[ 2.154038] ip (249) used greatest stack depth: 12408 bytes left [ 2.205061] ip (256) used greatest stack depth: 12344 bytes left [ 2.825871] br1: port 1(vx10) entered blocking state [ 2.825942] br1: port 1(vx10) entered disabled state [ 2.826009] vx10: entered allmulticast mode [ 2.826095] vx10: entered promiscuous mode [ 2.826151] br1: port 1(vx10) entered blocking state [ 2.826198] br1: port 1(vx10) entered forwarding state [ 2.874570] br1: port 2(vx20) entered blocking state [ 2.874690] br1: port 2(vx20) entered disabled state [ 2.874787] vx20: entered allmulticast mode [ 2.874944] vx20: entered promiscuous mode [ 2.875014] br1: port 2(vx20) entered blocking state [ 2.875100] br1: port 2(vx20) entered forwarding state [ 2.898978] br1: port 3(veth1) entered blocking state [ 2.899046] br1: port 3(veth1) entered disabled state [ 2.899105] veth1: entered allmulticast mode [ 2.899186] veth1: entered promiscuous mode [ 2.912286] br1: port 3(veth1) entered blocking state [ 2.912409] br1: port 3(veth1) entered forwarding state [ 2.936795] br1: port 4(veth2) entered blocking state [ 2.936921] br1: port 4(veth2) entered disabled state [ 2.937024] veth2: entered allmulticast mode [ 2.937164] veth2: entered promiscuous mode [ 2.948917] br1: port 4(veth2) entered blocking state [ 2.948988] br1: port 4(veth2) entered forwarding state [ 3.044166] 8021q: 802.1Q VLAN Support v1.8 [ 3.080576] br1: entered promiscuous mode [ 3.080770] br1: left promiscuous mode [ 3.088788] br1: entered promiscuous mode [ 3.256439] ip (361) used greatest stack depth: 12168 bytes left [ 3.852738] br1: port 1(vx10) entered blocking state [ 3.852862] br1: port 1(vx10) entered disabled state [ 3.852959] vx10: entered allmulticast mode [ 3.853049] vx10: entered promiscuous mode [ 3.853113] br1: port 1(vx10) entered blocking state [ 3.853169] br1: port 1(vx10) entered forwarding state [ 3.902896] br1: port 2(vx20) entered blocking state [ 3.902990] br1: port 2(vx20) entered disabled state [ 3.903057] vx20: entered allmulticast mode [ 3.903162] vx20: entered promiscuous mode [ 3.903234] br1: port 2(vx20) entered blocking state [ 3.903295] br1: port 2(vx20) entered forwarding state [ 3.928089] br1: port 3(w1) entered blocking state [ 3.928175] br1: port 3(w1) entered disabled state [ 3.928248] w1: entered allmulticast mode [ 3.928334] w1: entered promiscuous mode [ 3.941172] br1: port 3(w1) entered blocking state [ 3.941295] br1: port 3(w1) entered forwarding state [ 3.963941] br1: port 4(w3) entered blocking state [ 3.964035] br1: port 4(w3) entered disabled state [ 3.964114] w3: entered allmulticast mode [ 3.964202] w3: entered promiscuous mode [ 3.975674] br1: port 4(w3) entered blocking state [ 3.975748] br1: port 4(w3) entered forwarding state [ 4.083480] br1: entered promiscuous mode [ 4.083671] br1: left promiscuous mode [ 4.091770] br1: entered promiscuous mode [ 4.183940] IPv6: vlan10-v: IPv6 duplicate address fe80::200:5eff:fe00:101 used by 00:00:5e:00:01:01 detected! [ 4.184066] IPv6: vlan20-v: IPv6 duplicate address fe80::200:5eff:fe00:101 used by 00:00:5e:00:01:01 detected! [ 4.591775] br1: received packet on vx10 with own address as source address (addr:00:00:5e:00:01:01, vlan:10) [ 4.983817] br1: received packet on vx20 with own address as source address (addr:00:00:5e:00:01:01, vlan:20) [ 20.139028] GACT probability