[ 2.151548] ip (248) used greatest stack depth: 12488 bytes left [ 2.205625] ip (255) used greatest stack depth: 12328 bytes left [ 2.702681] gre: GRE over IPv4 demultiplexer driver [ 2.705237] ip_gre: GRE over IPv4 tunneling driver [ 2.792295] GACT probability NOT on [ 2.821606] ip6_gre: GRE over IPv6 tunneling driver [ 2.842214] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 2.857204] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 2.991508] br1: port 1(veth1) entered blocking state [ 2.991602] br1: port 1(veth1) entered disabled state [ 2.991708] veth1: entered allmulticast mode [ 2.991835] veth1: entered promiscuous mode [ 3.004198] br1: port 1(veth1) entered blocking state [ 3.004275] br1: port 1(veth1) entered forwarding state [ 3.016534] br1: port 2(veth2) entered blocking state [ 3.016655] br1: port 2(veth2) entered disabled state [ 3.016744] veth2: entered allmulticast mode [ 3.016872] veth2: entered promiscuous mode [ 3.028467] br1: port 2(veth2) entered blocking state [ 3.028546] br1: port 2(veth2) entered forwarding state [ 3.098215] ip6_tunnel: gt6 xmit: Local address not yet configured! [ 3.491216] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 3.491344] ip6_tunnel: gt6 xmit: Local address not yet configured! [ 3.747224] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 3.939223] ip6_tunnel: gt6 xmit: Local address not yet configured! [ 4.771233] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 4.771358] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 4.875222] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 8.333134] Mirror/redirect action on [ 8.483213] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 16.483247] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 32.867215] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 60.077220] ------------[ cut here ]------------ [ 60.077335] refcount_t: underflow; use-after-free. [ 60.077422] WARNING: CPU: 0 PID: 724 at lib/refcount.c:28 refcount_warn_saturate+0xbc/0x110 [ 60.077517] Modules linked in: act_mirred cls_flower bridge stp llc ip6_gre ip6_tunnel tunnel6 act_gact cls_matchall ip_gre gre sch_ingress vrf veth [ 60.077642] CPU: 0 UID: 0 PID: 724 Comm: ip Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 60.077717] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 60.077762] RIP: 0010:refcount_warn_saturate+0xbc/0x110 [ 60.077801] Code: a0 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 b1 a0 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 [ 60.077926] RSP: 0018:ffffb73b00f9f730 EFLAGS: 00010282 [ 60.077978] RAX: 0000000000000000 RBX: ffffb73b00f9f740 RCX: 00000000ffffdfff [ 60.078031] RDX: 0000000000000000 RSI: 00000000ffffffea RDI: 0000000000000001 [ 60.078086] RBP: ffffb73b00f9f248 R08: ffffffffa0f56a28 R09: 00000000ffffdfff [ 60.078142] R10: ffffffffa0e76a40 R11: ffffffffa0f26a40 R12: dead000000000122 [ 60.078194] R13: 00000000fffc564a R14: 0000000000000001 R15: ffff8de544dd5000 [ 60.078253] FS: 00007f5591af4800(0000) GS:ffff8de5dd5d9000(0000) knlGS:0000000000000000 [ 60.078305] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 60.078352] CR2: 0000558c685e25e0 CR3: 00000000032b3005 CR4: 0000000000772ef0 [ 60.078401] PKRU: 55555554 [ 60.078422] Call Trace: [ 60.078441] [ 60.078461] netdev_run_todo+0x21a/0x550 [ 60.078493] rtnl_dellink+0x15b/0x350 [ 60.078532] ? virtio_fs_enqueue_req+0x352/0x570 [ 60.078573] ? netdev_run_todo+0x63/0x550 [ 60.078614] ? rtnl_bridge_getlink+0x1a0/0x1a0 [ 60.078655] rtnetlink_rcv_msg+0x358/0x400 [ 60.078686] ? get_page_from_freelist+0x15b4/0x1770 [ 60.078758] ? rtnl_calcit.isra.0+0x110/0x110 [ 60.078814] netlink_rcv_skb+0x57/0x100 [ 60.078849] netlink_unicast+0x252/0x380 [ 60.078886] ? __alloc_skb+0xdb/0x190 [ 60.078923] netlink_sendmsg+0x1be/0x3e0 [ 60.078955] ____sys_sendmsg+0x132/0x260 [ 60.078995] ? copy_msghdr_from_user+0x6c/0xa0 [ 60.079033] ___sys_sendmsg+0x87/0xd0 [ 60.079065] ? do_wp_page+0x369/0xe90 [ 60.079101] ? ___pte_offset_map+0x1b/0xd0 [ 60.079150] ? nfulnl_rcv_nl_event+0x36/0xa0 [ 60.079197] ? fsnotify_grab_connector+0x48/0x80 [ 60.079239] ? fsnotify_destroy_marks+0x29/0x150 [ 60.079277] __sys_sendmsg+0x71/0xd0 [ 60.079308] do_syscall_64+0xa4/0xfd0 [ 60.079339] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 60.079378] RIP: 0033:0x7f5591cc21d7 [ 60.079409] 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 [ 60.079534] RSP: 002b:00007fffdcf0a9f8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 60.079589] RAX: ffffffffffffffda RBX: 00007fffdcf0b120 RCX: 00007f5591cc21d7 [ 60.079651] RDX: 0000000000000000 RSI: 00007fffdcf0aa60 RDI: 0000000000000005 [ 60.079726] RBP: 0000000000000002 R08: 0000000000000003 R09: 0000000000000078 [ 60.079787] R10: 00007f5591bbef60 R11: 0000000000000246 R12: 0000000000000002 [ 60.079835] R13: 00000000690dec72 R14: 0000000000499600 R15: 0000000000000000 [ 60.079890] [ 60.079907] ---[ end trace 0000000000000000 ]--- [ 60.080414] ip (724) used greatest stack depth: 11744 bytes left [ 60.133989] br1: port 1(veth1) entered disabled state [ 60.145416] br1: port 2(veth2) entered disabled state [ 60.156572] veth2: left allmulticast mode [ 60.156632] veth2: left promiscuous mode [ 60.156675] br1: port 2(veth2) entered disabled state [ 60.156812] veth1: left allmulticast mode [ 60.156851] veth1: left promiscuous mode [ 60.156890] br1: port 1(veth1) entered disabled state