[ 2.199438] ip (248) used greatest stack depth: 12328 bytes left [ 2.588237] 8021q: 802.1Q VLAN Support v1.8 [ 3.114367] br1: port 1(vx10) entered blocking state [ 3.114439] br1: port 1(vx10) entered disabled state [ 3.114510] vx10: entered allmulticast mode [ 3.114596] vx10: entered promiscuous mode [ 3.114640] br1: port 1(vx10) entered blocking state [ 3.114683] br1: port 1(vx10) entered forwarding state [ 3.168483] br1: port 2(vx20) entered blocking state [ 3.168652] br1: port 2(vx20) entered disabled state [ 3.168764] vx20: entered allmulticast mode [ 3.168935] vx20: entered promiscuous mode [ 3.169043] br1: port 2(vx20) entered blocking state [ 3.169170] br1: port 2(vx20) entered forwarding state [ 3.195694] br1: port 3(veth1) entered blocking state [ 3.195816] br1: port 3(veth1) entered disabled state [ 3.195918] veth1: entered allmulticast mode [ 3.196059] veth1: entered promiscuous mode [ 3.209340] br1: port 3(veth1) entered blocking state [ 3.209425] br1: port 3(veth1) entered forwarding state [ 3.263884] br1: port 4(veth2) entered blocking state [ 3.263951] br1: port 4(veth2) entered disabled state [ 3.264005] veth2: entered allmulticast mode [ 3.264098] veth2: entered promiscuous mode [ 3.275667] br1: port 4(veth2) entered blocking state [ 3.275798] br1: port 4(veth2) entered forwarding state [ 3.351871] ip (360) used greatest stack depth: 12168 bytes left [ 3.770395] br2: port 1(w1) entered blocking state [ 3.770471] br2: port 1(w1) entered disabled state [ 3.770555] w1: entered allmulticast mode [ 3.770640] w1: entered promiscuous mode [ 3.868789] br2: port 2(vx10) entered blocking state [ 3.868867] br2: port 2(vx10) entered disabled state [ 3.868923] vx10: entered allmulticast mode [ 3.869018] vx10: entered promiscuous mode [ 3.869085] br2: port 2(vx10) entered blocking state [ 3.869143] br2: port 2(vx10) entered forwarding state [ 3.965388] br2: port 3(vx20) entered blocking state [ 3.965527] br2: port 3(vx20) entered disabled state [ 3.965625] vx20: entered allmulticast mode [ 3.965730] vx20: entered promiscuous mode [ 3.965802] br2: port 3(vx20) entered blocking state [ 3.965875] br2: port 3(vx20) entered forwarding state [ 4.069734] br2: port 1(w1) entered blocking state [ 4.069850] br2: port 1(w1) entered forwarding state [ 4.414023] br2: port 1(w1) entered blocking state [ 4.414105] br2: port 1(w1) entered disabled state [ 4.414178] w1: entered allmulticast mode [ 4.414272] w1: entered promiscuous mode [ 4.510352] br2: port 2(vx10) entered blocking state [ 4.510507] br2: port 2(vx10) entered disabled state [ 4.510587] vx10: entered allmulticast mode [ 4.510694] vx10: entered promiscuous mode [ 4.510761] br2: port 2(vx10) entered blocking state [ 4.510821] br2: port 2(vx10) entered forwarding state [ 4.604052] br2: port 3(vx20) entered blocking state [ 4.604160] br2: port 3(vx20) entered disabled state [ 4.604225] vx20: entered allmulticast mode [ 4.604315] vx20: entered promiscuous mode [ 4.604367] br2: port 3(vx20) entered blocking state [ 4.604427] br2: port 3(vx20) entered forwarding state [ 4.711040] br2: port 1(w1) entered blocking state [ 4.711189] br2: port 1(w1) entered forwarding state [ 12.183510] GACT probability NOT on [ 12.185221] tc (558) used greatest stack depth: 11840 bytes left [ 98.110757] vx20: left allmulticast mode [ 98.110846] vx20: left promiscuous mode [ 98.110908] br2: port 