[ 2.690109] gre: GRE over IPv4 demultiplexer driver [ 2.692313] ip_gre: GRE over IPv4 tunneling driver [ 2.775240] GACT probability NOT on [ 2.776462] tc (313) used greatest stack depth: 12000 bytes left [ 2.805140] ip6_gre: GRE over IPv6 tunneling driver [ 2.822856] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 2.832857] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 2.934864] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 2.960856] br1: port 1(veth1) entered blocking state [ 2.960956] br1: port 1(veth1) entered disabled state [ 2.961027] veth1: entered allmulticast mode [ 2.961124] veth1: entered promiscuous mode [ 2.971601] br1: port 1(veth1) entered blocking state [ 2.971677] br1: port 1(veth1) entered forwarding state [ 2.982676] br1: port 2(veth2) entered blocking state [ 2.982780] br1: port 2(veth2) entered disabled state [ 2.982864] veth2: entered allmulticast mode [ 2.982974] veth2: entered promiscuous mode [ 2.994401] br1: port 2(veth2) entered blocking state [ 2.994480] br1: port 2(veth2) entered forwarding state [ 3.057872] ip6_tunnel: gt6 xmit: Local address not yet configured! [ 3.155871] ip6_tunnel: gt6 xmit: Local address not yet configured! [ 3.166870] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 3.206860] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 3.271879] ip6_tunnel: gt6 xmit: Local address not yet configured! [ 3.430900] ip6_tunnel: gt6 xmit: Local address not yet configured! [ 3.663876] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 8.322090] Mirror/redirect action on [ 8.798893] ip6_tnl_xmit_ctl: 8 callbacks suppressed [ 8.798900] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 18.014873] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 18.174901] ------------[ cut here ]------------ [ 18.175062] refcount_t: underflow; use-after-free. [ 18.175170] WARNING: CPU: 2 PID: 467 at lib/refcount.c:28 refcount_warn_saturate+0xbc/0x110 [ 18.175291] 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 [ 18.175472] CPU: 2 UID: 0 PID: 467 Comm: ip Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 18.175596] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 18.175690] RIP: 0010:refcount_warn_saturate+0xbc/0x110 [ 18.175776] Code: 9e 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 71 9e 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 [ 18.175989] RSP: 0018:ffff9b72404bb730 EFLAGS: 00010282 [ 18.176072] RAX: 0000000000000000 RBX: ffff9b72404bb740 RCX: 00000000ffffdfff [ 18.176177] RDX: 0000000000000000 RSI: 00000000ffffffea RDI: 0000000000000001 [ 18.176280] RBP: ffff9b72404bb248 R08: ffffffff9eb56a28 R09: 00000000ffffdfff [ 18.176388] R10: ffffffff9ea76a40 R11: ffffffff9eb26a40 R12: dead000000000122 [ 18.176494] R13: 00000000fffbb2a0 R14: 0000000000000001 R15: ffff8edc430cc000 [ 18.176602] FS: 00007fa81b2ab800(0000) GS:ffff8edcdfad9000(0000) knlGS:0000000000000000 [ 18.176708] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 18.176801] CR2: 00000000004e5530 CR3: 0000000008266006 CR4: 0000000000772ef0 [ 18.176908] PKRU: 55555554 [ 18.176962] Call Trace: [ 18.177017] [ 18.177072] netdev_run_todo+0x21a/0x550 [ 18.177147] rtnl_dellink+0x15b/0x350 [ 18.177221] ? virtio_fs_enqueue_req+0x352/0x570 [ 18.177303] ? netdev_run_todo+0x63/0x550 [ 18.177372] ? rtnl_bridge_getlink+0x1a0/0x1a0 [ 18.177450] rtnetlink_rcv_msg+0x358/0x400 [ 18.177515] ? get_page_from_freelist+0x15b4/0x1770 [ 18.177594] ? rtnl_calcit.isra.0+0x110/0x110 [ 18.177671] netlink_rcv_skb+0x57/0x100 [ 18.177742] netlink_unicast+0x252/0x380 [ 18.177810] ? __alloc_skb+0xdb/0x190 [ 18.177886] netlink_sendmsg+0x1be/0x3e0 [ 18.177955] ____sys_sendmsg+0x132/0x260 [ 18.178026] ? copy_msghdr_from_user+0x6c/0xa0 [ 18.178119] ___sys_sendmsg+0x87/0xd0 [ 18.178188] ? do_wp_page+0x369/0xe90 [ 18.178257] ? ___pte_offset_map+0x1b/0xd0 [ 18.178327] ? nfulnl_rcv_nl_event+0x36/0xa0 [ 18.178408] ? fsnotify_grab_connector+0x48/0x80 [ 18.178488] ? fsnotify_destroy_marks+0x29/0x150 [ 18.178567] __sys_sendmsg+0x71/0xd0 [ 18.178635] do_syscall_64+0xa4/0xfd0 [ 18.178704] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 18.178782] RIP: 0033:0x7fa81b4791d7 [ 18.178856] 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 [ 18.179055] RSP: 002b:00007ffcc8c31e58 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 18.179158] RAX: ffffffffffffffda RBX: 00007ffcc8c32580 RCX: 00007fa81b4791d7 [ 18.179258] RDX: 0000000000000000 RSI: 00007ffcc8c31ec0 RDI: 0000000000000005 [ 18.179358] RBP: 0000000000000002 R08: 0000000000000003 R09: 0000000000000078 [ 18.179457] R10: 00007fa81b375f60 R11: 0000000000000246 R12: 0000000000000002 [ 18.179555] R13: 00000000690de779 R14: 0000000000499600 R15: 0000000000000000 [ 18.179656] [ 18.179709] ---[ end trace 0000000000000000 ]--- [ 18.180430] ip (467) used greatest stack depth: 11744 bytes left [ 18.234135] br1: port 1(veth1) entered disabled state [ 18.246421] br1: port 2(veth2) entered disabled state [ 18.259225] veth2: left allmulticast mode [ 18.259336] veth2: left promiscuous mode [ 18.259412] br1: port 2(veth2) entered disabled state [ 18.259569] veth1: left allmulticast mode [ 18.259640] veth1: left promiscuous mode [ 18.259713] br1: port 1(veth1) entered disabled state