[ 15.322061][ T249] ip (249) used greatest stack depth: 24304 bytes left
[ 20.744322][ T311] gre: GRE over IPv4 demultiplexer driver
[ 20.762884][ T311] ip_gre: GRE over IPv4 tunneling driver
[ 21.714690][ T321] GACT probability NOT on
[ 22.071939][ T324] ip6_gre: GRE over IPv6 tunneling driver
[ 22.311072][ T66] ip6_tunnel: h3-gt6 xmit: Local address not yet configured!
[ 22.494525][ T66] ip6_tunnel: h3-gt6 xmit: Local address not yet configured!
[ 23.148928][ T12] ip6_tunnel: h3-gt6 xmit: Local address not yet configured!
[ 23.275490][ T66] ip6_tunnel: h3-gt6 xmit: Local address not yet configured!
[ 23.821318][ T338] br1: port 1(veth1) entered blocking state
[ 23.821973][ T338] br1: port 1(veth1) entered disabled state
[ 23.822825][ T338] veth1: entered allmulticast mode
[ 23.826453][ T338] veth1: entered promiscuous mode
[ 23.945382][ T36] br1: port 1(veth1) entered blocking state
[ 23.946489][ T36] br1: port 1(veth1) entered forwarding state
[ 24.066023][ T341] br1: port 2(veth2) entered blocking state
[ 24.066499][ T341] br1: port 2(veth2) entered disabled state
[ 24.066911][ T341] veth2: entered allmulticast mode
[ 24.070983][ T341] veth2: entered promiscuous mode
[ 24.171740][ T12] ip6_tunnel: h3-gt6 xmit: Local address not yet configured!
[ 24.172936][ T12] ip6_tunnel: h3-gt6 xmit: Local address not yet configured!
[ 24.210016][ T111] br1: port 2(veth2) entered blocking state
[ 24.210845][ T111] br1: port 2(veth2) entered forwarding state
[ 24.658455][ T10] ip6_tunnel: h3-gt6 xmit: Local address not yet configured!
[ 24.895497][ T33] ip6_tunnel: gt6 xmit: Local address not yet configured!
[ 25.643562][ T12] ip6_tunnel: gt6 xmit: Local address not yet configured!
[ 25.898445][ T33] ip6_tunnel: gt6 xmit: Local address not yet configured!
[ 28.138719][ C0] ip6_tunnel: h3-gt6 xmit: Local address not yet configured!
[ 32.084137][ T377] Mirror/redirect action on
[ 32.112669][ T376] tc (376) used greatest stack depth: 23632 bytes left
[ 36.330633][ C0] ip6_tunnel: h3-gt6 xmit: Local address not yet configured!
[ 51.690634][ C0] ip6_tunnel: h3-gt6 xmit: Local address not yet configured!
[ 74.284129][ T576] ==================================================================
[ 74.284463][ T576] BUG: KASAN: slab-use-after-free in kobject_put+0xbb/0xd0
[ 74.284734][ T576] Read of size 1 at addr ffff8880087616ac by task ip/576
[ 74.284947][ T576]
[ 74.285039][ T576] CPU: 0 UID: 0 PID: 576 Comm: ip Not tainted 6.18.0-rc4-virtme #1 PREEMPT(full)
[ 74.285044][ T576] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 74.285047][ T576] Call Trace:
[ 74.285050][ T576]
[ 74.285051][ T576] dump_stack_lvl+0x82/0xc0
[ 74.285058][ T576] print_address_description.constprop.0+0x2c/0x3a0
[ 74.285065][ T576] ? kobject_put+0xbb/0xd0
[ 74.285069][ T576] print_report+0xb4/0x270
[ 74.285073][ T576] ? kobject_put+0xbb/0xd0
[ 74.285076][ T576] ? kasan_addr_to_slab+0x21/0x70
[ 74.285079][ T576] ? kobject_put+0xbb/0xd0
[ 74.285082][ T576] kasan_report+0xca/0x100
[ 74.285086][ T576] ? kobject_put+0xbb/0xd0
[ 74.285092][ T576] kobject_put+0xbb/0xd0
[ 74.285095][ T576] netdev_run_todo+0x5f0/0xc60
[ 74.285101][ T576] ? dev_ingress_queue_create+0x190/0x190
[ 74.285104][ T576] ? generic_xdp_install+0x410/0x410
[ 74.285107][ T576] ? unregister_netdevice_many+0x20/0x20
[ 74.285111][ T576] ? __lock_acquire+0x449/0x7e0
[ 74.285120][ T576] rtnl_dellink+0x350/0xa30
