[ 2.470755] 8021q: 802.1Q VLAN Support v1.8 [ 2.926996] GACT probability NOT on [ 3.096811] br10: port 1(veth1.10) entered blocking state [ 3.096938] br10: port 1(veth1.10) entered disabled state [ 3.097028] veth1.10: entered allmulticast mode [ 3.097094] veth1: entered allmulticast mode [ 3.097188] veth1.10: entered promiscuous mode [ 3.097277] veth1: entered promiscuous mode [ 3.153493] br11: port 1(veth1.11) entered blocking state [ 3.153547] br11: port 1(veth1.11) entered disabled state [ 3.153600] veth1.11: entered allmulticast mode [ 3.153681] veth1.11: entered promiscuous mode [ 3.246325] br10: port 2(veth2.10) entered blocking state [ 3.246393] br10: port 2(veth2.10) entered disabled state [ 3.246447] veth2.10: entered allmulticast mode [ 3.246495] veth2: entered allmulticast mode [ 3.246577] veth2.10: entered promiscuous mode [ 3.246618] veth2: entered promiscuous mode [ 3.302766] br11: port 2(veth2.11) entered blocking state [ 3.302862] br11: port 2(veth2.11) entered disabled state [ 3.302950] veth2.11: entered allmulticast mode [ 3.303044] veth2.11: entered promiscuous mode [ 3.352498] br10: port 2(veth2.10) entered blocking state [ 3.352563] br10: port 2(veth2.10) entered forwarding state [ 3.352609] br10: port 1(veth1.10) entered blocking state [ 3.352649] br10: port 1(veth1.10) entered forwarding state [ 3.367362] br11: port 2(veth2.11) entered blocking state [ 3.367449] br11: port 2(veth2.11) entered forwarding state [ 3.367514] br11: port 1(veth1.11) entered blocking state [ 3.367572] br11: port 1(veth1.11) entered forwarding state [ 75.551353] br11: port 2(veth2.11) entered disabled state [ 75.551470] br11: port 1(veth1.11) entered disabled state [ 75.565575] br10: port 2(veth2.10) entered disabled state [ 75.565672] br10: port 1(veth1.10) entered disabled state [ 75.592152] veth2.11: left allmulticast mode [ 75.592277] veth2.11: left promiscuous mode [ 75.592342] br11: port 2(veth2.11) entered disabled state [ 75.617277] ------------[ cut here ]------------ [ 75.617373] refcount_t: underflow; use-after-free. [ 75.617439] WARNING: CPU: 0 PID: 834 at lib/refcount.c:28 refcount_warn_saturate+0xbc/0x110 [ 75.617504] Modules linked in: sch_tbf sch_prio bridge stp llc act_gact cls_flower sch_ingress 8021q vrf veth [ 75.617591] CPU: 0 UID: 0 PID: 834 Comm: ip Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 75.617659] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 75.617717] RIP: 0010:refcount_warn_saturate+0xbc/0x110 [ 75.617768] Code: 88 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 91 88 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 [ 75.617912] RSP: 0018:ffffb07dc09e7730 EFLAGS: 00010282 [ 75.617961] RAX: 0000000000000000 RBX: ffffb07dc09e7740 RCX: 00000000ffffdfff [ 75.618016] RDX: 0000000000000000 RSI: 00000000ffffffea RDI: 0000000000000001 [ 75.618076] RBP: ffffb07dc09e7248 R08: ffffffff88d56a28 R09: 00000000ffffdfff [ 75.618139] R10: ffffffff88c76a40 R11: ffffffff88d26a40 R12: dead000000000122 [ 75.618206] R13: 00000000fffc92f7 R14: 0000000000000001 R15: ffff96b5c2d62000 [ 75.618290] FS: 00007f4170abb800(0000) GS:ffff96b6757d9000(0000) knlGS:0000000000000000 [ 75.618355] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 75.618404] CR2: 00000000004e5670 CR3: 0000000003699001 CR4: 0000000000772ef0 [ 75.618461] PKRU: 55555554 [ 75.618482] Call Trace: [ 75.618500] [ 75.618516] netdev_run_todo+0x21a/0x550 [ 75.618556] rtnl_dellink+0x15b/0x350 [ 75.618594] ? virtio_fs_enqueue_req+0x352/0x570 [ 75.618637] ? netdev_run_todo+0x63/0x550 [ 75.618668] ? rtnl_bridge_getlink+0x1a0/0x1a0 [ 75.618715] rtnetlink_rcv_msg+0x358/0x400 [ 75.618742] ? get_page_from_freelist+0x15b4/0x1770 [ 75.618794] ? rtnl_calcit.isra.0+0x110/0x110 [ 75.618833] netlink_rcv_skb+0x57/0x100 [ 75.618872] netlink_unicast+0x252/0x380 [ 75.618903] ? __alloc_skb+0xdb/0x190 [ 75.618935] netlink_sendmsg+0x1be/0x3e0 [ 75.618972] ____sys_sendmsg+0x132/0x260 [ 75.619006] ? copy_msghdr_from_user+0x6c/0xa0 [ 75.619044] ___sys_sendmsg+0x87/0xd0 [ 75.619076] ? do_wp_page+0x369/0xe90 [ 75.619106] ? ___pte_offset_map+0x1b/0xd0 [ 75.619133] ? nfulnl_rcv_nl_event+0x36/0xa0 [ 75.619176] ? fsnotify_grab_connector+0x48/0x80 [ 75.619216] ? fsnotify_destroy_marks+0x29/0x150 [ 75.619276] __sys_sendmsg+0x71/0xd0 [ 75.619311] do_syscall_64+0xa4/0xfd0 [ 75.619345] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 75.619391] RIP: 0033:0x7f4170c891d7 [ 75.619421] 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 [ 75.619545] RSP: 002b:00007ffe1d894f58 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 75.619600] RAX: ffffffffffffffda RBX: 00007ffe1d895680 RCX: 00007f4170c891d7 [ 75.619650] RDX: 0000000000000000 RSI: 00007ffe1d894fc0 RDI: 0000000000000005 [ 75.619710] RBP: 0000000000000002 R08: 0000000000000003 R09: 0000000000000078 [ 75.619769] R10: 00007f4170b85f60 R11: 0000000000000246 R12: 0000000000000002 [ 75.619818] R13: 00000000690debec R14: 0000000000499600 R15: 0000000000000000 [ 75.619878] [ 75.619893] ---[ end trace 0000000000000000 ]--- [ 75.620414] ip (834) used greatest stack depth: 11744 bytes left [ 75.645834] veth2.10: left allmulticast mode [ 75.645903] veth2: left allmulticast mode [ 75.645945] veth2.10: left promiscuous mode [ 75.645980] veth2: left promiscuous mode [ 75.646029] br10: port 2(veth2.10) entered disabled state [ 75.729068] veth1.11: left allmulticast mode [ 75.729147] veth1.11: left promiscuous mode [ 75.729198] br11: port 1(veth1.11) entered disabled state [ 75.775928] veth1.10: left allmulticast mode [ 75.776004] veth1: left allmulticast mode [ 75.776044] veth1.10: left promiscuous mode [ 75.776085] veth1: left promiscuous mode [ 75.776136] br10: port 1(veth1.10) entered disabled state