[ 1.720740] ip (255) used greatest stack depth: 12296 bytes left [ 1.971692] 8021q: 802.1Q VLAN Support v1.8 [ 2.288974] br1: port 1(vx100) entered blocking state [ 2.289043] br1: port 1(vx100) entered disabled state [ 2.289097] vx100: entered allmulticast mode [ 2.289177] vx100: entered promiscuous mode [ 2.289219] br1: port 1(vx100) entered blocking state [ 2.289256] br1: port 1(vx100) entered forwarding state [ 2.306054] br1: port 2(veth1) entered blocking state [ 2.306109] br1: port 2(veth1) entered disabled state [ 2.306156] veth1: entered allmulticast mode [ 2.306227] veth1: entered promiscuous mode [ 2.314359] br1: port 2(veth1) entered blocking state [ 2.314436] br1: port 2(veth1) entered forwarding state [ 2.346478] br2: port 1(vx200) entered blocking state [ 2.346534] br2: port 1(vx200) entered disabled state [ 2.346581] vx200: entered allmulticast mode [ 2.346653] vx200: entered promiscuous mode [ 2.346694] br2: port 1(vx200) entered blocking state [ 2.346732] br2: port 1(vx200) entered forwarding state [ 2.372114] br2: port 2(veth2.20) entered blocking state [ 2.372171] br2: port 2(veth2.20) entered disabled state [ 2.372217] veth2.20: entered allmulticast mode [ 2.372261] veth2: entered allmulticast mode [ 2.372325] veth2.20: entered promiscuous mode [ 2.372362] veth2: entered promiscuous mode [ 2.380280] br2: port 2(veth2.20) entered blocking state [ 2.380359] br2: port 2(veth2.20) entered forwarding state [ 2.405507] ip (347) used greatest stack depth: 12168 bytes left [ 2.694556] br3: port 1(w1) entered blocking state [ 2.694618] br3: port 1(w1) entered disabled state [ 2.694665] w1: entered allmulticast mode [ 2.694724] w1: entered promiscuous mode [ 2.742130] br3: port 2(vx100) entered blocking state [ 2.742190] br3: port 2(vx100) entered disabled state [ 2.742228] vx100: entered allmulticast mode [ 2.742299] vx100: entered promiscuous mode [ 2.742346] br3: port 2(vx100) entered blocking state [ 2.742385] br3: port 2(vx100) entered forwarding state [ 2.803875] br3: port 1(w1) entered blocking state [ 2.803969] br3: port 1(w1) entered forwarding state [ 3.078831] br3: port 1(w1) entered blocking state [ 3.078925] br3: port 1(w1) entered disabled state [ 3.079018] w1: entered allmulticast mode [ 3.079114] w1: entered promiscuous mode [ 3.128826] br3: port 2(vx200) entered blocking state [ 3.128919] br3: port 2(vx200) entered disabled state [ 3.128981] vx200: entered allmulticast mode [ 3.129089] vx200: entered promiscuous mode [ 3.129153] br3: port 2(vx200) entered blocking state [ 3.129210] br3: port 2(vx200) entered forwarding state [ 3.195957] br3: port 1(w1) entered blocking state [ 3.196020] br3: port 1(w1) entered forwarding state [ 3.387336] br3: port 3(w1.20) entered blocking state [ 3.387398] br3: port 3(w1.20) entered disabled state [ 3.387455] w1.20: entered allmulticast mode [ 3.387531] w1.20: entered promiscuous mode [ 3.454323] br3: port 3(w1.20) entered blocking state [ 3.454392] br3: port 3(w1.20) entered forwarding state [ 3.654112] IPv6: w2.20: IPv6 duplicate address fe80::acf1:5dff:fe32:18df used by ae:f1:5d:32:18:df detected! [ 10.664942] BUG: kernel NULL pointer dereference, address: 0000000000000000 [ 10.665028] #PF: supervisor write access in kernel mode [ 10.665086] #PF: error_code(0x0002) - not-present page [ 10.665136] PGD 3383067 P4D 3383067 PUD 3203067 PMD 0 [ 10.665190] Oops: Oops: 0002 [#1] SMP [ 10.665229] CPU: 3 UID: 0 PID: 571 Comm: ip Not tainted 6.18.0-rc5-virtme #1 PREEMPT(voluntary) [ 10.665296] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 10.665336] RIP: 0010:work_grab_pending+0x2f/0x1b0 [ 10.665381] 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 [ 10.665503] RSP: 0018:ffffb38b00c7f628 EFLAGS: 00010046 [ 10.665540] RAX: 0000000000000246 