[ 2.150239] 8021q: 802.1Q VLAN Support v1.8 [ 9.524578] BUG: kernel NULL pointer dereference, address: 0000000000000000 [ 9.524649] #PF: supervisor write access in kernel mode [ 9.524700] #PF: error_code(0x0002) - not-present page [ 9.524732] PGD 71e6067 P4D 71e6067 PUD 718e067 PMD 0 [ 9.524771] Oops: Oops: 0002 [#1] SMP [ 9.524804] CPU: 3 UID: 0 PID: 353 Comm: ip Not tainted 6.18.0-rc5-virtme #1 PREEMPT(voluntary) [ 9.524869] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9.524909] RIP: 0010:work_grab_pending+0x2f/0x1b0 [ 9.524953] Code: 83 e6 01 41 57 41 56 4c 8d 77 20 41 55 41 54 41 89 f4 55 48 89 d5 53 48 89 fb 9c 58 fa 48 89 45 00 45 85 e4 0f 85 8a 00 00 00 48 0f ba 2b 00 41 0f 92 c5 72 0e 5b 44 89 e8 5d 41 5c 41 5d 41 [ 9.525066] RSP: 0018:ffffab14404c7610 EFLAGS: 00010046 [ 9.525099] RAX: 0000000000000246 RBX: 0000000000000000 RCX: 0000000000000800 [ 9.525147] RDX: ffffab14404c7648 RSI: 0000000000000000 RDI: 0000000000000000 [ 9.525195] RBP: ffffab14404c7648 R08: ffff951541398873 R09: 0000000000000002 [ 9.525244] R10: ffff95157eda8640 R11: ffff951541398090 R12: 0000000000000000 [ 9.525293] R13: ffffab14404c7740 R14: 0000000000000020 R15: 00000000ffffffff [ 9.525342] FS: 00007f9eebcc4800(0000) GS:ffff9515ccb5a000(0000) knlGS:0000000000000000 [ 9.525396] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 9.525439] CR2: 0000000000000000 CR3: 0000000002ea7006 CR4: 0000000000772ef0 [ 9.525494] PKRU: 55555554 [ 9.525515] Call Trace: [ 9.525533] [ 9.525558] __cancel_work+0x29/0xe0 [ 9.525591] ? queue_delayed_work_on+0x54/0x60 [ 9.525630] __cancel_work_sync+0x16/0x80 [ 9.525664] __dev_close_many+0x11b/0x280 [ 9.525705] netif_close_many+0x98/0x160 [ 9.525735] unregister_netdevice_many_notify+0x1d8/0xa50 [ 9.525773] ? vlan_vid_del+0xfc/0x180 [ 9.525809] rtnl_dellink+0x156/0x350 [ 9.525847] ? virtio_fs_enqueue_req+0x352/0x570 [ 9.525887] ? netdev_run_todo+0x63/0x550 [ 9.525912] ? rtnl_bridge_getlink+0x1a0/0x1a0 [ 9.525949] rtnetlink_rcv_msg+0x358/0x400 [ 9.525979] ? get_page_from_freelist+0x15b4/0x1770 [ 9.526016] ? rtnl_calcit.isra.0+0x110/0x110 [ 9.526049] netlink_rcv_skb+0x57/0x100 [ 9.526075] netlink_unicast+0x252/0x380 [ 9.526104] ? __alloc_skb+0xfc/0x1e0 [ 9.526135] netlink_sendmsg+0x1be/0x3e0 [ 9.526166] ____sys_sendmsg+0x132/0x260 [ 9.526197] ? copy_msghdr_from_user+0x6c/0xa0 [ 9.526234] ___sys_sendmsg+0x87/0xd0 [ 9.526264] ? do_wp_page+0x369/0xe90 [ 9.526294] ? ___pte_offset_map+0x1b/0xd0 [ 9.526320] ? nfulnl_rcv_nl_event+0x36/0xa0 [ 9.526362] ? fsnotify_grab_connector+0x48/0x80 [ 9.526400] ? fsnotify_destroy_marks+0x29/0x150 [ 9.526440] __sys_sendmsg+0x71/0xd0 [ 9.526470] do_syscall_64+0xa4/0xfd0 [ 9.526500] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 9.526539] RIP: 0033:0x7f9eebe921d7 [ 9.526578] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10 [ 9.526707] RSP: 002b:00007fff8081ab18 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 9.526761] RAX: ffffffffffffffda RBX: 00007fff8081b240 RCX: 00007f9eebe921d7 [ 9.526817] RDX: 0000000000000000 RSI: 00007fff8081ab80 RDI: 0000000000000005 [ 9.526871] RBP: 0000000000000002 R08: 0000000000000003 R09: 0000000000000078 [ 9.526920] R10: 00007f9eebd8ef60 R11: 0000000000000246 R12: 0000000000000002 [ 9.526979] R13: 00000000691cca9a R14: 0000000000499600 R15: 0000000000000000 [ 9.527030] [ 9.527051] Modules linked in: 8021q vrf veth [ 9.527091] CR2: 0000000000000000 [ 9.527116] ---[ end trace 0000000000000000 ]--- [ 9.527153] RIP: 0010:work_grab_pending+0x2f/0x1b0 [ 9.527191] Code: 83 e6 01 41 57 41 56 4c 8d 77 20 41 55 41 54 41 89 f4 55 48 89 d5 53 48 89 fb 9c 58 fa 48 89 45 00 45 85 e4 0f 85 8a 00 00 00 48 0f ba 2b 00 41 0f 92 c5 72 0e 5b 44 89 e8 5d 41 5c 41 5d 41 [ 9.527318] RSP: 0018:ffffab14404c7610 EFLAGS: 00010046 [ 9.527354] RAX: 0000000000000246 RBX: 0000000000000000 RCX: 0000000000000800 [ 9.527403] RDX: ffffab14404c7648 RSI: 0000000000000000 RDI: 0000000000000000 [ 9.527452] RBP: ffffab14404c7648 R08: ffff951541398873 R09: 0000000000000002 [ 9.527500] R10: ffff95157eda8640 R11: ffff951541398090 R12: 0000000000000000 [ 9.527549] R13: ffffab14404c7740 R14: 0000000000000020 R15: 00000000ffffffff [ 9.527607] FS: 00007f9eebcc4800(0000) GS:ffff9515ccb5a000(0000) knlGS:0000000000000000 [ 9.527662] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 9.527710] CR2: 0000000000000000 CR3: 0000000002ea7006 CR4: 0000000000772ef0 [ 9.527759] PKRU: 55555554 [ 9.527775] note: ip[353] exited with irqs disabled [ 9.527943] ip (353) used greatest stack depth: 11432 bytes left WAIT TIMEOUT stderr Ctrl-C stderr Ctrl-C stderr WAIT TIMEOUT stderr