[ 1.821992] ip (248) used greatest stack depth: 12408 bytes left [ 1.898157] ip (262) used greatest stack depth: 12344 bytes left [ 2.120951] 8021q: 802.1Q VLAN Support v1.8 [ 2.524606] br1: port 1(vx10) entered blocking state [ 2.524667] br1: port 1(vx10) entered disabled state [ 2.524719] vx10: entered allmulticast mode [ 2.524795] vx10: entered promiscuous mode [ 2.524837] br1: port 1(vx10) entered blocking state [ 2.524876] br1: port 1(vx10) entered forwarding state [ 2.560324] br1: port 2(vx20) entered blocking state [ 2.560403] br1: port 2(vx20) entered disabled state [ 2.560474] vx20: entered allmulticast mode [ 2.560563] vx20: entered promiscuous mode [ 2.560613] br1: port 2(vx20) entered blocking state [ 2.560661] br1: port 2(vx20) entered forwarding state [ 2.576929] br1: port 3(veth1) entered blocking state [ 2.576991] br1: port 3(veth1) entered disabled state [ 2.577042] veth1: entered allmulticast mode [ 2.577134] veth1: entered promiscuous mode [ 2.585855] br1: port 3(veth1) entered blocking state [ 2.585942] br1: port 3(veth1) entered forwarding state [ 2.622382] br1: port 4(veth2) entered blocking state [ 2.622475] br1: port 4(veth2) entered disabled state [ 2.622568] veth2: entered allmulticast mode [ 2.622654] veth2: entered promiscuous mode [ 2.631064] br1: port 4(veth2) entered blocking state [ 2.631128] br1: port 4(veth2) entered forwarding state [ 2.688620] ip (359) used greatest stack depth: 12168 bytes left [ 2.986448] br2: port 1(w1) entered blocking state [ 2.986521] br2: port 1(w1) entered disabled state [ 2.986590] w1: entered allmulticast mode [ 2.986671] w1: entered promiscuous mode [ 3.056703] br2: port 2(vx10) entered blocking state [ 3.056763] br2: port 2(vx10) entered disabled state [ 3.056806] vx10: entered allmulticast mode [ 3.056876] vx10: entered promiscuous mode [ 3.056928] br2: port 2(vx10) entered blocking state [ 3.056989] br2: port 2(vx10) entered forwarding state [ 3.124865] br2: port 3(vx20) entered blocking state [ 3.124959] br2: port 3(vx20) entered disabled state [ 3.125044] vx20: entered allmulticast mode [ 3.125118] vx20: entered promiscuous mode [ 3.125165] br2: port 3(vx20) entered blocking state [ 3.125211] br2: port 3(vx20) entered forwarding state [ 3.195442] br2: port 1(w1) entered blocking state [ 3.195540] br2: port 1(w1) entered forwarding state [ 3.452497] br2: port 1(w1) entered blocking state [ 3.452566] br2: port 1(w1) entered disabled state [ 3.452614] w1: entered allmulticast mode [ 3.452674] w1: entered promiscuous mode [ 3.518145] br2: port 2(vx10) entered blocking state [ 3.518204] br2: port 2(vx10) entered disabled state [ 3.518277] vx10: entered allmulticast mode [ 3.518341] vx10: entered promiscuous mode [ 3.518384] br2: port 2(vx10) entered blocking state [ 3.518421] br2: port 2(vx10) entered forwarding state [ 3.579595] br2: port 3(vx20) entered blocking state [ 3.579649] br2: port 3(vx20) entered disabled state [ 3.579692] vx20: entered allmulticast mode [ 3.579755] vx20: entered promiscuous mode [ 3.579792] br2: port 3(vx20) entered blocking state [ 3.579829] br2: port 3(vx20) entered forwarding state [ 3.651092] br2: port 1(w1) entered blocking state [ 3.651162] br2: port 1(w1) entered forwarding state [ 10.971849] GACT probability NOT on [ 10.972748] tc (556) used greatest stack depth: 11840 bytes left [ 104.356450] veth3: entered promiscuous mode [ 116.114827] veth3: left promiscuous mode [ 116.176452] veth3: entered promiscuous mode [ 127.811120] veth3: left promiscuous mode [ 127.916963] vx20: left allmulticast mode [ 127.917023] vx20: left promiscuous mode [ 127.917068] br1: port 2(vx20) entered disabled state [ 127.926718] vx10: left allmulticast mode [ 127.926803] vx10: left promiscuous mode [ 127.926864] br1: port 1(vx10) entered disabled state [ 132.973006] br1: port 1(vx10) entered blocking state [ 132.973098] br1: port 1(vx10) entered disabled state [ 132.973176] vx10: entered allmulticast mode [ 132.973265] vx10: entered promiscuous mode [ 132.973327] br1: port 1(vx10) entered blocking state [ 132.973390] br1: port 