[ 1.981301] ip (248) used greatest stack depth: 12376 bytes left [ 2.068591] ip (263) used greatest stack depth: 12344 bytes left [ 2.626268] br1: port 1(vx10) entered blocking state [ 2.626406] br1: port 1(vx10) entered disabled state [ 2.626508] vx10: entered allmulticast mode [ 2.626624] vx10: entered promiscuous mode [ 2.626707] br1: port 1(vx10) entered blocking state [ 2.626787] br1: port 1(vx10) entered forwarding state [ 2.673248] br1: port 2(vx20) entered blocking state [ 2.673393] br1: port 2(vx20) entered disabled state [ 2.673480] vx20: entered allmulticast mode [ 2.673604] vx20: entered promiscuous mode [ 2.673673] br1: port 2(vx20) entered blocking state [ 2.673741] br1: port 2(vx20) entered forwarding state [ 2.696458] br1: port 3(veth1) entered blocking state [ 2.696576] br1: port 3(veth1) entered disabled state [ 2.696671] veth1: entered allmulticast mode [ 2.696787] veth1: entered promiscuous mode [ 2.708356] br1: port 3(veth1) entered blocking state [ 2.708435] br1: port 3(veth1) entered forwarding state [ 2.730083] br1: port 4(veth2) entered blocking state [ 2.730188] br1: port 4(veth2) entered disabled state [ 2.730267] veth2: entered allmulticast mode [ 2.730378] veth2: entered promiscuous mode [ 2.742383] br1: port 4(veth2) entered blocking state [ 2.742491] br1: port 4(veth2) entered forwarding state [ 2.784992] br1: port 5(vx4001) entered blocking state [ 2.785123] br1: port 5(vx4001) entered disabled state [ 2.785231] vx4001: entered allmulticast mode [ 2.785386] vx4001: entered promiscuous mode [ 2.785477] br1: port 5(vx4001) entered blocking state [ 2.785554] br1: port 5(vx4001) entered forwarding state [ 2.880955] 8021q: 802.1Q VLAN Support v1.8 [ 2.917358] br1: entered promiscuous mode [ 2.917522] br1: left promiscuous mode [ 2.925290] br1: entered promiscuous mode [ 3.116118] ip (368) used greatest stack depth: 12168 bytes left [ 3.730608] br1: port 1(vx10) entered blocking state [ 3.730733] br1: port 1(vx10) entered disabled state [ 3.730819] vx10: entered allmulticast mode [ 3.730935] vx10: entered promiscuous mode [ 3.731009] br1: port 1(vx10) entered blocking state [ 3.731081] br1: port 1(vx10) entered forwarding state [ 3.778180] br1: port 2(vx20) entered blocking state [ 3.778253] br1: port 2(vx20) entered disabled state [ 3.778309] vx20: entered allmulticast mode [ 3.778394] vx20: entered promiscuous mode [ 3.778439] br1: port 2(vx20) entered blocking state [ 3.778484] br1: port 2(vx20) entered forwarding state [ 3.824439] br1: port 3(vx4001) entered blocking state [ 3.824523] br1: port 3(vx4001) entered disabled state [ 3.824603] vx4001: entered allmulticast mode [ 3.824708] vx4001: entered promiscuous mode [ 3.824772] br1: port 3(vx4001) entered blocking state [ 3.824826] br1: port 3(vx4001) entered forwarding state [ 3.847060] br1: port 4(w1) entered blocking state [ 3.847142] br1: port 4(w1) entered disabled state [ 3.847235] w1: entered allmulticast mode [ 3.847337] w1: entered promiscuous mode [ 3.859119] br1: port 4(w1) entered blocking state [ 3.859251] br1: port 4(w1) entered forwarding state [ 3.881610] br1: port 5(w3) entered blocking state [ 3.881739] br1: port 5(w3) entered disabled state [ 3.881840] w3: entered allmulticast mode [ 3.881973] w3: entered promiscuous mode [ 3.893801] br1: port 5(w3) entered blocking state [ 3.893881] br1: port 5(w3) entered forwarding state [ 4.002067] br1: entered promiscuous mode [ 4.002219] br1: left promiscuous mode [ 4.007260] br1: entered promiscuous mode [ 4.241277] br1: received packet on vx20 with own address as source address (addr:00:00:5e:00:01:01, vlan:20) [ 4.241426] IPv6: vlan20-v: IPv6 duplicate address fe80::200:5eff:fe00:101 used by 00:00:5e:00:01:01 detected! [ 4.281279] br1: received packet on vx10 with own address as source address (addr:00:00:5e:00:01:01, vlan:10) [ 4.281434] IPv6: vlan10-v: IPv6 duplicate address fe80::200:5eff:fe00:101 used by 00:00:5e:00:01:01 detected! [ 4.474279] br1: received packet on vx20 with own address as source address (addr:00:00:5e:00:01:01, vlan:20) [ 4.961314] br1: received packet on vx10 with own address as source address (addr:00:00:5e:00:01:01, vlan:10) [ 5.281309] br1: received packet on vx20 with own address as source address (addr:00:00:5e:00:01:01, vlan:20) [ 5.281512] br1: received packet on vx20 with own address as source address (addr:00:00:5e:00:01:01, vlan:20) [ 5.345333] br1: received packet on vx10 with own address as source address (addr:00:00:5e:00:01:01, vlan:10) [ 5.345521] br1: received packet on vx10 with own address as source address (addr:00:00:5e:00:01:01, vlan:10) [ 9.825368] net_ratelimit: 3 callbacks suppressed [ 9.825375] br1: received packet on vx20 with own address as source address (addr:00:00:5e:00:01:01, vlan:20) [ 14.979262] w3: left allmulticast mode [ 14.979326] w3: left promiscuous mode [ 14.979391] br1: port 5(w3) entered disabled state [ 14.979570] w1: left allmulticast mode [ 14.979615] w1: left promiscuous mode [ 14.979662] br1: port 4(w1) entered disabled state [ 14.980003] vx4001: left allmulticast mode [ 14.980055] vx4001: left promiscuous mode [ 14.980110] br1: port 3(vx4001) entered disabled state [ 14.980249] vx20: left allmulticast mode [ 14.980293] vx20: left promiscuous mode [ 14.980339] br1: port 2(vx20) entered disabled state [ 14.980484] vx10: left allmulticast mode [ 14.980528] vx10: left promiscuous mode [ 14.980579] br1: port 1(vx10) entered disabled state [ 15.016233] ------------[ cut here ]------------ [ 15.016318] refcount_t: underflow; use-after-free. [ 15.016390] WARNING: CPU: 3 PID: 12 at lib/refcount.c:28 refcount_warn_saturate+0xbc/0x110 [ 15.016483] Modules linked in: macvlan 8021q vxlan ip6_udp_tunnel udp_tunnel bridge stp llc vrf veth [ 15.016586] CPU: 3 UID: 0 PID: 12 Comm: kworker/u16:0 Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 15.016685] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 15.016751] Workqueue: netns cleanup_net [ 15.016806] RIP: 0010:refcount_warn_saturate+0xbc/0x110 [ 15.016855] Code: b1 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 b1 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 [ 15.017057] RSP: 0018:ffffb44e00067d50 EFLAGS: 00010286 [ 15.017110] RAX: 0000000000000000 RBX: ffffb44e00067d60 RCX: 00000000ffffdfff [ 15.017200] RDX: 0000000000000000 RSI: 00000000ffffffea RDI: 0000000000000001 [ 15.017282] RBP: ffffb44e00067868 R08: ffffffffb1d56a28 R09: 00000000ffffdfff [ 15.017360] R10: ffffffffb1c76a40 R11: ffffffffb1d26a40 R12: dead000000000122 [ 15.017437] R13: 00000000fffba647 R14: 0000000000000001 R15: ffff956747e7e000 [ 15.017518] FS: 0000000000000000(0000) GS:ffff9567cc959000(0000) knlGS:0000000000000000 [ 15.017601] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 15.017663] CR2: 00007f3126b57000 CR3: 000000003ca41006 CR4: 0000000000772ef0 [ 15.017742] PKRU: 55555554 [ 15.017768] Call Trace: [ 15.017795] [ 15.017818] netdev_run_todo+0x21a/0x550 [ 15.017868] ops_undo_list+0x1e3/0x1f0 [ 15.017914] cleanup_net+0x1b7/0x2b0 [ 15.017953] process_one_work+0x162/0x380 [ 15.018000] worker_thread+0x299/0x3c0 [ 15.018039] ? rescuer_thread+0x4c0/0x4c0 [ 15.018077] kthread+0x101/0x1f0 [ 15.018125] ? kthreads_online_cpu+0x110/0x110 [ 15.018180] ? kthreads_online_cpu+0x110/0x110 [ 15.018236] ret_from_fork+0x11c/0x140 [ 15.018284] ? kthreads_online_cpu+0x110/0x110 [ 15.018343] ret_from_fork_asm+0x11/0x20 [ 15.018392] [ 15.018416] ---[ end trace 0000000000000000 ]--- [ 15.333406] br1: left promiscuous mode [ 15.450642] br1: port 4(veth2) entered disabled state [ 15.463024] veth2: left allmulticast mode [ 15.463085] veth2: left promiscuous mode [ 15.463132] br1: port 4(veth2) entered disabled state [ 15.487802] br1: port 3(veth1) entered disabled state [ 15.500285] veth1: left allmulticast mode [ 15.500358] veth1: left promiscuous mode [ 15.500410] br1: port 3(veth1) entered disabled state [ 15.524413] vx4001: left allmulticast mode [ 15.524486] vx4001: left promiscuous mode [ 15.524540] br1: port 5(vx4001) entered disabled state [ 15.584785] vx20: left allmulticast mode [ 15.584857] vx20: left promiscuous mode [ 15.584906] br1: port 2(vx20) entered disabled state [ 15.638674] vx10: left allmulticast mode [ 15.638744] vx10: left promiscuous mode [ 15.638797] br1: port 1(vx10) entered disabled state