[ 10.463016][ T243] eth0: renamed from lag1 [ 10.574333][ T248] eth0: renamed from lag1-end [ 10.721207][ T249] ip (249) used greatest stack depth: 23632 bytes left [ 10.839561][ T256] eth1: renamed from lag1 [ 10.948084][ T259] eth1: renamed from lag1-end [ 11.332912][ T261] br0: port 1(eth0) entered blocking state [ 11.333336][ T261] br0: port 1(eth0) entered disabled state [ 11.333591][ T261] eth0: entered allmulticast mode [ 11.334850][ T261] eth0: entered promiscuous mode [ 11.500237][ T262] br0: port 2(eth1) entered blocking state [ 11.500552][ T262] br0: port 2(eth1) entered disabled state [ 11.500819][ T262] eth1: entered allmulticast mode [ 11.502003][ T262] eth1: entered promiscuous mode [ 12.309749][ T268] bond0: (slave eth0): Enslaving as an active interface with an up link [ 12.322366][ T68] br0: port 1(eth0) entered blocking state [ 12.322901][ T68] br0: port 1(eth0) entered forwarding state [ 12.459052][ T269] bond0: (slave eth1): Enslaving as an active interface with an up link [ 12.460394][ T68] br0: port 2(eth1) entered blocking state [ 12.460624][ T68] br0: port 2(eth1) entered forwarding state [ 14.197496][ T275] br0: port 1(eth0) entered disabled state [ 14.294956][ T270] bond0: (slave eth0): link status definitely down, disabling slave [ 16.420910][ T39] br0: port 1(eth0) entered blocking state [ 16.421210][ T39] br0: port 1(eth0) entered forwarding state [ 16.487499][ T270] bond0: (slave eth0): link status definitely up, 10000 Mbps full duplex [ 16.574029][ T279] br0: port 2(eth1) entered disabled state [ 16.590438][ T270] bond0: (slave eth1): link status definitely down, disabling slave [ 18.189007][ T283] bond0 (unregistering): (slave eth0): Releasing backup interface [ 18.207001][ T283] bond0 (unregistering): (slave eth1): Releasing backup interface [ 18.231110][ T283] bond0 (unregistering): Released all slaves [ 18.245757][ T39] br0: port 1(eth0) entered disabled state [ 19.221028][ T291] bond0: (slave eth0): Enslaving as an active interface with an up link [ 19.221654][ T68] br0: port 1(eth0) entered blocking state [ 19.221912][ T68] br0: port 1(eth0) entered forwarding state [ 19.420533][ T292] bond0: (slave eth1): Enslaving as an active interface with an up link [ 19.421626][ T37] br0: port 2(eth1) entered blocking state [ 19.421864][ T37] br0: port 2(eth1) entered forwarding state [ 19.573775][ T270] bond0: (slave eth0): link status definitely up, 10000 Mbps full duplex [ 19.574480][ T270] bond0: active interface up! [ 19.678545][ T270] bond0: (slave eth1): link status definitely up, 10000 Mbps full duplex [ 21.084103][ T297] br0: port 1(eth0) entered disabled state [ 21.134446][ T270] bond0: (slave eth0): link status definitely down, disabling slave [ 23.281896][ T39] br0: port 1(eth0) entered blocking state [ 23.282161][ T39] br0: port 1(eth0) entered forwarding state [ 23.319374][ T270] bond0: (slave eth0): link status up, enabling it in 200 ms [ 23.319883][ T270] bond0: (slave eth0): invalid new link 3 on slave [ 23.444055][ T300] br0: port 2(eth1) entered disabled state [ 23.527418][ T270] bond0: (slave eth0): link status definitely up, 10000 Mbps full duplex [ 23.528145][ T270] bond0: (slave eth1): link status definitely down, disabling slave [ 25.145876][ T304] bond0 (unregistering): (slave eth0): Releasing backup interface [ 25.160568][ T304] bond0 (unregistering): (slave eth1): Releasing backup interface [ 25.184168][ T304] bond0 (unregistering): Released all slaves [ 25.192606][ T68] br0: port 1(eth0) entered