[ 20.645742][ T318] Mirror/redirect action on
[ 20.784408][ C0] tc mirred to Houston: device veth2 is down
[ 20.788367][ C0] tc mirred to Houston: device veth2 is down
[ 21.185954][ C0] tc mirred to Houston: device veth2 is down
[ 21.194476][ C0] tc mirred to Houston: device veth2 is down
[ 21.795808][ C3] tc mirred to Houston: device veth3 is down
[ 21.977653][ C3] tc mirred to Houston: device veth3 is down
[ 22.089719][ C3] tc mirred to Houston: device veth3 is down
[ 22.218385][ C3] tc mirred to Houston: device veth2 is down
[ 22.219289][ C3] tc mirred to Houston: device veth2 is down
[ 33.712272][ T383] ==================================================================
[ 33.712567][ T383] BUG: KASAN: slab-use-after-free in kobject_put+0xbb/0xd0
[ 33.712824][ T383] Read of size 1 at addr ffff88800516c6ac by task ip/383
[ 33.713028][ T383]
[ 33.713114][ T383] CPU: 2 UID: 0 PID: 383 Comm: ip Not tainted 6.18.0-rc4-virtme #1 PREEMPT(full)
[ 33.713119][ T383] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 33.713121][ T383] Call Trace:
[ 33.713124][ T383]
[ 33.713126][ T383] dump_stack_lvl+0x82/0xc0
[ 33.713133][ T383] print_address_description.constprop.0+0x2c/0x3a0
[ 33.713141][ T383] ? kobject_put+0xbb/0xd0
[ 33.713145][ T383] print_report+0xb4/0x270
[ 33.713148][ T383] ? kobject_put+0xbb/0xd0
[ 33.713151][ T383] ? kasan_addr_to_slab+0x21/0x70
[ 33.713154][ T383] ? kobject_put+0xbb/0xd0
[ 33.713157][ T383] kasan_report+0xca/0x100
[ 33.713161][ T383] ? kobject_put+0xbb/0xd0
[ 33.713166][ T383] kobject_put+0xbb/0xd0
[ 33.713170][ T383] netdev_run_todo+0x5f0/0xc60
[ 33.713175][ T383] ? dev_ingress_queue_create+0x190/0x190
[ 33.713179][ T383] ? generic_xdp_install+0x410/0x410
[ 33.713183][ T383] ? vrf_dellink+0xff/0x150 [vrf]
[ 33.713194][ T383] ? vrf_map_unregister_dev+0x480/0x480 [vrf]
[ 33.713198][ T383] ? __lock_acquire+0x449/0x7e0
[ 33.713209][ T383] rtnl_dellink+0x350/0xa30
[ 33.713214][ T383] ? valid_bridge_getlink_req.constprop.0+0x640/0x640
[ 33.713234][ T383] ? find_held_lock+0x2b/0x80
[ 33.713239][ T383] ? __lock_acquire+0x449/0x7e0
[ 33.713244][ T383] ? find_held_lock+0x2b/0x80
[ 33.713248][ T383] ? rtnetlink_rcv_msg+0x6e6/0xc00
[ 33.713251][ T383] ? __lock_release+0x5d/0x170
[ 33.713256][ T383] ? valid_bridge_getlink_req.constprop.0+0x640/0x640
[ 33.713259][ T383] rtnetlink_rcv_msg+0x709/0xc00
[ 33.713262][ T383] ? rtnl_port_fill+0x850/0x850
[ 33.713265][ T383] ? __lock_acquire+0x449/0x7e0
[ 33.713272][ T383] netlink_rcv_skb+0x121/0x340
[ 33.713277][ T383] ? rtnl_port_fill+0x850/0x850
[ 33.713281][ T383] ? netlink_ack+0xdd0/0xdd0
[ 33.713287][ T383] ? netlink_deliver_tap+0x13e/0x340
[ 33.713290][ T383] ? netlink_deliver_tap+0xc3/0x340
[ 33.713294][ T383] netlink_unicast+0x4aa/0x780
[ 33.713298][ T383] ? netlink_attachskb+0x810/0x810
[ 33.713302][ T383] ? __lock_acquire+0x449/0x7e0
[ 33.713308][ T383] netlink_sendmsg+0x714/0xbd0
[ 33.713312][ T383] ? netlink_unicast+0x780/0x780
[ 33.713315][ T383] ? __import_iovec+0x230/0x3b0
[ 33.713323][ T383] ? netlink_unicast+0x780/0x780
[ 33.713326][ T383] ____sys_sendmsg+0x3dd/0x890
[ 33.713333][ T383] ? get_timestamp.constprop.0+0x380/0x380
[ 33.713336][ T383] ? __copy_msghdr+0x3c0/0x3c0
[ 33.713344][ T383] ___sys_sendmsg+0xed/0x170
[ 33.713347][ T383] ? kasan_record_aux_stack+0x8c/0xa0
[ 33.713350][ T383] ? __call_rcu_common.constprop.0+0xa8/0x630
[ 33.713356][ T383] ? copy_msghdr_from_user+0x110/0x110
