[ 15.120791][ T251] ip (251) used greatest stack depth: 24512 bytes left
[ 15.595446][ T260] ip (260) used greatest stack depth: 23968 bytes left
[ 20.668577][ T313] gre: GRE over IPv4 demultiplexer driver
[ 20.684228][ T313] ip_gre: GRE over IPv4 tunneling driver
[ 21.788092][ T324] GACT probability NOT on
[ 22.131638][ T326] ip6_gre: GRE over IPv6 tunneling driver
[ 22.327400][ T10] ip6_tunnel: h3-gt6 xmit: Local address not yet configured!
[ 22.510160][ T10] ip6_tunnel: h3-gt6 xmit: Local address not yet configured!
[ 22.654142][ T12] ip6_tunnel: h3-gt6 xmit: Local address not yet configured!
[ 22.822112][ T10] ip6_tunnel: h3-gt6 xmit: Local address not yet configured!
[ 23.685149][ T339] br1: port 1(veth1) entered blocking state
[ 23.685760][ T339] br1: port 1(veth1) entered disabled state
[ 23.688972][ T339] veth1: entered allmulticast mode
[ 23.692608][ T339] veth1: entered promiscuous mode
[ 23.702369][ T12] ip6_tunnel: h3-gt6 xmit: Local address not yet configured!
[ 23.703456][ T12] ip6_tunnel: h3-gt6 xmit: Local address not yet configured!
[ 23.809232][ T38] br1: port 1(veth1) entered blocking state
[ 23.810211][ T38] br1: port 1(veth1) entered forwarding state
[ 23.940408][ T342] br1: port 2(veth2) entered blocking state
[ 23.942171][ T342] br1: port 2(veth2) entered disabled state
[ 23.942866][ T342] veth2: entered allmulticast mode
[ 23.949064][ T342] veth2: entered promiscuous mode
[ 24.080690][ T46] br1: port 2(veth2) entered blocking state
[ 24.081161][ T46] br1: port 2(veth2) entered forwarding state
[ 24.534611][ T10] ip6_tunnel: h3-gt6 xmit: Local address not yet configured!
[ 28.118281][ C0] ip6_tunnel: h3-gt6 xmit: Local address not yet configured!
[ 34.199217][ T396] Mirror/redirect action on
[ 36.822072][ C0] ip6_tunnel: h3-gt6 xmit: Local address not yet configured!
[ 54.230079][ C0] ip6_tunnel: h3-gt6 xmit: Local address not yet configured!
[ 75.191853][ T586] ==================================================================
[ 75.192291][ T586] BUG: KASAN: slab-use-after-free in kobject_put+0xbb/0xd0
[ 75.192704][ T586] Read of size 1 at addr ffff88800bbd96ac by task ip/586
[ 75.193052][ T586]
[ 75.193194][ T586] CPU: 2 UID: 0 PID: 586 Comm: ip Not tainted 6.18.0-rc4-virtme #1 PREEMPT(full)
[ 75.193202][ T586] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 75.193205][ T586] Call Trace:
[ 75.193208][ T586]
[ 75.193211][ T586] dump_stack_lvl+0x82/0xc0
[ 75.193220][ T586] print_address_description.constprop.0+0x2c/0x3a0
[ 75.193228][ T586] ? kobject_put+0xbb/0xd0
[ 75.193235][ T586] print_report+0xb4/0x270
[ 75.193240][ T586] ? kobject_put+0xbb/0xd0
[ 75.193244][ T586] ? kasan_addr_to_slab+0x21/0x70
[ 75.193250][ T586] ? kobject_put+0xbb/0xd0
[ 75.193255][ T586] kasan_report+0xca/0x100
[ 75.193262][ T586] ? kobject_put+0xbb/0xd0
[ 75.193272][ T586] kobject_put+0xbb/0xd0
[ 75.193278][ T586] netdev_run_todo+0x5f0/0xc60
[ 75.193284][ T586] ? dev_ingress_queue_create+0x190/0x190
[ 75.193290][ T586] ? generic_xdp_install+0x410/0x410
[ 75.193297][ T586] ? vrf_dellink+0xff/0x150 [vrf]
[ 75.193306][ T586] ? vrf_map_unregister_dev+0x480/0x480 [vrf]
[ 75.193314][ T586] ? __lock_acquire+0x449/0x7e0
[ 75.193325][ T586] rtnl_dellink+0x350/0xa30
[ 75.193334][ T586] ? valid_bridge_getlink_req.constprop.0+0x640/0x640
[ 75.193371][ T586] ? find_held_lock+0x2b/0x80