3(vx20) entered disabled state [ 98.111421] vx10: left allmulticast mode [ 98.111503] vx10: left promiscuous mode [ 98.111586] br2: port 2(vx10) entered disabled state [ 98.112149] w1: left allmulticast mode [ 98.112229] w1: left promiscuous mode [ 98.112286] br2: port 1(w1) entered disabled state [ 98.152536] ------------[ cut here ]------------ [ 98.152705] refcount_t: underflow; use-after-free. [ 98.152804] WARNING: CPU: 1 PID: 12 at lib/refcount.c:28 refcount_warn_saturate+0xbc/0x110 [ 98.152917] Modules linked in: act_gact cls_flower vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth [ 98.153070] CPU: 1 UID: 0 PID: 12 Comm: kworker/u16:0 Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 98.153176] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 98.153243] Workqueue: netns cleanup_net [ 98.153299] RIP: 0010:refcount_warn_saturate+0xbc/0x110 [ 98.153354] Code: aa 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 b1 aa 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 [ 98.153546] RSP: 0018:ffff944c00067d50 EFLAGS: 00010286 [ 98.153619] RAX: 0000000000000000 RBX: ffff944c00067d60 RCX: 00000000ffffdfff [ 98.153700] RDX: 0000000000000000 RSI: 00000000ffffffea RDI: 0000000000000001 [ 98.153778] RBP: ffff944c00067868 R08: ffffffffaaf56a28 R09: 00000000ffffdfff [ 98.153859] R10: ffffffffaae76a40 R11: ffffffffaaf26a40 R12: dead000000000122 [ 98.153938] R13: 00000000fffceafb R14: 0000000000000001 R15: ffff89460a17e000 [ 98.154022] FS: 0000000000000000(0000) GS:ffff894693659000(0000) knlGS:0000000000000000 [ 98.154112] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 98.154189] CR2: 00000000004e60e8 CR3: 000000000847b006 CR4: 0000000000772ef0 [ 98.154273] PKRU: 55555554 [ 98.154309] Call Trace: [ 98.154345] [ 98.154381] netdev_run_todo+0x21a/0x550 [ 98.154444] ops_undo_list+0x1e3/0x1f0 [ 98.154501] cleanup_net+0x1b7/0x2b0 [ 98.154552] process_one_work+0x162/0x380 [ 98.154608] worker_thread+0x299/0x3c0 [ 98.154658] ? rescuer_thread+0x4c0/0x4c0 [ 98.154700] kthread+0x101/0x1f0 [ 98.154752] ? kthreads_online_cpu+0x110/0x110 [ 98.154814] ? kthreads_online_cpu+0x110/0x110 [ 98.154881] ret_from_fork+0x11c/0x140 [ 98.154932] ? kthreads_online_cpu+0x110/0x110 [ 98.154991] ret_from_fork_asm+0x11/0x20 [ 98.155043] [ 98.155073] ---[ end trace 0000000000000000 ]--- [ 98.217653] vx20: left allmulticast mode [ 98.217730] vx20: left promiscuous mode [ 98.217799] br2: port 3(vx20) entered disabled state [ 98.218094] vx10: left allmulticast mode [ 98.218190] vx10: left promiscuous mode [ 98.218238] br2: port 2(vx10) entered disabled state [ 98.218425] w1: left allmulticast mode [ 98.218578] w1: left promiscuous mode [ 98.218634] br2: port 1(w1) entered disabled state [ 98.496855] br1: port 4(veth2) entered disabled state [ 98.508237] veth2: left allmulticast mode [ 98.508294] veth2: left promiscuous mode [ 98.508344] br1: port 4(veth2) entered disabled state [ 98.556345] br1: port 3(veth1) entered disabled state [ 98.567325] veth1: left allmulticast mode [ 98.567386] veth1: left promiscuous mode [ 98.567431] br1: port 3(veth1) entered disabled state [ 98.590117] vx20: left allmulticast mode [ 98.590181] vx20: left promiscuous mode [ 98.590226] br1: port 2(vx20) entered disabled state [ 98.655370] vx10: left allmulticast mode [ 98.655440] vx10: left promiscuous mode [ 98.655503] br1: port 1(vx10) entered disabled state