[ 14.925325][ T252] bond1: (slave dummy1): making interface the new active one
[ 14.927167][ T252] bond1: (slave dummy1): Enslaving as an active interface with an up link
[ 15.087662][ T256] bond1: (slave dummy2): Enslaving as a backup interface with an up link
[ 15.195845][ T257] dummy1: entered promiscuous mode
[ 15.789652][ T276] dummy1: left promiscuous mode
[ 15.941915][ T277] bond1 (unregistering): (slave dummy1): Releasing backup interface
[ 15.965603][ T277] bond1 (unregistering): (slave dummy2): Releasing backup interface
[ 15.976901][ T277] bond1 (unregistering): Released all slaves
[ 16.006248][ T277] ==================================================================
[ 16.006567][ T277] BUG: KASAN: slab-use-after-free in kobject_put+0xbb/0xd0
[ 16.006821][ T277] Read of size 1 at addr ffff88800502969c by task ip/277
[ 16.007031][ T277]
[ 16.007120][ T277] CPU: 1 UID: 0 PID: 277 Comm: ip Not tainted 6.18.0-rc4-virtme #1 PREEMPT(full)
[ 16.007125][ T277] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 16.007127][ T277] Call Trace:
[ 16.007132][ T277]
[ 16.007133][ T277] dump_stack_lvl+0x82/0xc0
[ 16.007138][ T277] print_address_description.constprop.0+0x2c/0x3a0
[ 16.007144][ T277] ? kobject_put+0xbb/0xd0
[ 16.007147][ T277] print_report+0xb4/0x270
[ 16.007151][ T277] ? kobject_put+0xbb/0xd0
[ 16.007153][ T277] ? kasan_addr_to_slab+0x21/0x70
[ 16.007156][ T277] ? kobject_put+0xbb/0xd0
[ 16.007158][ T277] kasan_report+0xca/0x100
[ 16.007162][ T277] ? kobject_put+0xbb/0xd0
[ 16.007167][ T277] kobject_put+0xbb/0xd0
[ 16.007169][ T277] netdev_run_todo+0x5f0/0xc60
[ 16.007175][ T277] ? dev_ingress_queue_create+0x190/0x190
[ 16.007178][ T277] ? generic_xdp_install+0x410/0x410
[ 16.007181][ T277] ? unregister_netdevice_many+0x20/0x20
[ 16.007185][ T277] ? __lock_acquire+0x449/0x7e0
[ 16.007195][ T277] rtnl_dellink+0x350/0xa30
[ 16.007200][ T277] ? valid_bridge_getlink_req.constprop.0+0x640/0x640
[ 16.007219][ T277] ? find_held_lock+0x2b/0x80
[ 16.007223][ T277] ? __lock_acquire+0x449/0x7e0
[ 16.007229][ T277] ? find_held_lock+0x2b/0x80
[ 16.007232][ T277] ? rtnetlink_rcv_msg+0x6e6/0xc00
[ 16.007235][ T277] ? __lock_release+0x5d/0x170
[ 16.007239][ T277] ? valid_bridge_getlink_req.constprop.0+0x640/0x640
[ 16.007242][ T277] rtnetlink_rcv_msg+0x709/0xc00
[ 16.007246][ T277] ? rtnl_port_fill+0x850/0x850
[ 16.007249][ T277] ? __lock_acquire+0x449/0x7e0
[ 16.007256][ T277] netlink_rcv_skb+0x121/0x340
[ 16.007260][ T277] ? rtnl_port_fill+0x850/0x850
[ 16.007264][ T277] ? netlink_ack+0xdd0/0xdd0
[ 16.007270][ T277] ? netlink_deliver_tap+0x13e/0x340
[ 16.007275][ T277] ? netlink_deliver_tap+0xc3/0x340
[ 16.007280][ T277] netlink_unicast+0x4aa/0x780
[ 16.007283][ T277] ? netlink_attachskb+0x810/0x810
[ 16.007287][ T277] ? __lock_acquire+0x449/0x7e0
[ 16.007292][ T277] netlink_sendmsg+0x714/0xbd0
[ 16.007296][ T277] ? netlink_unicast+0x780/0x780