NOT on [ 20.140234] tc (661) used greatest stack depth: 11840 bytes left [ 20.922232] w3: left allmulticast mode [ 20.922301] w3: left promiscuous mode [ 20.922346] br1: port 4(w3) entered disabled state [ 20.922513] w1: left allmulticast mode [ 20.922549] w1: left promiscuous mode [ 20.922593] br1: port 3(w1) entered disabled state [ 20.922743] vx20: left allmulticast mode [ 20.922781] vx20: left promiscuous mode [ 20.922818] br1: port 2(vx20) entered disabled state [ 20.923014] vx10: left allmulticast mode [ 20.923050] vx10: left promiscuous mode [ 20.923103] br1: port 1(vx10) entered disabled state [ 20.959722] ------------[ cut here ]------------ [ 20.959789] refcount_t: underflow; use-after-free. [ 20.959847] WARNING: CPU: 3 PID: 66 at lib/refcount.c:28 refcount_warn_saturate+0xbc/0x110 [ 20.959928] Modules linked in: act_gact cls_flower sch_ingress macvlan 8021q vxlan ip6_udp_tunnel udp_tunnel bridge stp llc vrf veth [ 20.960030] CPU: 3 UID: 0 PID: 66 Comm: kworker/u16:1 Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 20.960118] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 20.960167] Workqueue: netns cleanup_net [ 20.960205] RIP: 0010:refcount_warn_saturate+0xbc/0x110 [ 20.960245] Code: 95 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 95 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 [ 20.960369] RSP: 0018:ffffbf2e4024fd50 EFLAGS: 00010286 [ 20.960412] RAX: 0000000000000000 RBX: ffffbf2e4024fd60 RCX: 00000000ffffdfff [ 20.960470] RDX: 0000000000000000 RSI: 00000000ffffffea RDI: 0000000000000001 [ 20.960522] RBP: ffffbf2e4024f868 R08: ffffffff96156a28 R09: 00000000ffffdfff [ 20.960600] R10: ffffffff96076a40 R11: ffffffff96126a40 R12: dead000000000122 [ 20.960673] R13: 00000000fffbbd68 R14: 0000000000000001 R15: ffffa02d89b84000 [ 20.960736] FS: 0000000000000000(0000) GS:ffffa02e28559000(0000) knlGS:0000000000000000 [ 20.960793] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 20.960848] CR2: 000055e096e9bdec CR3: 0000000002e5e005 CR4: 0000000000772ef0 [ 20.960917] PKRU: 55555554 [ 20.960947] Call Trace: [ 20.960967] [ 20.960988] netdev_run_todo+0x21a/0x550 [ 20.961027] ops_undo_list+0x1e3/0x1f0 [ 20.961065] cleanup_net+0x1b7/0x2b0 [ 20.961109] process_one_work+0x162/0x380 [ 20.961142] worker_thread+0x299/0x3c0 [ 20.961177] ? rescuer_thread+0x4c0/0x4c0 [ 20.961213] kthread+0x101/0x1f0 [ 20.961247] ? kthreads_online_cpu+0x110/0x110 [ 20.961283] ? kthreads_online_cpu+0x110/0x110 [ 20.961317] ret_from_fork+0x11c/0x140 [ 20.961350] ? kthreads_online_cpu+0x110/0x110 [ 20.961400] ret_from_fork_asm+0x11/0x20 [ 20.961434] [ 20.961456] ---[ end trace 0000000000000000 ]--- [ 21.223330] br1: left promiscuous mode [ 21.328154] br1: port 4(veth2) entered disabled state [ 21.338549] veth2: left allmulticast mode [ 21.338649] veth2: left promiscuous mode [ 21.338726] br1: port 4(veth2) entered disabled state [ 21.358976] br1: port 3(veth1) entered disabled state [ 21.369460] veth1: left allmulticast mode [ 21.369515] veth1: left promiscuous mode [ 21.369559] br1: port 3(veth1) entered disabled state [ 21.389955] vx20: left allmulticast mode [ 21.390059] vx20: left promiscuous mode [ 21.390137] br1: port 2(vx20) entered disabled state [ 21.446188] vx10: left allmulticast mode [ 21.446275] vx10: left promiscuous mode [ 21.446359] br1: port 1(vx10) entered disabled state