[ 2.141610] ip (247) used greatest stack depth: 12320 bytes left [ 2.792694] br1: port 1(vx10) entered blocking state [ 2.792810] br1: port 1(vx10) entered disabled state [ 2.792915] vx10: entered allmulticast mode [ 2.793090] vx10: entered promiscuous mode [ 2.793158] br1: port 1(vx10) entered blocking state [ 2.793217] br1: port 1(vx10) entered forwarding state [ 2.843454] br1: port 2(vx20) entered blocking state [ 2.843576] br1: port 2(vx20) entered disabled state [ 2.843682] vx20: entered allmulticast mode [ 2.843822] vx20: entered promiscuous mode [ 2.843945] br1: port 2(vx20) entered blocking state [ 2.844011] br1: port 2(vx20) entered forwarding state [ 2.868957] br1: port 3(veth1) entered blocking state [ 2.869066] br1: port 3(veth1) entered disabled state [ 2.869150] veth1: entered allmulticast mode [ 2.869297] veth1: entered promiscuous mode [ 2.881088] br1: port 3(veth1) entered blocking state [ 2.881152] br1: port 3(veth1) entered forwarding state [ 2.904107] br1: port 4(veth2) entered blocking state [ 2.904188] br1: port 4(veth2) entered disabled state [ 2.904246] veth2: entered allmulticast mode [ 2.904353] veth2: entered promiscuous mode [ 2.916301] br1: port 4(veth2) entered blocking state [ 2.916443] br1: port 4(veth2) entered forwarding state [ 3.014481] 8021q: 802.1Q VLAN Support v1.8 [ 3.054266] br1: entered promiscuous mode [ 3.054430] br1: left promiscuous mode [ 3.060764] br1: entered promiscuous mode [ 3.198040] ip (353) used greatest stack depth: 12168 bytes left [ 3.795486] br1: port 1(vx10) entered blocking state [ 3.795571] br1: port 1(vx10) entered disabled state [ 3.795653] vx10: entered allmulticast mode [ 3.795735] vx10: entered promiscuous mode [ 3.795793] br1: port 1(vx10) entered blocking state [ 3.795867] br1: port 1(vx10) entered forwarding state [ 3.842783] br1: port 2(vx20) entered blocking state [ 3.842858] br1: port 2(vx20) entered disabled state [ 3.842912] vx20: entered allmulticast mode [ 3.842996] vx20: entered promiscuous mode [ 3.843047] br1: port 2(vx20) entered blocking state [ 3.843105] br1: port 2(vx20) entered forwarding state [ 3.864845] br1: port 3(w1) entered blocking state [ 3.864918] br1: port 3(w1) entered disabled state [ 3.864983] w1: entered allmulticast mode [ 3.865076] w1: entered promiscuous mode [ 3.876527] br1: port 3(w1) entered blocking state [ 3.876652] br1: port 3(w1) entered forwarding state [ 3.898519] br1: port 4(w3) entered blocking state [ 3.898588] br1: port 4(w3) entered disabled state [ 3.898661] w3: entered allmulticast mode [ 3.898759] w3: entered promiscuous mode [ 3.910982] br1: port 4(w3) entered blocking state [ 3.911100] br1: port 4(w3) entered forwarding state [ 4.027426] br1: entered promiscuous mode [ 4.027561] br1: left promiscuous mode [ 4.034740] br1: entered promiscuous mode [ 5.863885] br1: received packet on vx10 with own address as source address (addr:00:00:5e:00:01:01, vlan:10) [ 5.864218] br1: received packet on vx20 with own address as source address (addr:00:00:5e:00:01:01, vlan:20) [ 5.864303] br1: received packet on vx20 with own address as source address (addr:00:00:5e:00:01:01, vlan:20) [ 5.864394] br1: received packet on vx20 with own address as source address (addr:00:00:5e:00:01:01, vlan:20) [ 5.864474] br1: received packet on vx20 with own address as source address (addr:00:00:5e:00:01:01, vlan:20) [ 5.864556] br1: received packet on vx20 with own address as source address (addr:00:00:5e:00:01:01, vlan:20) [ 5.864631] br1: received packet on vx20 with own address as source address (addr:00:00:5e:00:01:01, vlan:20) [ 