disabled state [ 26.162599][ T311] bond0: (slave eth0): Enslaving as an active interface with an up link [ 26.163224][ T68] br0: port 1(eth0) entered blocking state [ 26.163481][ T68] br0: port 1(eth0) entered forwarding state [ 26.317905][ T312] bond0: (slave eth1): Enslaving as an active interface with an up link [ 26.319144][ T68] br0: port 2(eth1) entered blocking state [ 26.319448][ T68] br0: port 2(eth1) entered forwarding state [ 26.462697][ T270] bond0: (slave eth0): link status definitely up, 10000 Mbps full duplex [ 26.463359][ T270] bond0: active interface up! [ 26.878718][ T270] bond0: (slave eth1): link status definitely up, 10000 Mbps full duplex [ 27.950558][ T317] br0: port 1(eth0) entered disabled state [ 28.022515][ T270] bond0: (slave eth0): link status definitely down, disabling slave [ 30.143785][ T37] br0: port 1(eth0) entered blocking state [ 30.144032][ T37] br0: port 1(eth0) entered forwarding state [ 30.207246][ T270] bond0: (slave eth0): link status up, enabling it in 500 ms [ 30.207608][ T270] bond0: (slave eth0): invalid new link 3 on slave [ 30.287909][ T320] br0: port 2(eth1) entered disabled state [ 30.310420][ T270] bond0: (slave eth0): link status definitely up, 10000 Mbps full duplex [ 30.310855][ T270] bond0: (slave eth1): link status definitely down, disabling slave [ 31.851384][ T324] bond0 (unregistering): (slave eth0): Releasing backup interface [ 31.871069][ T324] bond0 (unregistering): (slave eth1): Releasing backup interface [ 31.894952][ T324] bond0 (unregistering): Released all slaves [ 31.908686][ T39] br0: port 1(eth0) entered disabled state [ 32.791874][ T331] bond0: (slave eth0): Enslaving as an active interface with an up link [ 32.792461][ T68] br0: port 1(eth0) entered blocking state [ 32.792698][ T68] br0: port 1(eth0) entered forwarding state [ 32.936675][ T332] bond0: (slave eth1): Enslaving as an active interface with an up link [ 32.937745][ T37] br0: port 2(eth1) entered blocking state [ 32.937954][ T37] br0: port 2(eth1) entered forwarding state [ 33.081675][ T11] bond0: (slave eth0): link status definitely up, 10000 Mbps full duplex [ 33.082283][ T11] bond0: active interface up! [ 34.022601][ T11] bond0: (slave eth1): link status definitely up, 10000 Mbps full duplex [ 34.568322][ T337] br0: port 1(eth0) entered disabled state [ 34.652926][ T11] bond0: (slave eth0): link status definitely down, disabling slave [ 36.764837][ T39] br0: port 1(eth0) entered blocking state [ 36.765164][ T39] br0: port 1(eth0) entered forwarding state [ 36.838234][ T11] bond0: (slave eth0): link status up, enabling it in 1000 ms [ 36.838573][ T11] bond0: (slave eth0): invalid new link 3 on slave [ 36.911450][ T340] br0: port 2(eth1) entered disabled state [ 36.942452][ T11] bond0: (slave eth0): link status definitely up, 10000 Mbps full duplex [ 36.942962][ T11] bond0: (slave eth1): link status definitely down, disabling slave [ 38.588265][ T344] bond0 (unregistering): (slave eth0): Releasing backup interface [ 38.605987][ T344] bond0 (unregistering): (slave eth1): Releasing backup interface [ 38.630202][ T344] bond0 (unregistering): Released all slaves [ 38.645990][ T37] br0: port 1(eth0) entered disabled state [ 39.564690][ T351] bond0: (slave eth0): Enslaving as an active interface with an up link [ 39.565333][ T37] br0: port 1(eth0) entered blocking state [ 39.565549][ T37] br0: port 1(eth0) entered forwarding state [ 39.696776][ T352] bond0: (slave eth1): Enslaving as an active interface with an up link [ 