[ 74.285125][ T576] ? valid_bridge_getlink_req.constprop.0+0x640/0x640
[ 74.285143][ T576] ? find_held_lock+0x2b/0x80
[ 74.285148][ T576] ? __lock_acquire+0x449/0x7e0
[ 74.285154][ T576] ? find_held_lock+0x2b/0x80
[ 74.285157][ T576] ? rtnetlink_rcv_msg+0x6e6/0xc00
[ 74.285160][ T576] ? __lock_release+0x5d/0x170
[ 74.285165][ T576] ? valid_bridge_getlink_req.constprop.0+0x640/0x640
[ 74.285168][ T576] rtnetlink_rcv_msg+0x709/0xc00
[ 74.285171][ T576] ? rtnl_port_fill+0x850/0x850
[ 74.285174][ T576] ? __lock_acquire+0x449/0x7e0
[ 74.285181][ T576] netlink_rcv_skb+0x121/0x340
[ 74.285186][ T576] ? rtnl_port_fill+0x850/0x850
[ 74.285190][ T576] ? netlink_ack+0xdd0/0xdd0
[ 74.285196][ T576] ? netlink_deliver_tap+0x13e/0x340
[ 74.285199][ T576] ? netlink_deliver_tap+0xc3/0x340
[ 74.285203][ T576] netlink_unicast+0x4aa/0x780
[ 74.285207][ T576] ? netlink_attachskb+0x810/0x810
[ 74.285211][ T576] ? __lock_acquire+0x449/0x7e0
[ 74.285216][ T576] netlink_sendmsg+0x714/0xbd0
[ 74.285221][ T576] ? netlink_unicast+0x780/0x780
[ 74.285224][ T576] ? __import_iovec+0x230/0x3b0
[ 74.285231][ T576] ? netlink_unicast+0x780/0x780
[ 74.285235][ T576] ____sys_sendmsg+0x3dd/0x890
[ 74.285240][ T576] ? get_timestamp.constprop.0+0x380/0x380
[ 74.285243][ T576] ? __copy_msghdr+0x3c0/0x3c0
[ 74.285251][ T576] ___sys_sendmsg+0xed/0x170
[ 74.285254][ T576] ? kasan_record_aux_stack+0x8c/0xa0
[ 74.285257][ T576] ? __call_rcu_common.constprop.0+0xa8/0x630
[ 74.285263][ T576] ? copy_msghdr_from_user+0x110/0x110
[ 74.285267][ T576] ? find_held_lock+0x2b/0x80
[ 74.285272][ T576] ? __lock_acquire+0x449/0x7e0
[ 74.285277][ T576] ? find_held_lock+0x2b/0x80
[ 74.285281][ T576] ? __virt_addr_valid+0x22a/0x450
[ 74.285285][ T576] ? __lock_release+0x5d/0x170
[ 74.285292][ T576] __sys_sendmsg+0x10b/0x1a0
[ 74.285295][ T576] ? __call_rcu_common.constprop.0+0x318/0x630
[ 74.285298][ T576] ? __sys_sendmsg_sock+0x20/0x20
[ 74.285306][ T576] ? rcu_is_watching+0x12/0xb0
[ 74.285310][ T576] do_syscall_64+0xc1/0xfd0
[ 74.285315][ T576] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 74.285319][ T576] RIP: 0033:0x7f55be3321d7
[ 74.285324][ T576] 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
[ 74.285327][ T576] RSP: 002b:00007ffd92e700f8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 74.285332][ T576] RAX: ffffffffffffffda RBX: 00007ffd92e70820 RCX: 00007f55be3321d7
[ 74.285334][ T576] RDX: 0000000000000000 RSI: 00007ffd92e70160 RDI: 0000000000000005
[ 74.285336][ T576] RBP: 0000000000000002 R08: 0000000000000003 R09: 0000000000000078
[ 74.285337][ T576] R10: 00007f55be22ef60 R11: 0000000000000246 R12: 0000000000000002
[ 74.285339][ T576] R13: 00000000690df75b R14: 0000000000499600 R15: 0000000000000000
[ 74.285345][ T576]
[ 74.285347][ T576]
[ 74.297851][ T576] Allocated by task 347:
[ 74.297984][ T576] kasan_save_stack+0x24/0x40
[ 74.298186][ T576] kasan_save_track+0x14/0x30
[ 74.298352][ T576] __kasan_kmalloc+0x7b/0x90
[ 74.298519][ T576] __kvmalloc_node_noprof+0x2e5/0x8e0
[ 74.298691][ T576] alloc_netdev_mqs+0x7d/0x1370
[ 74.298863][ T576] rtnl_create_link+0xa9e/0xe20
[ 74.299039][ T576] rtnl_newlink_create+0x203/0x770
[ 74.299205][ T576] __rtnl_newlink+0x231/0xa30
[ 74.299372][ T576] rtnl_newlink+0x693/0xa60
[ 74.299537][ T576] rtnetlink_rcv_msg+0x709/0xc00
[ 74.299702][ T576] netlink_rcv_skb+0x121/0x340
[ 74.299869][ T576] netlink_unicast+0x4aa/0x780