[ 16.007299][ T277] ? __import_iovec+0x230/0x3b0
[ 16.007308][ T277] ? netlink_unicast+0x780/0x780
[ 16.007311][ T277] ____sys_sendmsg+0x3dd/0x890
[ 16.007319][ T277] ? get_timestamp.constprop.0+0x380/0x380
[ 16.007322][ T277] ? __copy_msghdr+0x3c0/0x3c0
[ 16.007329][ T277] ___sys_sendmsg+0xed/0x170
[ 16.007331][ T277] ? kasan_record_aux_stack+0x8c/0xa0
[ 16.007334][ T277] ? __call_rcu_common.constprop.0+0xa8/0x630
[ 16.007344][ T277] ? copy_msghdr_from_user+0x110/0x110
[ 16.007348][ T277] ? find_held_lock+0x2b/0x80
[ 16.007352][ T277] ? __lock_acquire+0x449/0x7e0
[ 16.007357][ T277] ? find_held_lock+0x2b/0x80
[ 16.007361][ T277] ? __virt_addr_valid+0x22a/0x450
[ 16.007370][ T277] ? __lock_release+0x5d/0x170
[ 16.007376][ T277] __sys_sendmsg+0x10b/0x1a0
[ 16.007378][ T277] ? __call_rcu_common.constprop.0+0x318/0x630
[ 16.007382][ T277] ? __sys_sendmsg_sock+0x20/0x20
[ 16.007389][ T277] ? rcu_is_watching+0x12/0xb0
[ 16.007393][ T277] do_syscall_64+0xc1/0xfd0
[ 16.007398][ T277] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 16.007401][ T277] RIP: 0033:0x7fa0b58b41d7
[ 16.007406][ T277] 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
[ 16.007409][ T277] RSP: 002b:00007fff3339b368 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 16.007413][ T277] RAX: ffffffffffffffda RBX: 00007fff3339ba90 RCX: 00007fa0b58b41d7
[ 16.007415][ T277] RDX: 0000000000000000 RSI: 00007fff3339b3d0 RDI: 0000000000000005
[ 16.007417][ T277] RBP: 0000000000000001 R08: 0000000000000003 R09: 0000000000000078
[ 16.007419][ T277] R10: 00007fa0b57b0f60 R11: 0000000000000246 R12: 0000000000000001
[ 16.007420][ T277] R13: 00000000690dfb22 R14: 0000000000499600 R15: 0000000000000000
[ 16.007426][ T277]
[ 16.007427][ T277]
[ 16.019936][ T277] Allocated by task 257:
[ 16.020087][ T277] kasan_save_stack+0x24/0x40
[ 16.020262][ T277] kasan_save_track+0x14/0x30
[ 16.020428][ T277] __kasan_kmalloc+0x7b/0x90
[ 16.020593][ T277] __kvmalloc_node_noprof+0x2e5/0x8e0
[ 16.020763][ T277] alloc_netdev_mqs+0x7d/0x1310
[ 16.020934][ T277] rtnl_create_link+0xa9e/0xe20
[ 16.021125][ T277] rtnl_newlink_create+0x203/0x8f0
[ 16.021291][ T277] __rtnl_newlink+0x231/0xa30
[ 16.021454][ T277] rtnl_newlink+0x693/0xa60
[ 16.021624][ T277] rtnetlink_rcv_msg+0x709/0xc00
[ 16.021788][ T277] netlink_rcv_skb+0x121/0x340
[ 16.021954][ T277] netlink_unicast+0x4aa/0x780
[ 16.022132][ T277] netlink_sendmsg+0x714/0xbd0
[ 16.022311][ T277] ____sys_sendmsg+0x3dd/0x890
[ 16.022496][ T277] ___sys_sendmsg+0xed/0x170
[ 16.022676][ T277] __sys_sendmsg+0x10b/0x1a0
[ 16.022843][ T277] do_syscall_64+0xc1/0xfd0
[ 16.023014][ T277] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 16.023235][ T277]
[ 16.023319][ T277] Freed by task 277:
[ 16.023442][ T277] kasan_save_stack+0x24/0x40
[ 16.023608][ T277] kasan_save_track+0x14/0x30
[ 16.023771][ T277] __kasan_save_free_info+0x3b/0x60
