[ 2.353159] eth0: renamed from r1h1 [ 2.385164] eth1: renamed from r1h2 [ 4.923108] ------------[ cut here ]------------ [ 4.923194] refcount_t: underflow; use-after-free. [ 4.923258] WARNING: CPU: 0 PID: 66 at lib/refcount.c:28 refcount_warn_saturate+0xbc/0x110 [ 4.923352] Modules linked in: [ 4.923393] CPU: 0 UID: 0 PID: 66 Comm: kworker/u16:1 Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 4.923494] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 4.923563] Workqueue: netns cleanup_net [ 4.923611] RIP: 0010:refcount_warn_saturate+0xbc/0x110 [ 4.923663] Code: 9e e8 e8 54 ba ff 90 0f 0b 90 90 c3 80 3d 00 e6 2b 01 00 75 89 c6 05 f7 e5 2b 01 01 90 48 c7 c7 f8 48 f5 9e e8 c5 54 ba ff 90 <0f> 0b 90 90 c3 80 3d db e5 2b 01 00 0f 85 62 ff ff ff c6 05 ce e5 [ 4.923848] RSP: 0018:ffffa4354024fd50 EFLAGS: 00010286 [ 4.923901] RAX: 0000000000000000 RBX: ffffa4354024fd60 RCX: 00000000ffffdfff [ 4.923982] RDX: 0000000000000000 RSI: 00000000ffffffea RDI: 0000000000000001 [ 4.924064] RBP: ffffa4354024f858 R08: ffffffff9f75ba28 R09: 00000000ffffdfff [ 4.924149] R10: ffffffff9f67ba40 R11: ffffffff9f72ba40 R12: dead000000000122 [ 4.924229] R13: 00000000fffb7ed0 R14: 0000000000000001 R15: ffff947bc6852000 [ 4.924311] FS: 0000000000000000(0000) GS:ffff947c5ed91000(0000) knlGS:0000000000000000 [ 4.924398] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 4.924464] CR2: 00007ffefc597e68 CR3: 0000000004971005 CR4: 0000000000772ef0 [ 4.924544] PKRU: 55555554 [ 4.924570] Call Trace: [ 4.924599] [ 4.924624] netdev_run_todo+0x21a/0x550 [ 4.924667] ops_undo_list+0x1e3/0x1f0 [ 4.924713] cleanup_net+0x1b7/0x300 [ 4.924760] process_one_work+0x162/0x380 [ 4.924809] worker_thread+0x299/0x3c0 [ 4.924848] ? rescuer_thread+0x4c0/0x4c0 [ 4.924888] kthread+0x101/0x1f0 [ 4.924928] ? kthreads_online_cpu+0x110/0x110 [ 4.924980] ? kthreads_online_cpu+0x110/0x110 [ 4.925038] ret_from_fork+0x11c/0x140 [ 4.925083] ? kthreads_online_cpu+0x110/0x110 [ 4.925136] ret_from_fork_asm+0x11/0x20 [ 4.925185] [ 4.925210] ---[ end trace 0000000000000000 ]--- [ 5.401139] eth0: renamed from r1h1 [ 5.427166] eth1: renamed from r1h2 [ 7.568206] eth0: renamed from r1h1 [ 7.606213] eth1: renamed from r1h2 [ 10.660190] eth0: renamed from r1h1 [ 10.689174] eth1: renamed from r1h2 [ 13.753174] eth0: renamed from r1h1 [ 13.782190] eth1: renamed from r1h2 [ 17.885205] eth0: renamed from r1h1 [ 17.921254] eth1: renamed from r1h2 [ 22.197209] eth0: renamed from r1h1 [ 22.235170] eth0: renamed from r2h1 [ 22.271232] eth1: renamed from r1h2 [ 22.310256] eth1: renamed from r2h2 [ 22.370289] br0: port 1(eth0) entered blocking state [ 22.370363] br0: port 1(eth0) entered disabled state [ 22.370408] eth0: entered allmulticast mode [ 22.370492] eth0: entered promiscuous mode [ 22.370634] br0: port 1(eth0) entered blocking state [ 22.370678] br0: port 1(eth0) entered forwarding state [ 22.382147] br0: port 2(eth1) entered blocking state [ 22.382221] br0: port 2(eth1) entered disabled state [ 22.382273] eth1: entered allmulticast mode [ 22.382351] eth1: entered promiscuous mode [ 22.382472] br0: port 2(eth1) entered blocking state [ 22.382514] br0: port 2(eth1) entered forwarding state [ 22.463317] br0: port 1(eth0) entered blocking state [ 22.463392] br0: port 1(eth0) entered disabled state [ 22.463435] eth0: entered allmulticast mode [ 22.463503] eth0: entered promiscuous mode [ 22.474295] br0: port 2(eth1) entered blocking state [ 22.474363] br0: port 2(eth1) entered disabled state [ 