39.697862][ T39] br0: port 2(eth1) entered blocking state [ 39.698073][ T39] br0: port 2(eth1) entered forwarding state [ 39.838590][ T11] bond0: (slave eth0): link status definitely up, 10000 Mbps full duplex [ 39.839145][ T11] bond0: active interface up! [ 41.289329][ T357] br0: port 1(eth0) entered disabled state [ 41.294815][ T11] bond0: (slave eth0): link status definitely down, disabling slave [ 41.295482][ T11] bond0: (slave eth1): link status definitely up, 10000 Mbps full duplex [ 43.478310][ T11] bond0: (slave eth0): link status up, enabling it in 2000 ms [ 43.478686][ T11] bond0: (slave eth0): invalid new link 3 on slave [ 43.479360][ T71] br0: port 1(eth0) entered blocking state [ 43.479582][ T71] br0: port 1(eth0) entered forwarding state [ 43.623809][ T360] br0: port 2(eth1) entered disabled state [ 43.686423][ T11] bond0: (slave eth0): link status definitely up, 10000 Mbps full duplex [ 43.686895][ T11] bond0: (slave eth1): link status definitely down, disabling slave [ 45.186639][ T364] bond0 (unregistering): (slave eth0): Releasing backup interface [ 45.198983][ T364] bond0 (unregistering): (slave eth1): Releasing backup interface [ 45.218322][ T364] bond0 (unregistering): Released all slaves [ 45.226692][ T37] br0: port 1(eth0) entered disabled state [ 46.111812][ T371] bond0: (slave eth0): Enslaving as an active interface with an up link [ 46.112498][ T39] br0: port 1(eth0) entered blocking state [ 46.112713][ T39] br0: port 1(eth0) entered forwarding state [ 46.256719][ T373] bond0: (slave eth1): Enslaving as an active interface with an up link [ 46.257857][ T71] br0: port 2(eth1) entered blocking state [ 46.258067][ T71] br0: port 2(eth1) entered forwarding state [ 46.401563][ T11] bond0: (slave eth0): link status definitely up, 10000 Mbps full duplex [ 46.402081][ T11] bond0: active interface up! [ 47.866754][ T378] br0: port 1(eth0) entered disabled state [ 47.966575][ T11] bond0: (slave eth0): link status definitely down, disabling slave [ 47.967129][ T11] bond0: (slave eth1): link status definitely up, 10000 Mbps full duplex [ 50.059447][ T372] br0: port 1(eth0) entered blocking state [ 50.059748][ T372] br0: port 1(eth0) entered forwarding state [ 50.150416][ T11] bond0: (slave eth0): link status up, enabling it in 5000 ms [ 50.150954][ T11] bond0: (slave eth0): invalid new link 3 on slave [ 50.209685][ T381] br0: port 2(eth1) entered disabled state [ 50.254669][ T11] bond0: (slave eth0): link status definitely up, 10000 Mbps full duplex [ 50.255446][ T11] bond0: (slave eth1): link status definitely down, disabling slave [ 51.908834][ T385] bond0 (unregistering): (slave eth0): Releasing backup interface [ 51.940098][ T385] bond0 (unregistering): (slave eth1): Releasing backup interface [ 51.957985][ T385] bond0 (unregistering): Released all slaves [ 51.966222][ T372] br0: port 1(eth0) entered disabled state [ 52.910532][ T392] bond0: (slave eth0): Enslaving as an active interface with an up link [ 52.911290][ T71] br0: port 1(eth0) entered blocking state [ 52.911571][ T71] br0: port 1(eth0) entered forwarding state [ 53.055718][ T393] bond0: (slave eth1): Enslaving as an active interface with an up link [ 53.056809][ T37] br0: port 2(eth1) entered blocking state [ 53.057020][ T37] br0: port 2(eth1) entered forwarding state [ 53.200887][ T11] bond0: (slave eth0): link status definitely up, 10000 Mbps full duplex [ 53.201544][ T11] bond0: active interface up! [ 54.711299][ T398] br0: port 1(eth0) entered disabled state [ 