[ 2.062185] 8021q: 802.1Q VLAN Support v1.8 [ 13.118538] BUG: kernel NULL pointer dereference, address: 0000000000000000 [ 13.118626] #PF: supervisor write access in kernel mode [ 13.118677] #PF: error_code(0x0002) - not-present page [ 13.118723] PGD 6daf067 P4D 6daf067 PUD 6db2067 PMD 0 [ 13.118775] Oops: Oops: 0002 [#1] SMP [ 13.118818] CPU: 3 UID: 0 PID: 505 Comm: ip Not tainted 6.18.0-rc5-virtme #1 PREEMPT(voluntary) [ 13.118896] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 13.118953] RIP: 0010:work_grab_pending+0x2f/0x1b0 [ 13.119009] 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 [ 13.119164] RSP: 0018:ffffb3d6c08db6b8 EFLAGS: 00010046 [ 13.119209] RAX: 0000000000000246 RBX: 0000000000000000 RCX: 0000000000000004 [ 13.119276] RDX: ffffb3d6c08db6f0 RSI: 0000000000000000 RDI: 0000000000000000 [ 13.119343] RBP: ffffb3d6c08db6f0 R08: ffff94c102ffe473 R09: ffffffffa566cc80 [ 13.119411] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 13.119478] R13: 0000000000000000 R14: 0000000000000020 R15: 0000000000000001 [ 13.119548] FS: 00007f3b909f3800(0000) GS:ffff94c198f5a000(0000) knlGS:0000000000000000 [ 13.119620] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 13.119679] CR2: 0000000000000000 CR3: 0000000006d71006 CR4: 0000000000772ef0 [ 13.119748] PKRU: 55555554 [ 13.119769] Call Trace: [ 13.119794] [ 13.119825] __cancel_work+0x29/0xe0 [ 13.119864] ? linkwatch_urgent_event+0x2f/0xb0 [ 13.119916] __cancel_work_sync+0x16/0x80 [ 13.119957] __dev_close_many+0x11b/0x280 [ 13.119995] __dev_change_flags+0xed/0x220 [ 13.120036] netif_change_flags+0x25/0x60 [ 13.120076] do_setlink.constprop.0+0x2fe/0x1120 [ 13.120129] ? __nla_validate_parse+0x5d/0xe70 [ 13.120182] ? __kmalloc_cache_noprof+0x3a5/0x4b0 [ 13.120239] rtnl_newlink+0x7fa/0xbc0 [ 13.120281] ? virtio_fs_enqueue_req+0x352/0x570 [ 13.120331] ? netdev_run_todo+0x63/0x550 [ 13.120367] ? rtnl_setlink+0x2c0/0x2c0 [ 13.120405] rtnetlink_rcv_msg+0x358/0x400 [ 13.120446] ? get_page_from_freelist+0x15b4/0x1770 [ 13.120496] ? rtnl_calcit.isra.0+0x110/0x110 [ 13.120547] netlink_rcv_skb+0x57/0x100 [ 13.120588] netlink_unicast+0x252/0x380 [ 13.120629] ? __alloc_skb+0xfc/0x1e0 [ 13.120669] netlink_sendmsg+0x1be/0x3e0 [ 13.120709] ____sys_sendmsg+0x132/0x260 [ 13.120749] ? copy_msghdr_from_user+0x6c/0xa0 [ 13.120800] ___sys_sendmsg+0x87/0xd0 [ 13.120840] ? do_wp_page+0x369/0xe90 [ 13.120881] ? ___pte_offset_map+0x1b/0xd0 [ 13.120922] ? nfulnl_rcv_nl_event+0x36/0xa0 [ 13.120974] ? fsnotify_grab_connector+0x48/0x80 [ 13.121025] ? fsnotify_destroy_marks+0x29/0x150 [ 13.121071] __sys_sendmsg+0x71/0xd0 [ 13.121110] do_syscall_64+0xa4/0xfd0 [ 13.121149] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 13.121201] RIP: 0033:0x7f3b90bc11d7 [ 13.121240] 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 [ 13.121397] RSP: 002b:00007fff5a8ab038 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 13.121465] RAX: ffffffffffffffda RBX: 00007fff5a8ab760 RCX: 00007f3b90bc11d7 [ 13.121530] RDX: 0000000000000000 RSI: 00007fff5a8ab0a0 RDI: 0000000000000005 [ 13.121598] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078 [ 13.121663] R10: 00007f3b90abdf60 R11: 0000000000000246 R12: 0000000000000003 [ 13.121729] R13: 00000000691cc656 R14: 0000000000499600 R15: 0000000000000000 [ 13.121798] [ 13.121826] Modules linked in: 8021q vrf veth [ 13.121879] CR2: 0000000000000000 [ 13.121911] ---[ end trace 0000000000000000 ]--- [ 13.121956] RIP: 0010:work_grab_pending+0x2f/0x1b0 [ 13.122008] 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 [ 13.122165] RSP: 0018:ffffb3d6c08db6b8 EFLAGS: 00010046 [ 13.122209] RAX: 0000000000000246 RBX: 0000000000000000 RCX: 0000000000000004 [ 13.122277] RDX: ffffb3d6c08db6f0 RSI: 0000000000000000 RDI: 0000000000000000 [ 13.122344] RBP: ffffb3d6c08db6f0 R08: ffff94c102ffe473 R09: ffffffffa566cc80 [ 13.122412] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 13.122478] R13: 0000000000000000 R14: 0000000000000020 R15: 0000000000000001 [ 13.122546] FS: 00007f3b909f3800(0000) GS:ffff94c198f5a000(0000) knlGS:0000000000000000 [ 13.122618] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 13.122678] CR2: 0000000000000000 CR3: 0000000006d71006 CR4: 0000000000772ef0 [ 13.122746] PKRU: 55555554 [ 13.122768] note: ip[505] exited with irqs disabled [ 13.122943] ip (505) used greatest stack depth: 11592 bytes left WAIT TIMEOUT stderr Ctrl-C stderr Ctrl-C stderr WAIT TIMEOUT stderr