[ 2.966634] br1: port 1(vx10) entered blocking state [ 2.966713] br1: port 1(vx10) entered disabled state [ 2.966788] vx10: entered allmulticast mode [ 2.966890] vx10: entered promiscuous mode [ 2.966946] br1: port 1(vx10) entered blocking state [ 2.967005] br1: port 1(vx10) entered forwarding state [ 3.017589] br1: port 2(vx20) entered blocking state [ 3.017671] br1: port 2(vx20) entered disabled state [ 3.017737] vx20: entered allmulticast mode [ 3.017821] vx20: entered promiscuous mode [ 3.017873] br1: port 2(vx20) entered blocking state [ 3.017930] br1: port 2(vx20) entered forwarding state [ 3.042843] br1: port 3(veth1) entered blocking state [ 3.042939] br1: port 3(veth1) entered disabled state [ 3.043018] veth1: entered allmulticast mode [ 3.043137] veth1: entered promiscuous mode [ 3.056284] br1: port 3(veth1) entered blocking state [ 3.056361] br1: port 3(veth1) entered forwarding state [ 3.080609] br1: port 4(veth2) entered blocking state [ 3.080699] br1: port 4(veth2) entered disabled state [ 3.080775] veth2: entered allmulticast mode [ 3.080891] veth2: entered promiscuous mode [ 3.092927] br1: port 4(veth2) entered blocking state [ 3.093030] br1: port 4(veth2) entered forwarding state [ 3.197222] 8021q: 802.1Q VLAN Support v1.8 [ 3.236770] br1: entered promiscuous mode [ 3.236886] br1: left promiscuous mode [ 3.241160] br1: entered promiscuous mode [ 3.924991] br1: port 1(vx10) entered blocking state [ 3.925077] br1: port 1(vx10) entered disabled state [ 3.925136] vx10: entered allmulticast mode [ 3.925227] vx10: entered promiscuous mode [ 3.925283] br1: port 1(vx10) entered blocking state [ 3.925330] br1: port 1(vx10) entered forwarding state [ 3.968185] br1: port 2(vx20) entered blocking state [ 3.968268] br1: port 2(vx20) entered disabled state [ 3.968315] vx20: entered allmulticast mode [ 3.968423] vx20: entered promiscuous mode [ 3.968500] br1: port 2(vx20) entered blocking state [ 3.968546] br1: port 2(vx20) entered forwarding state [ 3.990503] br1: port 3(w1) entered blocking state [ 3.990595] br1: port 3(w1) entered disabled state [ 3.990669] w1: entered allmulticast mode [ 3.990765] w1: entered promiscuous mode [ 4.002059] br1: port 3(w1) entered blocking state [ 4.002125] br1: port 3(w1) entered forwarding state [ 4.026574] br1: port 4(w3) entered blocking state [ 4.026661] br1: port 4(w3) entered disabled state [ 4.026730] w3: entered allmulticast mode [ 4.026823] w3: entered promiscuous mode [ 4.039720] br1: port 4(w3) entered blocking state [ 4.039804] br1: port 4(w3) entered forwarding state [ 4.147734] br1: entered promiscuous mode [ 4.147881] br1: left promiscuous mode [ 4.161146] br1: entered promiscuous mode [ 5.988314] br1: received packet on vx10 with own address as source address (addr:00:00:5e:00:01:01, vlan:10) [ 5.988542] br1: received packet on vx10 with own address as source address (addr:00:00:5e:00:01:01, vlan:10) [ 5.988665] br1: received packet on vx10 with own address as source address (addr:00:00:5e:00:01:01, vlan:10) [ 5.988747] br1: received packet on vx10 with own address as source address (addr:00:00:5e:00:01:01, vlan:10) [ 5.988834] br1: received packet on vx10 with own address as source address (addr:00:00:5e:00:01:01, vlan:10) [ 5.988922] br1: received packet on vx10 with own address as source address (addr:00:00:5e:00:01:01, vlan:10) [ 5.989009] br1: received packet on vx10 with own address as source address (addr:00:00:5e:00:01:01, vlan:10) [ 5.989112] br1: received packet on vx10 with own address as source address (addr:00:00:5e:00:01:01, vlan:10) [ 