: entered allmulticast mode [ 2.509544] veth1: entered promiscuous mode [ 2.513367] br1: port 3(veth1) entered blocking state [ 2.513421] br1: port 3(veth1) entered forwarding state [ 2.517056] br1: port 4(veth2) entered blocking state [ 2.517094] br1: port 4(veth2) entered disabled state [ 2.517126] veth2: entered allmulticast mode [ 2.517204] veth2: entered promiscuous mode [ 2.521001] br1: port 4(veth2) entered blocking state [ 2.521081] br1: port 4(veth2) entered forwarding state [ 2.532627] br1: port 5(vx4001) entered blocking state [ 2.532666] br1: port 5(vx4001) entered disabled state [ 2.532706] vx4001: entered allmulticast mode [ 2.532756] vx4001: entered promiscuous mode [ 2.532791] br1: port 5(vx4001) entered blocking state [ 2.532822] br1: port 5(vx4001) entered forwarding state [ 2.568366] 8021q: 802.1Q VLAN Support v1.8 [ 2.592231] br1: entered promiscuous mode [ 2.839949] br1: port 1(vx10) entered blocking state [ 2.839998] br1: port 1(vx10) entered disabled state [ 2.840032] vx10: entered allmulticast mode [ 2.840082] vx10: entered promiscuous mode [ 2.840115] br1: port 1(vx10) entered blocking state [ 2.840143] br1: port 1(vx10) entered forwarding state [ 2.854022] br1: port 2(vx20) entered blocking state [ 2.854059] br1: port 2(vx20) entered disabled state [ 2.854098] vx20: entered allmulticast mode [ 2.854138] vx20: entered promiscuous mode [ 2.854162] br1: port 2(vx20) entered blocking state [ 2.854194] br1: port 2(vx20) entered forwarding state [ 2.868066] br1: port 3(vx4001) entered blocking state [ 2.868098] br1: port 3(vx4001) entered disabled state [ 2.868133] vx4001: entered allmulticast mode [ 2.868191] vx4001: entered promiscuous mode [ 2.868223] br1: port 3(vx4001) entered blocking state [ 2.868252] br1: port 3(vx4001) entered forwarding state [ 2.875157] br1: port 4(w1) entered blocking state [ 2.875197] br1: port 4(w1) entered disabled state [ 2.875229] w1: entered allmulticast mode [ 2.875273] w1: entered promiscuous mode [ 2.878922] br1: port 4(w1) entered blocking state [ 2.878956] br1: port 4(w1) entered forwarding state [ 2.885851] br1: port 5(w3) entered blocking state [ 2.885886] br1: port 5(w3) entered disabled state [ 2.885923] w3: entered allmulticast mode [ 2.885974] w3: entered promiscuous mode [ 2.889392] br1: port 5(w3) entered blocking state [ 2.889425] br1: port 5(w3) entered forwarding state [ 2.926209] br1: entered promiscuous mode [ 4.873321] br1: received packet on vx10 with own address as source address (addr:00:00:5e:00:01:01, vlan:10) [ 4.873454] br1: received packet on vx20 with own address as source address (addr:00:00:5e:00:01:01, vlan:20) [ 4.873543] br1: received packet on vx10 with own address as source address (addr:00:00:5e:00:01:01, vlan:10) [ 4.873602] br1: received packet on vx10 with own address as source address (addr:00:00:5e:00:01:01, vlan:10) [ 4.873663] br1: received packet on vx10 with own address as source address (addr:00:00:5e:00:01:01, vlan:10) [ 4.873790] br1: received packet on vx10 with own address as source address (addr:00:00:5e:00:01:01, vlan:10) [ 4.873850] br1: received packet on vx10 with own address as source address (addr:00:00:5e:00:01:01, vlan:10) [ 4.873910] br1: received packet on vx10 with own address as source address (addr:00:00:5e:00:01:01, vlan:10) [ 4.873965] br1: received packet on vx20 with own address as source address (addr:00:00:5e:00:01:01, vlan:20) [ 4.874024] br1: received packet on vx20 with own address as source address (addr:00:00:5e:00:01:01, vlan:20) [ 13.056257] w3: left allmulticast mode [ 13.056376] w3: left promiscuous mode [ 13.056448] br1: port 5(w3) entered disabled state [ 13.056581] w1: left allmulticast mode [ 13.056641] w1: left promiscuous mode [ 13.056706] br1: port 4(w1) entered disabled state [ 13.056850] vx4001: left allmulticast mode [ 13.056913] vx4001: left promiscuous mode [ 13.056981] br1: port 3(vx4001) entered