[ 16.023936][ T277] __kasan_slab_free+0x3f/0x60
[ 16.024111][ T277] kfree+0x21d/0x540
[ 16.024237][ T277] device_release+0x9c/0x210
[ 16.024417][ T277] kobject_cleanup+0xfe/0x360
[ 16.024583][ T277] netdev_run_todo+0x81f/0xc60
[ 16.024751][ T277] rtnl_dellink+0x350/0xa30
[ 16.024916][ T277] rtnetlink_rcv_msg+0x709/0xc00
[ 16.025096][ T277] netlink_rcv_skb+0x121/0x340
[ 16.025263][ T277] netlink_unicast+0x4aa/0x780
[ 16.025426][ T277] netlink_sendmsg+0x714/0xbd0
[ 16.025611][ T277] ____sys_sendmsg+0x3dd/0x890
[ 16.025795][ T277] ___sys_sendmsg+0xed/0x170
[ 16.025974][ T277] __sys_sendmsg+0x10b/0x1a0
[ 16.026175][ T277] do_syscall_64+0xc1/0xfd0
[ 16.026346][ T277] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 16.026568][ T277]
[ 16.026661][ T277] The buggy address belongs to the object at ffff888005029000
[ 16.026661][ T277] which belongs to the cache kmalloc-4k of size 4096
[ 16.027105][ T277] The buggy address is located 1692 bytes inside of
[ 16.027105][ T277] freed 4096-byte region [ffff888005029000, ffff88800502a000)
[ 16.027533][ T277]
[ 16.027623][ T277] The buggy address belongs to the physical page:
[ 16.027848][ T277] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x5028
[ 16.028172][ T277] head: order:3 mapcount:0 entire_mapcount:0 nr_pages_mapped:0 pincount:0
[ 16.028445][ T277] flags: 0x80000000000040(head|node=0|zone=1)
[ 16.028677][ T277] page_type: f5(slab)
[ 16.028819][ T277] raw: 0080000000000040 ffff888001043700 ffffea0000222c10 ffffea00002a3e10
[ 16.029157][ T277] raw: 0000000000000000 0000000000020002 00000000f5000000 0000000000000000
[ 16.029475][ T277] head: 0080000000000040 ffff888001043700 ffffea0000222c10 ffffea00002a3e10
[ 16.029804][ T277] head: 0000000000000000 0000000000020002 00000000f5000000 0000000000000000
[ 16.030130][ T277] head: 0080000000000003 ffffea0000140a01 00000000ffffffff 00000000ffffffff
[ 16.030447][ T277] head: 0000000000000000 0000000000000000 00000000ffffffff 0000000000000000
[ 16.030767][ T277] page dumped because: kasan: bad access detected
[ 16.030995][ T277]
[ 16.031091][ T277] Memory state around the buggy address:
[ 16.031268][ T277] ffff888005029580: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[ 16.031534][ T277] ffff888005029600: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[ 16.031797][ T277] >ffff888005029680: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[ 16.032078][ T277] ^
[ 16.032253][ T277] ffff888005029700: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[ 16.032516][ T277] ffff888005029780: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[ 16.032774][ T277] ==================================================================
[ 16.033115][ T277] Disabling lock debugging due to kernel taint
[ 16.033513][ T277] ------------[ cut here ]------------
[ 16.033686][ T277] refcount_t: underflow; use-after-free.
