[ 2.077924] uname (121) used greatest stack depth: 12376 bytes left [ 2.401538] modprobe (244) used greatest stack depth: 12264 bytes left [ 2.409432] br1: port 1(vx10) entered blocking state [ 2.409466] br1: port 1(vx10) entered disabled state [ 2.409501] vx10: entered allmulticast mode [ 2.409549] vx10: entered promiscuous mode [ 2.409574] br1: port 1(vx10) entered blocking state [ 2.409606] br1: port 1(vx10) entered forwarding state [ 2.426554] br1: port 2(vx20) entered blocking state [ 2.426629] br1: port 2(vx20) entered disabled state [ 2.426698] vx20: entered allmulticast mode [ 2.426803] vx20: entered promiscuous mode [ 2.426874] br1: port 2(vx20) entered blocking state [ 2.426938] br1: port 2(vx20) entered forwarding state [ 2.433736] br1: port 3(veth1) entered blocking state [ 2.433808] br1: port 3(veth1) entered disabled state [ 2.433883] veth1: entered allmulticast mode [ 2.433978] veth1: entered promiscuous mode [ 2.437749] br1: port 3(veth1) entered blocking state [ 2.437797] br1: port 3(veth1) entered forwarding state [ 2.441086] br1: port 4(veth2) entered blocking state [ 2.441120] br1: port 4(veth2) entered disabled state [ 2.441155] veth2: entered allmulticast mode [ 2.441210] veth2: entered promiscuous mode [ 2.444927] br1: port 4(veth2) entered blocking state [ 2.444994] br1: port 4(veth2) entered forwarding state [ 2.456151] br1: port 5(vx4001) entered blocking state [ 2.456183] br1: port 5(vx4001) entered disabled state [ 2.456219] vx4001: entered allmulticast mode [ 2.456273] vx4001: entered promiscuous mode [ 2.456313] br1: port 5(vx4001) entered blocking state [ 2.456343] br1: port 5(vx4001) entered forwarding state [ 2.489928] 8021q: 802.1Q VLAN Support v1.8 [ 2.510837] br1: entered promiscuous mode [ 2.744919] br1: port 1(vx10) entered blocking state [ 2.744960] br1: port 1(vx10) entered disabled state [ 2.745017] vx10: entered allmulticast mode [ 2.745059] vx10: entered promiscuous mode [ 2.745092] br1: port 1(vx10) entered blocking state [ 2.745128] br1: port 1(vx10) entered forwarding state [ 2.758408] br1: port 2(vx20) entered blocking state [ 2.758441] br1: port 2(vx20) entered disabled state [ 2.758478] vx20: entered allmulticast mode [ 2.758521] vx20: entered promiscuous mode [ 2.758547] br1: port 2(vx20) entered blocking state [ 2.758575] br1: port 2(vx20) entered forwarding state [ 2.772120] br1: port 3(vx4001) entered blocking state [ 2.772153] br1: port 3(vx4001) entered disabled state [ 2.772186] vx4001: entered allmulticast mode [ 2.772239] vx4001: entered promiscuous mode [ 2.772271] br1: port 3(vx4001) entered blocking state [ 2.772304] br1: port 3(vx4001) entered forwarding state [ 2.778930] br1: port 4(w1) entered blocking state [ 2.778959] br1: port 4(w1) entered disabled state [ 2.778992] w1: entered allmulticast mode [ 2.779032] w1: entered promiscuous mode [ 2.782399] br1: port 4(w1) entered blocking state [ 2.782466] br1: port 4(w1) entered forwarding state [ 2.789073] br1: port 5(w3) entered blocking state [ 2.789139] br1: port 5(w3) entered disabled state [ 2.789209] w3: entered allmulticast mode [ 2.789289] w3: entered promiscuous mode [ 2.792678] br1: port 5(w3) entered blocking state [ 2.792707] br1: port 5(w3) entered forwarding state [ 2.829826] br1: entered promiscuous mode [ 4.796894] br1: received packet on vx10 with own address as source address (addr:00:00:5e:00:01:01, vlan:10) [ 4.797009] br1: received packet on vx10 with own address as source address (addr:00:00:5e:00:01:01, vlan:10) [ 4.797074] br1: received packet on vx20 with own address as source address (addr:00:00:5e:00:01:01, vlan:20) [ 4.797160] br1: received packet on vx20 with own address as source address (addr:00:00:5e:00:01:01, vlan:20) [ 4.797222] br1: received packet on vx20 with own address as source address (addr:00:00:5e:00:01:01, vlan:20) [ 4.797284] br1: received packet on vx20 with own address as source address (addr:00:00:5e:00:01:01, vlan:20) [ 4.797349] br1: received packet on vx20 with own address as source address (addr:00:00:5e:00:01:01, vlan:20) [ 4.797409] br1: received packet on vx20 with own address as source address (addr:00:00:5e:00:01:01, vlan:20) [ 4.797478] br1: received packet on vx20 with own address as source address (addr:00:00:5e:00:01:01, vlan:20) [ 4.797538] br1: received packet on vx20 with own