[ 2.651232] ip (255) used greatest stack depth: 12136 bytes left [ 6.755469] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this. [ 6.798205] br0: port 1(veth0) entered blocking state [ 6.798307] br0: port 1(veth0) entered disabled state [ 6.798378] veth0: entered allmulticast mode [ 6.798493] veth0: entered promiscuous mode [ 6.844905] br0: port 1(veth0) entered blocking state [ 6.844999] br0: port 1(veth0) entered forwarding state [ 7.294266] veth0: left allmulticast mode [ 7.294365] veth0: left promiscuous mode [ 7.294418] br0: port 1(veth0) entered disabled state [ 7.340737] 8021q: 802.1Q VLAN Support v1.8 [ 7.387297] br0: port 1(veth0.10) entered blocking state [ 7.387434] br0: port 1(veth0.10) entered disabled state [ 7.387525] veth0.10: entered allmulticast mode [ 7.387612] veth0: entered allmulticast mode [ 7.387759] veth0.10: entered promiscuous mode [ 7.387819] veth0: entered promiscuous mode [ 7.387943] br0: port 1(veth0.10) entered blocking state [ 7.388025] br0: port 1(veth0.10) entered forwarding state [ 7.916211] br0: port 1(veth0.10) entered disabled state [ 7.942466] veth0.10 (unregistering): left allmulticast mode [ 7.942591] veth0: left allmulticast mode [ 7.942652] veth0.10 (unregistering): left promiscuous mode [ 7.942732] veth0: left promiscuous mode [ 7.942805] br0: port 1(veth0.10) entered disabled state [ 7.952752] ------------[ cut here ]------------ [ 7.952938] refcount_t: underflow; use-after-free. [ 7.953028] WARNING: CPU: 2 PID: 697 at lib/refcount.c:28 refcount_warn_saturate+0xbc/0x110 [ 7.953139] Modules linked in: 8021q bridge stp llc nft_masq nft_nat nft_chain_nat nf_nat tcp_diag inet_diag nft_flow_offload nft_ct nf_flow_table_inet nf_flow_table nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth [ 7.953370] CPU: 2 UID: 0 PID: 697 Comm: ip Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 7.953513] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 7.953603] RIP: 0010:refcount_warn_saturate+0xbc/0x110 [ 7.953697] Code: a8 e8 18 ed b9 ff 90 0f 0b 90 90 c3 80 3d d9 ea ea 00 00 75 89 c6 05 d0 ea ea 00 01 90 48 c7 c7 78 de 11 a8 e8 f5 ec b9 ff 90 <0f> 0b 90 90 c3 80 3d b4 ea ea 00 00 0f 85 62 ff ff ff c6 05 a7 ea [ 7.953889] RSP: 0018:ffffb4a18041f730 EFLAGS: 00010282 [ 7.953949] RAX: 0000000000000000 RBX: ffffb4a18041f740 RCX: 00000000ffffdfff [ 7.954021] RDX: 0000000000000000 RSI: 00000000ffffffea RDI: 0000000000000001 [ 7.954111] RBP: ffffb4a18041f248 R08: ffffffffa8556d28 R09: 00000000ffffdfff [ 7.954185] R10: ffffffffa8476d40 R11: ffffffffa8526d40 R12: dead000000000122 [ 7.954269] R13: 00000000fffb8aa8 R14: 0000000000000001 R15: ffffa0960112e000 [ 7.954366] FS: 00007f9736747800(0000) GS:ffffa096960d8000(0000) knlGS:0000000000000000 [ 7.954512] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 7.954599] CR2: 00000000004a1778 CR3: 0000000006c45005 CR4: 0000000000772ef0 [ 7.954703] PKRU: 55555554 [ 7.954764] Call Trace: [ 7.954819] [ 7.954868] netdev_run_todo+0x21a/0x550 [ 7.954940] rtnl_dellink+0x15b/0x350 [ 7.955031] ? rtnl_bridge_getlink+0x1a0/0x1a0 [ 7.955110] rtnetlink_rcv_msg+0x358/0x400 [ 7.955188] ? get_page_from_freelist+0x15b4/0x1770 [ 7.955266] ? rtnl_calcit.isra.0+0x110/0x110 [ 7.955337] netlink_rcv_skb+0x57/0x100 [ 7.955399] netlink_unicast+0x252/0x380 [ 7.955496] ? __alloc_skb+0xdb/0x190 [ 7.955550] netlink_sendmsg+0x1be/0x3e0 [ 7.955600] ____sys_sendmsg+0x132/0x260 [ 7.955652] ? copy_msghdr_from_user+0x6c/0xa0 [ 7.955732] ___sys_sendmsg+0x87/0xd0 [ 7.955796] ? do_wp_page+0x369/0xe90 [ 7.955885] ? __handle_mm_fault+0x4e6/0xe50 [ 7.955980] __sys_sendmsg+0x71/0xd0 [ 7.956059] do_syscall_64+0xa4/0xfd0 [ 7.956137] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 7.956222] RIP: 0033:0x7f97369151d7 [ 7.956288] 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 [ 7.956508] RSP: 002b:00007ffd608d5218 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 7.956581] RAX: ffffffffffffffda RBX: 00007ffd608d5950 RCX: 00007f97369151d7 [ 7.956676] RDX: 0000000000000000 RSI: 00007ffd608d5280 RDI: 0000000000000005 [ 7.956797] RBP: 0000000000000000 R08: 000000000000002c R09: 0000000000404178 [ 7.956869] R10: 0000000000404178 R11: 0000000000000246 R12: 00007ffd608d5968 [ 7.956954] R13: 00000000690de5a0 R14: 0000000000499600 R15: 0000000000000000 [ 7.957034] [ 7.957117] ---[ end trace 0000000000000000 ]--- [ 7.958009] ip (697) used greatest stack depth: 11744 bytes left [ 8.247757] Initializing XFRM netlink socket [ 13.062174] br0: port 1(veth0) entered blocking state [ 13.062305] br0: port 1(veth0) entered disabled state [ 13.062388] veth0: entered allmulticast mode [ 13.062504] veth0: entered promiscuous mode [ 13.106273] br0: port 1(veth0) entered blocking state [ 13.106431] br0: port 1(veth0) entered forwarding state [ 13.644505] veth0: left allmulticast mode [ 13.644566] veth0: left promiscuous mode [ 13.644610] br0: port 1(veth0) entered disabled state [ 13.705978] br0: port 1(veth0.10) entered blocking state [ 13.706096] br0: port 1(veth0.10) entered disabled state [ 13.706200] veth0.10: entered allmulticast mode [ 13.706263] veth0: entered allmulticast mode [ 13.706380] veth0.10: entered promiscuous mode [ 13.706462] veth0: entered promiscuous mode [ 13.706544] br0: port 1(veth0.10) entered blocking state [ 13.706604] br0: port 1(veth0.10) entered forwarding state [ 14.323519] br0: port 1(veth0.10) entered disabled state [ 14.351773] veth0.10 (unregistering): left allmulticast mode [ 14.351884] veth0: left allmulticast mode [ 14.351923] veth0.10 (unregistering): left promiscuous mode [ 14.351982] veth0: left promiscuous mode [ 14.352030] br0: port 1(veth0.10) entered disabled state