[ 75.193378][ T586] ? __lock_acquire+0x449/0x7e0
[ 75.193388][ T586] ? find_held_lock+0x2b/0x80
[ 75.193394][ T586] ? rtnetlink_rcv_msg+0x6e6/0xc00
[ 75.193398][ T586] ? __lock_release+0x5d/0x170
[ 75.193407][ T586] ? valid_bridge_getlink_req.constprop.0+0x640/0x640
[ 75.193412][ T586] rtnetlink_rcv_msg+0x709/0xc00
[ 75.193419][ T586] ? rtnl_port_fill+0x850/0x850
[ 75.193424][ T586] ? __lock_acquire+0x449/0x7e0
[ 75.193437][ T586] netlink_rcv_skb+0x121/0x340
[ 75.193443][ T586] ? rtnl_port_fill+0x850/0x850
[ 75.193449][ T586] ? netlink_ack+0xdd0/0xdd0
[ 75.193460][ T586] ? netlink_deliver_tap+0x13e/0x340
[ 75.193464][ T586] ? netlink_deliver_tap+0xc3/0x340
[ 75.193471][ T586] netlink_unicast+0x4aa/0x780
[ 75.193479][ T586] ? netlink_attachskb+0x810/0x810
[ 75.193486][ T586] ? __lock_acquire+0x449/0x7e0
[ 75.193496][ T586] netlink_sendmsg+0x714/0xbd0
[ 75.193504][ T586] ? netlink_unicast+0x780/0x780
[ 75.193511][ T586] ? __import_iovec+0x230/0x3b0
[ 75.193520][ T586] ? netlink_unicast+0x780/0x780
[ 75.193527][ T586] ____sys_sendmsg+0x3dd/0x890
[ 75.193535][ T586] ? get_timestamp.constprop.0+0x380/0x380
[ 75.193540][ T586] ? __copy_msghdr+0x3c0/0x3c0
[ 75.193554][ T586] ___sys_sendmsg+0xed/0x170
[ 75.193559][ T586] ? kasan_record_aux_stack+0x8c/0xa0
[ 75.193565][ T586] ? __call_rcu_common.constprop.0+0xa8/0x630
[ 75.193575][ T586] ? copy_msghdr_from_user+0x110/0x110
[ 75.193584][ T586] ? find_held_lock+0x2b/0x80
[ 75.193592][ T586] ? __lock_acquire+0x449/0x7e0
[ 75.193602][ T586] ? find_held_lock+0x2b/0x80
[ 75.193608][ T586] ? __virt_addr_valid+0x22a/0x450
[ 75.193614][ T586] ? __lock_release+0x5d/0x170
[ 75.193626][ T586] __sys_sendmsg+0x10b/0x1a0
[ 75.193631][ T586] ? __call_rcu_common.constprop.0+0x318/0x630
[ 75.193637][ T586] ? __sys_sendmsg_sock+0x20/0x20
[ 75.193652][ T586] ? rcu_is_watching+0x12/0xb0
[ 75.193658][ T586] do_syscall_64+0xc1/0xfd0
[ 75.193665][ T586] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 75.193672][ T586] RIP: 0033:0x7f6707a881d7
[ 75.193678][ T586] 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
[ 75.193683][ T586] RSP: 002b:00007ffcb5d88b18 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 75.193689][ T586] RAX: ffffffffffffffda RBX: 00007ffcb5d89240 RCX: 00007f6707a881d7
[ 75.193693][ T586] RDX: 0000000000000000 RSI: 00007ffcb5d88b80 RDI: 0000000000000005
[ 75.193696][ T586] RBP: 0000000000000002 R08: 0000000000000003 R09: 0000000000000078
[ 75.193699][ T586] R10: 00007f6707984f60 R11: 0000000000000246 R12: 0000000000000002
[ 75.193702][ T586] R13: 00000000690df73b R14: 0000000000499600 R15: 0000000000000000
[ 75.193714][ T586]
[ 75.193717][ T586]
[ 75.214048][ T586] Allocated by task 359:
[ 75.214263][ T586] kasan_save_stack+0x24/0x40
[ 75.214554][ T586] kasan_save_track+0x14/0x30
[ 75.214844][ T586] __kasan_kmalloc+0x7b/0x90
[ 75.215118][ T586] __kvmalloc_node_noprof+0x2e5/0x8e0
[ 75.215383][ T586] alloc_netdev_mqs+0x7d/0x1370
[ 75.215656][ T586] rtnl_create_link+0xa9e/0xe20
[ 75.215930][ T586] rtnl_newlink_create+0x203/0x770
[ 75.216204][ T586] __rtnl_newlink+0x231/0xa30
[ 75.216479][ T586] rtnl_newlink+0x693/0xa60
[ 75.216759][ T586] rtnetlink_rcv_msg+0x709/0xc00
[ 75.217042][ T586] netlink_rcv_skb+0x121/0x340
[ 75.217312][ T586] netlink_unicast+0x4aa/0x780
[ 75.217592][ T586] netlink_sendmsg+0x714/0xbd0
