[ 2.022400] ip (255) used greatest stack depth: 11928 bytes left [ 2.202579] 8021q: 802.1Q VLAN Support v1.8 [ 2.465127] br1: port 1(veth1) entered blocking state [ 2.465234] br1: port 1(veth1) entered disabled state [ 2.465314] veth1: entered allmulticast mode [ 2.465407] veth1: entered promiscuous mode [ 2.475770] br1: port 2(veth2) entered blocking state [ 2.475831] br1: port 2(veth2) entered disabled state [ 2.475890] veth2: entered allmulticast mode [ 2.475992] veth2: entered promiscuous mode [ 2.485457] br1: port 1(veth1) entered blocking state [ 2.485557] br1: port 1(veth1) entered forwarding state [ 2.495372] br1: port 2(veth2) entered blocking state [ 2.495431] br1: port 2(veth2) entered forwarding state [ 9.696675] veth2: left allmulticast mode [ 9.696825] veth2: left promiscuous mode [ 9.696893] br1: port 2(veth2) entered disabled state [ 9.709677] veth1: left allmulticast mode [ 9.709745] veth1: left promiscuous mode [ 9.709793] br1: port 1(veth1) entered disabled state [ 11.730529] br1: port 1(veth1) entered blocking state [ 11.730632] br1: port 1(veth1) entered disabled state [ 11.730709] veth1: entered allmulticast mode [ 11.730830] veth1: entered promiscuous mode [ 11.730906] br1: port 1(veth1) entered blocking state [ 11.730957] br1: port 1(veth1) entered forwarding state [ 11.741517] br1: port 2(veth2) entered blocking state [ 11.741624] br1: port 2(veth2) entered disabled state [ 11.741714] veth2: entered allmulticast mode [ 11.741840] veth2: entered promiscuous mode [ 11.741916] br1: port 2(veth2) entered blocking state [ 11.741986] br1: port 2(veth2) entered forwarding state [ 13.759524] BUG: kernel NULL pointer dereference, address: 0000000000000000 [ 13.759611] #PF: supervisor write access in kernel mode [ 13.759653] #PF: error_code(0x0002) - not-present page [ 13.759697] PGD 78c7067 P4D 78c7067 PUD 286a067 PMD 0 [ 13.759739] Oops: Oops: 0002 [#1] SMP [ 13.759781] CPU: 3 UID: 0 PID: 411 Comm: ip Not tainted 6.18.0-rc5-virtme #1 PREEMPT(voluntary) [ 13.759855] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 13.759897] RIP: 0010:work_grab_pending+0x2f/0x1b0 [ 13.759955] 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 [ 13.760068] RSP: 0018:ffff9e4c0081b610 EFLAGS: 00010046 [ 13.760105] RAX: 0000000000000246 RBX: 0000000000000000 RCX: 0000000000000004 [ 13.760159] RDX: ffff9e4c0081b648 RSI: 0000000000000000 RDI: 0000000000000000 [ 13.760212] RBP: ffff9e4c0081b648 R08: ffff8c0f83accd73 R09: 0000000000000002 [ 13.760266] R10: ffff8c0fbeda8640 R11: ffff8c0f83acc590 R12: 0000000000000000 [ 13.760320] R13: ffff9e4c0081b740 R14: 0000000000000020 R15: 00000000ffffffff [ 13.760376] FS: 00007fa5232a8800(0000) GS:ffff8c1028d5a000(0000) knlGS:0000000000000000 [ 13.760450] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 13.760493] CR2: 0000000000000000 CR3: 0000000003914004 CR4: 0000000000772ef0 [ 13.760550] PKRU: 55555554 [ 13.760573] Call Trace: [ 13.760605] [ 13.760641] __cancel_work+0x29/0xe0 [ 