[ 33.713361][ T383] ? find_held_lock+0x2b/0x80
[ 33.713365][ T383] ? __lock_acquire+0x449/0x7e0
[ 33.713371][ T383] ? find_held_lock+0x2b/0x80
[ 33.713374][ T383] ? __virt_addr_valid+0x22a/0x450
[ 33.713379][ T383] ? __lock_release+0x5d/0x170
[ 33.713385][ T383] __sys_sendmsg+0x10b/0x1a0
[ 33.713388][ T383] ? __call_rcu_common.constprop.0+0x318/0x630
[ 33.713392][ T383] ? __sys_sendmsg_sock+0x20/0x20
[ 33.713399][ T383] ? rcu_is_watching+0x12/0xb0
[ 33.713403][ T383] do_syscall_64+0xc1/0xfd0
[ 33.713408][ T383] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 33.713412][ T383] RIP: 0033:0x7f429a2511d7
[ 33.713417][ T383] 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
[ 33.713420][ T383] RSP: 002b:00007fff785703c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 33.713424][ T383] RAX: ffffffffffffffda RBX: 00007fff78570af0 RCX: 00007f429a2511d7
[ 33.713427][ T383] RDX: 0000000000000000 RSI: 00007fff78570430 RDI: 0000000000000005
[ 33.713428][ T383] RBP: 0000000000000002 R08: 0000000000000003 R09: 0000000000000078
[ 33.713430][ T383] R10: 00007f429a14df60 R11: 0000000000000246 R12: 0000000000000002
[ 33.713432][ T383] R13: 00000000690dfb1c R14: 0000000000499600 R15: 0000000000000000
[ 33.713438][ T383]
[ 33.713440][ T383]
[ 33.725713][ T383] Allocated by task 302:
[ 33.725848][ T383] kasan_save_stack+0x24/0x40
[ 33.726020][ T383] kasan_save_track+0x14/0x30
[ 33.726186][ T383] __kasan_kmalloc+0x7b/0x90
[ 33.726349][ T383] __kvmalloc_node_noprof+0x2e5/0x8e0
[ 33.726517][ T383] alloc_netdev_mqs+0x7d/0x1370
[ 33.726692][ T383] rtnl_create_link+0xa9e/0xe20
[ 33.726857][ T383] rtnl_newlink_create+0x203/0x770
[ 33.727022][ T383] __rtnl_newlink+0x231/0xa30
[ 33.727189][ T383] rtnl_newlink+0x693/0xa60
[ 33.727351][ T383] rtnetlink_rcv_msg+0x709/0xc00
[ 33.727532][ T383] netlink_rcv_skb+0x121/0x340
[ 33.727695][ T383] netlink_unicast+0x4aa/0x780
[ 33.727861][ T383] netlink_sendmsg+0x714/0xbd0
[ 33.728024][ T383] ____sys_sendmsg+0x3dd/0x890
[ 33.728197][ T383] ___sys_sendmsg+0xed/0x170
[ 33.728363][ T383] __sys_sendmsg+0x10b/0x1a0
[ 33.728525][ T383] do_syscall_64+0xc1/0xfd0
[ 33.728691][ T383] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 33.728896][ T383]
[ 33.728980][ T383] Freed by task 383:
[ 33.729106][ T383] kasan_save_stack+0x24/0x40
[ 33.729272][ T383] kasan_save_track+0x14/0x30
[ 33.729432][ T383] __kasan_save_free_info+0x3b/0x60
[ 33.729606][ T383] __kasan_slab_free+0x3f/0x60
[ 33.729774][ T383] kfree+0x21d/0x540
[ 33.729903][ T383] device_release+0x9c/0x210
[ 33.730077][ T383] kobject_cleanup+0xfe/0x360
[ 33.730243][ T383] netdev_run_todo+0x81f/0xc60
[ 33.730409][ T383] rtnl_dellink+0x350/0xa30
[ 33.730574][ T383] rtnetlink_rcv_msg+0x709/0xc00
[ 33.730740][ T383] netlink_rcv_skb+0x121/0x340
[ 33.730914][ T383] netlink_unicast+0x4aa/0x780
[ 33.731078][ T383] netlink_sendmsg+0x714/0xbd0
[ 33.731239][ T383] ____sys_sendmsg+0x3dd/0x890
[ 33.731421][ T383] ___sys_sendmsg+0xed/0x170
[ 33.731590][ T383] __sys_sendmsg+0x10b/0x1a0
[ 33.731776][ T383] do_syscall_64+0xc1/0xfd0
[ 33.731943][ T383] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 33.732145][ T383]
[ 33.732231][ T383] The buggy address belongs to the object at ffff88800516c000
[ 33.732231][ T383] which belongs to the cache kmalloc-4k of size 4096
[ 33.732635][ T383] The buggy address is located 1708 bytes inside of
[ 33.732635][ T383] freed 4096-byte region [ffff88800516c000, ffff88800516d000)
