[ 2.004633] ip (248) used greatest stack depth: 12288 bytes left [ 2.410174] 8021q: 802.1Q VLAN Support v1.8 [ 2.934925] br1: port 1(vx10) entered blocking state [ 2.934998] br1: port 1(vx10) entered disabled state [ 2.935051] vx10: entered allmulticast mode [ 2.935140] vx10: entered promiscuous mode [ 2.935182] br1: port 1(vx10) entered blocking state [ 2.935218] br1: port 1(vx10) entered forwarding state [ 2.982330] br1: port 2(vx20) entered blocking state [ 2.982409] br1: port 2(vx20) entered disabled state [ 2.982486] vx20: entered allmulticast mode [ 2.982583] vx20: entered promiscuous mode [ 2.982637] br1: port 2(vx20) entered blocking state [ 2.982719] br1: port 2(vx20) entered forwarding state [ 3.004393] br1: port 3(veth1) entered blocking state [ 3.004510] br1: port 3(veth1) entered disabled state [ 3.004577] veth1: entered allmulticast mode [ 3.004679] veth1: entered promiscuous mode [ 3.016136] br1: port 3(veth1) entered blocking state [ 3.016250] br1: port 3(veth1) entered forwarding state [ 3.065848] br1: port 4(veth2) entered blocking state [ 3.065952] br1: port 4(veth2) entered disabled state [ 3.066025] veth2: entered allmulticast mode [ 3.066138] veth2: entered promiscuous mode [ 3.077914] br1: port 4(veth2) entered blocking state [ 3.077983] br1: port 4(veth2) entered forwarding state [ 3.155402] ip (360) used greatest stack depth: 12168 bytes left [ 3.554898] br2: port 1(w1) entered blocking state [ 3.554965] br2: port 1(w1) entered disabled state [ 3.555030] w1: entered allmulticast mode [ 3.555120] w1: entered promiscuous mode [ 3.638855] br2: port 2(vx10) entered blocking state [ 3.638918] br2: port 2(vx10) entered disabled state [ 3.638971] vx10: entered allmulticast mode [ 3.639039] vx10: entered promiscuous mode [ 3.639086] br2: port 2(vx10) entered blocking state [ 3.639133] br2: port 2(vx10) entered forwarding state [ 3.719529] br2: port 3(vx20) entered blocking state [ 3.719598] br2: port 3(vx20) entered disabled state [ 3.719653] vx20: entered allmulticast mode [ 3.719733] vx20: entered promiscuous mode [ 3.719774] br2: port 3(vx20) entered blocking state [ 3.719814] br2: port 3(vx20) entered forwarding state [ 3.815459] br2: port 1(w1) entered blocking state [ 3.815543] br2: port 1(w1) entered forwarding state [ 4.141966] br2: port 1(w1) entered blocking state [ 4.142029] br2: port 1(w1) entered disabled state [ 4.142093] w1: entered allmulticast mode [ 4.142182] w1: entered promiscuous mode [ 4.231272] br2: port 2(vx10) entered blocking state [ 4.231343] br2: port 2(vx10) entered disabled state [ 4.231415] vx10: entered allmulticast mode [ 4.231503] vx10: entered promiscuous mode [ 4.231550] br2: port 2(vx10) entered blocking state [ 4.231590] br2: port 2(vx10) entered forwarding state [ 4.313705] br2: port 3(vx20) entered blocking state [ 4.313760] br2: port 3(vx20) entered disabled state [ 4.313818] vx20: entered allmulticast mode [ 4.313898] vx20: entered promiscuous mode [ 4.313940] br2: port 3(vx20) entered blocking state [ 4.313984] br2: port 3(vx20) entered forwarding state [ 4.410698] br2: port 1(w1) entered blocking state [ 4.410757] br2: port 1(w1) entered forwarding state [ 11.850343] GACT probability NOT on [ 11.851576] tc (557) used greatest stack depth: 11840 bytes left [ 97.510910] vx20: left allmulticast mode [ 97.511003] vx20: left promiscuous mode [ 97.511053] br2: port 