address as source address (addr:00:00:5e:00:01:01, vlan:20) [ 12.910885] w3: left allmulticast mode [ 12.910966] w3: left promiscuous mode [ 12.911036] br1: port 5(w3) entered disabled state [ 12.911203] w1: left allmulticast mode [ 12.911261] w1: left promiscuous mode [ 12.911326] br1: port 4(w1) entered disabled state [ 12.911488] vx4001: left allmulticast mode [ 12.911545] vx4001: left promiscuous mode [ 12.911614] br1: port 3(vx4001) entered disabled state [ 12.911782] vx20: left allmulticast mode [ 12.911892] vx20: left promiscuous mode [ 12.911990] br1: port 2(vx20) entered disabled state [ 12.912117] vx10: left allmulticast mode [ 12.912208] vx10: left promiscuous mode [ 12.912273] br1: port 1(vx10) entered disabled state [ 12.912922] BUG: kernel NULL pointer dereference, address: 0000000000000858 [ 12.912969] #PF: supervisor read access in kernel mode [ 12.913002] #PF: error_code(0x0000) - not-present page [ 12.913030] PGD 0 [ 12.913047] Oops: Oops: 0000 [#1] SMP [ 12.913069] CPU: 2 UID: 0 PID: 64 Comm: kworker/u16:1 Not tainted 7.2.0-rc1-virtme #1 PREEMPT(lazy) [ 12.913122] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 12.913157] Workqueue: netns cleanup_net [ 12.913182] RIP: 0010:macvlan_port_release_mac+0x23/0x220 [macvlan] [ 12.913213] 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 ef 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 [ 12.913311] RSP: 0018:ff76ff6180237aa0 EFLAGS: 00010286 [ 12.913338] RAX: 0000000000000000 RBX: ff2d940d02db8000 RCX: 0000000000000000 [ 12.913379] RDX: 0000000000000000 RSI: ff2d940d02db8818 RDI: ff2d940d07979000 [ 12.913419] RBP: ff2d940d02db8818 R08: 0000000000000001 R09: 0000000000000000 [ 12.913461] R10: 0000000000000000 R11: 0000000000000001 R12: ff2d940d07979000 [ 12.913502] R13: ff2d940d03082500 R14: ff2d940d020045c0 R15: 0000000000000003 [ 12.913561] FS: 0000000000000000(0000) GS:ff2d940d8e97c000(0000) knlGS:0000000000000000 [ 12.913601] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 12.913631] CR2: 0000000000000858 CR3: 0000000030642006 CR4: 0000000000771ef0 [ 12.913673] PKRU: 55555554 [ 12.913688] Call Trace: [ 12.913701] [ 12.913714] ? enable_work+0x3a/0x100 [ 12.913738] ? cancel_work_sync+0x62/0x70 [ 12.913761] macvlan_port_destroy+0xa1/0xb0 [macvlan] [ 12.913792] unregister_netdevice_many_notify+0x6cc/0x9e0 [ 12.913823] macvlan_device_event+0x289/0x2c0 [macvlan] [ 12.913857] notifier_call_chain+0x6d/0x100 [ 12.913878] unregister_netdevice_many_notify+0x5b5/0x9e0 [ 12.913902] vlan_device_event+0x42f/0x610 [8021q] [ 12.913936] notifier_call_chain+0x6d/0x100 [ 12.913958] unregister_netdevice_many_notify+0x5b5/0x9e0 [ 12.913985] ops_undo_list+0x20a/0x240 [ 12.914008] cleanup_net+0x1d7/0x2e0 [ 12.914028] process_one_work+0x162/0x340 [ 12.914048] worker_thread+0x16e/0x2d0 [ 12.914068] ? rescuer_thread+0x500/0x500 [ 12.914088] kthread+0xe1/0x120 [ 12.914110] ? kthread_park+0xa0/0xa0 [ 12.914129] ret_from_fork+0x16d/0x250 [ 12.914153] ? kthread_park+0xa0/0xa0 [ 12.914173] ret_from_fork_asm+0x11/0x20 [ 12.914196] [ 12.914209] Modules linked in: macvlan 8021q vxlan ip6_udp_tunnel udp_tunnel bridge stp llc vrf veth [ 12.914259] CR2: 0000000000000858 [ 12.914280] ---[ end trace 0000000000000000 ]--- [ 12.914307] RIP: 0010:macvlan_port_release_mac+0x23/0x220 [macvlan] [ 12.914341] 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 ef 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 [ 12.914431] RSP: 0018:ff76ff6180237aa0 EFLAGS: 00010286 [ 12.914460] RAX: 0000000000000000 RBX: ff2d940d02db8000 RCX: 0000000000000000 [ 12.914498] RDX: 0000000000000000 RSI: ff2d940d02db8818 RDI: ff2d940d07979000 [ 12.914538] RBP: ff2d940d02db8818 R08: 0000000000000001 R09: 0000000000000000 [ 12.914578] R10: 0000000000000000 R11: 0000000000000001 R12: ff2d940d07979000 [ 12.914616] R13: ff2d940d03082500 R14: ff2d940d020045c0 R15: 0000000000000003 [ 12.914654] FS: 0000000000000000(0000) GS:ff2d940d8e97c000(0000) knlGS:0000000000000000 [ 12.914696] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 12.914737] CR2: 0000000000000858 CR3: 0000000030642006 CR4: 0000000000771ef0 [ 12.914779] PKRU: 55555554 [ 12.914794] note: kworker/u16:1[64] exited with irqs disabled [ 12.914877] kworker/u16:1 (64) used greatest stack depth: 11984 bytes left WAIT TIMEOUT stderr Ctrl-C stderr Ctrl-C stderr WAIT TIMEOUT stderr