[ 7.365263] veth1: entered promiscuous mode [ 7.373274] veth1: left promiscuous mode [ 7.373392] BUG: kernel NULL pointer dereference, address: 0000000000000858 [ 7.373428] #PF: supervisor read access in kernel mode [ 7.373454] #PF: error_code(0x0000) - not-present page [ 7.373483] PGD 30eb067 P4D 3327067 PUD 3380067 PMD 0 [ 7.373516] Oops: Oops: 0000 [#1] SMP [ 7.373543] CPU: 3 UID: 0 PID: 224 Comm: ip Not tainted 7.2.0-rc1-virtme #1 PREEMPT(lazy) [ 7.373591] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 7.373631] RIP: 0010:macvlan_port_release_mac+0x23/0x220 [macvlan] [ 7.373673] 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 b9 c7 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 [ 7.373779] RSP: 0018:ff78505840263698 EFLAGS: 00010292 [ 7.373808] RAX: 0000000000000000 RBX: ff48f6d54198a000 RCX: 0000000000000000 [ 7.373851] RDX: 0000000000000000 RSI: ff48f6d54198a818 RDI: ff48f6d5419bb000 [ 7.373899] RBP: ff48f6d54198a818 R08: ff48f6d5410657c0 R09: 0000000000000000 [ 7.373944] R10: 0000000000000000 R11: 0000000000000001 R12: ff48f6d5419bb000 [ 7.373988] R13: ff48f6d541d80b00 R14: ff48f6d543231740 R15: 0000000000000003 [ 7.374033] FS: 00007fd4eb37a840(0000) GS:ff48f6d5f6dfc000(0000) knlGS:0000000000000000 [ 7.374083] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 7.374119] CR2: 0000000000000858 CR3: 0000000003133005 CR4: 0000000000771ef0 [ 7.374164] PKRU: 55555554 [ 7.374180] Call Trace: [ 7.374196] [ 7.374215] ? enable_work+0x3a/0x100 [ 7.374241] ? cancel_work_sync+0x62/0x70 [ 7.374265] macvlan_port_destroy+0xa1/0xb0 [macvlan] [ 7.374295] unregister_netdevice_many_notify+0x6cc/0x9e0 [ 7.374328] rtnl_dellink+0x257/0x440 [ 7.374354] ? rtnl_dellinkprop+0x20/0x20 [ 7.374380] rtnetlink_rcv_msg+0x39f/0x460 [ 7.374401] ? get_page_from_freelist+0xf9d/0x1640 [ 7.374432] ? rtnl_calcit.isra.0+0x160/0x160 [ 7.374461] netlink_rcv_skb+0xca/0x140 [ 7.374484] netlink_unicast+0x26b/0x3a0 [ 7.374506] netlink_sendmsg+0x1e2/0x430 [ 7.374528] ____sys_sendmsg+0x14c/0x2b0 [ 7.374555] ___sys_sendmsg+0xe1/0x120 [ 7.374578] __sys_sendmsg+0xa4/0x100 [ 7.374599] do_syscall_64+0x104/0x520 [ 7.374623] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 7.374656] RIP: 0033:0x7fd4eb5b354e [ 7.374680] 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 [ 7.374781] RSP: 002b:00007fff80433160 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 7.374826] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007fd4eb5b354e [ 7.374869] RDX: 0000000000000000 RSI: 00007fff80433210 RDI: 0000000000000005 [ 7.374917] RBP: 00007fff80433170 R08: 0000000000000000 R09: 0000000000000000 [ 7.374958] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a506290 [ 7.375003] R13: 00000000004a0620 R14: 0000000000000000 R15: 00007fff804338d0 [ 7.375049] [ 7.375068] Modules linked in: macvlan veth [ 7.375092] CR2: 0000000000000858 [ 7.375118] ---[ end trace 0000000000000000 ]--- [ 7.375146] RIP: 0010:macvlan_port_release_mac+0x23/0x220 [macvlan] [ 7.375182] 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 b9 c7 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 [ 7.375280] RSP: 0018:ff78505840263698 EFLAGS: 00010292 [ 7.375310] RAX: 0000000000000000 RBX: ff48f6d54198a000 RCX: 0000000000000000 [ 7.375353] RDX: 0000000000000000 RSI: ff48f6d54198a818 RDI: ff48f6d5419bb000 [ 7.375396] RBP: ff48f6d54198a818 R08: ff48f6d5410657c0 R09: 0000000000000000 [ 7.375434] R10: 0000000000000000 R11: 0000000000000001 R12: ff48f6d5419bb000 [ 7.375477] R13: ff48f6d541d80b00 R14: ff48f6d543231740 R15: 0000000000000003 [ 7.375523] FS: 00007fd4eb37a840(0000) GS:ff48f6d5f6dfc000(0000) knlGS:0000000000000000 [ 7.375567] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 7.375601] CR2: 0000000000000858 CR3: 0000000003133005 CR4: 0000000000771ef0 [ 7.375643] PKRU: 55555554 [ 7.375657] note: ip[224] exited with irqs disabled [ 7.376352] ip (224) used greatest stack depth: 11448 bytes left WAIT TIMEOUT stderr Ctrl-C stderr Ctrl-C stderr WAIT TIMEOUT stderr