[ 2.111638] ip (249) used greatest stack depth: 12344 bytes left [ 7.476007] GACT probability NOT on [ 7.477015] tc (296) used greatest stack depth: 11840 bytes left [ 16.638860] 8021q: 802.1Q VLAN Support v1.8 [ 16.831245] BUG: kernel NULL pointer dereference, address: 0000000000000000 [ 16.831315] #PF: supervisor write access in kernel mode [ 16.831353] #PF: error_code(0x0002) - not-present page [ 16.831388] PGD c6b3067 P4D c6b3067 PUD c6b1067 PMD 0 [ 16.831428] Oops: Oops: 0002 [#1] SMP [ 16.831459] CPU: 0 UID: 0 PID: 2434 Comm: ip Not tainted 6.18.0-rc5-virtme #1 PREEMPT(voluntary) [ 16.831520] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 16.831569] RIP: 0010:work_grab_pending+0x2f/0x1b0 [ 16.831617] 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 [ 16.831733] RSP: 0018:ffffb634002eb610 EFLAGS: 00010046 [ 16.831772] RAX: 0000000000000246 RBX: 0000000000000000 RCX: 0000000000000000 [ 16.831823] RDX: ffffb634002eb648 RSI: 0000000000000000 RDI: 0000000000000000 [ 16.831878] RBP: ffffb634002eb648 R08: 000000000000001f R09: 0000000000000001 [ 16.831934] R10: ffffffffb48080d8 R11: ffffb63400003ff8 R12: 0000000000000000 [ 16.831983] R13: ffffb634002eb740 R14: 0000000000000020 R15: 00000000ffffffff [ 16.832036] FS: 00007fe72afbc800(0000) GS:ffff9b9a49bda000(0000) knlGS:0000000000000000 [ 16.832092] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 16.832143] CR2: 0000000000000000 CR3: 000000000c5d2005 CR4: 0000000000772ef0 [ 16.832194] PKRU: 55555554 [ 16.832212] Call Trace: [ 16.832231] [ 16.832249] __cancel_work+0x29/0xe0 [ 16.832282] ? queue_delayed_work_on+0x54/0x60 [ 16.832322] __cancel_work_sync+0x16/0x80 [ 16.832353] __dev_close_many+0x11b/0x280 [ 16.832390] netif_close_many+0x98/0x160 [ 16.832420] unregister_netdevice_many_notify+0x1d8/0xa50 [ 16.832462] ? vlan_vid_del+0xfc/0x180 [ 16.832494] rtnl_dellink+0x156/0x350 [ 16.832531] ? virtio_fs_enqueue_req+0x352/0x570 [ 16.832572] ? netdev_run_todo+0x63/0x550 [ 16.832603] ? rtnl_bridge_getlink+0x1a0/0x1a0 [ 16.832644] rtnetlink_rcv_msg+0x358/0x400 [ 16.832677] ? get_page_from_freelist+0x15b4/0x1770 [ 16.832717] ? rtnl_calcit.isra.0+0x110/0x110 [ 16.832754] netlink_rcv_skb+0x57/0x100 [ 16.832790] netlink_unicast+0x252/0x380 [ 16.832821] ? __alloc_skb+0xfc/0x1e0 [ 16.832857] netlink_sendmsg+0x1be/0x3e0 [ 16.832891] ____sys_sendmsg+0x132/0x260 [ 16.832925] ? copy_msghdr_from_user+0x6c/0xa0 [ 16.832964] ___sys_sendmsg+0x87/0xd0 [ 16.832995] ? do_wp_page+0x369/0xe90 [ 16.833031] ? ___pte_offset_map+0x1b/0xd0 [ 16.833063] ? nfulnl_rcv_nl_event+0x36/0xa0 [ 16.833101] ? fsnotify_grab_connector+0x48/0x80 [ 16.833139] ? fsnotify_destroy_marks+0x29/0x150 [ 16.833179] __sys_sendmsg+0x71/0xd0 [ 16.833210] do_syscall_64+0xa4/0xfd0 [ 16.833243] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 16.833282] RIP: 0033:0x7fe72b18a1d7 [ 16.833312] 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 [ 16.833435] RSP: 002b:00007ffccd57b488 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 16.833485] RAX: ffffffffffffffda RBX: 00007ffccd57bbb0 RCX: 00007fe72b18a1d7 [ 16.833535] RDX: 0000000000000000 RSI: 00007ffccd57b4f0 RDI: 0000000000000005 [ 16.833585] RBP: 0000000000000002 R08: 0000000000000003 R09: 0000000000000078 [ 16.833636] R10: 00007fe72b086f60 R11: 0000000000000246 R12: 0000000000000002 [ 16.833686] R13: 00000000691cc113 R14: 0000000000499600 R15: 0000000000000000 [ 16.833737] [ 16.833759] Modules linked in: 8021q act_gact cls_flower sch_ingress vrf veth [ 16.833819] CR2: 0000000000000000 [ 16.833857] ---[ end trace 0000000000000000 ]--- [ 16.833891] RIP: 0010:work_grab_pending+0x2f/0x1b0 [ 16.833930] 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 [ 16.834049] RSP: 0018:ffffb634002eb610 EFLAGS: 00010046 [ 16.834083] RAX: 0000000000000246 RBX: 0000000000000000 RCX: 0000000000000000 [ 16.834137] RDX: ffffb634002eb648 RSI: 0000000000000000 RDI: 0000000000000000 [ 16.834185] RBP: ffffb634002eb648 R08: 000000000000001f R09: 0000000000000001 [ 16.834235] R10: ffffffffb48080d8 R11: ffffb63400003ff8 R12: 0000000000000000 [ 16.834286] R13: ffffb634002eb740 R14: 0000000000000020 R15: 00000000ffffffff [ 16.834338] FS: 00007fe72afbc800(0000) GS:ffff9b9a49bda000(0000) knlGS:0000000000000000 [ 16.834394] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 16.834442] CR2: 0000000000000000 CR3: 000000000c5d2005 CR4: 0000000000772ef0 [ 16.834493] PKRU: 55555554 [ 16.834514] note: ip[2434] exited with irqs disabled [ 16.834687] ip (2434) used greatest stack depth: 11432 bytes left WAIT TIMEOUT stderr Ctrl-C stderr Ctrl-C stderr WAIT TIMEOUT stderr