[ 75.217869][ T586] ____sys_sendmsg+0x3dd/0x890
[ 75.218142][ T586] ___sys_sendmsg+0xed/0x170
[ 75.218421][ T586] __sys_sendmsg+0x10b/0x1a0
[ 75.218696][ T586] do_syscall_64+0xc1/0xfd0
[ 75.218984][ T586] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 75.219333][ T586]
[ 75.219479][ T586] Freed by task 586:
[ 75.219680][ T586] kasan_save_stack+0x24/0x40
[ 75.219949][ T586] kasan_save_track+0x14/0x30
[ 75.220223][ T586] __kasan_save_free_info+0x3b/0x60
[ 75.220500][ T586] __kasan_slab_free+0x3f/0x60
[ 75.220779][ T586] kfree+0x21d/0x540
[ 75.220994][ T586] device_release+0x9c/0x210
[ 75.221279][ T586] kobject_cleanup+0xfe/0x360
[ 75.221749][ T586] netdev_run_todo+0x81f/0xc60
[ 75.222028][ T586] rtnl_dellink+0x350/0xa30
[ 75.222305][ T586] rtnetlink_rcv_msg+0x709/0xc00
[ 75.222580][ T586] netlink_rcv_skb+0x121/0x340
[ 75.222860][ T586] netlink_unicast+0x4aa/0x780
[ 75.223328][ T586] netlink_sendmsg+0x714/0xbd0
[ 75.223599][ T586] ____sys_sendmsg+0x3dd/0x890
[ 75.223886][ T586] ___sys_sendmsg+0xed/0x170
[ 75.224166][ T586] __sys_sendmsg+0x10b/0x1a0
[ 75.224642][ T586] do_syscall_64+0xc1/0xfd0
[ 75.224928][ T586] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 75.225271][ T586]
[ 75.225423][ T586] The buggy address belongs to the object at ffff88800bbd9000
[ 75.225423][ T586] which belongs to the cache kmalloc-4k of size 4096
[ 75.226247][ T586] The buggy address is located 1708 bytes inside of
[ 75.226247][ T586] freed 4096-byte region [ffff88800bbd9000, ffff88800bbda000)
[ 75.226913][ T586]
[ 75.227051][ T586] The buggy address belongs to the physical page:
[ 75.227382][ T586] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0xbbd8
[ 75.227867][ T586] head: order:3 mapcount:0 entire_mapcount:0 nr_pages_mapped:0 pincount:0
[ 75.228480][ T586] flags: 0x80000000000040(head|node=0|zone=1)
[ 75.228852][ T586] page_type: f5(slab)
[ 75.229071][ T586] raw: 0080000000000040 ffff888001043700 ffffea0000232610 ffffea0000175010
[ 75.229750][ T586] raw: 0000000000000000 0000000000020002 00000000f5000000 0000000000000000
[ 75.230241][ T586] head: 0080000000000040 ffff888001043700 ffffea0000232610 ffffea0000175010
[ 75.230921][ T586] head: 0000000000000000 0000000000020002 00000000f5000000 0000000000000000
[ 75.231411][ T586] head: 0080000000000003 ffffea00002ef601 00000000ffffffff 00000000ffffffff
[ 75.231904][ T586] head: 0000000000000000 0000000000000000 00000000ffffffff 0000000000000000
[ 75.232390][ T586] page dumped because: kasan: bad access detected
[ 75.232739][ T586]
[ 75.232877][ T586] Memory state around the buggy address:
[ 75.233311][ T586] ffff88800bbd9580: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[ 75.233718][ T586] ffff88800bbd9600: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[ 75.234122][ T586] >ffff88800bbd9680: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[ 75.234879][ T586] ^
[ 75.235144][ T586] ffff88800bbd9700: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[ 75.235540][ T586] ffff88800bbd9780: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[ 75.236127][ T586] ==================================================================
[ 75.236849][ T586] Disabling lock debugging due to kernel taint
[ 75.237138][ T586] ------------[ cut here ]------------
[ 75.237320][ T586] refcount_t: underflow; use-after-free.
