[ 2.157995] ip (247) used greatest stack depth: 12344 bytes left [ 2.694618] gre: GRE over IPv4 demultiplexer driver [ 2.697307] ip_gre: GRE over IPv4 tunneling driver [ 2.788070] GACT probability NOT on [ 2.789653] tc (311) used greatest stack depth: 12000 bytes left [ 2.819165] ip6_gre: GRE over IPv6 tunneling driver [ 2.837383] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 2.853383] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 2.992210] br1: port 1(veth1) entered blocking state [ 2.992306] br1: port 1(veth1) entered disabled state [ 2.992391] veth1: entered allmulticast mode [ 2.992507] veth1: entered promiscuous mode [ 3.003028] br1: port 1(veth1) entered blocking state [ 3.003106] br1: port 1(veth1) entered forwarding state [ 3.014650] br1: port 2(veth2) entered blocking state [ 3.014726] br1: port 2(veth2) entered disabled state [ 3.014833] veth2: entered allmulticast mode [ 3.014949] veth2: entered promiscuous mode [ 3.026859] br1: port 2(veth2) entered blocking state [ 3.026970] br1: port 2(veth2) entered forwarding state [ 3.095384] ip6_tunnel: gt6 xmit: Local address not yet configured! [ 3.324421] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 3.396409] ip6_tunnel: gt6 xmit: Local address not yet configured! [ 3.428418] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 3.524404] ip6_tunnel: gt6 xmit: Local address not yet configured! [ 4.452405] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 4.452587] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 4.580407] ip6_tunnel: gt6 xmit: Local address not yet configured! [ 8.348784] Mirror/redirect action on [ 8.350195] tc (368) used greatest stack depth: 11840 bytes left [ 8.804399] ip6_tnl_xmit_ctl: 3 callbacks suppressed [ 8.804405] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 18.020423] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 36.452397] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 60.168409] ------------[ cut here ]------------ [ 60.168553] refcount_t: underflow; use-after-free. [ 60.168626] WARNING: CPU: 0 PID: 723 at lib/refcount.c:28 refcount_warn_saturate+0xbc/0x110 [ 60.168718] 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 [ 60.168885] CPU: 0 UID: 0 PID: 723 Comm: ip Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 60.168989] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 60.169052] RIP: 0010:refcount_warn_saturate+0xbc/0x110 [ 60.169111] Code: bd 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 bd 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 [ 60.169299] RSP: 0018:ffffbeb600f27730 EFLAGS: 00010282 [ 60.169368] RAX: 0000000000000000 RBX: ffffbeb600f27740 RCX: 00000000ffffdfff [ 60.169457] RDX: 0000000000000000 RSI: 00000000ffffffea RDI: 0000000000000001 [ 60.169533] RBP: ffffbeb600f27248 R08: ffffffffbdb56a28 R09: 00000000ffffdfff [ 60.169609] R10: ffffffffbda76a40 R11: ffffffffbdb26a40 R12: dead000000000122 [ 60.169686] R13: 00000000fffc56a4 R14: 0000000000000001 R15: ffff998a446d6000 [ 60.169767] FS: 00007f3246067800(0000) GS:ffff998ac09d9000(0000) knlGS:0000000000000000 [ 60.169851] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 60.169921] CR2: 000055d106c97170 CR3: 00000000031a0003 CR4: 0000000000772ef0 [ 60.170001] PKRU: 55555554 [ 60.170033] Call Trace: [ 60.170066] [ 60.170099] netdev_run_todo+0x21a/0x550 [ 60.170160] rtnl_dellink+0x15b/0x350 [ 60.170215] ? virtio_fs_enqueue_req+0x352/0x570 [ 60.170276] ? netdev_run_todo+0x63/0x550 [ 60.170322] ? rtnl_bridge_getlink+0x1a0/0x1a0 [ 60.170378] rtnetlink_rcv_msg+0x358/0x400 [ 60.170427] ? get_page_from_freelist+0x15b4/0x1770 [ 60.170484] ? rtnl_calcit.isra.0+0x110/0x110 [ 60.170542] netlink_rcv_skb+0x57/0x100 [ 60.170588] netlink_unicast+0x252/0x380 [ 60.170632] ? __alloc_skb+0xdb/0x190 [ 60.170680] netlink_sendmsg+0x1be/0x3e0 [ 60.170727] ____sys_sendmsg+0x132/0x260 [ 60.170773] ? copy_msghdr_from_user+0x6c/0xa0 [ 60.170834] ___sys_sendmsg+0x87/0xd0 [ 60.170878] ? do_wp_page+0x369/0xe90 [ 60.170930] ? ___pte_offset_map+0x1b/0xd0 [ 60.170975] ? nfulnl_rcv_nl_event+0x36/0xa0 [ 60.171035] ? fsnotify_grab_connector+0x48/0x80 [ 60.171098] ? fsnotify_destroy_marks+0x29/0x150 [ 60.171157] __sys_sendmsg+0x71/0xd0 [ 60.171201] do_syscall_64+0xa4/0xfd0 [ 60.171244] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 60.171306] RIP: 0033:0x7f32462351d7 [ 60.171365] 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 [ 60.171553] RSP: 002b:00007ffc866138e8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 60.171626] RAX: ffffffffffffffda RBX: 00007ffc86614010 RCX: 00007f32462351d7 [ 60.171707] RDX: 0000000000000000 RSI: 00007ffc86613950 RDI: 0000000000000005 [ 60.171785] RBP: 0000000000000002 R08: 0000000000000003 R09: 0000000000000078 [ 60.171861] R10: 00007f3246131f60 R11: 0000000000000246 R12: 0000000000000002 [ 60.171939] R13: 00000000690de65d R14: 0000000000499600 R15: 0000000000000000 [ 60.172023] [ 60.172055] ---[ end trace 0000000000000000 ]--- [ 60.172731] ip (723) used greatest stack depth: 11744 bytes left [ 60.228690] br1: port 1(veth1) entered disabled state [ 60.241871] br1: port 2(veth2) entered disabled state [ 60.254801] veth2: left allmulticast mode [ 60.254864] veth2: left promiscuous mode [ 60.254918] br1: port 2(veth2) entered disabled state [ 60.255070] veth1: left allmulticast mode [ 60.255115] veth1: left promiscuous mode [ 60.255157] br1: port 1(veth1) entered disabled state