22.474413] eth1: entered allmulticast mode [ 22.474481] eth1: entered promiscuous mode [ 22.474566] br0: port 2(eth1) entered blocking state [ 22.474605] br0: port 2(eth1) entered forwarding state [ 22.539100] br0: port 1(eth0) entered blocking state [ 22.539187] br0: port 1(eth0) entered forwarding state [ 24.955474] eth1: left allmulticast mode [ 24.955573] eth1: left promiscuous mode [ 24.955651] br0: port 2(eth1) entered disabled state [ 24.955919] eth0: left allmulticast mode [ 24.955987] eth0: left promiscuous mode [ 24.956063] br0: port 1(eth0) entered disabled state [ 25.020291] eth1: left allmulticast mode [ 25.020416] eth1: left promiscuous mode [ 25.020508] br0: port 2(eth1) entered disabled state [ 25.020902] eth0: left allmulticast mode [ 25.020977] eth0: left promiscuous mode [ 25.021080] br0: port 1(eth0) entered disabled state [ 25.681227] eth0: renamed from r1h1 [ 25.713190] eth0: renamed from r2h1 [ 25.747220] eth1: renamed from r1h2 [ 25.781203] eth1: renamed from r2h2 [ 25.833549] br0: port 1(eth0) entered blocking state [ 25.833624] br0: port 1(eth0) entered disabled state [ 25.833679] eth0: entered allmulticast mode [ 25.833755] eth0: entered promiscuous mode [ 25.833888] br0: port 1(eth0) entered blocking state [ 25.833945] br0: port 1(eth0) entered forwarding state [ 25.844757] br0: port 2(eth1) entered blocking state [ 25.844835] br0: port 2(eth1) entered disabled state [ 25.844890] eth1: entered allmulticast mode [ 25.844976] eth1: entered promiscuous mode [ 25.845081] br0: port 2(eth1) entered blocking state [ 25.845140] br0: port 2(eth1) entered forwarding state [ 25.924529] br0: port 1(eth0) entered blocking state [ 25.924602] br0: port 1(eth0) entered disabled state [ 25.924667] eth0: entered allmulticast mode [ 25.924749] eth0: entered promiscuous mode [ 25.935526] br0: port 2(eth1) entered blocking state [ 25.935606] br0: port 2(eth1) entered disabled state [ 25.935661] eth1: entered allmulticast mode [ 25.935745] eth1: entered promiscuous mode [ 25.935909] br0: port 2(eth1) entered blocking state [ 25.935970] br0: port 2(eth1) entered forwarding state [ 25.974076] br0: port 1(eth0) entered blocking state [ 25.974147] br0: port 1(eth0) entered forwarding state [ 28.410416] eth1: left allmulticast mode [ 28.410508] eth1: left promiscuous mode [ 28.410579] br0: port 2(eth1) entered disabled state [ 28.410860] eth0: left allmulticast mode [ 28.410925] eth0: left promiscuous mode [ 28.410994] br0: port 1(eth0) entered disabled state [ 28.468419] eth1: left allmulticast mode [ 28.468543] eth1: left promiscuous mode [ 28.468594] br0: port 2(eth1) entered disabled state [ 28.468799] eth0: left allmulticast mode [ 28.468831] eth0: left promiscuous mode [ 28.468862] br0: port 1(eth0) entered disabled state [ 28.985165] eth0: renamed from r1h1 [ 29.015215] eth1: renamed from r1h2 [ 32.226157] eth0: renamed from r1h1 [ 32.265204] eth1: renamed from r1h2 [ 35.393155] eth0: renamed from r1h1 [ 35.418143] eth1: renamed from r1h2 [ 38.560172] eth0: renamed from r1h1 [ 38.594165] eth1: renamed from r1h2 [ 42.664241] eth0: renamed from r1h1 [ 42.691234] eth1: renamed from r1h2 [ 47.020235] eth0: renamed from r1h1 [ 47.054182] eth0: renamed from r2h1 [ 47.085220] eth1: renamed from r1h2 [ 47.117275] eth1: renamed from r2h2 [ 47.175446] br0: port 1(eth0) entered blocking state [ 47.175552] br0: port 1(eth0) entered disabled state [ 47.175622] eth0: entered allmulticast mode [ 47.175721] eth0: entered promiscuous mode [ 