[ 7.181653] veth1: entered promiscuous mode [ 7.188496] veth1: left promiscuous mode [ 7.188628] BUG: kernel NULL pointer dereference, address: 0000000000000858 [ 7.188675] #PF: supervisor read access in kernel mode [ 7.188706] #PF: error_code(0x0000) - not-present page [ 7.188734] PGD 3317067 P4D 331f067 PUD 32f2067 PMD 0 [ 7.188763] Oops: Oops: 0000 [#1] SMP [ 7.188786] CPU: 2 UID: 0 PID: 227 Comm: ip Not tainted 7.2.0-rc1-virtme #1 PREEMPT(lazy) [ 7.188827] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 7.188860] RIP: 0010:macvlan_port_release_mac+0x23/0x220 [macvlan] [ 7.188896] 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 79 f8 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 [ 7.188989] RSP: 0018:ff3e849740293698 EFLAGS: 00010292 [ 7.189018] RAX: 0000000000000000 RBX: ff119aa94198a000 RCX: 0000000000000000 [ 7.189059] RDX: 0000000000000000 RSI: ff119aa94198a818 RDI: ff119aa9419c3000 [ 7.189099] RBP: ff119aa94198a818 R08: ff119aa9433e5100 R09: 0000000000000000 [ 7.189144] R10: 0000000000000000 R11: 0000000000000001 R12: ff119aa9419c3000 [ 7.189184] R13: ff119aa941894b00 R14: ff119aa943251740 R15: 0000000000000003 [ 7.189228] FS: 00007f8d13e15840(0000) GS:ff119aa9c617c000(0000) knlGS:0000000000000000 [ 7.189271] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 7.189306] CR2: 0000000000000858 CR3: 0000000003362006 CR4: 0000000000771ef0 [ 7.189347] PKRU: 55555554 [ 7.189365] Call Trace: [ 7.189379] [ 7.189393] ? enable_work+0x3a/0x100 [ 7.189418] ? cancel_work_sync+0x62/0x70 [ 7.189438] macvlan_port_destroy+0xa1/0xb0 [macvlan] [ 7.189465] unregister_netdevice_many_notify+0x6cc/0x9e0 [ 7.189496] rtnl_dellink+0x257/0x440 [ 7.189519] ? rtnl_dellinkprop+0x20/0x20 [ 7.189540] rtnetlink_rcv_msg+0x39f/0x460 [ 7.189561] ? get_page_from_freelist+0xf9d/0x1640 [ 7.189590] ? rtnl_calcit.isra.0+0x160/0x160 [ 7.189617] netlink_rcv_skb+0xca/0x140 [ 7.189640] netlink_unicast+0x26b/0x3a0 [ 7.189661] netlink_sendmsg+0x1e2/0x430 [ 7.189683] ____sys_sendmsg+0x14c/0x2b0 [ 7.189704] ___sys_sendmsg+0xe1/0x120 [ 7.189725] __sys_sendmsg+0xa4/0x100 [ 7.189746] do_syscall_64+0x104/0x520 [ 7.189768] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 7.189796] RIP: 0033:0x7f8d1404e54e [ 7.189817] 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 [ 7.189911] RSP: 002b:00007fff9d13eed0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 7.189953] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f8d1404e54e [ 7.189993] RDX: 0000000000000000 RSI: 00007fff9d13ef80 RDI: 0000000000000005 [ 7.190033] RBP: 00007fff9d13eee0 R08: 0000000000000000 R09: 0000000000000000 [ 7.190074] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a509aec [ 7.190115] R13: 00000000004a0620 R14: 0000000000000000 R15: 00007fff9d13f640 [ 7.190157] [ 7.190172] Modules linked in: macvlan veth [ 7.190195] CR2: 0000000000000858 [ 7.190217] ---[ end trace 0000000000000000 ]--- [ 7.190245] RIP: 0010:macvlan_port_release_mac+0x23/0x220 [macvlan] [ 7.190280] 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 79 f8 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 [ 7.190375] RSP: 0018:ff3e849740293698 EFLAGS: 00010292 [ 7.190402] RAX: 0000000000000000 RBX: ff119aa94198a000 RCX: 0000000000000000 [ 7.190443] RDX: 0000000000000000 RSI: ff119aa94198a818 RDI: ff119aa9419c3000 [ 7.190484] RBP: ff119aa94198a818 R08: ff119aa9433e5100 R09: 0000000000000000 [ 7.190523] R10: 0000000000000000 R11: 0000000000000001 R12: ff119aa9419c3000 [ 7.190565] R13: ff119aa941894b00 R14: ff119aa943251740 R15: 0000000000000003 [ 7.190607] FS: 00007f8d13e15840(0000) GS:ff119aa9c617c000(0000) knlGS:0000000000000000 [ 7.190649] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 7.190681] CR2: 0000000000000858 CR3: 0000000003362006 CR4: 0000000000771ef0 [ 7.190722] PKRU: 55555554 [ 7.190736] note: ip[227] exited with irqs disabled [ 7.191395] ip (227) used greatest stack depth: 11448 bytes left WAIT TIMEOUT stderr Ctrl-C stderr Ctrl-C stderr WAIT TIMEOUT stderr