[ 33.733038][ T383]
[ 33.733123][ T383] The buggy address belongs to the physical page:
[ 33.733330][ T383] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x5168
[ 33.733621][ T383] head: order:3 mapcount:0 entire_mapcount:0 nr_pages_mapped:0 pincount:0
[ 33.733872][ T383] flags: 0x80000000000040(head|node=0|zone=1)
[ 33.734089][ T383] page_type: f5(slab)
[ 33.734221][ T383] raw: 0080000000000040 ffff888001043700 ffffea000023a010 ffffea00000a3210
[ 33.734525][ T383] raw: 0000000000000000 0000000000020002 00000000f5000000 0000000000000000
[ 33.734820][ T383] head: 0080000000000040 ffff888001043700 ffffea000023a010 ffffea00000a3210
[ 33.735119][ T383] head: 0000000000000000 0000000000020002 00000000f5000000 0000000000000000
[ 33.735410][ T383] head: 0080000000000003 ffffea0000145a01 00000000ffffffff 00000000ffffffff
[ 33.735698][ T383] head: 0000000000000000 0000000000000000 00000000ffffffff 0000000000000000
[ 33.735993][ T383] page dumped because: kasan: bad access detected
[ 33.736199][ T383]
[ 33.736282][ T383] Memory state around the buggy address:
[ 33.736443][ T383] ffff88800516c580: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[ 33.736685][ T383] ffff88800516c600: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[ 33.736931][ T383] >ffff88800516c680: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[ 33.737168][ T383] ^
[ 33.737330][ T383] ffff88800516c700: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[ 33.737565][ T383] ffff88800516c780: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[ 33.737804][ T383] ==================================================================
[ 33.738387][ T383] Disabling lock debugging due to kernel taint
[ 33.738671][ T383] ------------[ cut here ]------------
[ 33.738850][ T383] refcount_t: underflow; use-after-free.
[ 33.739064][ T383] WARNING: CPU: 3 PID: 383 at lib/refcount.c:28 refcount_warn_saturate+0x16f/0x1b0
[ 33.739377][ T383] Modules linked in: cls_flower act_mirred act_vlan act_mpls cls_matchall sch_ingress vrf veth
[ 33.739762][ T383] CPU: 3 UID: 0 PID: 383 Comm: ip Tainted: G B 6.18.0-rc4-virtme #1 PREEMPT(full)
[ 33.740126][ T383] Tainted: [B]=BAD_PAGE
[ 33.740262][ T383] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 33.740482][ T383] RIP: 0010:refcount_warn_saturate+0x16f/0x1b0
[ 33.740715][ T383] 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 95 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
[ 33.741340][ T383] RSP: 0018:ffffc900009971f0 EFLAGS: 00010286
[ 33.741562][ T383] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000
[ 33.741847][ T383] RDX: 0000000000000002 RSI: 0000000000000004 RDI: 0000000000000001
[ 33.742114][ T383] RBP: 0000000000000003 R08: 0000000000000000 R09: fffffbfff2cbe134
[ 33.742375][ T383] R10: 0000000000000003 R11: ffffc90000996d80 R12: 0000000000000001
[ 33.742635][ T383] R13: dffffc0000000000 R14: dead000000000122 R15: dead000000000100
[ 33.742900][ T383] FS: 00007f429a083800(0000) GS:ffff88809e972000(0000) knlGS:0000000000000000
[ 33.743209][ T383] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 33.743438][ T383] CR2: 0000555d6264adec CR3: 000000000e0a9005 CR4: 0000000000772ef0
[ 33.743711][ T383] PKRU: 55555554
[ 33.743853][ T383] Call Trace:
[ 33.743985][ T383]
[ 33.744080][ T383] netdev_run_todo+0x5f0/0xc60
[ 33.744266][ T383] ? dev_ingress_queue_create+0x190/0x190
[ 33.744443][ T383] ? generic_xdp_install+0x410/0x410
