[ 2.418040] gre: GRE over IPv4 demultiplexer driver [ 2.419938] ip6_gre: GRE over IPv6 tunneling driver [ 2.434091] ip6_tunnel: er6 xmit: Local address not yet configured! [ 2.458076] ip6_tunnel: gt6 xmit: Local address not yet configured! [ 2.555104] ip6_tunnel: gt6 xmit: Local address not yet configured! [ 2.658097] ip6_tunnel: gt6 xmit: Local address not yet configured! [ 2.851122] ip6_tunnel: er6 xmit: Local address not yet configured! [ 3.170105] ip6_tunnel: er6 xmit: Local address not yet configured! [ 3.508766] Mirror/redirect action on [ 3.509966] tc (280) used greatest stack depth: 12000 bytes left [ 3.519340] ip6_tunnel: gt6 xmit: Local address not yet configured! [ 3.682105] ip6_tunnel: gt6 xmit: Local address not yet configured! [ 3.682285] ip6_tunnel: gt6 xmit: Local address not yet configured! [ 3.746110] ip6_tunnel: gt6 xmit: Local address not yet configured! [ 7.616159] ------------[ cut here ]------------ [ 7.616283] refcount_t: underflow; use-after-free. [ 7.616378] WARNING: CPU: 0 PID: 288 at lib/refcount.c:28 refcount_warn_saturate+0xbc/0x110 [ 7.616464] Modules linked in: act_mirred cls_matchall ip6_gre gre sch_ingress [ 7.616533] CPU: 0 UID: 0 PID: 288 Comm: ip Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 7.616598] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 7.616645] RIP: 0010:refcount_warn_saturate+0xbc/0x110 [ 7.616682] Code: 90 e8 e8 54 ba ff 90 0f 0b 90 90 c3 80 3d 00 e6 2b 01 00 75 89 c6 05 f7 e5 2b 01 01 90 48 c7 c7 f8 48 35 90 e8 c5 54 ba ff 90 <0f> 0b 90 90 c3 80 3d db e5 2b 01 00 0f 85 62 ff ff ff c6 05 ce e5 [ 7.616853] RSP: 0018:ffffb4fd003cb730 EFLAGS: 00010282 [ 7.616895] RAX: 0000000000000000 RBX: ffffb4fd003cb740 RCX: 00000000ffffdfff [ 7.616954] RDX: 0000000000000000 RSI: 00000000ffffffea RDI: 0000000000000001 [ 7.617009] RBP: ffffb4fd003cb238 R08: ffffffff90b5ba28 R09: 00000000ffffdfff [ 7.617074] R10: ffffffff90a7ba40 R11: ffffffff90b2ba40 R12: dead000000000122 [ 7.617130] R13: 00000000fffb895e R14: 0000000000000001 R15: ffff88a883212000 [ 7.617189] FS: 00007f310f546800(0000) GS:ffff88a92d991000(0000) knlGS:0000000000000000 [ 7.617242] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 7.617290] CR2: 0000557810cd1d20 CR3: 00000000033d2002 CR4: 0000000000772ef0 [ 7.617338] PKRU: 55555554 [ 7.617359] Call Trace: [ 7.617383] [ 7.617411] netdev_run_todo+0x21a/0x550 [ 7.617464] rtnl_dellink+0x15b/0x350 [ 7.617521] ? virtio_fs_enqueue_req+0x352/0x570 [ 7.617578] ? netdev_run_todo+0x63/0x550 [ 7.617609] ? rtnl_bridge_getlink+0x1a0/0x1a0 [ 7.617664] rtnetlink_rcv_msg+0x358/0x400 [ 7.617734] ? get_page_from_freelist+0x15b4/0x1770 [ 7.617788] ? rtnl_calcit.isra.0+0x110/0x110 [ 7.617824] netlink_rcv_skb+0x57/0x100 [ 7.617866] netlink_unicast+0x252/0x380 [ 7.617898] ? __alloc_skb+0xdb/0x190 [ 7.617930] netlink_sendmsg+0x1be/0x3e0 [ 7.617962] ____sys_sendmsg+0x132/0x260 [ 7.618001] ? copy_msghdr_from_user+0x6c/0xa0 [ 7.618065] ___sys_sendmsg+0x87/0xd0 [ 7.618099] ? do_wp_page+0x369/0xe90 [ 7.618144] ? ___pte_offset_map+0x1b/0xd0 [ 7.618191] ? nfulnl_rcv_nl_event+0x36/0xa0 [ 7.618259] ? fsnotify_grab_connector+0x48/0x80 [ 7.618320] ? fsnotify_destroy_marks+0x29/0x150 [ 7.618383] __sys_sendmsg+0x71/0xd0 [ 7.618414] do_syscall_64+0xa4/0xfd0 [ 7.618459] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 7.618507] RIP: 0033:0x7f310f7141d7 [ 7.618539] 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 [ 7.618711] RSP: 002b:00007ffe9eeb6768 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 7.618802] RAX: ffffffffffffffda RBX: 00007ffe9eeb6e90 RCX: 00007f310f7141d7 [ 7.618875] RDX: 0000000000000000 RSI: 00007ffe9eeb67d0 RDI: 0000000000000005 [ 7.618952] RBP: 0000000000000002 R08: 0000000000000003 R09: 0000000000000078 [ 7.619026] R10: 00007f310f610f60 R11: 0000000000000246 R12: 0000000000000002 [ 7.619108] R13: 00000000690de9f8 R14: 0000000000499600 R15: 0000000000000000 [ 7.619198] [ 7.619222] ---[ end trace 0000000000000000 ]--- [ 7.619915] ip (288) used greatest stack depth: 11744 bytes left