[ 2.657036] gre: GRE over IPv4 demultiplexer driver [ 2.658675] ip_gre: GRE over IPv4 tunneling driver [ 2.741842] GACT probability NOT on [ 2.769069] ip6_gre: GRE over IPv6 tunneling driver [ 2.785426] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 2.799450] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 2.819444] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 2.930324] br1: port 1(veth1) entered blocking state [ 2.930403] br1: port 1(veth1) entered disabled state [ 2.930467] veth1: entered allmulticast mode [ 2.930575] veth1: entered promiscuous mode [ 2.941676] br1: port 1(veth1) entered blocking state [ 2.941769] br1: port 1(veth1) entered forwarding state [ 2.952525] br1: port 2(veth2) entered blocking state [ 2.952644] br1: port 2(veth2) entered disabled state [ 2.952728] veth2: entered allmulticast mode [ 2.952846] veth2: entered promiscuous mode [ 2.964143] br1: port 2(veth2) entered blocking state [ 2.964220] br1: port 2(veth2) entered forwarding state [ 3.029438] ip6_tunnel: gt6 xmit: Local address not yet configured! [ 3.092511] 8021q: 802.1Q VLAN Support v1.8 [ 3.117671] br2: port 1(veth4.555) entered blocking state [ 3.117746] br2: port 1(veth4.555) entered disabled state [ 3.117810] veth4.555: entered allmulticast mode [ 3.117856] veth4: entered allmulticast mode [ 3.117951] veth4.555: entered promiscuous mode [ 3.118022] veth4: entered promiscuous mode [ 3.118085] br2: port 1(veth4.555) entered blocking state [ 3.118151] br2: port 1(veth4.555) entered forwarding state [ 3.233446] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 3.369462] ip6_tunnel: gt6 xmit: Local address not yet configured! [ 3.625456] ip6_tunnel: gt6 xmit: Local address not yet configured! [ 4.265482] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 4.265663] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 4.393455] ip6_tunnel: gt6 xmit: Local address not yet configured! [ 8.233460] ip6_tnl_xmit_ctl: 3 callbacks suppressed [ 8.233463] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 8.380481] Mirror/redirect action on [ 15.977437] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 30.825466] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 44.075338] br2: port 1(veth4.555) entered disabled state [ 48.307689] br2: port 1(veth4.555) entered forwarding state [ 55.827224] br2: port 1(veth4.555) entered disabled state [ 60.009428] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 60.071295] br2: port 1(veth4.555) entered forwarding state [ 64.351494] ------------[ cut here ]------------ [ 64.351650] refcount_t: underflow; use-after-free. [ 64.351726] WARNING: CPU: 3 PID: 778 at lib/refcount.c:28 refcount_warn_saturate+0xbc/0x110 [ 64.351826] 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 [ 64.351987] CPU: 3 UID: 0 PID: 778 Comm: ip Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 64.352092] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 64.352164] RIP: 0010:refcount_warn_saturate+0xbc/0x110 [ 64.352228] Code: a9 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 a9 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 [ 64.352440] RSP: 0018:ffffaceb8103f730 EFLAGS: 00010282 [ 64.352501] RAX: 0000000000000000 RBX: ffffaceb8103f740 RCX: 00000000ffffdfff [ 64.352586] RDX: 0000000000000000 RSI: 00000000ffffffea RDI: 0000000000000001 [ 64.352671] RBP: ffffaceb8103f248 R08: ffffffffaa356a28 R09: 00000000ffffdfff [ 64.352756] R10: ffffffffaa276a40 R11: ffffffffaa326a40 R12: dead000000000122 [ 64.352839] R13: 00000000fffc66f6 R14: 0000000000000001 R15: ffff8f52c4ef9000 [ 64.352923] FS: 00007f68a2502800(0000) GS:ffff8f5354359000(0000) knlGS:0000000000000000 [ 64.353015] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 64.353092] CR2: 000055dcf84560c0 CR3: 00000000037df001 CR4: 0000000000772ef0 [ 64.353176] PKRU: 55555554 [ 64.353203] Call Trace: [ 64.353234] [ 64.353267] netdev_run_todo+0x21a/0x550 [ 64.353325] rtnl_dellink+0x15b/0x350 [ 64.353378] ? virtio_fs_enqueue_req+0x352/0x570 [ 64.353447] ? netdev_run_todo+0x63/0x550 [ 64.353493] ? rtnl_bridge_getlink+0x1a0/0x1a0 [ 64.353571] rtnetlink_rcv_msg+0x358/0x400 [ 64.353618] ? get_page_from_freelist+0x15b4/0x1770 [ 64.353682] ? rtnl_calcit.isra.0+0x110/0x110 [ 64.353743] netlink_rcv_skb+0x57/0x100 [ 64.353794] netlink_unicast+0x252/0x380 [ 64.353841] ? __alloc_skb+0xdb/0x190 [ 64.353892] netlink_sendmsg+0x1be/0x3e0 [ 64.353940] ____sys_sendmsg+0x132/0x260 [ 64.353990] ? copy_msghdr_from_user+0x6c/0xa0 [ 64.354053] ___sys_sendmsg+0x87/0xd0 [ 64.354097] ? do_wp_page+0x369/0xe90 [ 64.354144] ? ___pte_offset_map+0x1b/0xd0 [ 64.354194] ? nfulnl_rcv_nl_event+0x36/0xa0 [ 64.354254] ? fsnotify_grab_connector+0x48/0x80 [ 64.354317] ? fsnotify_destroy_marks+0x29/0x150 [ 64.354373] __sys_sendmsg+0x71/0xd0 [ 64.354428] do_syscall_64+0xa4/0xfd0 [ 64.354480] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 64.354544] RIP: 0033:0x7f68a26d01d7 [ 64.354595] 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 [ 64.354796] RSP: 002b:00007ffde1b8b3f8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 64.354885] RAX: ffffffffffffffda RBX: 00007ffde1b8bb20 RCX: 00007f68a26d01d7 [ 64.354964] RDX: 0000000000000000 RSI: 00007ffde1b8b460 RDI: 0000000000000005 [ 64.355049] RBP: 0000000000000002 R08: 0000000000000003 R09: 0000000000000078 [ 64.355147] R10: 00007f68a25ccf60 R11: 0000000000000246 R12: 0000000000000002 [ 64.355221] R13: 00000000690de62a R14: 0000000000499600 R15: 0000000000000000 [ 64.355298] [ 64.355323] ---[ end trace 0000000000000000 ]--- [ 64.356100] ip (778) used greatest stack depth: 11744 bytes left [ 64.368230] veth4.555: left allmulticast mode [ 64.368318] veth4: left allmulticast mode [ 64.368427] veth4.555: left promiscuous mode [ 64.368509] veth4: left promiscuous mode [ 64.368594] br2: port 1(veth4.555) entered disabled state [ 64.478911] br1: port 1(veth1) entered disabled state [ 64.490734] br1: port 2(veth2) entered disabled state [ 64.501913] veth2: left allmulticast mode [ 64.501993] veth2: left promiscuous mode [ 64.502046] br1: port 2(veth2) entered disabled state [ 64.502207] veth1: left allmulticast mode [ 64.502254] veth1: left promiscuous mode [ 64.502301] br1: port 1(veth1) entered disabled state