[ 33.744620][ T383] ? vrf_dellink+0xff/0x150 [vrf]
[ 33.744798][ T383] ? vrf_map_unregister_dev+0x480/0x480 [vrf]
[ 33.745025][ T383] ? __lock_acquire+0x449/0x7e0
[ 33.745221][ T383] rtnl_dellink+0x350/0xa30
[ 33.745395][ T383] ? valid_bridge_getlink_req.constprop.0+0x640/0x640
[ 33.745628][ T383] ? find_held_lock+0x2b/0x80
[ 33.745802][ T383] ? __lock_acquire+0x449/0x7e0
[ 33.745980][ T383] ? find_held_lock+0x2b/0x80
[ 33.746158][ T383] ? rtnetlink_rcv_msg+0x6e6/0xc00
[ 33.746333][ T383] ? __lock_release+0x5d/0x170
[ 33.746518][ T383] ? valid_bridge_getlink_req.constprop.0+0x640/0x640
[ 33.746748][ T383] rtnetlink_rcv_msg+0x709/0xc00
[ 33.746930][ T383] ? rtnl_port_fill+0x850/0x850
[ 33.747109][ T383] ? __lock_acquire+0x449/0x7e0
[ 33.747286][ T383] netlink_rcv_skb+0x121/0x340
[ 33.747473][ T383] ? rtnl_port_fill+0x850/0x850
[ 33.747648][ T383] ? netlink_ack+0xdd0/0xdd0
[ 33.747823][ T383] ? netlink_deliver_tap+0x13e/0x340
[ 33.748008][ T383] ? netlink_deliver_tap+0xc3/0x340
[ 33.748197][ T383] netlink_unicast+0x4aa/0x780
[ 33.748371][ T383] ? netlink_attachskb+0x810/0x810
[ 33.748544][ T383] ? __lock_acquire+0x449/0x7e0
[ 33.748720][ T383] netlink_sendmsg+0x714/0xbd0
[ 33.748999][ T383] ? netlink_unicast+0x780/0x780
[ 33.749178][ T383] ? __import_iovec+0x230/0x3b0
[ 33.749364][ T383] ? netlink_unicast+0x780/0x780
[ 33.749543][ T383] ____sys_sendmsg+0x3dd/0x890
[ 33.749832][ T383] ? get_timestamp.constprop.0+0x380/0x380
[ 33.750084][ T383] ? __copy_msghdr+0x3c0/0x3c0
[ 33.750284][ T383] ___sys_sendmsg+0xed/0x170
[ 33.750562][ T383] ? kasan_record_aux_stack+0x8c/0xa0
[ 33.750749][ T383] ? __call_rcu_common.constprop.0+0xa8/0x630
[ 33.750972][ T383] ? copy_msghdr_from_user+0x110/0x110
[ 33.751158][ T383] ? find_held_lock+0x2b/0x80
[ 33.751456][ T383] ? __lock_acquire+0x449/0x7e0
[ 33.751636][ T383] ? find_held_lock+0x2b/0x80
[ 33.751822][ T383] ? __virt_addr_valid+0x22a/0x450
[ 33.752005][ T383] ? __lock_release+0x5d/0x170
[ 33.752289][ T383] __sys_sendmsg+0x10b/0x1a0
[ 33.752465][ T383] ? __call_rcu_common.constprop.0+0x318/0x630
[ 33.752683][ T383] ? __sys_sendmsg_sock+0x20/0x20
[ 33.752860][ T383] ? rcu_is_watching+0x12/0xb0
[ 33.753141][ T383] do_syscall_64+0xc1/0xfd0
[ 33.753319][ T383] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 33.753554][ T383] RIP: 0033:0x7f429a2511d7
[ 33.753738][ T383] 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
[ 33.754488][ T383] RSP: 002b:00007fff785703c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 33.754860][ T383] RAX: ffffffffffffffda RBX: 00007fff78570af0 RCX: 00007f429a2511d7
[ 33.755138][ T383] RDX: 0000000000000000 RSI: 00007fff78570430 RDI: 0000000000000005
[ 33.755463][ T383] RBP: 0000000000000002 R08: 0000000000000003 R09: 0000000000000078
[ 33.755833][ T383] R10: 00007f429a14df60 R11: 0000000000000246 R12: 0000000000000002
[ 33.756095][ T383] R13: 00000000690dfb1c R14: 0000000000499600 R15: 0000000000000000
[ 33.756450][ T383]
[ 33.756622][ T383] irq event stamp: 43615
[ 33.756749][ T383] hardirqs last enabled at (43615): [] finish_task_switch.isra.0+0x245/0x960
[ 33.757206][ T383] hardirqs last disabled at (43614): [] __schedule+0x94a/0x1b10
[ 33.757516][ T383] softirqs last enabled at (43412): [] handle_softirqs+0x352/0x610
[ 33.757806][ T383] softirqs last disabled at (43405): [] irq_exit_rcu+0xab/0x100
[ 33.758206][ T383] ---[ end trace 0000000000000000 ]---