[ 2.780264] gre: GRE over IPv4 demultiplexer driver [ 2.782363] ip_gre: GRE over IPv4 tunneling driver [ 2.867024] GACT probability NOT on [ 2.868457] tc (311) used greatest stack depth: 12000 bytes left [ 2.896789] ip6_gre: GRE over IPv6 tunneling driver [ 2.912695] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 2.924694] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 3.058651] br1: port 1(veth1) entered blocking state [ 3.058774] br1: port 1(veth1) entered disabled state [ 3.058869] veth1: entered allmulticast mode [ 3.058988] veth1: entered promiscuous mode [ 3.070202] br1: port 1(veth1) entered blocking state [ 3.070278] br1: port 1(veth1) entered forwarding state [ 3.081264] br1: port 2(veth2) entered blocking state [ 3.081342] br1: port 2(veth2) entered disabled state [ 3.081410] veth2: entered allmulticast mode [ 3.081512] veth2: entered promiscuous mode [ 3.092697] br1: port 2(veth2) entered blocking state [ 3.092762] br1: port 2(veth2) entered forwarding state [ 3.161702] ip6_tunnel: gt6 xmit: Local address not yet configured! [ 3.169697] br1: port 2(veth2) entered disabled state [ 3.169783] br1: port 1(veth1) entered disabled state [ 3.181925] br1: port 3(veth4) entered blocking state [ 3.181991] br1: port 3(veth4) entered disabled state [ 3.182055] veth4: entered allmulticast mode [ 3.182155] veth4: entered promiscuous mode [ 3.203949] br1: port 3(veth4) entered blocking state [ 3.204068] br1: port 3(veth4) entered forwarding state [ 3.204147] br1: port 2(veth2) entered blocking state [ 3.204220] br1: port 2(veth2) entered forwarding state [ 3.204289] br1: port 1(veth1) entered blocking state [ 3.204358] br1: port 1(veth1) entered forwarding state [ 3.278430] 8021q: 802.1Q VLAN Support v1.8 [ 3.370726] ip6_tunnel: gt6 xmit: Local address not yet configured! [ 3.418708] ip6_tunnel: gt6 xmit: Local address not yet configured! [ 3.554720] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 3.554903] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 4.386753] ip6_tunnel: gt6 xmit: Local address not yet configured! [ 4.386903] ip6_tunnel: gt6 xmit: Local address not yet configured! [ 4.578717] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 8.290698] ip6_tnl_xmit_ctl: 2 callbacks suppressed [ 8.290704] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 8.531005] Mirror/redirect action on [ 15.970711] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 31.330695] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 34.492844] veth4: left allmulticast mode [ 34.492922] veth4: left promiscuous mode [ 34.492971] br1: port 3(veth4) entered disabled state [ 34.514722] ------------[ cut here ]------------ [ 34.514894] refcount_t: underflow; use-after-free. [ 34.514980] WARNING: CPU: 2 PID: 578 at lib/refcount.c:28 refcount_warn_saturate+0xbc/0x110 [ 34.515076] Modules linked in: cls_flower act_mirred 8021q bridge stp llc ip6_gre ip6_tunnel tunnel6 act_gact cls_matchall ip_gre gre sch_ingress vrf veth [ 34.515208] CPU: 2 UID: 0 PID: 578 Comm: ip Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 34.515294] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 34.515372] RIP: 0010:refcount_warn_saturate+0xbc/0x110 [ 34.515435] Code: a3 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 f1 a3 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 [ 34.515575] RSP: 0018:ffffb38d40da7730 EFLAGS: 00010282 [ 34.515662] RAX: 0000000000000000 RBX: ffffb38d40da7740 RCX: 00000000ffffdfff [ 34.515742] RDX: 0000000000000000 RSI: 00000000ffffffea RDI: 0000000000000001 [ 34.515827] RBP: ffffb38d40da7248 R08: ffffffffa4356a28 R09: 00000000ffffdfff [ 34.515904] R10: ffffffffa4276a40 R11: ffffffffa4326a40 R12: dead000000000122 [ 34.515980] R13: 00000000fffbf270 R14: 0000000000000001 R15: ffff991685aff000 [ 34.516059] FS: 00007fc8f7cd7800(0000) GS:ffff99171a2d9000(0000) knlGS:0000000000000000 [ 34.516138] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 34.516207] CR2: 000055cd00934a10 CR3: 0000000009d0a003 CR4: 0000000000772ef0 [ 34.516317] PKRU: 55555554 [ 34.516371] Call Trace: [ 34.516427] [ 34.516472] netdev_run_todo+0x21a/0x550 [ 34.516537] rtnl_dellink+0x15b/0x350 [ 34.516601] ? virtio_fs_enqueue_req+0x352/0x570 [ 34.516683] ? netdev_run_todo+0x63/0x550 [ 34.516741] ? rtnl_bridge_getlink+0x1a0/0x1a0 [ 34.516822] rtnetlink_rcv_msg+0x358/0x400 [ 34.516892] ? get_page_from_freelist+0x15b4/0x1770 [ 34.516966] ? rtnl_calcit.isra.0+0x110/0x110 [ 34.517029] netlink_rcv_skb+0x57/0x100 [ 34.517088] netlink_unicast+0x252/0x380 [ 34.517141] ? __alloc_skb+0xdb/0x190 [ 34.517214] netlink_sendmsg+0x1be/0x3e0 [ 34.517281] ____sys_sendmsg+0x132/0x260 [ 34.517340] ? copy_msghdr_from_user+0x6c/0xa0 [ 34.517404] ___sys_sendmsg+0x87/0xd0 [ 34.517460] ? do_wp_page+0x369/0xe90 [ 34.517518] ? ___pte_offset_map+0x1b/0xd0 [ 34.517590] ? nfulnl_rcv_nl_event+0x36/0xa0 [ 34.517676] ? fsnotify_grab_connector+0x48/0x80 [ 34.517763] ? fsnotify_destroy_marks+0x29/0x150 [ 34.517841] __sys_sendmsg+0x71/0xd0 [ 34.517904] do_syscall_64+0xa4/0xfd0 [ 34.517962] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 34.518032] RIP: 0033:0x7fc8f7ea51d7 [ 34.518088] 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 [ 34.518257] RSP: 002b:00007ffd6e91d528 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 34.518358] RAX: ffffffffffffffda RBX: 00007ffd6e91dc50 RCX: 00007fc8f7ea51d7 [ 34.518435] RDX: 0000000000000000 RSI: 00007ffd6e91d590 RDI: 0000000000000005 [ 34.518511] RBP: 0000000000000002 R08: 0000000000000003 R09: 0000000000000078 [ 34.518587] R10: 00007fc8f7da1f60 R11: 0000000000000246 R12: 0000000000000002 [ 34.518676] R13: 00000000690decb1 R14: 0000000000499600 R15: 0000000000000000 [ 34.518770] [ 34.518816] ---[ end trace 0000000000000000 ]--- [ 34.519501] ip (578) used greatest stack depth: 11744 bytes left [ 34.586517] br1: port 1(veth1) entered disabled state [ 34.598345] br1: port 2(veth2) entered disabled state [ 34.609984] veth2: left allmulticast mode [ 34.610057] veth2: left promiscuous mode [ 34.610112] br1: port 2(veth2) entered disabled state [ 34.610252] veth1: left allmulticast mode [ 34.610301] veth1: left promiscuous mode [ 34.610345] br1: port 1(veth1) entered disabled state