13.760675] ? queue_delayed_work_on+0x54/0x60 [ 13.760719] __cancel_work_sync+0x16/0x80 [ 13.760749] __dev_close_many+0x11b/0x280 [ 13.760804] netif_close_many+0x98/0x160 [ 13.760838] unregister_netdevice_many_notify+0x1d8/0xa50 [ 13.760884] ? vlan_vid_del+0xfc/0x180 [ 13.760920] rtnl_dellink+0x156/0x350 [ 13.760966] ? virtio_fs_enqueue_req+0x352/0x570 [ 13.761009] ? netdev_run_todo+0x63/0x550 [ 13.761043] ? rtnl_bridge_getlink+0x1a0/0x1a0 [ 13.761082] rtnetlink_rcv_msg+0x358/0x400 [ 13.761116] ? get_page_from_freelist+0x15b4/0x1770 [ 13.761163] ? rtnl_calcit.isra.0+0x110/0x110 [ 13.761199] netlink_rcv_skb+0x57/0x100 [ 13.761244] netlink_unicast+0x252/0x380 [ 13.761275] ? __alloc_skb+0xfc/0x1e0 [ 13.761312] netlink_sendmsg+0x1be/0x3e0 [ 13.761342] ____sys_sendmsg+0x132/0x260 [ 13.761386] ? copy_msghdr_from_user+0x6c/0xa0 [ 13.761435] ___sys_sendmsg+0x87/0xd0 [ 13.761471] ? do_wp_page+0x369/0xe90 [ 13.761508] ? ___pte_offset_map+0x1b/0xd0 [ 13.761542] ? nfulnl_rcv_nl_event+0x36/0xa0 [ 13.761588] ? fsnotify_grab_connector+0x48/0x80 [ 13.761641] ? fsnotify_destroy_marks+0x29/0x150 [ 13.761678] __sys_sendmsg+0x71/0xd0 [ 13.761713] do_syscall_64+0xa4/0xfd0 [ 13.761754] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 13.761798] RIP: 0033:0x7fa5234761d7 [ 13.761834] 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 [ 13.761957] RSP: 002b:00007ffc7d388ad8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 13.762011] RAX: ffffffffffffffda RBX: 00007ffc7d389200 RCX: 00007fa5234761d7 [ 13.762064] RDX: 0000000000000000 RSI: 00007ffc7d388b40 RDI: 0000000000000005 [ 13.762117] RBP: 0000000000000002 R08: 0000000000000003 R09: 0000000000000078 [ 13.762169] R10: 00007fa523372f60 R11: 0000000000000246 R12: 0000000000000002 [ 13.762223] R13: 00000000691cc616 R14: 0000000000499600 R15: 0000000000000000 [ 13.762289] [ 13.762309] Modules linked in: bridge stp llc 8021q vrf veth [ 13.762375] CR2: 0000000000000000 [ 13.762407] ---[ end trace 0000000000000000 ]--- [ 13.762445] RIP: 0010:work_grab_pending+0x2f/0x1b0 [ 13.762487] 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 [ 13.762608] RSP: 0018:ffff9e4c0081b610 EFLAGS: 00010046 [ 13.762658] RAX: 0000000000000246 RBX: 0000000000000000 RCX: 0000000000000004 [ 13.762712] RDX: ffff9e4c0081b648 RSI: 0000000000000000 RDI: 0000000000000000 [ 13.762764] RBP: ffff9e4c0081b648 R08: ffff8c0f83accd73 R09: 0000000000000002 [ 13.762818] R10: ffff8c0fbeda8640 R11: ffff8c0f83acc590 R12: 0000000000000000 [ 13.762879] R13: ffff9e4c0081b740 R14: 0000000000000020 R15: 00000000ffffffff [ 13.762936] FS: 00007fa5232a8800(0000) GS:ffff8c1028d5a000(0000) knlGS:0000000000000000 [ 13.762992] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 13.763035] CR2: 0000000000000000 CR3: 0000000003914004 CR4: 0000000000772ef0 [ 13.763095] PKRU: 55555554 [ 13.763115] note: ip[411] exited with irqs disabled [ 13.763378] ip (411) used greatest stack depth: 11432 bytes left WAIT TIMEOUT stderr Ctrl-C stderr Ctrl-C stderr WAIT TIMEOUT stderr