[ 2.318650] ip (261) used greatest stack depth: 11880 bytes left [ 2.720454] gre: GRE over IPv4 demultiplexer driver [ 2.722546] ip_gre: GRE over IPv4 tunneling driver [ 2.814858] GACT probability NOT on [ 2.845609] ip6_gre: GRE over IPv6 tunneling driver [ 2.862931] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 2.875926] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 3.004420] br1: port 1(veth1) entered blocking state [ 3.004486] br1: port 1(veth1) entered disabled state [ 3.004554] veth1: entered allmulticast mode [ 3.004645] veth1: entered promiscuous mode [ 3.016547] br1: port 1(veth1) entered blocking state [ 3.016615] br1: port 1(veth1) entered forwarding state [ 3.027839] br1: port 2(veth2) entered blocking state [ 3.027918] br1: port 2(veth2) entered disabled state [ 3.027984] veth2: entered allmulticast mode [ 3.028080] veth2: entered promiscuous mode [ 3.039991] br1: port 2(veth2) entered blocking state [ 3.040110] br1: port 2(veth2) entered forwarding state [ 3.105942] ip6_tunnel: gt6 xmit: Local address not yet configured! [ 3.115174] br1: port 2(veth2) entered disabled state [ 3.115271] br1: port 1(veth1) entered disabled state [ 3.127665] br1: port 3(veth4) entered blocking state [ 3.127753] br1: port 3(veth4) entered disabled state [ 3.127823] veth4: entered allmulticast mode [ 3.127961] veth4: entered promiscuous mode [ 3.150438] br1: port 3(veth4) entered blocking state [ 3.150501] br1: port 3(veth4) entered forwarding state [ 3.150551] br1: port 2(veth2) entered blocking state [ 3.150592] br1: port 2(veth2) entered forwarding state [ 3.150626] br1: port 1(veth1) entered blocking state [ 3.150666] br1: port 1(veth1) entered forwarding state [ 3.156923] ip6_tunnel: gt6 xmit: Local address not yet configured! [ 3.218879] 8021q: 802.1Q VLAN Support v1.8 [ 3.306934] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 3.354941] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 3.826992] ip6_tunnel: gt6 xmit: Local address not yet configured! [ 4.403017] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 4.403145] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 4.658954] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 8.452893] Mirror/redirect action on [ 8.818939] ip6_tnl_xmit_ctl: 2 callbacks suppressed [ 8.818943] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 17.010938] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 33.906926] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 34.392526] veth4: left allmulticast mode [ 34.392602] veth4: left promiscuous mode [ 34.392659] br1: port 3(veth4) entered disabled state [ 34.415964] ------------[ cut here ]------------ [ 34.416113] refcount_t: underflow; use-after-free. [ 34.416200] WARNING: CPU: 2 PID: 575 at lib/refcount.c:28 refcount_warn_saturate+0xbc/0x110 [ 34.416293] 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 [ 34.416421] CPU: 2 UID: 0 PID: 575 Comm: ip Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 34.416517] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 34.416662] RIP: 0010:refcount_warn_saturate+0xbc/0x110 [ 34.416744] Code: 97 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 97 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 [ 34.416945] RSP: 0018:ffffb9db00cef730 EFLAGS: 00010282 [ 34.417022] RAX: 0000000000000000 RBX: ffffb9db00cef740 RCX: 00000000ffffdfff [ 34.417124] RDX: 0000000000000000 RSI: 00000000ffffffea RDI: 0000000000000001 [ 34.417230] RBP: ffffb9db00cef248 R08: ffffffff98356a28 R09: 00000000ffffdfff [ 34.417331] R10: ffffffff98276a40 R11: ffffffff98326a40 R12: dead000000000122 [ 34.417433] R13: 00000000fffbf1fd R14: 0000000000000001 R15: ffff94f544fc0000 [ 34.417539] FS: 00007f3cc022b800(0000) GS:ffff94f5e62d9000(0000) knlGS:0000000000000000 [ 34.417640] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 34.417729] CR2: 00000000004e6e70 CR3: 000000000863c003 CR4: 0000000000772ef0 [ 34.417833] PKRU: 55555554 [ 34.417886] Call Trace: [ 34.417946] [ 34.417999] netdev_run_todo+0x21a/0x550 [ 34.418076] rtnl_dellink+0x15b/0x350 [ 34.418152] ? virtio_fs_enqueue_req+0x352/0x570 [ 34.418235] ? netdev_run_todo+0x63/0x550 [ 34.418302] ? rtnl_bridge_getlink+0x1a0/0x1a0 [ 34.418381] rtnetlink_rcv_msg+0x358/0x400 [ 34.418449] ? get_page_from_freelist+0x15b4/0x1770 [ 34.418534] ? rtnl_calcit.isra.0+0x110/0x110 [ 34.418612] netlink_rcv_skb+0x57/0x100 [ 34.418688] netlink_unicast+0x252/0x380 [ 34.418753] ? __alloc_skb+0xdb/0x190 [ 34.418823] netlink_sendmsg+0x1be/0x3e0 [ 34.418899] ____sys_sendmsg+0x132/0x260 [ 34.418971] ? copy_msghdr_from_user+0x6c/0xa0 [ 34.419052] ___sys_sendmsg+0x87/0xd0 [ 34.419119] ? do_wp_page+0x369/0xe90 [ 34.419191] ? ___pte_offset_map+0x1b/0xd0 [ 34.419262] ? nfulnl_rcv_nl_event+0x36/0xa0 [ 34.419345] ? fsnotify_grab_connector+0x48/0x80 [ 34.419427] ? fsnotify_destroy_marks+0x29/0x150 [ 34.419505] __sys_sendmsg+0x71/0xd0 [ 34.419574] do_syscall_64+0xa4/0xfd0 [ 34.419645] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 34.419727] RIP: 0033:0x7f3cc03f91d7 [ 34.419795] 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 [ 34.419995] RSP: 002b:00007ffe8600c078 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 34.420097] RAX: ffffffffffffffda RBX: 00007ffe8600c7a0 RCX: 00007f3cc03f91d7 [ 34.420198] RDX: 0000000000000000 RSI: 00007ffe8600c0e0 RDI: 0000000000000005 [ 34.420296] RBP: 0000000000000002 R08: 0000000000000003 R09: 0000000000000078 [ 34.420398] R10: 00007f3cc02f5f60 R11: 0000000000000246 R12: 0000000000000002 [ 34.420499] R13: 00000000690de6a4 R14: 0000000000499600 R15: 0000000000000000 [ 34.420604] [ 34.420659] ---[ end trace 0000000000000000 ]--- [ 34.421386] ip (575) used greatest stack depth: 11744 bytes left [ 34.493550] br1: port 1(veth1) entered disabled state [ 34.505577] br1: port 2(veth2) entered disabled state [ 34.517021] veth2: left allmulticast mode [ 34.517116] veth2: left promiscuous mode [ 34.517195] br1: port 2(veth2) entered disabled state [ 34.517332] veth1: left allmulticast mode [ 34.517381] veth1: left promiscuous mode [ 34.517435] br1: port 1(veth1) entered disabled state