[ 16.033899][ T277] WARNING: CPU: 3 PID: 277 at lib/refcount.c:28 refcount_warn_saturate+0x16f/0x1b0
[ 16.034217][ T277] Modules linked in:
[ 16.034359][ T277] CPU: 3 UID: 0 PID: 277 Comm: ip Tainted: G B 6.18.0-rc4-virtme #1 PREEMPT(full)
[ 16.034734][ T277] Tainted: [B]=BAD_PAGE
[ 16.034870][ T277] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 16.035102][ T277] RIP: 0010:refcount_warn_saturate+0x16f/0x1b0
[ 16.035329][ T277] Code: a2 b5 02 80 fb 01 0f 87 db 6e d8 fe 83 e3 01 0f 85 51 ff ff ff c6 05 c2 a2 b5 02 01 90 48 c7 c7 60 a8 c5 9c e8 72 c3 17 ff 90 <0f> 0b 90 90 e9 33 ff ff ff 48 89 df e8 20 69 a0 ff e9 ba fe ff ff
[ 16.035995][ T277] RSP: 0018:ffffc90000c871f0 EFLAGS: 00010286
[ 16.036225][ T277] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000
[ 16.036499][ T277] RDX: 0000000000000002 RSI: 0000000000000004 RDI: 0000000000000001
[ 16.036763][ T277] RBP: 0000000000000003 R08: 0000000000000000 R09: fffffbfff3abe134
[ 16.037033][ T277] R10: 0000000000000003 R11: ffffc90000c86d80 R12: 0000000000000001
[ 16.037305][ T277] R13: dffffc0000000000 R14: dead000000000122 R15: dead000000000100
[ 16.037577][ T277] FS: 00007fa0b56e6800(0000) GS:ffff888097901000(0000) knlGS:0000000000000000
[ 16.037883][ T277] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 16.038105][ T277] CR2: 000055f32af08930 CR3: 000000000c413005 CR4: 0000000000772ef0
[ 16.038378][ T277] PKRU: 55555554
[ 16.038520][ T277] Call Trace:
[ 16.038655][ T277]
[ 16.038747][ T277] netdev_run_todo+0x5f0/0xc60
[ 16.038937][ T277] ? dev_ingress_queue_create+0x190/0x190
[ 16.039116][ T277] ? generic_xdp_install+0x410/0x410
[ 16.039291][ T277] ? unregister_netdevice_many+0x20/0x20
[ 16.039477][ T277] ? __lock_acquire+0x449/0x7e0
[ 16.039660][ T277] rtnl_dellink+0x350/0xa30
[ 16.039833][ T277] ? valid_bridge_getlink_req.constprop.0+0x640/0x640
[ 16.040076][ T277] ? find_held_lock+0x2b/0x80
[ 16.040252][ T277] ? __lock_acquire+0x449/0x7e0
[ 16.040440][ T277] ? find_held_lock+0x2b/0x80
[ 16.040615][ T277] ? rtnetlink_rcv_msg+0x6e6/0xc00
[ 16.040812][ T277] ? __lock_release+0x5d/0x170
[ 16.041001][ T277] ? valid_bridge_getlink_req.constprop.0+0x640/0x640
[ 16.041217][ T277] rtnetlink_rcv_msg+0x709/0xc00
[ 16.041498][ T277] ? rtnl_port_fill+0x850/0x850
[ 16.041670][ T277] ? __lock_acquire+0x449/0x7e0
[ 16.041849][ T277] netlink_rcv_skb+0x121/0x340
[ 16.042028][ T277] ? rtnl_port_fill+0x850/0x850
[ 16.042299][ T277] ? netlink_ack+0xdd0/0xdd0
[ 16.042533][ T277] ? netlink_deliver_tap+0x13e/0x340
[ 16.042718][ T277] ? netlink_deliver_tap+0xc3/0x340
[ 16.042901][ T277] netlink_unicast+0x4aa/0x780
[ 16.043078][ T277] ? netlink_attachskb+0x810/0x810
[ 16.043252][ T277] ? __lock_acquire+0x449/0x7e0
[ 16.043531][ T277] netlink_sendmsg+0x714/0xbd0
[ 16.043706][ T277] ? netlink_unicast+0x780/0x780
[ 16.043880][ T277] ? __import_iovec+0x230/0x3b0
[ 16.044066][ T277] ? netlink_unicast+0x780/0x780
[ 16.044236][ T277] ____sys_sendmsg+0x3dd/0x890
[ 16.044415][ T277] ? get_timestamp.constprop.0+0x380/0x380
[ 16.044632][ T277] ? __copy_msghdr+0x3c0/0x3c0
[ 16.044809][ T277] ___sys_sendmsg+0xed/0x170
[ 16.044990][ T277] ? kasan_record_aux_stack+0x8c/0xa0
[ 16.045168][ T277] ? __call_rcu_common.constprop.0+0xa8/0x630
[ 16.045404][ T277] ? copy_msghdr_from_user+0x110/0x110
[ 16.045594][ T277] ? find_held_lock+0x2b/0x80
[ 16.045772][ T277] ? __lock_acquire+0x449/0x7e0
[ 16.045947][ T277] ? find_held_lock+0x2b/0x80
[ 16.046106][ T277] ? __virt_addr_valid+0x22a/0x450
[ 16.046267][ T277] ? __lock_release+0x5d/0x170
[ 16.046438][ T277] __sys_sendmsg+0x10b/0x1a0