5.989214] br1: received packet on vx20 with own address as source address (addr:00:00:5e:00:01:01, vlan:20) [ 5.989307] br1: received packet on vx20 with own address as source address (addr:00:00:5e:00:01:01, vlan:20) [ 20.051208] w3: left allmulticast mode [ 20.051267] w3: left promiscuous mode [ 20.051322] br1: port 4(w3) entered disabled state [ 20.051464] w1: left allmulticast mode [ 20.051515] w1: left promiscuous mode [ 20.051550] br1: port 3(w1) entered disabled state [ 20.051679] vx20: left allmulticast mode [ 20.051734] vx20: left promiscuous mode [ 20.051768] br1: port 2(vx20) entered disabled state [ 20.051896] vx10: left allmulticast mode [ 20.051930] vx10: left promiscuous mode [ 20.051971] br1: port 1(vx10) entered disabled state [ 20.092100] ------------[ cut here ]------------ [ 20.092203] refcount_t: underflow; use-after-free. [ 20.092279] WARNING: CPU: 0 PID: 67 at lib/refcount.c:28 refcount_warn_saturate+0xbc/0x110 [ 20.092364] Modules linked in: macvlan 8021q vxlan ip6_udp_tunnel udp_tunnel bridge stp llc vrf veth [ 20.092465] CPU: 0 UID: 0 PID: 67 Comm: kworker/u16:1 Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 20.092526] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 20.092587] Workqueue: netns cleanup_net [ 20.092625] RIP: 0010:refcount_warn_saturate+0xbc/0x110 [ 20.092676] Code: 8c e8 18 df ba ff 90 0f 0b 90 90 c3 80 3d f9 da eb 00 00 75 89 c6 05 f0 da eb 00 01 90 48 c7 c7 28 e0 d1 8c e8 f5 de ba ff 90 <0f> 0b 90 90 c3 80 3d d4 da eb 00 00 0f 85 62 ff ff ff c6 05 c7 da [ 20.092801] RSP: 0018:ffffba10c024fd50 EFLAGS: 00010286 [ 20.092837] RAX: 0000000000000000 RBX: ffffba10c024fd60 RCX: 00000000ffffdfff [ 20.092898] RDX: 0000000000000000 RSI: 00000000ffffffea RDI: 0000000000000001 [ 20.092952] RBP: ffffba10c024f868 R08: ffffffff8d156a28 R09: 00000000ffffdfff [ 20.093020] R10: ffffffff8d076a40 R11: ffffffff8d126a40 R12: dead000000000122 [ 20.093074] R13: 00000000fffbba18 R14: 0000000000000001 R15: ffff91c308c28000 [ 20.093131] FS: 0000000000000000(0000) GS:ffff91c3b13d9000(0000) knlGS:0000000000000000 [ 20.093188] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 20.093233] CR2: 00007f11ad263d00 CR3: 00000000032eb005 CR4: 0000000000772ef0 [ 20.093302] PKRU: 55555554 [ 20.093330] Call Trace: [ 20.093351] [ 20.093372] netdev_run_todo+0x21a/0x550 [ 20.093410] ops_undo_list+0x1e3/0x1f0 [ 20.093444] cleanup_net+0x1b7/0x2b0 [ 20.093474] process_one_work+0x162/0x380 [ 20.093507] worker_thread+0x299/0x3c0 [ 20.093537] ? rescuer_thread+0x4c0/0x4c0 [ 20.093575] kthread+0x101/0x1f0 [ 20.093606] ? kthreads_online_cpu+0x110/0x110 [ 20.093644] ? kthreads_online_cpu+0x110/0x110 [ 20.093683] ret_from_fork+0x11c/0x140 [ 20.093714] ? kthreads_online_cpu+0x110/0x110 [ 20.093754] ret_from_fork_asm+0x11/0x20 [ 20.093787] [ 20.093808] ---[ end trace 0000000000000000 ]--- [ 20.343719] br1: left promiscuous mode [ 20.454236] br1: port 4(veth2) entered disabled state [ 20.464373] veth2: left allmulticast mode [ 20.464421] veth2: left promiscuous mode [ 20.464458] br1: port 4(veth2) entered disabled state [ 20.485274] br1: port 3(veth1) entered disabled state [ 20.496046] veth1: left allmulticast mode [ 20.496141] veth1: left promiscuous mode [ 20.496233] br1: port 3(veth1) entered disabled state [ 20.517325] vx20: left allmulticast mode [ 20.517426] vx20: left promiscuous mode [ 20.517490] br1: port 2(vx20) entered disabled state [ 20.577974] vx10: left allmulticast mode [ 20.578082] vx10: left promiscuous mode [ 20.578146] br1: port 1(vx10) entered disabled state