3(vx20) entered disabled state [ 97.511480] vx10: left allmulticast mode [ 97.511529] vx10: left promiscuous mode [ 97.511572] br2: port 2(vx10) entered disabled state [ 97.511884] w1: left allmulticast mode [ 97.511930] w1: left promiscuous mode [ 97.511978] br2: port 1(w1) entered disabled state [ 97.528133] ------------[ cut here ]------------ [ 97.528213] refcount_t: underflow; use-after-free. [ 97.528283] WARNING: CPU: 3 PID: 66 at lib/refcount.c:28 refcount_warn_saturate+0xbc/0x110 [ 97.528374] Modules linked in: act_gact cls_flower vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth [ 97.528505] CPU: 3 UID: 0 PID: 66 Comm: kworker/u16:1 Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 97.528607] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 97.528672] Workqueue: netns cleanup_net [ 97.528719] RIP: 0010:refcount_warn_saturate+0xbc/0x110 [ 97.528772] Code: be 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 91 be 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 [ 97.528960] RSP: 0000:ffffb9e38024fd50 EFLAGS: 00010286 [ 97.529012] RAX: 0000000000000000 RBX: ffffb9e38024fd60 RCX: 00000000ffffdfff [ 97.529091] RDX: 0000000000000000 RSI: 00000000ffffffea RDI: 0000000000000001 [ 97.529183] RBP: ffffb9e38024f868 R08: ffffffffbed56a28 R09: 00000000ffffdfff [ 97.529262] R10: ffffffffbec76a40 R11: ffffffffbed26a40 R12: dead000000000122 [ 97.529341] R13: 00000000fffce898 R14: 0000000000000001 R15: ffff8d2449cbe000 [ 97.529424] FS: 0000000000000000(0000) GS:ffff8d24bf959000(0000) knlGS:0000000000000000 [ 97.529500] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 97.529566] CR2: 00007fad824a5f20 CR3: 0000000001c73001 CR4: 0000000000772ef0 [ 97.529646] PKRU: 55555554 [ 97.529671] Call Trace: [ 97.529701] [ 97.529732] netdev_run_todo+0x21a/0x550 [ 97.529781] ops_undo_list+0x1e3/0x1f0 [ 97.529828] cleanup_net+0x1b7/0x2b0 [ 97.529870] process_one_work+0x162/0x380 [ 97.529921] worker_thread+0x299/0x3c0 [ 97.529960] ? rescuer_thread+0x4c0/0x4c0 [ 97.529999] kthread+0x101/0x1f0 [ 97.530041] ? kthreads_online_cpu+0x110/0x110 [ 97.530101] ? kthreads_online_cpu+0x110/0x110 [ 97.530158] ret_from_fork+0x11c/0x140 [ 97.530199] ? kthreads_online_cpu+0x110/0x110 [ 97.530259] ret_from_fork_asm+0x11/0x20 [ 97.530310] [ 97.530339] ---[ end trace 0000000000000000 ]--- [ 97.580426] vx20: left allmulticast mode [ 97.580494] vx20: left promiscuous mode [ 97.580551] br2: port 3(vx20) entered disabled state [ 97.581127] vx10: left allmulticast mode [ 97.581175] vx10: left promiscuous mode [ 97.581228] br2: port 2(vx10) entered disabled state [ 97.581530] w1: left allmulticast mode [ 97.581575] w1: left promiscuous mode [ 97.581624] br2: port 1(w1) entered disabled state [ 97.874921] br1: port 4(veth2) entered disabled state [ 97.885554] veth2: left allmulticast mode [ 97.885607] veth2: left promiscuous mode [ 97.885651] br1: port 4(veth2) entered disabled state [ 97.937495] br1: port 3(veth1) entered disabled state [ 97.948034] veth1: left allmulticast mode [ 97.948140] veth1: left promiscuous mode [ 97.948208] br1: port 3(veth1) entered disabled state [ 97.971520] vx20: left allmulticast mode [ 97.971581] vx20: left promiscuous mode [ 97.971688] br1: port 2(vx20) entered disabled state [ 98.039156] vx10: left allmulticast mode [ 98.039244] vx10: left promiscuous mode [ 98.039300] br1: port 1(vx10) entered disabled state