[ 2.137294] ip (249) used greatest stack depth: 12344 bytes left [ 2.630017] gre: GRE over IPv4 demultiplexer driver [ 2.632466] ip_gre: GRE over IPv4 tunneling driver [ 2.715418] GACT probability NOT on [ 2.716711] tc (310) used greatest stack depth: 12000 bytes left [ 2.740726] ip6_gre: GRE over IPv6 tunneling driver [ 2.755772] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 2.766791] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 2.895790] br1: port 1(veth1) entered blocking state [ 2.895874] br1: port 1(veth1) entered disabled state [ 2.895945] veth1: entered allmulticast mode [ 2.896052] veth1: entered promiscuous mode [ 2.906629] br1: port 1(veth1) entered blocking state [ 2.906749] br1: port 1(veth1) entered forwarding state [ 2.919591] br1: port 2(veth2) entered blocking state [ 2.919678] br1: port 2(veth2) entered disabled state [ 2.919765] veth2: entered allmulticast mode [ 2.919886] veth2: entered promiscuous mode [ 2.930459] br1: port 2(veth2) entered blocking state [ 2.930568] br1: port 2(veth2) entered forwarding state [ 3.001773] ip6_tunnel: gt6 xmit: Local address not yet configured! [ 3.122777] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 3.490820] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 3.618835] ip6_tunnel: gt6 xmit: Local address not yet configured! [ 3.810822] ip6_tunnel: gt6 xmit: Local address not yet configured! [ 4.514820] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 4.515017] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 4.530795] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 8.193216] Mirror/redirect action on [ 8.802800] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 17.506787] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 34.914778] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 60.151802] ------------[ cut here ]------------ [ 60.151954] refcount_t: underflow; use-after-free. [ 60.152044] WARNING: CPU: 2 PID: 786 at lib/refcount.c:28 refcount_warn_saturate+0xbc/0x110 [ 60.152140] 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 [ 60.152269] CPU: 2 UID: 0 PID: 786 Comm: ip Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 60.152365] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 60.152446] RIP: 0010:refcount_warn_saturate+0xbc/0x110 [ 60.152515] Code: bd 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 51 bd 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 [ 60.152661] RSP: 0018:ffffb3afc10cf730 EFLAGS: 00010282 [ 60.152744] RAX: 0000000000000000 RBX: ffffb3afc10cf740 RCX: 00000000ffffdfff [ 60.152842] RDX: 0000000000000000 RSI: 00000000ffffffea RDI: 0000000000000001 [ 60.152919] RBP: ffffb3afc10cf248 R08: ffffffffbd956a28 R09: 00000000ffffdfff [ 60.152988] R10: ffffffffbd876a40 R11: ffffffffbd926a40 R12: dead000000000122 [ 60.153069] R13: 00000000fffc5695 R14: 0000000000000001 R15: ffffa0ba86a01000 [ 60.153155] FS: 00007f4a9b295800(0000) GS:ffffa0bb01cd9000(0000) knlGS:0000000000000000 [ 60.153229] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 60.153294] CR2: 00000000004e5530 CR3: 0000000008349001 CR4: 0000000000772ef0 [ 60.153373] PKRU: 55555554 [ 60.153419] Call Trace: [ 60.153465] [ 60.153512] netdev_run_todo+0x21a/0x550 [ 60.153581] rtnl_dellink+0x15b/0x350 [ 60.153648] ? virtio_fs_enqueue_req+0x352/0x570 [ 60.153729] ? netdev_run_todo+0x63/0x550 [ 60.153795] ? rtnl_bridge_getlink+0x1a0/0x1a0 [ 60.153864] rtnetlink_rcv_msg+0x358/0x400 [ 60.153915] ? get_page_from_freelist+0x15b4/0x1770 [ 60.153978] ? rtnl_calcit.isra.0+0x110/0x110 [ 60.154045] netlink_rcv_skb+0x57/0x100 [ 60.154112] netlink_unicast+0x252/0x380 [ 60.154168] ? __alloc_skb+0xdb/0x190 [ 60.154221] netlink_sendmsg+0x1be/0x3e0 [ 60.154273] ____sys_sendmsg+0x132/0x260 [ 60.154345] ? copy_msghdr_from_user+0x6c/0xa0 [ 60.154416] ___sys_sendmsg+0x87/0xd0 [ 60.154470] ? do_wp_page+0x369/0xe90 [ 60.154529] ? ___pte_offset_map+0x1b/0xd0 [ 60.154578] ? nfulnl_rcv_nl_event+0x36/0xa0 [ 60.154650] ? fsnotify_grab_connector+0x48/0x80 [ 60.154751] ? fsnotify_destroy_marks+0x29/0x150 [ 60.154817] __sys_sendmsg+0x71/0xd0 [ 60.154880] do_syscall_64+0xa4/0xfd0 [ 60.154939] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 60.155001] RIP: 0033:0x7f4a9b4631d7 [ 60.155063] 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 [ 60.155212] RSP: 002b:00007ffd2ed34eb8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 60.155289] RAX: ffffffffffffffda RBX: 00007ffd2ed355e0 RCX: 00007f4a9b4631d7 [ 60.155368] RDX: 0000000000000000 RSI: 00007ffd2ed34f20 RDI: 0000000000000005 [ 60.155442] RBP: 0000000000000002 R08: 0000000000000003 R09: 0000000000000078 [ 60.155524] R10: 00007f4a9b35ff60 R11: 0000000000000246 R12: 0000000000000002 [ 60.155602] R13: 00000000690dec6e R14: 0000000000499600 R15: 0000000000000000 [ 60.155693] [ 60.155748] ---[ end trace 0000000000000000 ]--- [ 60.156358] ip (786) used greatest stack depth: 11744 bytes left [ 60.201206] br1: port 1(veth1) entered disabled state [ 60.212567] br1: port 2(veth2) entered disabled state [ 60.224709] veth2: left allmulticast mode [ 60.224838] veth2: left promiscuous mode [ 60.224919] br1: port 2(veth2) entered disabled state [ 60.225079] veth1: left allmulticast mode [ 60.225142] veth1: left promiscuous mode [ 60.225204] br1: port 1(veth1) entered disabled state