[ 16.046598][ T277] ? __call_rcu_common.constprop.0+0x318/0x630
[ 16.046801][ T277] ? __sys_sendmsg_sock+0x20/0x20
[ 16.046971][ T277] ? rcu_is_watching+0x12/0xb0
[ 16.047130][ T277] do_syscall_64+0xc1/0xfd0
[ 16.047288][ T277] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 16.047495][ T277] RIP: 0033:0x7fa0b58b41d7
[ 16.047667][ T277] 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
[ 16.048241][ T277] RSP: 002b:00007fff3339b368 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 16.048488][ T277] RAX: ffffffffffffffda RBX: 00007fff3339ba90 RCX: 00007fa0b58b41d7
[ 16.048727][ T277] RDX: 0000000000000000 RSI: 00007fff3339b3d0 RDI: 0000000000000005
[ 16.048982][ T277] RBP: 0000000000000001 R08: 0000000000000003 R09: 0000000000000078
[ 16.049225][ T277] R10: 00007fa0b57b0f60 R11: 0000000000000246 R12: 0000000000000001
[ 16.049473][ T277] R13: 00000000690dfb22 R14: 0000000000499600 R15: 0000000000000000
[ 16.049725][ T277]
[ 16.049847][ T277] irq event stamp: 58491
[ 16.049976][ T277] hardirqs last enabled at (58491): [] finish_task_switch.isra.0+0x245/0x960
[ 16.050298][ T277] hardirqs last disabled at (58490): [] __schedule+0x94a/0x1b10
[ 16.050588][ T277] softirqs last enabled at (58088): [] handle_softirqs+0x352/0x610
[ 16.050901][ T277] softirqs last disabled at (58079): [] irq_exit_rcu+0xab/0x100
[ 16.051201][ T277] ---[ end trace 0000000000000000 ]---
[ 16.063449][ T277] ip (277) used greatest stack depth: 24112 bytes left
[ 17.179810][ T307] bond1: (slave dummy1): Enslaving as a backup interface with an up link
[ 17.253827][ T309] bond1: (slave dummy2): Enslaving as a backup interface with an up link
[ 17.275508][ T12] bond1: Warning: No 802.3ad response from the link partner for any adapters in the bond
[ 17.344290][ T310] dummy1: entered promiscuous mode
[ 17.344601][ T310] dummy2: entered promiscuous mode
[ 17.379434][ T70] bond1: Warning: No 802.3ad response from the link partner for any adapters in the bond
[ 17.719075][ T324] dummy1: left promiscuous mode
[ 17.719374][ T324] dummy2: left promiscuous mode
[ 17.806209][ T325] bond1 (unregistering): (slave dummy1): Removing an active aggregator
[ 17.806557][ T325] bond1: Warning: No 802.3ad response from the link partner for any adapters in the bond
[ 17.807145][ T325] bond1 (unregistering): (slave dummy1): Releasing backup interface
[ 17.821432][ T325] bond1 (unregistering): (slave dummy2): Removing an active aggregator
[ 17.822094][ T325] bond1 (unregistering): (slave dummy2): Releasing backup interface
[ 17.830070][ T325] bond1 (unregistering): Released all slaves
[ 18.834706][ T354] bond1: (slave dummy1): Enslaving as a backup interface with an up link
[ 18.915331][ T70] bond1: Warning: No 802.3ad response from the link partner for any adapters in the bond
[ 19.020450][ T70] bond1: Warning: No 802.3ad response from the link partner for any adapters in the bond
[ 19.360170][ T368] bond1: (slave dummy1): Removing an active aggregator
[ 19.360603][ T368] bond1: (slave dummy1): Releasing backup interface
[ 19.656533][ T372] bond1 (unregistering): Released all slaves
[ 20.217121][ T389] bond1: (slave dummy1): Enslaving as a backup interface with an up link
[ 20.228433][ T70] bond1: Warning: No 802.3ad response from the link partner for any adapters in the bond
[ 20.336162][ T70] bond1: Warning: No 802.3ad response from the link partner for any adapters in the bond
[ 20.684178][ T402] bond1: (slave dummy1): Removing an active aggregator
[ 20.684638][ T402] bond1: (slave dummy1): Releasing backup interface
[ 20.972563][ T406] bond1 (unregistering): Released all slaves