[ 2.012566] ip (241) used greatest stack depth: 12328 bytes left [ 2.043299] eth0: renamed from lag1 [ 2.068403] eth0: renamed from lag1-end [ 2.109280] eth1: renamed from lag1 [ 2.132336] eth1: renamed from lag1-end [ 2.158133] ip (251) used greatest stack depth: 12312 bytes left [ 2.182873] br0: port 1(eth0) entered blocking state [ 2.182980] br0: port 1(eth0) entered disabled state [ 2.183048] eth0: entered allmulticast mode [ 2.183165] eth0: entered promiscuous mode [ 2.208708] br0: port 2(eth1) entered blocking state [ 2.208809] br0: port 2(eth1) entered disabled state [ 2.208872] eth1: entered allmulticast mode [ 2.208981] eth1: entered promiscuous mode [ 2.326194] bond0: (slave eth0): making interface the new active one [ 2.326297] bond0: (slave eth0): Enslaving as an active interface with an up link [ 2.326434] br0: port 1(eth0) entered blocking state [ 2.326498] br0: port 1(eth0) entered forwarding state [ 2.350164] bond0: (slave eth1): Enslaving as a backup interface with an up link [ 2.350298] br0: port 2(eth1) entered blocking state [ 2.350377] br0: port 2(eth1) entered forwarding state [ 3.457178] br0: port 1(eth0) entered disabled state [ 3.512142] bond0: (slave eth0): link status definitely down, disabling slave [ 3.512286] bond0: (slave eth1): making interface the new active one [ 5.495893] br0: port 1(eth0) entered blocking state [ 5.496016] br0: port 1(eth0) entered forwarding state [ 5.518339] br0: port 2(eth1) entered disabled state [ 5.592160] bond0: (slave eth0): link status definitely up, 10000 Mbps full duplex [ 5.592303] bond0: (slave eth1): link status definitely down, disabling slave [ 5.592381] bond0: (slave eth0): making interface the new active one [ 6.699774] bond0 (unregistering): (slave eth0): Releasing backup interface [ 6.706210] bond0 (unregistering): (slave eth1): Releasing backup interface [ 6.714196] bond0 (unregistering): Released all slaves [ 6.714632] br0: port 1(eth0) entered disabled state [ 6.723223] ------------[ cut here ]------------ [ 6.723358] refcount_t: underflow; use-after-free. [ 6.723436] WARNING: CPU: 0 PID: 273 at lib/refcount.c:28 refcount_warn_saturate+0xbc/0x110 [ 6.723542] Modules linked in: [ 6.723598] CPU: 0 UID: 0 PID: 273 Comm: ip Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 6.723701] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 6.723769] RIP: 0010:refcount_warn_saturate+0xbc/0x110 [ 6.723840] Code: 94 e8 88 98 ba ff 90 0f 0b 90 90 c3 80 3d 69 b4 eb 00 00 75 89 c6 05 60 b4 eb 00 01 90 48 c7 c7 98 6e 94 94 e8 65 98 ba ff 90 <0f> 0b 90 90 c3 80 3d 44 b4 eb 00 00 0f 85 62 ff ff ff c6 05 37 b4 [ 6.724043] RSP: 0018:ffffab89803cb730 EFLAGS: 00010282 [ 6.724108] RAX: 0000000000000000 RBX: ffffab89803cb740 RCX: 00000000ffffdfff [ 6.724196] RDX: 0000000000000000 RSI: 00000000ffffffea RDI: 0000000000000001 [ 6.724274] RBP: ffffab89803cb258 R08: ffffffff94d56a28 R09: 00000000ffffdfff [ 6.724362] R10: ffffffff94c76a40 R11: ffffffff94d26a40 R12: dead000000000122 [ 6.724443] R13: 00000000fffb85db R14: 0000000000000001 R15: ffff9bfc84dbd000 [ 6.724540] FS: 00007f982b656800(0000) GS:ffff9bfd297b7000(0000) knlGS:0000000000000000 [ 6.724633] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 6.724708] CR2: 00000000004e5840 CR3: 0000000003014005 CR4: 0000000000772ef0 [ 6.724793] PKRU: 55555554 [ 6.724824] Call Trace: [ 6.724858] [ 6.724893] netdev_run_todo+0x21a/0x550 [ 6.724956] rtnl_dellink+0x15b/0x350 [ 6.725010] ? virtio_fs_enqueue_req+0x352/0x570 [ 6.725074] ? netdev_run_todo+0x63/0x550 [ 6.725130] ? rtnl_bridge_getlink+0x1a0/0x1a0 [ 6.725186] rtnetlink_rcv_msg+0x358/0x400 [ 6.725232] ? get_page_from_freelist+0x15b4/0x1770 [ 