[ 75.237534][ T586] WARNING: CPU: 0 PID: 586 at lib/refcount.c:28 refcount_warn_saturate+0x16f/0x1b0
[ 75.238312][ T586] Modules linked in: cls_flower act_mirred dummy bridge stp llc ip6_gre ip6_tunnel tunnel6 act_gact cls_matchall sch_ingress ip_gre gre vrf veth
[ 75.238875][ T586] CPU: 0 UID: 0 PID: 586 Comm: ip Tainted: G B 6.18.0-rc4-virtme #1 PREEMPT(full)
[ 75.239242][ T586] Tainted: [B]=BAD_PAGE
[ 75.239406][ T586] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 75.239636][ T586] RIP: 0010:refcount_warn_saturate+0x16f/0x1b0
[ 75.239880][ T586] 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 e5 94 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
[ 75.240555][ T586] RSP: 0018:ffffc900010471f0 EFLAGS: 00010286
[ 75.240793][ T586] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000
[ 75.241071][ T586] RDX: 0000000000000002 RSI: 0000000000000004 RDI: 0000000000000001
[ 75.241389][ T586] RBP: 0000000000000003 R08: 0000000000000000 R09: fffffbfff2afe134
[ 75.241665][ T586] R10: 0000000000000003 R11: ffffc90001046d80 R12: 0000000000000001
[ 75.241947][ T586] R13: dffffc0000000000 R14: dead000000000122 R15: dead000000000100
[ 75.242230][ T586] FS: 00007f67078ba800(0000) GS:ffff88809f5f2000(0000) knlGS:0000000000000000
[ 75.242658][ T586] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 75.242905][ T586] CR2: 00007fe1e64e2b40 CR3: 00000000102a4005 CR4: 0000000000772ef0
[ 75.243165][ T586] PKRU: 55555554
[ 75.243302][ T586] Call Trace:
[ 75.243552][ T586]
[ 75.243647][ T586] netdev_run_todo+0x5f0/0xc60
[ 75.243836][ T586] ? dev_ingress_queue_create+0x190/0x190
[ 75.244021][ T586] ? generic_xdp_install+0x410/0x410
[ 75.244297][ T586] ? vrf_dellink+0xff/0x150 [vrf]
[ 75.244487][ T586] ? vrf_map_unregister_dev+0x480/0x480 [vrf]
[ 75.244705][ T586] ? __lock_acquire+0x449/0x7e0
[ 75.244956][ T586] rtnl_dellink+0x350/0xa30
[ 75.245374][ T586] ? valid_bridge_getlink_req.constprop.0+0x640/0x640
[ 75.245711][ T586] ? find_held_lock+0x2b/0x80
[ 75.245995][ T586] ? __lock_acquire+0x449/0x7e0
[ 75.246269][ T586] ? find_held_lock+0x2b/0x80
[ 75.246549][ T586] ? rtnetlink_rcv_msg+0x6e6/0xc00
[ 75.246866][ T586] ? __lock_release+0x5d/0x170
[ 75.247325][ T586] ? valid_bridge_getlink_req.constprop.0+0x640/0x640
[ 75.247681][ T586] rtnetlink_rcv_msg+0x709/0xc00
[ 75.248343][ T586] ? rtnl_port_fill+0x850/0x850
[ 75.248621][ T586] ? __lock_acquire+0x449/0x7e0
[ 75.248952][ T586] netlink_rcv_skb+0x121/0x340
[ 75.249430][ T586] ? rtnl_port_fill+0x850/0x850
[ 75.249721][ T586] ? netlink_ack+0xdd0/0xdd0
[ 75.250206][ T586] ? netlink_deliver_tap+0x13e/0x340
[ 75.250487][ T586] ? netlink_deliver_tap+0xc3/0x340
[ 75.250726][ T586] netlink_unicast+0x4aa/0x780
[ 75.251210][ T586] ? netlink_attachskb+0x810/0x810
