[ 2.054853] ip (249) used greatest stack depth: 12360 bytes left [ 2.137517] ip (264) used greatest stack depth: 12344 bytes left [ 2.531516] gre: GRE over IPv4 demultiplexer driver [ 2.533812] ip_gre: GRE over IPv4 tunneling driver [ 2.616264] GACT probability NOT on [ 2.617754] tc (317) used greatest stack depth: 12000 bytes left [ 2.643669] ip6_gre: GRE over IPv6 tunneling driver [ 2.658610] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 2.668627] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 2.782386] br1: port 1(veth1) entered blocking state [ 2.782487] br1: port 1(veth1) entered disabled state [ 2.782584] veth1: entered allmulticast mode [ 2.782709] veth1: entered promiscuous mode [ 2.793203] br1: port 1(veth1) entered blocking state [ 2.793313] br1: port 1(veth1) entered forwarding state [ 2.803066] br1: port 2(veth2) entered blocking state [ 2.803179] br1: port 2(veth2) entered disabled state [ 2.803271] veth2: entered allmulticast mode [ 2.803388] veth2: entered promiscuous mode [ 2.815883] br1: port 2(veth2) entered blocking state [ 2.815973] br1: port 2(veth2) entered forwarding state [ 2.876599] ip6_tunnel: gt6 xmit: Local address not yet configured! [ 2.897369] 8021q: 802.1Q VLAN Support v1.8 [ 2.982587] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 3.019341] br1: port 3(veth4) entered blocking state [ 3.019425] br1: port 3(veth4) entered disabled state [ 3.019497] veth4: entered allmulticast mode [ 3.019604] veth4: entered promiscuous mode [ 3.019663] br1: port 3(veth4) entered blocking state [ 3.019714] br1: port 3(veth4) entered forwarding state [ 3.494613] ip6_tunnel: gt6 xmit: Local address not yet configured! [ 3.558619] ip6_tunnel: gt6 xmit: Local address not yet configured! [ 3.558728] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 4.006729] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 4.006881] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 4.032601] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 8.178529] Mirror/redirect action on [ 8.294627] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 16.998644] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 34.406645] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 70.758662] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 140.390612] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 177.368430] br1: port 3(veth4) entered disabled state [ 181.614427] br1: port 3(veth4) entered forwarding state [ 189.130371] br1: port 3(veth4) entered disabled state [ 193.377082] br1: port 3(veth4) entered forwarding state [ 197.649686] veth2: left allmulticast mode [ 197.649793] veth2: left promiscuous mode [ 197.649852] br1: port 2(veth2) entered disabled state [ 197.663121] veth4: left allmulticast mode [ 197.663197] veth4: left promiscuous mode [ 197.663238] br1: port 3(veth4) entered disabled state [ 197.707629] ------------[ cut here ]------------ [ 197.707780] refcount_t: underflow; use-after-free. [ 197.707881] WARNING: CPU: 2 PID: 1542 at lib/refcount.c:28 refcount_warn_saturate+0xbc/0x110 [ 197.707991] 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 [ 197.708137] CPU: 2 UID: 0 PID: 1542 Comm: ip Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 197.708223] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 197.708286] RIP: 0010:refcount_warn_saturate+0xbc/0x110 [ 197.708345] Code: bc 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 bc 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 [ 197.708492] RSP: 0018:ffffa5d6c1947730 EFLAGS: 00010282 [ 197.708613] RAX: 0000000000000000 RBX: ffffa5d6c1947740 RCX: 00000000ffffdfff [ 197.708689] RDX: 0000000000000000 RSI: 00000000ffffffea RDI: 0000000000000001 [ 197.708764] RBP: ffffa5d6c1947248 R08: ffffffffbcf56a28 R09: 00000000ffffdfff [ 197.708845] R10: ffffffffbce76a40 R11: ffffffffbcf26a40 R12: dead000000000122 [ 197.708931] R13: 00000000fffe6fe5 R14: 0000000000000001 R15: ffff8dd84112f000 [ 197.709031] FS: 00007fe0d5108800(0000) GS:ffff8dd8c16d9000(0000) knlGS:0000000000000000 [ 197.709130] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 197.709201] CR2: 00000000004e6e70 CR3: 000000000487b004 CR4: 0000000000772ef0 [ 197.709286] PKRU: 55555554 [ 197.709328] Call Trace: [ 197.709376] [ 197.709425] netdev_run_todo+0x21a/0x550 [ 197.709516] rtnl_dellink+0x15b/0x350 [ 197.709588] ? virtio_fs_enqueue_req+0x352/0x570 [ 197.709657] ? netdev_run_todo+0x63/0x550 [ 197.709706] ? rtnl_bridge_getlink+0x1a0/0x1a0 [ 197.709763] rtnetlink_rcv_msg+0x358/0x400 [ 197.709817] ? get_page_from_freelist+0x15b4/0x1770 [ 197.709884] ? rtnl_calcit.isra.0+0x110/0x110 [ 197.709945] netlink_rcv_skb+0x57/0x100 [ 197.710024] netlink_unicast+0x252/0x380 [ 197.710078] ? __alloc_skb+0xdb/0x190 [ 197.710133] netlink_sendmsg+0x1be/0x3e0 [ 197.710182] ____sys_sendmsg+0x132/0x260 [ 197.710242] ? copy_msghdr_from_user+0x6c/0xa0 [ 197.710300] ___sys_sendmsg+0x87/0xd0 [ 197.710354] ? do_wp_page+0x369/0xe90 [ 197.710421] ? ___pte_offset_map+0x1b/0xd0 [ 197.710472] ? nfulnl_rcv_nl_event+0x36/0xa0 [ 197.710538] ? fsnotify_grab_connector+0x48/0x80 [ 197.710606] ? fsnotify_destroy_marks+0x29/0x150 [ 197.710676] __sys_sendmsg+0x71/0xd0 [ 197.710730] do_syscall_64+0xa4/0xfd0 [ 197.710804] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 197.710871] RIP: 0033:0x7fe0d52d61d7 [ 197.710922] 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 [ 197.711085] RSP: 002b:00007ffed333f038 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 197.711187] RAX: ffffffffffffffda RBX: 00007ffed333f760 RCX: 00007fe0d52d61d7 [ 197.711283] RDX: 0000000000000000 RSI: 00007ffed333f0a0 RDI: 0000000000000005 [ 197.711369] RBP: 0000000000000002 R08: 0000000000000003 R09: 0000000000000078 [ 197.711474] R10: 00007fe0d51d2f60 R11: 0000000000000246 R12: 0000000000000002 [ 197.711575] R13: 00000000690de481 R14: 0000000000499600 R15: 0000000000000000 [ 197.711647] [ 197.711686] ---[ end trace 0000000000000000 ]--- [ 197.712309] ip (1542) used greatest stack depth: 11744 bytes left [ 197.806651] br1: port 1(veth1) entered disabled state [ 197.828873] veth1: left allmulticast mode [ 197.828941] veth1: left promiscuous mode [ 197.828982] br1: port 1(veth1) entered disabled state