5.864719] br1: received packet on vx20 with own address as source address (addr:00:00:5e:00:01:01, vlan:20) [ 5.864801] br1: received packet on vx10 with own address as source address (addr:00:00:5e:00:01:01, vlan:10) [ 5.864892] br1: received packet on vx10 with own address as source address (addr:00:00:5e:00:01:01, vlan:10) [ 19.935693] w3: left allmulticast mode [ 19.935748] w3: left promiscuous mode [ 19.935800] br1: port 4(w3) entered disabled state [ 19.936051] w1: left allmulticast mode [ 19.936093] w1: left promiscuous mode [ 19.936139] br1: port 3(w1) entered disabled state [ 19.936275] vx20: left allmulticast mode [ 19.936325] vx20: left promiscuous mode [ 19.936377] br1: port 2(vx20) entered disabled state [ 19.936678] vx10: left allmulticast mode [ 19.936727] vx10: left promiscuous mode [ 19.936771] br1: port 1(vx10) entered disabled state [ 19.962722] ------------[ cut here ]------------ [ 19.962824] refcount_t: underflow; use-after-free. [ 19.962879] WARNING: CPU: 3 PID: 12 at lib/refcount.c:28 refcount_warn_saturate+0xbc/0x110 [ 19.962964] Modules linked in: macvlan 8021q vxlan ip6_udp_tunnel udp_tunnel bridge stp llc vrf veth [ 19.963049] CPU: 3 UID: 0 PID: 12 Comm: kworker/u16:0 Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 19.963111] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 19.963159] Workqueue: netns cleanup_net [ 19.963196] RIP: 0010:refcount_warn_saturate+0xbc/0x110 [ 19.963270] Code: 99 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 99 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 [ 19.963409] RSP: 0018:ffffb5f2c0067d50 EFLAGS: 00010286 [ 19.963451] RAX: 0000000000000000 RBX: ffffb5f2c0067d60 RCX: 00000000ffffdfff [ 19.963501] RDX: 0000000000000000 RSI: 00000000ffffffea RDI: 0000000000000001 [ 19.963552] RBP: ffffb5f2c0067868 R08: ffffffff99d56a28 R09: 00000000ffffdfff [ 19.963600] R10: ffffffff99c76a40 R11: ffffffff99d26a40 R12: dead000000000122 [ 19.963682] R13: 00000000fffbb993 R14: 0000000000000001 R15: ffff9f3889535000 [ 19.963740] FS: 0000000000000000(0000) GS:ffff9f3924959000(0000) knlGS:0000000000000000 [ 19.963795] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 19.963841] CR2: 0000558953f2adec CR3: 0000000004d9a002 CR4: 0000000000772ef0 [ 19.963897] PKRU: 55555554 [ 19.963917] Call Trace: [ 19.963934] [ 19.963956] netdev_run_todo+0x21a/0x550 [ 19.963991] ops_undo_list+0x1e3/0x1f0 [ 19.964028] cleanup_net+0x1b7/0x2b0 [ 19.964063] process_one_work+0x162/0x380 [ 19.964101] worker_thread+0x299/0x3c0 [ 19.964132] ? rescuer_thread+0x4c0/0x4c0 [ 19.964163] kthread+0x101/0x1f0 [ 19.964199] ? kthreads_online_cpu+0x110/0x110 [ 19.964262] ? kthreads_online_cpu+0x110/0x110 [ 19.964305] ret_from_fork+0x11c/0x140 [ 19.964339] ? kthreads_online_cpu+0x110/0x110 [ 19.964373] ret_from_fork_asm+0x11/0x20 [ 19.964409] [ 19.964431] ---[ end trace 0000000000000000 ]--- [ 20.205872] br1: left promiscuous mode [ 20.321142] br1: port 4(veth2) entered disabled state [ 20.332674] veth2: left allmulticast mode [ 20.332775] veth2: left promiscuous mode [ 20.332848] br1: port 4(veth2) entered disabled state [ 20.353799] br1: port 3(veth1) entered disabled state [ 20.364485] veth1: left allmulticast mode [ 20.364560] veth1: left promiscuous mode [ 20.364606] br1: port 3(veth1) entered disabled state [ 20.385271] vx20: left allmulticast mode [ 20.385375] vx20: left promiscuous mode [ 20.385455] br1: port 2(vx20) entered disabled state [ 20.438635] vx10: left allmulticast mode [ 20.438732] vx10: left promiscuous mode [ 20.438800] br1: port 1(vx10) entered disabled state