disabled state [ 13.057169] vx20: left allmulticast mode [ 13.057236] vx20: left promiscuous mode [ 13.057301] br1: port 2(vx20) entered disabled state [ 13.057460] vx10: left allmulticast mode [ 13.057530] vx10: left promiscuous mode [ 13.057606] br1: port 1(vx10) entered disabled state [ 13.058430] BUG: kernel NULL pointer dereference, address: 0000000000000858 [ 13.058482] #PF: supervisor read access in kernel mode [ 13.058513] #PF: error_code(0x0000) - not-present page [ 13.058547] PGD 3360067 P4D 0 [ 13.058569] Oops: Oops: 0000 [#1] SMP [ 13.058595] CPU: 2 UID: 0 PID: 65 Comm: kworker/u16:1 Not tainted 7.2.0-rc1-virtme #1 PREEMPT(lazy) [ 13.058645] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 13.058676] Workqueue: netns cleanup_net [ 13.058703] RIP: 0010:macvlan_port_release_mac+0x23/0x220 [macvlan] [ 13.058743] 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 cc 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 [ 13.058846] RSP: 0018:ff674bc7c023faa0 EFLAGS: 00010286 [ 13.058873] RAX: 0000000000000000 RBX: ff3f2834c658a000 RCX: 0000000000000000 [ 13.058919] RDX: 0000000000000000 RSI: ff3f2834c658a818 RDI: ff3f2834c7a1e000 [ 13.058964] RBP: ff3f2834c658a818 R08: 0000000000000001 R09: 0000000000000000 [ 13.059008] R10: 0000000000000000 R11: 0000000000000001 R12: ff3f2834c7a1e000 [ 13.059054] R13: ff3f2834c1846800 R14: ff3f2834c1e55d00 R15: 0000000000000003 [ 13.059103] FS: 0000000000000000(0000) GS:ff3f28357217c000(0000) knlGS:0000000000000000 [ 13.059147] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 13.059189] CR2: 0000000000000858 CR3: 0000000003296004 CR4: 0000000000771ef0 [ 13.059232] PKRU: 55555554 [ 13.059248] Call Trace: [ 13.059262] [ 13.059276] ? enable_work+0x3a/0x100 [ 13.059302] ? cancel_work_sync+0x62/0x70 [ 13.059321] macvlan_port_destroy+0xa1/0xb0 [macvlan] [ 13.059351] unregister_netdevice_many_notify+0x6cc/0x9e0 [ 13.059382] macvlan_device_event+0x289/0x2c0 [macvlan] [ 13.059418] notifier_call_chain+0x6d/0x100 [ 13.059441] unregister_netdevice_many_notify+0x5b5/0x9e0 [ 13.059466] vlan_device_event+0x42f/0x610 [8021q] [ 13.059497] notifier_call_chain+0x6d/0x100 [ 13.059523] unregister_netdevice_many_notify+0x5b5/0x9e0 [ 13.059550] ops_undo_list+0x20a/0x240 [ 13.059574] cleanup_net+0x1d7/0x2e0 [ 13.059595] process_one_work+0x162/0x340 [ 13.059616] worker_thread+0x16e/0x2d0 [ 13.059637] ? rescuer_thread+0x500/0x500 [ 13.059657] kthread+0xe1/0x120 [ 13.059680] ? kthread_park+0xa0/0xa0 [ 13.059701] ret_from_fork+0x16d/0x250 [ 13.059725] ? kthread_park+0xa0/0xa0 [ 13.059747] ret_from_fork_asm+0x11/0x20 [ 13.059778] [ 13.059795] Modules linked in: macvlan 8021q vxlan ip6_udp_tunnel udp_tunnel bridge stp llc vrf veth [ 13.059847] CR2: 0000000000000858 [ 13.059871] ---[ end trace 0000000000000000 ]--- [ 13.059900] RIP: 0010:macvlan_port_release_mac+0x23/0x220 [macvlan] [ 13.059936] 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 cc 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 [ 13.060029] RSP: 0018:ff674bc7c023faa0 EFLAGS: 00010286 [ 13.060057] RAX: 0000000000000000 RBX: ff3f2834c658a000 RCX: 0000000000000000 [ 13.060098] RDX: 0000000000000000 RSI: ff3f2834c658a818 RDI: ff3f2834c7a1e000 [ 13.060138] RBP: ff3f2834c658a818 R08: 0000000000000001 R09: 0000000000000000 [ 13.060177] R10: 0000000000000000 R11: 0000000000000001 R12: ff3f2834c7a1e000 [ 13.060218] R13: ff3f2834c1846800 R14: ff3f2834c1e55d00 R15: 0000000000000003 [ 13.060261] FS: 0000000000000000(0000) GS:ff3f28357217c000(0000) knlGS:0000000000000000 [ 13.060305] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 13.060339] CR2: 0000000000000858 CR3: 0000000003296004 CR4: 0000000000771ef0 [ 13.060379] PKRU: 55555554 [ 13.060395] note: kworker/u16:1[65] exited with irqs disabled [ 13.060474] kworker/u16:1 (65) used greatest stack depth: 12000 bytes left WAIT TIMEOUT stderr Ctrl-C stderr Ctrl-C stderr WAIT TIMEOUT stderr