54.759107][ T11] bond0: (slave eth0): link status definitely down, disabling slave [ 54.759585][ T11] bond0: (slave eth1): link status definitely up, 10000 Mbps full duplex [ 56.915559][ T71] br0: port 1(eth0) entered blocking state [ 56.915849][ T71] br0: port 1(eth0) entered forwarding state [ 56.943225][ T11] bond0: (slave eth0): link status up, enabling it in 10000 ms [ 56.943675][ T11] bond0: (slave eth0): invalid new link 3 on slave [ 57.060795][ T401] br0: port 2(eth1) entered disabled state [ 57.150440][ T11] bond0: (slave eth0): link status definitely up, 10000 Mbps full duplex [ 57.150992][ T11] bond0: (slave eth1): link status definitely down, disabling slave [ 58.665820][ T405] bond0 (unregistering): (slave eth0): Releasing backup interface [ 58.683838][ T405] bond0 (unregistering): (slave eth1): Releasing backup interface [ 58.707964][ T405] bond0 (unregistering): Released all slaves [ 58.722394][ T71] br0: port 1(eth0) entered disabled state [ 59.131626][ T11] eth1: left allmulticast mode [ 59.131957][ T11] eth1: left promiscuous mode [ 59.132390][ T11] br0: port 2(eth1) entered disabled state [ 59.133871][ T11] eth0: left allmulticast mode [ 59.134079][ T11] eth0: left promiscuous mode [ 59.134404][ T11] br0: port 1(eth0) entered disabled state [ 59.645097][ T11] ================================================================== [ 59.645442][ T11] BUG: KASAN: slab-use-after-free in cleanup_net+0x932/0xa40 [ 59.645668][ T11] Read of size 8 at addr ffff8880050180f8 by task kworker/u16:0/11 [ 59.645887][ T11] [ 59.645971][ T11] CPU: 2 UID: 0 PID: 11 Comm: kworker/u16:0 Not tainted 6.12.0-virtme #1 [ 59.646207][ T11] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 59.646390][ T11] Workqueue: netns cleanup_net [ 59.646555][ T11] Call Trace: [ 59.646678][ T11] [ 59.646763][ T11] dump_stack_lvl+0x82/0xd0 [ 59.646918][ T11] print_address_description.constprop.0+0x2c/0x3b0 [ 59.647114][ T11] ? cleanup_net+0x932/0xa40 [ 59.647278][ T11] print_report+0xb4/0x270 [ 59.647435][ T11] ? kasan_addr_to_slab+0x25/0x80 [ 59.647587][ T11] kasan_report+0xbd/0xf0 [ 59.647710][ T11] ? cleanup_net+0x932/0xa40 [ 59.647865][ T11] cleanup_net+0x932/0xa40 [ 59.648017][ T11] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 59.648170][ T11] ? __pfx_cleanup_net+0x10/0x10 [ 59.648316][ T11] ? trace_lock_acquire+0x148/0x1f0 [ 59.648473][ T11] ? lock_acquire+0x32/0xc0 [ 59.648618][ T11] ? process_one_work+0xe0b/0x16d0 [ 59.648769][ T11] process_one_work+0xe55/0x16d0 [ 59.648921][ T11] ? __pfx___lock_release+0x10/0x10 [ 59.649072][ T11] ? __pfx_process_one_work+0x10/0x10 [ 59.649227][ T11] ? assign_work+0x16c/0x240 [ 59.649374][ T11] worker_thread+0x58c/0xce0 [ 59.649530][ T11] ? __pfx_worker_thread+0x10/0x10 [ 59.649701][ T11] kthread+0x28a/0x350 [ 59.649821][ T11] ? __pfx_kthread+0x10/0x10 [ 59.649978][ T11] ret_from_fork+0x31/0x70 [ 59.650128][ T11] ? __pfx_kthread+0x10/0x10 [ 59.650298][ T11] ret_from_fork_asm+0x1a/0x30 [ 59.650452][ T11] [ 59.650568][ T11] [ 59.650647][ T11] Allocated by task 240: [ 59.650766][ T11] kasan_save_stack+0x24/0x50 [ 59.650914][ T11] kasan_save_track+0x14/0x30 [ 59.651062][ T11] __kasan_slab_alloc+0x59/0x70 [ 59.651210][ T11] kmem_cache_alloc_noprof+0x10b/0x350 [ 59.651363][ T11] copy_net_ns+0xc6/0x340 [ 59.651480][ T11] create_new_namespaces+0x35f/0x920 [ 59.651651][ T11] unshare_nsproxy_namespaces+0x8d/0x130 [ 59.651812][ T11] ksys_unshare+0x2a9/0x660 [ 59.651973][ T11] __x64_sys_unshare+0x31/0x40 [ 59.652128][ T11] do_syscall_64+0xc1/0x1d0 [ 59.652303][ T11] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 59.652496][ T11] [ 59.652578][ T11] Freed by task 11: [ 59.652701][ T11] kasan_save_stack+0x24/0x50 [ 59.652857][ T11] kasan_save_track+0x14/0x30 [ 59.653003][ T11] kasan_save_free_info+0x3b/0x60 [ 59.653154][ T11] __kasan_slab_free+0x38/0x50 [ 59.653303][ T11] kmem_cache_free+0xf8/0x330 [ 59.653464][ T11] cleanup_net+0x5a8/0xa40 [ 59.653612][ T11] process_one_work+0xe55/0x16d0 [ 59.653765][ T11] worker_thread+0x58c/0xce0 [ 59.653919][ T11] kthread+0x28a/0x350 [ 59.654036][ T11] ret_from_fork+0x31/0x70 [ 59.654187][ T11] ret_from_fork_asm+0x1a/0x30 [ 59.654343][ T11] [ 59.654427][ T11] Last potentially related work creation: [ 59.654581][ T11] kasan_save_stack+0x24/0x50 [ 59.654736][ T11] __kasan_record_aux_stack+0x8e/0xa0 [ 59.654895][ T11] insert_work+0x34/0x230 [ 59.655020][ T11] __queue_work+0x5fd/0xa40 [ 59.655192][ T11] queue_delayed_work_on+0x8c/0xa0 [ 59.655350][ T11] __inet_insert_ifa+0x751/0xb10 [ 59.655510][ T11] inet_rtm_newaddr+0x833/0xbd0 [ 59.655667][ T11] rtnetlink_rcv_msg+0x712/0xc10 [ 59.655823][ T11] netlink_rcv_skb+0x130/0x360 [ 59.655983][ T11] netlink_unicast+0x44b/0x710 [ 59.656137][ T11] netlink_sendmsg+0x723/0xbe0 [ 59.656288][ T11] ____sys_sendmsg+0x7ac/0xa10 [ 59.656452][ T11] ___sys_sendmsg+0xee/0x170 [ 59.656601][ T11] __sys_sendmsg+0x109/0x1a0 [ 59.656750][ T11] do_syscall_64+0xc1/0x1d0 [ 59.656923][ T11] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 59.657111][ T11] [ 59.657191][ T11] The buggy address belongs to the object at ffff888005018040 [ 59.657191][ T11] which belongs to the cache net_namespace of size 5696 [ 59.657619][ T11] The buggy address is located 184 bytes inside of [ 59.657619][ T11] freed 5696-byte region [ffff888005018040, ffff888005019680) [ 59.658012][ T11] [ 59.658093][ T11] The buggy address belongs to the physical page: [ 59.658281][ T11] page: refcount:1 mapcount:0 mapping:0000000000000000 index:0xffff88800501afc0 pfn:0x5018 [ 59.658619][ T11] head: order:3 mapcount:0 entire_mapcount:0 nr_pages_mapped:0 pincount:0 [ 59.658855][ T11] flags: 0x80000000000240(workingset|head|node=0|zone=1) [ 59.659076][ T11] page_type: f5(slab) [ 59.659194][ T11] raw: 0080000000000240 ffff888001965240 ffff88800196a088 ffff88800196a088 [ 59.659482][ T11] raw: ffff88800501afc0 0000000000050002 00000001f5000000 0000000000000000 [ 59.659778][ T11] head: 0080000000000240 ffff888001965240 ffff88800196a088 ffff88800196a088 [ 59.660074][ T11] head: ffff88800501afc0 0000000000050002 00000001f5000000 0000000000000000 [ 59.660356][ T11] head: 0080000000000003 ffffea0000140601 ffffffffffffffff 0000000000000000 [ 59.660623][ T11] head: 0000000000000008 0000000000000000 00000000ffffffff 0000000000000000 [ 59.660896][ T11] page dumped because: kasan: bad access detected [ 59.661091][ T11] [ 59.661184][ T11] Memory state around the buggy address: [ 59.661331][ T11] ffff888005017f80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 59.661556][ T11] ffff888005018000: fc fc fc fc fc fc fc fc fa fb fb fb fb fb fb fb [ 59.661786][ T11] >ffff888005018080: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 59.662022][ T11] ^ [ 59.662269][ T11] ffff888005018100: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 59.662496][ T11] ffff888005018180: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 59.662711][ T11] ================================================================== [ 59.663032][ T11] Disabling lock debugging due to kernel taint