[ 431.997087] BUG: kernel NULL pointer dereference, address: 0000000000000858 [ 431.997146] #PF: supervisor read access in kernel mode [ 431.997175] #PF: error_code(0x0000) - not-present page [ 431.997205] PGD 1d65067 P4D 319e067 PUD 4aac067 PMD 0 [ 431.997233] Oops: Oops: 0000 [#1] SMP [ 431.997255] CPU: 2 UID: 0 PID: 13437 Comm: ip Not tainted 7.2.0-rc1-virtme #1 PREEMPT(lazy) [ 431.997302] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 431.997335] RIP: 0010:macvlan_port_release_mac+0x23/0x220 [ 431.997367] 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 [ 431.997458] RSP: 0018:ff74c43b80dcf5a0 EFLAGS: 00010286 [ 431.997486] RAX: 0000000000000000 RBX: ff37273406ca8000 RCX: 0000000000000000 [ 431.997525] RDX: 0000000000000000 RSI: ff37273406ca8818 RDI: ff37273404aee000 [ 431.997563] RBP: ff37273406ca8818 R08: ff37273401403e48 R09: ffffffff9126e260 [ 431.997607] R10: 0000000000000000 R11: 0000000000000000 R12: ff37273404aee000 [ 431.997652] R13: ff37273403154700 R14: ff37273401eedd00 R15: 0000000000000003 [ 431.997700] FS: 00007f3fb287a840(0000) GS:ff372734ad32e000(0000) knlGS:0000000000000000 [ 431.997741] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 431.997774] CR2: 0000000000000858 CR3: 0000000001eb2004 CR4: 0000000000771ef0 [ 431.997815] PKRU: 55555554 [ 431.997830] Call Trace: [ 431.997844] [ 431.997858] ? enable_work+0x3a/0x100 [ 431.997882] ? cancel_work_sync+0x62/0x70 [ 431.997902] macvlan_port_destroy+0xa1/0xb0 [ 431.997928] unregister_netdevice_many_notify+0x685/0xa30 [ 431.997957] macvlan_device_event+0x289/0x2c0 [ 431.997984] notifier_call_chain+0x6d/0x100 [ 431.998006] unregister_netdevice_many_notify+0x547/0xa30 [ 431.998033] rtnl_dellink+0x257/0x430 [ 431.998055] ? rtnl_dellinkprop+0x20/0x20 [ 431.998076] rtnetlink_rcv_msg+0x39f/0x460 [ 431.998096] ? get_page_from_freelist+0xf9d/0x1640 [ 431.998124] ? fuse_readlink_folio+0x102/0x1a0 [ 431.998152] ? rtnl_calcit.isra.0+0x160/0x160 [ 431.998179] netlink_rcv_skb+0xca/0x140 [ 431.998201] netlink_unicast+0x26b/0x3a0 [ 431.998222] netlink_sendmsg+0x1e2/0x430 [ 431.998242] ____sys_sendmsg+0x14c/0x2b0 [ 431.998264] ___sys_sendmsg+0xe1/0x120 [ 431.998285] __sys_sendmsg+0xa4/0x100 [ 431.998305] do_syscall_64+0x104/0x520 [ 431.998328] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 431.998355] RIP: 0033:0x7f3fb2ab354e [ 431.998376] 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 [ 431.998466] RSP: 002b:00007ffc014b5120 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 431.998505] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f3fb2ab354e [ 431.998543] RDX: 0000000000000000 RSI: 00007ffc014b51d0 RDI: 0000000000000005 [ 431.998582] RBP: 00007ffc014b5130 R08: 0000000000000000 R09: 0000000000000000 [ 431.998622] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a509272 [ 431.998661] R13: 00000000004a0620 R14: 0000000000000000 R15: 00007ffc014b58a0 [ 431.998701] [ 431.998715] Modules linked in: 8021q netconsole netdevsim xfrm_user cls_matchall [last unloaded: netdevsim] [ 431.998765] CR2: 0000000000000858 [ 431.998785] ---[ end trace 0000000000000000 ]--- [ 431.998812] RIP: 0010:macvlan_port_release_mac+0x23/0x220 [ 431.998840] 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 [ 431.998932] RSP: 0018:ff74c43b80dcf5a0 EFLAGS: 00010286 [ 431.998960] RAX: 0000000000000000 RBX: ff37273406ca8000 RCX: 0000000000000000 [ 431.998999] RDX: 0000000000000000 RSI: ff37273406ca8818 RDI: ff37273404aee000 [ 431.999039] RBP: ff37273406ca8818 R08: ff37273401403e48 R09: ffffffff9126e260 [ 431.999080] R10: 0000000000000000 R11: 0000000000000000 R12: ff37273404aee000 [ 431.999120] R13: ff37273403154700 R14: ff37273401eedd00 R15: 0000000000000003 [ 431.999160] FS: 00007f3fb287a840(0000) GS:ff372734ad32e000(0000) knlGS:0000000000000000 [ 431.999201] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 431.999232] CR2: 0000000000000858 CR3: 0000000001eb2004 CR4: 0000000000771ef0 [ 431.999271] PKRU: 55555554 [ 431.999285] note: ip[13437] exited with irqs disabled [ 431.999940] ip (13437) used greatest stack depth: 11208 bytes left WAIT TIMEOUT stderr Ctrl-C stderr Ctrl-C stderr WAIT TIMEOUT stderr