6.725295] ? rtnl_calcit.isra.0+0x110/0x110 [ 6.725356] netlink_rcv_skb+0x57/0x100 [ 6.725411] netlink_unicast+0x252/0x380 [ 6.725451] ? __alloc_skb+0xdb/0x190 [ 6.725501] netlink_sendmsg+0x1be/0x3e0 [ 6.725549] ____sys_sendmsg+0x132/0x260 [ 6.725596] ? copy_msghdr_from_user+0x6c/0xa0 [ 6.725655] ___sys_sendmsg+0x87/0xd0 [ 6.725724] ? do_wp_page+0x369/0xe90 [ 6.725772] ? ___pte_offset_map+0x1b/0xd0 [ 6.725824] ? __handle_mm_fault+0x4e6/0xe50 [ 6.725884] ? fsnotify_grab_connector+0x48/0x80 [ 6.725947] ? fsnotify_destroy_marks+0x29/0x150 [ 6.726002] __sys_sendmsg+0x71/0xd0 [ 6.726059] do_syscall_64+0xa4/0xfd0 [ 6.726113] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 6.726177] RIP: 0033:0x7f982b8241d7 [ 6.726234] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10 [ 6.726424] RSP: 002b:00007fff2b8a6a68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 6.726503] RAX: ffffffffffffffda RBX: 00007fff2b8a7190 RCX: 00007f982b8241d7 [ 6.726584] RDX: 0000000000000000 RSI: 00007fff2b8a6ad0 RDI: 0000000000000005 [ 6.726665] RBP: 0000000000000001 R08: 0000000000000003 R09: 0000000000000078 [ 6.726744] R10: 00007f982b720f60 R11: 0000000000000246 R12: 0000000000000001 [ 6.726825] R13: 00000000690de497 R14: 0000000000499600 R15: 0000000000000000 [ 6.726909] [ 6.726943] ---[ end trace 0000000000000000 ]--- [ 6.727764] ip (273) used greatest stack depth: 11744 bytes left [ 6.878735] bond0: (slave eth0): Enslaving as a backup interface with an up link [ 6.878879] br0: port 1(eth0) entered blocking state [ 6.878947] br0: port 1(eth0) entered forwarding state [ 6.901701] bond0: (slave eth1): Enslaving as a backup interface with an up link [ 6.901941] br0: port 2(eth1) entered blocking state [ 6.902002] br0: port 2(eth1) entered forwarding state [ 6.926125] bond0: (slave eth0): link status definitely up, 10000 Mbps full duplex [ 6.926231] bond0: (slave eth0): making interface the new active one [ 6.926312] bond0: active interface up! [ 7.032148] bond0: (slave eth1): link status definitely up, 10000 Mbps full duplex [ 8.068362] br0: port 1(eth0) entered disabled state [ 8.072134] bond0: (slave eth0): link status definitely down, disabling slave [ 8.072221] bond0: (slave eth1): making interface the new active one [ 10.101881] br0: port 1(eth0) entered blocking state [ 10.101954] br0: port 1(eth0) entered forwarding state [ 10.126044] br0: port 2(eth1) entered disabled state [ 10.152104] bond0: (slave eth0): link status up, enabling it in 200 ms [ 10.152223] bond0: (slave eth0): invalid new link 3 on slave [ 10.152338] bond0: (slave eth1): link status definitely down, disabling slave [ 10.152433] bond0: (slave eth0): making interface the new active one 100 ms earlier [ 11.209143] bond0 (unregistering): (slave eth0): Releasing backup interface [ 11.216209] bond0 (unregistering): (slave eth1): Releasing backup interface [ 11.220161] bond0 (unregistering): Released all slaves [ 11.220444] br0: port 1(eth0) entered disabled state [ 11.373327] bond0: (slave eth0): Enslaving as a backup interface with an up link [ 11.373495] br0: port 1(eth0) entered blocking state [ 11.373564] br0: port 1(eth0) entered forwarding state [ 11.398071] bond0: (slave eth1): Enslaving as a backup interface with an up link [ 11.398258] br0: port 2(eth1) entered blocking state [ 11.398334] br0: port 2(eth1) entered forwarding state [ 11.424120] bond0: (slave eth0): link status definitely up, 10000 Mbps full duplex [ 11.424235] bond0: (slave eth0): making interface the new active one [ 11.424328] bond0: active interface up! [ 11.841146] bond0: (slave eth1): link status definitely up, 10000 Mbps full duplex [ 12.546065] br0: port 1(eth0) entered