47.175839] br0: port 1(eth0) entered blocking state [ 47.175902] br0: port 1(eth0) entered forwarding state [ 47.188755] br0: port 2(eth1) entered blocking state [ 47.188844] br0: port 2(eth1) entered disabled state [ 47.188908] eth1: entered allmulticast mode [ 47.189007] eth1: entered promiscuous mode [ 47.189193] br0: port 2(eth1) entered blocking state [ 47.189257] br0: port 2(eth1) entered forwarding state [ 47.274508] br0: port 1(eth0) entered blocking state [ 47.274586] br0: port 1(eth0) entered disabled state [ 47.274643] eth0: entered allmulticast mode [ 47.274734] eth0: entered promiscuous mode [ 47.286463] br0: port 2(eth1) entered blocking state [ 47.286550] br0: port 2(eth1) entered disabled state [ 47.286618] eth1: entered allmulticast mode [ 47.286703] eth1: entered promiscuous mode [ 47.286833] br0: port 2(eth1) entered blocking state [ 47.286897] br0: port 2(eth1) entered forwarding state [ 48.299104] br0: port 1(eth0) entered blocking state [ 48.299248] br0: port 1(eth0) entered forwarding state [ 49.779536] eth1: left allmulticast mode [ 49.779604] eth1: left promiscuous mode [ 49.779658] br0: port 2(eth1) entered disabled state [ 49.779831] eth0: left allmulticast mode [ 49.779867] eth0: left promiscuous mode [ 49.779900] br0: port 1(eth0) entered disabled state [ 49.827126] eth1: left allmulticast mode [ 49.827194] eth1: left promiscuous mode [ 49.827251] br0: port 2(eth1) entered disabled state [ 49.827392] eth0: left allmulticast mode [ 49.827425] eth0: left promiscuous mode [ 49.827467] br0: port 1(eth0) entered disabled state [ 50.477174] eth0: renamed from r1h1 [ 50.509210] eth0: renamed from r2h1 [ 50.545227] eth1: renamed from r1h2 [ 50.576244] eth1: renamed from r2h2 [ 50.631240] br0: port 1(eth0) entered blocking state [ 50.631306] br0: port 1(eth0) entered disabled state [ 50.631356] eth0: entered allmulticast mode [ 50.631426] eth0: entered promiscuous mode [ 50.631542] br0: port 1(eth0) entered blocking state [ 50.631593] br0: port 1(eth0) entered forwarding state [ 50.642967] br0: port 2(eth1) entered blocking state [ 50.643102] br0: port 2(eth1) entered disabled state [ 50.643183] eth1: entered allmulticast mode [ 50.643301] eth1: entered promiscuous mode [ 50.643450] br0: port 2(eth1) entered blocking state [ 50.643513] br0: port 2(eth1) entered forwarding state [ 50.720727] br0: port 1(eth0) entered blocking state [ 50.720796] br0: port 1(eth0) entered disabled state [ 50.720853] eth0: entered allmulticast mode [ 50.720932] eth0: entered promiscuous mode [ 50.732241] br0: port 2(eth1) entered blocking state [ 50.732349] br0: port 2(eth1) entered disabled state [ 50.732428] eth1: entered allmulticast mode [ 50.732539] eth1: entered promiscuous mode [ 50.732714] br0: port 2(eth1) entered blocking state [ 50.732801] br0: port 2(eth1) entered forwarding state [ 50.795096] br0: port 1(eth0) entered blocking state [ 50.795209] br0: port 1(eth0) entered forwarding state [ 53.243277] eth1: left allmulticast mode [ 53.243363] eth1: left promiscuous mode [ 53.243428] br0: port 2(eth1) entered disabled state [ 53.243677] eth0: left allmulticast mode [ 53.243758] eth0: left promiscuous mode [ 53.243809] br0: port 1(eth0) entered disabled state [ 53.296116] eth1: left allmulticast mode [ 53.296205] eth1: left promiscuous mode [ 53.296269] br0: port 2(eth1) entered disabled state [ 53.296483] eth0: left allmulticast mode [ 53.296563] eth0: left promiscuous mode [ 53.296609] br0: port 1(eth0) entered disabled state