[ 74.300038][ T576] netlink_sendmsg+0x714/0xbd0
[ 74.300210][ T576] ____sys_sendmsg+0x3dd/0x890
[ 74.300382][ T576] ___sys_sendmsg+0xed/0x170
[ 74.300551][ T576] __sys_sendmsg+0x10b/0x1a0
[ 74.300715][ T576] do_syscall_64+0xc1/0xfd0
[ 74.300887][ T576] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 74.301098][ T576]
[ 74.301184][ T576] Freed by task 576:
[ 74.301317][ T576] kasan_save_stack+0x24/0x40
[ 74.301485][ T576] kasan_save_track+0x14/0x30
[ 74.301644][ T576] __kasan_save_free_info+0x3b/0x60
[ 74.301811][ T576] __kasan_slab_free+0x3f/0x60
[ 74.301977][ T576] kfree+0x21d/0x540
[ 74.302103][ T576] device_release+0x9c/0x210
[ 74.302273][ T576] kobject_cleanup+0xfe/0x360
[ 74.302439][ T576] netdev_run_todo+0x81f/0xc60
[ 74.302613][ T576] rtnl_dellink+0x350/0xa30
[ 74.302780][ T576] rtnetlink_rcv_msg+0x709/0xc00
[ 74.302948][ T576] netlink_rcv_skb+0x121/0x340
[ 74.303119][ T576] netlink_unicast+0x4aa/0x780
[ 74.303289][ T576] netlink_sendmsg+0x714/0xbd0
[ 74.303456][ T576] ____sys_sendmsg+0x3dd/0x890
[ 74.303623][ T576] ___sys_sendmsg+0xed/0x170
[ 74.303793][ T576] __sys_sendmsg+0x10b/0x1a0
[ 74.303966][ T576] do_syscall_64+0xc1/0xfd0
[ 74.304136][ T576] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 74.304349][ T576]
[ 74.304433][ T576] The buggy address belongs to the object at ffff888008761000
[ 74.304433][ T576] which belongs to the cache kmalloc-4k of size 4096
[ 74.304842][ T576] The buggy address is located 1708 bytes inside of
[ 74.304842][ T576] freed 4096-byte region [ffff888008761000, ffff888008762000)
[ 74.305246][ T576]
[ 74.305334][ T576] The buggy address belongs to the physical page:
[ 74.305543][ T576] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x8760
[ 74.305947][ T576] head: order:3 mapcount:0 entire_mapcount:0 nr_pages_mapped:0 pincount:0
[ 74.306205][ T576] flags: 0x80000000000040(head|node=0|zone=1)
[ 74.306424][ T576] page_type: f5(slab)
[ 74.306653][ T576] raw: 0080000000000040 ffff888001043700 ffffea00002fb610 ffffea00003d0610
[ 74.306953][ T576] raw: 0000000000000000 0000000000020002 00000000f5000000 0000000000000000
[ 74.307451][ T576] head: 0080000000000040 ffff888001043700 ffffea00002fb610 ffffea00003d0610
[ 74.307749][ T576] head: 0000000000000000 0000000000020002 00000000f5000000 0000000000000000
[ 74.308144][ T576] head: 0080000000000003 ffffea000021d801 00000000ffffffff 00000000ffffffff
[ 74.308431][ T576] head: 0000000000000000 0000000000000000 00000000ffffffff 0000000000000000
[ 74.308718][ T576] page dumped because: kasan: bad access detected
[ 74.308926][ T576]
[ 74.309100][ T576] Memory state around the buggy address:
[ 74.309271][ T576] ffff888008761580: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[ 74.309517][ T576] ffff888008761600: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[ 74.309754][ T576] >ffff888008761680: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[ 74.309996][ T576] ^
[ 74.310252][ T576] ffff888008761700: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[ 74.310495][ T576] ffff888008761780: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[ 74.310728][ T576] ==================================================================
[ 74.311013][ T576] Disabling lock debugging due to kernel taint
[ 74.311327][ T576] ------------[ cut here ]------------
[ 74.311567][ T576] refcount_t: underflow; use-after-free.