disabled state [ 12.569161] bond0: (slave eth0): link status definitely down, disabling slave [ 12.569331] bond0: (slave eth1): making interface the new active one [ 14.579583] br0: port 1(eth0) entered blocking state [ 14.579671] br0: port 1(eth0) entered forwarding state [ 14.602564] br0: port 2(eth1) entered disabled state [ 14.648122] bond0: (slave eth0): link status up, enabling it in 500 ms [ 14.648298] bond0: (slave eth0): invalid new link 3 on slave [ 14.648420] bond0: (slave eth1): link status definitely down, disabling slave [ 14.648514] bond0: (slave eth0): making interface the new active one 100 ms earlier [ 15.784214] bond0 (unregistering): (slave eth0): Releasing backup interface [ 15.789205] bond0 (unregistering): (slave eth1): Releasing backup interface [ 15.797196] bond0 (unregistering): Released all slaves [ 15.797584] br0: port 1(eth0) entered disabled state [ 15.941979] bond0: (slave eth0): Enslaving as a backup interface with an up link [ 15.942119] br0: port 1(eth0) entered blocking state [ 15.942168] br0: port 1(eth0) entered forwarding state [ 15.966502] bond0: (slave eth1): Enslaving as a backup interface with an up link [ 15.966719] br0: port 2(eth1) entered blocking state [ 15.966851] br0: port 2(eth1) entered forwarding state [ 15.994131] bond0: (slave eth0): link status definitely up, 10000 Mbps full duplex [ 15.994282] bond0: (slave eth0): making interface the new active one [ 15.994428] bond0: active interface up! [ 16.928156] bond0: (slave eth1): link status definitely up, 10000 Mbps full duplex [ 17.091206] br0: port 1(eth0) entered disabled state [ 17.136148] bond0: (slave eth0): link status definitely down, disabling slave [ 17.136364] bond0: (slave eth1): making interface the new active one [ 19.125075] br0: port 1(eth0) entered blocking state [ 19.125150] br0: port 1(eth0) entered forwarding state [ 19.149528] br0: port 2(eth1) entered disabled state [ 19.217114] bond0: (slave eth0): link status up, enabling it in 1000 ms [ 19.217331] bond0: (slave eth0): invalid new link 3 on slave [ 19.217469] bond0: (slave eth1): link status definitely down, disabling slave [ 19.217581] bond0: (slave eth0): making interface the new active one 100 ms earlier [ 20.330222] bond0 (unregistering): (slave eth0): Releasing backup interface [ 20.336252] bond0 (unregistering): (slave eth1): Releasing backup interface [ 20.351239] bond0 (unregistering): Released all slaves [ 20.351635] br0: port 1(eth0) entered disabled state [ 20.489700] bond0: (slave eth0): Enslaving as a backup interface with an up link [ 20.489845] br0: port 1(eth0) entered blocking state [ 20.489966] br0: port 1(eth0) entered forwarding state [ 20.511239] bond0: (slave eth1): Enslaving as a backup interface with an up link [ 20.511392] br0: port 2(eth1) entered blocking state [ 20.511464] br0: port 2(eth1) entered forwarding state [ 20.531962] bond0: (slave eth0): link status definitely up, 10000 Mbps full duplex [ 20.532098] bond0: (slave eth0): making interface the new active one [ 20.532194] bond0: active interface up! [ 21.634559] br0: port 1(eth0) entered disabled state [ 21.680156] bond0: (slave eth0): link status definitely down, disabling slave [ 21.680341] bond0: (slave eth1): making interface the new active one 1200 ms earlier [ 23.668498] br0: port 1(eth0) entered blocking state [ 23.668573] br0: port 1(eth0) entered forwarding state [ 23.694500] br0: port 2(eth1) entered disabled state [ 23.760119] bond0: (slave eth0): link status up, enabling it in 2000 ms [ 23.760264] bond0: (slave eth0): invalid new link 3 on slave [ 23.760360] bond0: (slave eth1): link status definitely down, disabling slave [ 