[ 7.221051] veth1: entered promiscuous mode [ 7.227447] veth1: left promiscuous mode [ 7.227534] BUG: kernel NULL pointer dereference, address: 0000000000000858 [ 7.227568] #PF: supervisor read access in kernel mode [ 7.227597] #PF: error_code(0x0000) - not-present page [ 7.227623] PGD 33db067 P4D 33e0067 PUD 512d067 PMD 0 [ 7.227656] Oops: Oops: 0000 [#1] SMP [ 7.227679] CPU: 0 UID: 0 PID: 225 Comm: ip Not tainted 7.2.0-rc1-virtme #1 PREEMPT(lazy) [ 7.227728] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 7.227762] RIP: 0010:macvlan_port_release_mac+0x23/0x220 [macvlan] [ 7.227795] 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 3a 99 f5 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 [ 7.227888] RSP: 0018:ff61835c4032f698 EFLAGS: 00010292 [ 7.227916] RAX: 0000000000000000 RBX: ff17ece581c96000 RCX: 0000000000000000 [ 7.227959] RDX: 0000000000000000 RSI: ff17ece581c96818 RDI: ff17ece5819bb000 [ 7.227999] RBP: ff17ece581c96818 R08: ff17ece581060d80 R09: 0000000000000000 [ 7.228037] R10: 0000000000000001 R11: 0000000000000001 R12: ff17ece5819bb000 [ 7.228076] R13: ff17ece581913700 R14: ff17ece5813c5d00 R15: 0000000000000003 [ 7.228118] FS: 00007ff9626ec840(0000) GS:ff17ece608c7c000(0000) knlGS:0000000000000000 [ 7.228161] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 7.228195] CR2: 0000000000000858 CR3: 000000000190a004 CR4: 0000000000771ef0 [ 7.228236] PKRU: 55555554 [ 7.228251] Call Trace: [ 7.228265] [ 7.228279] ? enable_work+0x3a/0x100 [ 7.228303] ? cancel_work_sync+0x62/0x70 [ 7.228323] macvlan_port_destroy+0xa1/0xb0 [macvlan] [ 7.228350] unregister_netdevice_many_notify+0x6cc/0x9e0 [ 7.228382] rtnl_dellink+0x257/0x440 [ 7.228407] ? rtnl_dellinkprop+0x20/0x20 [ 7.228425] rtnetlink_rcv_msg+0x39f/0x460 [ 7.228445] ? get_page_from_freelist+0xf9d/0x1640 [ 7.228475] ? rtnl_calcit.isra.0+0x160/0x160 [ 7.228503] netlink_rcv_skb+0xca/0x140 [ 7.228526] netlink_unicast+0x26b/0x3a0 [ 7.228549] netlink_sendmsg+0x1e2/0x430 [ 7.228570] ____sys_sendmsg+0x14c/0x2b0 [ 7.228594] ___sys_sendmsg+0xe1/0x120 [ 7.228620] __sys_sendmsg+0xa4/0x100 [ 7.228641] do_syscall_64+0x104/0x520 [ 7.228663] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 7.228689] RIP: 0033:0x7ff96292554e [ 7.228711] 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 [ 7.228805] RSP: 002b:00007ffc740aafe0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 7.228842] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007ff96292554e [ 7.228881] RDX: 0000000000000000 RSI: 00007ffc740ab090 RDI: 0000000000000005 [ 7.228920] RBP: 00007ffc740aaff0 R08: 0000000000000000 R09: 0000000000000000 [ 7.228956] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a5070b7 [ 7.228999] R13: 00000000004a0620 R14: 0000000000000000 R15: 00007ffc740ab750 [ 7.229039] [ 7.229052] Modules linked in: macvlan veth [ 7.229074] CR2: 0000000000000858 [ 7.229096] ---[ end trace 0000000000000000 ]--- [ 7.229124] RIP: 0010:macvlan_port_release_mac+0x23/0x220 [macvlan] [ 7.229159] 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 3a 99 f5 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 [ 7.229249] RSP: 0018:ff61835c4032f698 EFLAGS: 00010292 [ 7.229277] RAX: 0000000000000000 RBX: ff17ece581c96000 RCX: 0000000000000000 [ 7.229315] RDX: 0000000000000000 RSI: ff17ece581c96818 RDI: ff17ece5819bb000 [ 7.229355] RBP: ff17ece581c96818 R08: ff17ece581060d80 R09: 0000000000000000 [ 7.229398] R10: 0000000000000001 R11: 0000000000000001 R12: ff17ece5819bb000 [ 7.229441] R13: ff17ece581913700 R14: ff17ece5813c5d00 R15: 0000000000000003 [ 7.229482] FS: 00007ff9626ec840(0000) GS:ff17ece608c7c000(0000) knlGS:0000000000000000 [ 7.229521] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 7.229558] CR2: 0000000000000858 CR3: 000000000190a004 CR4: 0000000000771ef0 [ 7.229592] PKRU: 55555554 [ 7.229607] note: ip[225] exited with irqs disabled [ 7.230191] ip (225) used greatest stack depth: 11448 bytes left WAIT TIMEOUT stderr Ctrl-C stderr Ctrl-C stderr WAIT TIMEOUT stderr