[ 74.311766][ T576] WARNING: CPU: 0 PID: 576 at lib/refcount.c:28 refcount_warn_saturate+0x16f/0x1b0
[ 74.312055][ T576] Modules linked in: cls_flower act_mirred bridge stp llc ip6_gre ip6_tunnel tunnel6 act_gact cls_matchall ip_gre gre sch_ingress vrf veth
[ 74.313186][ T576] CPU: 0 UID: 0 PID: 576 Comm: ip Tainted: G B 6.18.0-rc4-virtme #1 PREEMPT(full)
[ 74.313529][ T576] Tainted: [B]=BAD_PAGE
[ 74.313654][ T576] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 74.313858][ T576] RIP: 0010:refcount_warn_saturate+0x16f/0x1b0
[ 74.314176][ T576] Code: 7d 93 02 80 fb 01 0f 87 bb 99 d9 fe 83 e3 01 0f 85 51 ff ff ff c6 05 a8 7d 93 02 01 90 48 c7 c7 60 8d c5 a3 e8 32 bf 18 ff 90 <0f> 0b 90 90 e9 33 ff ff ff 48 89 df e8 b0 63 a1 ff e9 ba fe ff ff
[ 74.314786][ T576] RSP: 0018:ffffc90000fff1f0 EFLAGS: 00010286
[ 74.315094][ T576] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000
[ 74.315451][ T576] RDX: 0000000000000002 RSI: 0000000000000004 RDI: 0000000000000001
[ 74.315796][ T576] RBP: 0000000000000003 R08: 0000000000000000 R09: fffffbfff48be134
[ 74.316041][ T576] R10: 0000000000000003 R11: ffffc90000ffed80 R12: 0000000000000001
[ 74.316306][ T576] R13: dffffc0000000000 R14: dead000000000122 R15: dead000000000100
[ 74.316553][ T576] FS: 00007f55be164800(0000) GS:ffff8880907f2000(0000) knlGS:0000000000000000
[ 74.316835][ T576] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 74.317041][ T576] CR2: 00000000004e5530 CR3: 000000000c5b8006 CR4: 0000000000772ef0
[ 74.317308][ T576] PKRU: 55555554
[ 74.317436][ T576] Call Trace:
[ 74.317559][ T576]
[ 74.317645][ T576] netdev_run_todo+0x5f0/0xc60
[ 74.317812][ T576] ? dev_ingress_queue_create+0x190/0x190
[ 74.317987][ T576] ? generic_xdp_install+0x410/0x410
[ 74.318162][ T576] ? unregister_netdevice_many+0x20/0x20
[ 74.318436][ T576] ? __lock_acquire+0x449/0x7e0
[ 74.318604][ T576] rtnl_dellink+0x350/0xa30
[ 74.318767][ T576] ? valid_bridge_getlink_req.constprop.0+0x640/0x640
[ 74.318984][ T576] ? find_held_lock+0x2b/0x80
[ 74.319252][ T576] ? __lock_acquire+0x449/0x7e0
[ 74.319424][ T576] ? find_held_lock+0x2b/0x80
[ 74.319585][ T576] ? rtnetlink_rcv_msg+0x6e6/0xc00
[ 74.319757][ T576] ? __lock_release+0x5d/0x170
[ 74.320018][ T576] ? valid_bridge_getlink_req.constprop.0+0x640/0x640
[ 74.320232][ T576] rtnetlink_rcv_msg+0x709/0xc00
[ 74.320399][ T576] ? rtnl_port_fill+0x850/0x850
[ 74.320651][ T576] ? __lock_acquire+0x449/0x7e0
[ 74.320816][ T576] netlink_rcv_skb+0x121/0x340
[ 74.320989][ T576] ? rtnl_port_fill+0x850/0x850
[ 74.321164][ T576] ? netlink_ack+0xdd0/0xdd0
[ 74.321437][ T576] ? netlink_deliver_tap+0x13e/0x340
[ 74.321601][ T576] ? netlink_deliver_tap+0xc3/0x340
[ 74.321763][ T576] netlink_unicast+0x4aa/0x780
[ 74.321932][ T576] ? netlink_attachskb+0x810/0x810