23.760423] bond0: (slave eth0): making interface the new active one 100 ms earlier [ 24.878458] bond0 (unregistering): (slave eth0): Releasing backup interface [ 24.885262] bond0 (unregistering): (slave eth1): Releasing backup interface [ 24.893262] bond0 (unregistering): Released all slaves [ 24.893602] br0: port 1(eth0) entered disabled state [ 25.038868] bond0: (slave eth0): Enslaving as a backup interface with an up link [ 25.039009] br0: port 1(eth0) entered blocking state [ 25.039068] br0: port 1(eth0) entered forwarding state [ 25.064174] bond0: (slave eth1): Enslaving as a backup interface with an up link [ 25.064368] br0: port 2(eth1) entered blocking state [ 25.064416] br0: port 2(eth1) entered forwarding state [ 25.087969] bond0: (slave eth0): link status definitely up, 10000 Mbps full duplex [ 25.088076] bond0: (slave eth0): making interface the new active one [ 25.088172] bond0: active interface up! [ 26.177690] br0: port 1(eth0) entered disabled state [ 26.232167] bond0: (slave eth0): link status definitely down, disabling slave [ 26.232325] bond0: (slave eth1): making interface the new active one 1200 ms earlier [ 28.209461] br0: port 1(eth0) entered blocking state [ 28.209574] br0: port 1(eth0) entered forwarding state [ 28.237293] br0: port 2(eth1) entered disabled state [ 28.313111] bond0: (slave eth0): link status up, enabling it in 5000 ms [ 28.313272] bond0: (slave eth0): invalid new link 3 on slave [ 28.313377] bond0: (slave eth1): link status definitely down, disabling slave [ 28.313447] bond0: (slave eth0): making interface the new active one 100 ms earlier [ 29.421173] bond0 (unregistering): (slave eth0): Releasing backup interface [ 29.427252] bond0 (unregistering): (slave eth1): Releasing backup interface [ 29.431196] bond0 (unregistering): Released all slaves [ 29.431576] br0: port 1(eth0) entered disabled state [ 29.585191] bond0: (slave eth0): Enslaving as a backup interface with an up link [ 29.585377] br0: port 1(eth0) entered blocking state [ 29.585457] br0: port 1(eth0) entered forwarding state [ 29.609323] bond0: (slave eth1): Enslaving as a backup interface with an up link [ 29.609519] br0: port 2(eth1) entered blocking state [ 29.609584] br0: port 2(eth1) entered forwarding state [ 29.634127] bond0: (slave eth0): link status definitely up, 10000 Mbps full duplex [ 29.634292] bond0: (slave eth0): making interface the new active one [ 29.634361] bond0: active interface up! [ 30.721322] br0: port 1(eth0) entered disabled state [ 30.777190] bond0: (slave eth0): link status definitely down, disabling slave [ 30.777401] bond0: (slave eth1): making interface the new active one 1300 ms earlier [ 32.754601] br0: port 1(eth0) entered blocking state [ 32.754746] br0: port 1(eth0) entered forwarding state [ 32.776324] br0: port 2(eth1) entered disabled state [ 32.857122] bond0: (slave eth0): link status up, enabling it in 10000 ms [ 32.857310] bond0: (slave eth0): invalid new link 3 on slave [ 32.857433] bond0: (slave eth1): link status definitely down, disabling slave [ 32.857563] bond0: (slave eth0): making interface the new active one 100 ms earlier [ 33.961008] bond0 (unregistering): (slave eth0): Releasing backup interface [ 33.967233] bond0 (unregistering): (slave eth1): Releasing backup interface [ 33.975211] bond0 (unregistering): Released all slaves [ 33.975562] br0: port 1(eth0) entered disabled state [ 34.038412] eth1: left allmulticast mode [ 34.038536] eth1: left promiscuous mode [ 34.038655] br0: port 2(eth1) entered disabled state [ 34.038816] eth0: left allmulticast mode [ 34.038887] eth0: left promiscuous mode [ 34.038962] br0: port 1(eth0) entered disabled state