RBX: 0000000000000000 RCX: 0000000000000004 [ 10.665589] RDX: ffffb38b00c7f660 RSI: 0000000000000000 RDI: 0000000000000000 [ 10.665639] RBP: ffffb38b00c7f660 R08: ffff94dd430f0873 R09: ffffffffa826cc80 [ 10.665688] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 10.665737] R13: ffffb38b00c7f790 R14: 0000000000000020 R15: ffffb38b00c7fb30 [ 10.665788] FS: 00007fe584d95800(0000) GS:ffff94ddd635a000(0000) knlGS:0000000000000000 [ 10.665844] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 10.665884] CR2: 0000000000000000 CR3: 0000000009f1a004 CR4: 0000000000772ef0 [ 10.665940] PKRU: 55555554 [ 10.665955] Call Trace: [ 10.665973] [ 10.665991] __cancel_work+0x29/0xe0 [ 10.666020] ? linkwatch_urgent_event+0x2f/0xb0 [ 10.666065] __cancel_work_sync+0x16/0x80 [ 10.666094] __dev_close_many+0x11b/0x280 [ 10.666125] netif_close_many+0x98/0x160 [ 10.666155] __dev_change_net_namespace+0x934/0xa60 [ 10.666194] do_setlink.constprop.0+0xb5/0x1120 [ 10.666234] ? __nla_validate_parse+0x5d/0xe70 [ 10.666273] ? __kmalloc_cache_noprof+0x3a5/0x4b0 [ 10.666312] rtnl_newlink+0x7fa/0xbc0 [ 10.666343] ? virtio_fs_enqueue_req+0x352/0x570 [ 10.666384] ? netdev_run_todo+0x63/0x550 [ 10.666415] ? rtnl_setlink+0x2c0/0x2c0 [ 10.666446] rtnetlink_rcv_msg+0x358/0x400 [ 10.666476] ? get_page_from_freelist+0x15b4/0x1770 [ 10.666514] ? rtnl_calcit.isra.0+0x110/0x110 [ 10.666546] netlink_rcv_skb+0x57/0x100 [ 10.666577] netlink_unicast+0x252/0x380 [ 10.666607] ? __alloc_skb+0xfc/0x1e0 [ 10.666638] netlink_sendmsg+0x1be/0x3e0 [ 10.666668] ____sys_sendmsg+0x132/0x260 [ 10.666699] ? copy_msghdr_from_user+0x6c/0xa0 [ 10.666736] ___sys_sendmsg+0x87/0xd0 [ 10.666767] ? do_wp_page+0x369/0xe90 [ 10.666797] ? ___pte_offset_map+0x1b/0xd0 [ 10.666828] ? nfulnl_rcv_nl_event+0x36/0xa0 [ 10.666865] ? fsnotify_grab_connector+0x48/0x80 [ 10.666905] ? fsnotify_destroy_marks+0x29/0x150 [ 10.666937] __sys_sendmsg+0x71/0xd0 [ 10.666963] do_syscall_64+0xa4/0xfd0 [ 10.666993] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 10.667031] RIP: 0033:0x7fe584f631d7 [ 10.667061] 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 [ 10.667180] RSP: 002b:00007ffd36a21038 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 10.667229] RAX: ffffffffffffffda RBX: 00007ffd36a21760 RCX: 00007fe584f631d7 [ 10.667279] RDX: 0000000000000000 RSI: 00007ffd36a210a0 RDI: 0000000000000005 [ 10.667326] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078 [ 10.667375] R10: 00007fe584e5ff60 R11: 0000000000000246 R12: 0000000000000004 [ 10.667423] R13: 00000000691cc7b3 R14: 0000000000499600 R15: 0000000000000000 [ 10.667473] [ 10.667489] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth [ 10.667557] CR2: 0000000000000000 [ 10.667581] ---[ end trace 0000000000000000 ]--- [ 10.667620] RIP: 0010:work_grab_pending+0x2f/0x1b0 [ 10.667657] 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 [ 10.667773] RSP: 0018:ffffb38b00c7f628 EFLAGS: 00010046 [ 10.667808] RAX: 0000000000000246 RBX: 0000000000000000 RCX: 0000000000000004 [ 10.667857] RDX: ffffb38b00c7f660 RSI: 0000000000000000 RDI: 0000000000000000 [ 10.667907] RBP: ffffb38b00c7f660 R08: ffff94dd430f0873 R09: ffffffffa826cc80 [ 10.667956] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 10.668006] R13: ffffb38b00c7f790 R14: 0000000000000020 R15: ffffb38b00c7fb30 [ 10.668063] FS: 00007fe584d95800(0000) GS:ffff94ddd635a000(0000) knlGS:0000000000000000 [ 10.668117] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 10.668162] CR2: 0000000000000000 CR3: 0000000009f1a004 CR4: 0000000000772ef0 [ 10.668213] PKRU: 55555554 [ 10.668235] note: ip[571] exited with irqs disabled [ 10.668433] ip (571) used greatest stack depth: 11448 bytes left WAIT TIMEOUT stderr Ctrl-C stderr Ctrl-C stderr WAIT TIMEOUT stderr