[ 74.322200][ T576] ? __lock_acquire+0x449/0x7e0
[ 74.322377][ T576] netlink_sendmsg+0x714/0xbd0
[ 74.322542][ T576] ? netlink_unicast+0x780/0x780
[ 74.322713][ T576] ? __import_iovec+0x230/0x3b0
[ 74.322972][ T576] ? netlink_unicast+0x780/0x780
[ 74.323136][ T576] ____sys_sendmsg+0x3dd/0x890
[ 74.323314][ T576] ? get_timestamp.constprop.0+0x380/0x380
[ 74.323514][ T576] ? __copy_msghdr+0x3c0/0x3c0
[ 74.323768][ T576] ___sys_sendmsg+0xed/0x170
[ 74.323929][ T576] ? kasan_record_aux_stack+0x8c/0xa0
[ 74.324094][ T576] ? __call_rcu_common.constprop.0+0xa8/0x630
[ 74.324316][ T576] ? copy_msghdr_from_user+0x110/0x110
[ 74.324477][ T576] ? find_held_lock+0x2b/0x80
[ 74.324647][ T576] ? __lock_acquire+0x449/0x7e0
[ 74.324809][ T576] ? find_held_lock+0x2b/0x80
[ 74.324978][ T576] ? __virt_addr_valid+0x22a/0x450
[ 74.325246][ T576] ? __lock_release+0x5d/0x170
[ 74.325416][ T576] __sys_sendmsg+0x10b/0x1a0
[ 74.325604][ T576] ? __call_rcu_common.constprop.0+0x318/0x630
[ 74.325807][ T576] ? __sys_sendmsg_sock+0x20/0x20
[ 74.326069][ T576] ? rcu_is_watching+0x12/0xb0
[ 74.326246][ T576] do_syscall_64+0xc1/0xfd0
[ 74.326449][ T576] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 74.326744][ T576] RIP: 0033:0x7f55be3321d7
[ 74.326918][ T576] 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
[ 74.327612][ T576] RSP: 002b:00007ffd92e700f8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 74.327859][ T576] RAX: ffffffffffffffda RBX: 00007ffd92e70820 RCX: 00007f55be3321d7
[ 74.328118][ T576] RDX: 0000000000000000 RSI: 00007ffd92e70160 RDI: 0000000000000005
[ 74.328380][ T576] RBP: 0000000000000002 R08: 0000000000000003 R09: 0000000000000078
[ 74.328623][ T576] R10: 00007f55be22ef60 R11: 0000000000000246 R12: 0000000000000002
[ 74.328961][ T576] R13: 00000000690df75b R14: 0000000000499600 R15: 0000000000000000
[ 74.329223][ T576]
[ 74.329350][ T576] irq event stamp: 39311
[ 74.329481][ T576] hardirqs last enabled at (39311): [] __schedule+0x13c7/0x1b10
[ 74.329860][ T576] hardirqs last disabled at (39310): [] __schedule+0x94a/0x1b10
[ 74.330146][ T576] softirqs last enabled at (39132): [] handle_softirqs+0x352/0x610
[ 74.330432][ T576] softirqs last disabled at (39121): [] irq_exit_rcu+0xab/0x100
[ 74.330718][ T576] ---[ end trace 0000000000000000 ]---
[ 74.598057][ T581] br1: port 1(veth1) entered disabled state
[ 74.662391][ T582] br1: port 2(veth2) entered disabled state
[ 74.726978][ T583] veth2: left allmulticast mode
[ 74.727230][ T583] veth2: left promiscuous mode
[ 74.727565][ T583] br1: port 2(veth2) entered disabled state
[ 74.728836][ T583] veth1: left allmulticast mode
[ 74.729027][ T583] veth1: left promiscuous mode
[ 74.729352][ T583] br1: port 1(veth1) entered disabled state