[ 2.204624] bond1: (slave dummy1): making interface the new active one [ 2.204719] bond1: (slave dummy1): Enslaving as an active interface with an up link [ 2.210762] bond1: (slave dummy2): Enslaving as a backup interface with an up link [ 2.214403] dummy1: entered promiscuous mode [ 2.233279] dummy1: left promiscuous mode [ 2.236772] BUG: kernel NULL pointer dereference, address: 0000000000000858 [ 2.236813] #PF: supervisor read access in kernel mode [ 2.236838] #PF: error_code(0x0000) - not-present page [ 2.236870] PGD 326e067 P4D 3107067 PUD 4481067 PMD 0 [ 2.236904] Oops: Oops: 0000 [#1] SMP [ 2.236929] CPU: 0 UID: 0 PID: 196 Comm: ip Not tainted 7.2.0-rc1-virtme #1 PREEMPT(lazy) [ 2.236977] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 2.237017] RIP: 0010:macvlan_port_release_mac+0x23/0x220 [ 2.237057] Code: 10 eb d9 0f 1f 40 00 0f 1f 44 00 00 48 81 ec 88 00 00 00 65 48 8b 05 ec c6 2a 01 48 89 84 24 80 00 00 00 48 8b 87 f8 00 00 00 80 58 08 00 00 01 74 24 48 8b 10 48 8b 92 40 04 00 00 8b 0a 0f [ 2.237164] RSP: 0018:ff5bff930103b5a0 EFLAGS: 00010286 [ 2.237198] RAX: 0000000000000000 RBX: ff1f164504686000 RCX: 0000000000000000 [ 2.237238] RDX: 0000000000000000 RSI: ff1f164504686818 RDI: ff1f164502d34000 [ 2.237279] RBP: ff1f164504686818 R08: ff1f16450443de80 R09: 0000000000000000 [ 2.237323] R10: 0000000000000001 R11: 0000000000000001 R12: ff1f164502d34000 [ 2.237368] R13: ff1f16450183a200 R14: ff1f164504669740 R15: 0000000000000003 [ 2.237420] FS: 00007f08e420f840(0000) GS:ff1f16459022e000(0000) knlGS:0000000000000000 [ 2.237467] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 2.237506] CR2: 0000000000000858 CR3: 000000000326d005 CR4: 0000000000771ef0 [ 2.237551] PKRU: 55555554 [ 2.237567] Call Trace: [ 2.237581] [ 2.237597] ? enable_work+0x3a/0x100 [ 2.237623] ? cancel_work_sync+0x62/0x70 [ 2.237646] macvlan_port_destroy+0xa1/0xb0 [ 2.237668] unregister_netdevice_many_notify+0x685/0xa30 [ 2.237698] macvlan_device_event+0x289/0x2c0 [ 2.237727] notifier_call_chain+0x6d/0x100 [ 2.237750] unregister_netdevice_many_notify+0x547/0xa30 [ 2.237782] rtnl_dellink+0x257/0x430 [ 2.237806] ? rtnl_dellinkprop+0x20/0x20 [ 2.237828] rtnetlink_rcv_msg+0x39f/0x460 [ 2.237852] ? get_page_from_freelist+0xf9d/0x1640 [ 2.237883] ? rtnl_calcit.isra.0+0x160/0x160 [ 2.237915] netlink_rcv_skb+0xca/0x140 [ 2.237942] netlink_unicast+0x26b/0x3a0 [ 2.237967] netlink_sendmsg+0x1e2/0x430 [ 2.237992] ____sys_sendmsg+0x14c/0x2b0 [ 2.238016] ___sys_sendmsg+0xe1/0x120 [ 2.238038] __sys_sendmsg+0xa4/0x100 [ 2.238064] do_syscall_64+0x104/0x520 [ 2.238090] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 2.238123] RIP: 0033:0x7f08e444854e [ 2.238144] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa [ 2.238246] RSP: 002b:00007ffca003c780 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 2.238287] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f08e444854e [ 2.238327] RDX: 0000000000000000 RSI: 00007ffca003c830 RDI: 0000000000000005 [ 2.238369] RBP: 00007ffca003c790 R08: 0000000000000000 R09: 0000000000000000 [ 2.238408] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a508fea [ 2.238453] R13: 00000000004a0620 R14: 0000000000000000 R15: 00007ffca003cef0 [ 2.238499] [ 2.238516] Modules linked in: [ 2.238541] CR2: 0000000000000858 [ 2.238566] ---[ end trace 0000000000000000 ]--- [ 2.238598] RIP: 0010:macvlan_port_release_mac+0x23/0x220 [ 2.238628] Code: 10 eb d9 0f 1f 40 00 0f 1f 44 00 00 48 81 ec 88 00 00 00 65 48 8b 05 ec c6 2a 01 48 89 84 24 80 00 00 00 48 8b 87 f8 00 00 00 80 58 08 00 00 01 74 24 48 8b 10 48 8b 92 40 04 00 00 8b 0a 0f [ 2.238732] RSP: 0018:ff5bff930103b5a0 EFLAGS: 00010286 [ 2.238761] RAX: 0000000000000000 RBX: ff1f164504686000 RCX: 0000000000000000 [ 2.238805] RDX: 0000000000000000 RSI: ff1f164504686818 RDI: ff1f164502d34000 [ 2.238848] RBP: ff1f164504686818 R08: ff1f16450443de80 R09: 0000000000000000 [ 2.238894] R10: 0000000000000001 R11: 0000000000000001 R12: ff1f164502d34000 [ 2.238936] R13: ff1f16450183a200 R14: ff1f164504669740 R15: 0000000000000003 [ 2.238979] FS: 00007f08e420f840(0000) GS:ff1f16459022e000(0000) knlGS:0000000000000000 [ 2.239026] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 2.239066] CR2: 0000000000000858 CR3: 000000000326d005 CR4: 0000000000771ef0 [ 2.239112] PKRU: 55555554 [ 2.239127] note: ip[196] exited with irqs disabled [ 2.239812] ip (196) used greatest stack depth: 11208 bytes left WAIT TIMEOUT stderr Ctrl-C stderr Ctrl-C stderr WAIT TIMEOUT stderr