[ 75.251501][ T586] ? __lock_acquire+0x449/0x7e0
[ 75.251780][ T586] netlink_sendmsg+0x714/0xbd0
[ 75.252258][ T586] ? netlink_unicast+0x780/0x780
[ 75.252542][ T586] ? __import_iovec+0x230/0x3b0
[ 75.252838][ T586] ? netlink_unicast+0x780/0x780
[ 75.253119][ T586] ____sys_sendmsg+0x3dd/0x890
[ 75.253396][ T586] ? get_timestamp.constprop.0+0x380/0x380
[ 75.253950][ T586] ? __copy_msghdr+0x3c0/0x3c0
[ 75.254254][ T586] ___sys_sendmsg+0xed/0x170
[ 75.254523][ T586] ? kasan_record_aux_stack+0x8c/0xa0
[ 75.254979][ T586] ? __call_rcu_common.constprop.0+0xa8/0x630
[ 75.255323][ T586] ? copy_msghdr_from_user+0x110/0x110
[ 75.255604][ T586] ? find_held_lock+0x2b/0x80
[ 75.255903][ T586] ? __lock_acquire+0x449/0x7e0
[ 75.256359][ T586] ? find_held_lock+0x2b/0x80
[ 75.256656][ T586] ? __virt_addr_valid+0x22a/0x450
[ 75.256946][ T586] ? __lock_release+0x5d/0x170
[ 75.257224][ T586] __sys_sendmsg+0x10b/0x1a0
[ 75.257693][ T586] ? __call_rcu_common.constprop.0+0x318/0x630
[ 75.258069][ T586] ? __sys_sendmsg_sock+0x20/0x20
[ 75.258361][ T586] ? rcu_is_watching+0x12/0xb0
[ 75.258651][ T586] do_syscall_64+0xc1/0xfd0
[ 75.259153][ T586] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 75.259522][ T586] RIP: 0033:0x7f6707a881d7
[ 75.259841][ T586] 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
[ 75.261018][ T586] RSP: 002b:00007ffcb5d88b18 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 75.261452][ T586] RAX: ffffffffffffffda RBX: 00007ffcb5d89240 RCX: 00007f6707a881d7
[ 75.262072][ T586] RDX: 0000000000000000 RSI: 00007ffcb5d88b80 RDI: 0000000000000005
[ 75.262494][ T586] RBP: 0000000000000002 R08: 0000000000000003 R09: 0000000000000078
[ 75.262929][ T586] R10: 00007f6707984f60 R11: 0000000000000246 R12: 0000000000000002
[ 75.263347][ T586] R13: 00000000690df73b R14: 0000000000499600 R15: 0000000000000000
[ 75.263778][ T586]
[ 75.264185][ T586] irq event stamp: 51463
[ 75.264395][ T586] hardirqs last enabled at (51463): [] finish_task_switch.isra.0+0x245/0x960
[ 75.264958][ T586] hardirqs last disabled at (51462): [] __schedule+0x94a/0x1b10
[ 75.265621][ T586] softirqs last enabled at (51436): [] handle_softirqs+0x352/0x610
[ 75.266122][ T586] softirqs last disabled at (51427): [] irq_exit_rcu+0xab/0x100
[ 75.266780][ T586] ---[ end trace 0000000000000000 ]---
[ 76.332224][ T600] br1: port 1(veth1) entered disabled state
[ 76.392653][ T601] br1: port 2(veth2) entered disabled state
[ 76.478748][ T602] veth2: left allmulticast mode
[ 76.480386][ T602] veth2: left promiscuous mode
[ 76.480973][ T602] br1: port 2(veth2) entered disabled state
[ 76.482872][ T602] veth1: left allmulticast mode
[ 76.483210][ T602] veth1: left promiscuous mode
[ 76.483732][ T602] br1: port 1(veth1) entered disabled state