1(vx10) entered forwarding state [ 132.996203] br1: port 2(vx20) entered blocking state [ 132.996291] br1: port 2(vx20) entered disabled state [ 132.996370] vx20: entered allmulticast mode [ 132.996460] vx20: entered promiscuous mode [ 132.996529] br1: port 2(vx20) entered blocking state [ 132.996593] br1: port 2(vx20) entered forwarding state [ 233.894109] veth3: entered promiscuous mode [ 245.723379] veth3: left promiscuous mode [ 245.781918] veth3: entered promiscuous mode [ 257.294627] veth3: left promiscuous mode [ 400.478482] vx20: left allmulticast mode [ 400.478548] vx20: left promiscuous mode [ 400.478609] br2: port 3(vx20) entered disabled state [ 400.478937] vx10: left allmulticast mode [ 400.478984] vx10: left promiscuous mode [ 400.479028] br2: port 2(vx10) entered disabled state [ 400.479145] w1: left allmulticast mode [ 400.479188] w1: left promiscuous mode [ 400.479231] br2: port 1(w1) entered disabled state [ 400.512575] ------------[ cut here ]------------ [ 400.512726] refcount_t: underflow; use-after-free. [ 400.512789] WARNING: CPU: 3 PID: 12 at lib/refcount.c:28 refcount_warn_saturate+0xbc/0x110 [ 400.512876] Modules linked in: act_gact cls_flower vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth [ 400.513010] CPU: 3 UID: 0 PID: 12 Comm: kworker/u16:0 Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 400.513092] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 400.513156] Workqueue: netns cleanup_net [ 400.513204] RIP: 0010:refcount_warn_saturate+0xbc/0x110 [ 400.513260] Code: 9d 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 31 9d 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 [ 400.513438] RSP: 0018:ffffb72340067d50 EFLAGS: 00010286 [ 400.513494] RAX: 0000000000000000 RBX: ffffb72340067d60 RCX: 00000000ffffdfff [ 400.513584] RDX: 0000000000000000 RSI: 00000000ffffffea RDI: 0000000000000001 [ 400.513667] RBP: ffffb72340067868 R08: ffffffff9d756a28 R09: 00000000ffffdfff [ 400.513739] R10: ffffffff9d676a40 R11: ffffffff9d726a40 R12: dead000000000122 [ 400.513815] R13: 0000000100018824 R14: 0000000000000001 R15: ffff8959495e4000 [ 400.513892] FS: 0000000000000000(0000) GS:ffff8959e0f59000(0000) knlGS:0000000000000000 [ 400.513974] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 400.514042] CR2: 00007f2d892e2380 CR3: 0000000003229002 CR4: 0000000000772ef0 [ 400.514119] PKRU: 55555554 [ 400.514142] Call Trace: [ 400.514170] [ 400.514200] netdev_run_todo+0x21a/0x550 [ 400.514251] ops_undo_list+0x1e3/0x1f0 [ 400.514294] cleanup_net+0x1b7/0x2b0 [ 400.514340] process_one_work+0x162/0x380 [ 400.514390] worker_thread+0x299/0x3c0 [ 400.514424] ? rescuer_thread+0x4c0/0x4c0 [ 400.514461] kthread+0x101/0x1f0 [ 400.514500] ? kthreads_online_cpu+0x110/0x110 [ 400.514555] ? kthreads_online_cpu+0x110/0x110 [ 400.514608] ret_from_fork+0x11c/0x140 [ 400.514654] ? kthreads_online_cpu+0x110/0x110 [ 400.514702] ret_from_fork_asm+0x11/0x20 [ 400.514748] [ 400.514772] ---[ end trace 0000000000000000 ]--- [ 400.571605] vx20: left allmulticast mode [ 400.571683] vx20: left promiscuous mode [ 400.571751] br2: port 3(vx20) entered disabled state [ 400.571956] vx10: left allmulticast mode [ 400.572002] vx10: left promiscuous mode [ 400.572049] br2: port 2(vx10) entered disabled state [ 400.572315] w1: left allmulticast mode [ 400.572364] w1: left promiscuous mode [ 400.572410] br2: port 1(w1) entered disabled state [ 400.871401] br1: port 4(veth2) entered disabled state [ 400.882428] veth2: left allmulticast mode [ 400.882483] veth2: left promiscuous mode [ 400.882525] br1: port 4(veth2) entered disabled state [ 400.933603] br1: port 3(veth1) entered disabled state [ 400.944585] veth1: left allmulticast mode [ 400.944648] veth1: left promiscuous mode [ 400.944691] br1: port 3(veth1) entered disabled state [ 400.965796] vx20: left allmulticast mode [ 400.965860] vx20: left promiscuous mode [ 400.965904] br1: port 2(vx20) entered disabled state [ 401.025736] vx10: left allmulticast mode [ 401.025809] vx10: left promiscuous mode [ 401.025846] br1: port 1(vx10) entered disabled state