[ 2.625499] 8021q: 802.1Q VLAN Support v1.8 [ 3.046188] GACT probability NOT on [ 3.223802] br10: port 1(veth1.10) entered blocking state [ 3.223892] br10: port 1(veth1.10) entered disabled state [ 3.224044] veth1.10: entered allmulticast mode [ 3.224107] veth1: entered allmulticast mode [ 3.224203] veth1.10: entered promiscuous mode [ 3.224266] veth1: entered promiscuous mode [ 3.283784] br11: port 1(veth1.11) entered blocking state [ 3.283868] br11: port 1(veth1.11) entered disabled state [ 3.283939] veth1.11: entered allmulticast mode [ 3.284042] veth1.11: entered promiscuous mode [ 3.392210] br10: port 2(veth2.10) entered blocking state [ 3.392294] br10: port 2(veth2.10) entered disabled state [ 3.392374] veth2.10: entered allmulticast mode [ 3.392436] veth2: entered allmulticast mode [ 3.392527] veth2.10: entered promiscuous mode [ 3.392583] veth2: entered promiscuous mode [ 3.450119] br11: port 2(veth2.11) entered blocking state [ 3.450214] br11: port 2(veth2.11) entered disabled state [ 3.450288] veth2.11: entered allmulticast mode [ 3.450406] veth2.11: entered promiscuous mode [ 3.503987] br10: port 2(veth2.10) entered blocking state [ 3.504054] br10: port 2(veth2.10) entered forwarding state [ 3.504097] br10: port 1(veth1.10) entered blocking state [ 3.504156] br10: port 1(veth1.10) entered forwarding state [ 3.519286] br11: port 2(veth2.11) entered blocking state [ 3.519393] br11: port 2(veth2.11) entered forwarding state [ 3.519493] br11: port 1(veth1.11) entered blocking state [ 3.519548] br11: port 1(veth1.11) entered forwarding state [ 75.819424] br11: port 2(veth2.11) entered disabled state [ 75.819575] br11: port 1(veth1.11) entered disabled state [ 75.831787] br10: port 2(veth2.10) entered disabled state [ 75.831873] br10: port 1(veth1.10) entered disabled state [ 75.857727] veth2.11: left allmulticast mode [ 75.857845] veth2.11: left promiscuous mode [ 75.857919] br11: port 2(veth2.11) entered disabled state [ 75.881403] ------------[ cut here ]------------ [ 75.881526] refcount_t: underflow; use-after-free. [ 75.881619] WARNING: CPU: 3 PID: 835 at lib/refcount.c:28 refcount_warn_saturate+0xbc/0x110 [ 75.881729] Modules linked in: sch_tbf sch_prio bridge stp llc act_gact cls_flower sch_ingress 8021q vrf veth [ 75.881863] CPU: 3 UID: 0 PID: 835 Comm: ip Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 75.881962] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 75.882029] RIP: 0010:refcount_warn_saturate+0xbc/0x110 [ 75.882086] Code: a0 e8 18 df ba ff 90 0f 0b 90 90 c3 80 3d f9 da eb 00 00 75 89 c6 05 f0 da eb 00 01 90 48 c7 c7 28 e0 b1 a0 e8 f5 de ba ff 90 <0f> 0b 90 90 c3 80 3d d4 da eb 00 00 0f 85 62 ff ff ff c6 05 c7 da [ 75.882271] RSP: 0018:ffff9d9f80b3f730 EFLAGS: 00010282 [ 75.882338] RAX: 0000000000000000 RBX: ffff9d9f80b3f740 RCX: 00000000ffffdfff [ 75.882419] RDX: 0000000000000000 RSI: 00000000ffffffea RDI: 0000000000000001 [ 75.882500] RBP: ffff9d9f80b3f248 R08: ffffffffa0f56a28 R09: 00000000ffffdfff [ 75.882579] R10: ffffffffa0e76a40 R11: ffffffffa0f26a40 R12: dead000000000122 [ 75.882657] R13: 00000000fffc9400 R14: 0000000000000001 R15: ffff8cd746ce3000 [ 75.882738] FS: 00007fdd480cf800(0000) GS:ffff8cd7dd759000(0000) knlGS:0000000000000000 [ 75.882821] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 75.882885] CR2: 00000000004e5670 CR3: 0000000008664002 CR4: 0000000000772ef0 [ 75.882964] PKRU: 55555554 [ 75.882989] Call Trace: [ 75.883028] [ 75.883056] netdev_run_todo+0x21a/0x550 [ 75.883115] rtnl_dellink+0x15b/0x350 [ 75.883167] ? virtio_fs_enqueue_req+0x352/0x570 [ 75.883236] ? netdev_run_todo+0x63/0x550 [ 75.883275] ? rtnl_bridge_getlink+0x1a0/0x1a0 [ 75.883335] rtnetlink_rcv_msg+0x358/0x400 [ 75.883377] ? get_page_from_freelist+0x15b4/0x1770 [ 75.883440] ? rtnl_calcit.isra.0+0x110/0x110 [ 75.883491] netlink_rcv_skb+0x57/0x100 [ 75.883540] netlink_unicast+0x252/0x380 [ 75.883578] ? __alloc_skb+0xdb/0x190 [ 75.883623] netlink_sendmsg+0x1be/0x3e0 [ 75.883664] ____sys_sendmsg+0x132/0x260 [ 75.883720] ? copy_msghdr_from_user+0x6c/0xa0 [ 75.883784] ___sys_sendmsg+0x87/0xd0 [ 75.883835] ? do_wp_page+0x369/0xe90 [ 75.883882] ? ___pte_offset_map+0x1b/0xd0 [ 75.883921] ? nfulnl_rcv_nl_event+0x36/0xa0 [ 75.883982] ? fsnotify_grab_connector+0x48/0x80 [ 75.884042] ? fsnotify_destroy_marks+0x29/0x150 [ 75.884094] __sys_sendmsg+0x71/0xd0 [ 75.884135] do_syscall_64+0xa4/0xfd0 [ 75.884185] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 75.884248] RIP: 0033:0x7fdd4829d1d7 [ 75.884292] 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 [ 75.884481] RSP: 002b:00007ffc7e65d5e8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 75.884563] RAX: ffffffffffffffda RBX: 00007ffc7e65dd10 RCX: 00007fdd4829d1d7 [ 75.884642] RDX: 0000000000000000 RSI: 00007ffc7e65d650 RDI: 0000000000000005 [ 75.884721] RBP: 0000000000000002 R08: 0000000000000003 R09: 0000000000000078 [ 75.884801] R10: 00007fdd48199f60 R11: 0000000000000246 R12: 0000000000000002 [ 75.884878] R13: 00000000690de5fc R14: 0000000000499600 R15: 0000000000000000 [ 75.884957] [ 75.884982] ---[ end trace 0000000000000000 ]--- [ 75.885515] ip (835) used greatest stack depth: 11744 bytes left [ 75.914401] veth2.10: left allmulticast mode [ 75.914470] veth2: left allmulticast mode [ 75.914512] veth2.10: left promiscuous mode [ 75.914542] veth2: left promiscuous mode [ 75.914581] br10: port 2(veth2.10) entered disabled state [ 75.998209] veth1.11: left allmulticast mode [ 75.998370] veth1.11: left promiscuous mode [ 75.998451] br11: port 1(veth1.11) entered disabled state [ 76.050250] veth1.10: left allmulticast mode [ 76.050322] veth1: left allmulticast mode [ 76.050356] veth1.10: left promiscuous mode [ 76.050386] veth1: left promiscuous mode [ 76.050425] br10: port 1(veth1.10) entered disabled state