[ 2.695949] gre: GRE over IPv4 demultiplexer driver [ 2.698401] ip_gre: GRE over IPv4 tunneling driver [ 2.788116] GACT probability NOT on [ 2.817275] ip6_gre: GRE over IPv6 tunneling driver [ 2.834997] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 2.850961] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 2.990245] br1: port 1(veth1) entered blocking state [ 2.990329] br1: port 1(veth1) entered disabled state [ 2.990396] veth1: entered allmulticast mode [ 2.990504] veth1: entered promiscuous mode [ 3.002142] br1: port 1(veth1) entered blocking state [ 3.002258] br1: port 1(veth1) entered forwarding state [ 3.013158] br1: port 2(veth2) entered blocking state [ 3.013270] br1: port 2(veth2) entered disabled state [ 3.013368] veth2: entered allmulticast mode [ 3.013502] veth2: entered promiscuous mode [ 3.026048] br1: port 2(veth2) entered blocking state [ 3.026131] br1: port 2(veth2) entered forwarding state [ 3.091970] ip6_tunnel: gt6 xmit: Local address not yet configured! [ 3.140962] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 3.191948] ip6_tunnel: gt6 xmit: Local address not yet configured! [ 3.203982] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 3.436970] ip6_tunnel: gt6 xmit: Local address not yet configured! [ 3.476974] ip6_tunnel: gt6 xmit: Local address not yet configured! [ 3.524976] ip6_tunnel: gt6 xmit: Local address not yet configured! [ 3.820977] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 8.357768] Mirror/redirect action on [ 8.812963] ip6_tnl_xmit_ctl: 6 callbacks suppressed [ 8.812969] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 17.516949] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 18.193991] ------------[ cut here ]------------ [ 18.194108] refcount_t: underflow; use-after-free. [ 18.194179] WARNING: CPU: 0 PID: 470 at lib/refcount.c:28 refcount_warn_saturate+0xbc/0x110 [ 18.194273] 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 [ 18.194427] CPU: 0 UID: 0 PID: 470 Comm: ip Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 18.194528] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 18.194594] RIP: 0010:refcount_warn_saturate+0xbc/0x110 [ 18.194655] Code: 98 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 98 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 [ 18.194852] RSP: 0018:ffffa4458045f730 EFLAGS: 00010282 [ 18.194913] RAX: 0000000000000000 RBX: ffffa4458045f740 RCX: 00000000ffffdfff [ 18.195008] RDX: 0000000000000000 RSI: 00000000ffffffea RDI: 0000000000000001 [ 18.195090] RBP: ffffa4458045f248 R08: ffffffff98956a28 R09: 00000000ffffdfff [ 18.195168] R10: ffffffff98876a40 R11: ffffffff98926a40 R12: dead000000000122 [ 18.195243] R13: 00000000fffbb2a5 R14: 0000000000000001 R15: ffff974b43156000 [ 18.195326] FS: 00007f656dd03800(0000) GS:ffff974be5bd9000(0000) knlGS:0000000000000000 [ 18.195412] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 18.195481] CR2: 00000000004e5530 CR3: 0000000006651004 CR4: 0000000000772ef0 [ 18.195559] PKRU: 55555554 [ 18.195582] Call Trace: [ 18.195610] [ 18.195642] netdev_run_todo+0x21a/0x550 [ 18.195693] rtnl_dellink+0x15b/0x350 [ 18.195742] ? virtio_fs_enqueue_req+0x352/0x570 [ 18.195805] ? netdev_run_todo+0x63/0x550 [ 18.195850] ? rtnl_bridge_getlink+0x1a0/0x1a0 [ 18.195903] rtnetlink_rcv_msg+0x358/0x400 [ 18.195946] ? get_page_from_freelist+0x15b4/0x1770 [ 18.196009] ? rtnl_calcit.isra.0+0x110/0x110 [ 18.196064] netlink_rcv_skb+0x57/0x100 [ 18.196110] netlink_unicast+0x252/0x380 [ 18.196154] ? __alloc_skb+0xdb/0x190 [ 18.196202] netlink_sendmsg+0x1be/0x3e0 [ 18.196248] ____sys_sendmsg+0x132/0x260 [ 18.196294] ? copy_msghdr_from_user+0x6c/0xa0 [ 18.196357] ___sys_sendmsg+0x87/0xd0 [ 18.196399] ? do_wp_page+0x369/0xe90 [ 18.196446] ? ___pte_offset_map+0x1b/0xd0 [ 18.196493] ? nfulnl_rcv_nl_event+0x36/0xa0 [ 18.196553] ? fsnotify_grab_connector+0x48/0x80 [ 18.196611] ? fsnotify_destroy_marks+0x29/0x150 [ 18.196666] __sys_sendmsg+0x71/0xd0 [ 18.196715] do_syscall_64+0xa4/0xfd0 [ 18.196762] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 18.196821] RIP: 0033:0x7f656ded11d7 [ 18.196869] 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 [ 18.197063] RSP: 002b:00007ffdfd1c3f18 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 18.197150] RAX: ffffffffffffffda RBX: 00007ffdfd1c4640 RCX: 00007f656ded11d7 [ 18.197228] RDX: 0000000000000000 RSI: 00007ffdfd1c3f80 RDI: 0000000000000005 [ 18.197306] RBP: 0000000000000002 R08: 0000000000000003 R09: 0000000000000078 [ 18.197386] R10: 00007f656ddcdf60 R11: 0000000000000246 R12: 0000000000000002 [ 18.197465] R13: 00000000690ded83 R14: 0000000000499600 R15: 0000000000000000 [ 18.197545] [ 18.197569] ---[ end trace 0000000000000000 ]--- [ 18.198165] ip (470) used greatest stack depth: 11744 bytes left [ 18.243418] br1: port 1(veth1) entered disabled state [ 18.254216] br1: port 2(veth2) entered disabled state [ 18.265205] veth2: left allmulticast mode [ 18.265266] veth2: left promiscuous mode [ 18.265370] br1: port 2(veth2) entered disabled state [ 18.265519] veth1: left allmulticast mode [ 18.265581] veth1: left promiscuous mode [ 18.265646] br1: port 1(veth1) entered disabled state