用naive quic做出口，有几率发生：UDP is not supported by outbound

[dev4u]

操作系统

Android

系统版本

android 16

安装类型

sing-box for Android 图形客户端程序

如果您使用图形客户端程序，请提供该程序版本。

1.14.0 alpha 16

版本

描述

使用naive quic协议做出口时，不定时会出现router: UDP is not supported by outbound: select在日志中。
从日志上下文来看，程序把出口的流量重新做了一遍sniff？
P.S.下面是整个13932线程跑出来的日志。

DEBUG[13932] [3271855348 0ms] router: found reserve mapped domain: play-fe.googleapis.com
INFO[13932] [3691683852 0ms] router: found package name: com.android.vending
DEBUG[13932] [3691683852 0ms] router: found reserve mapped domain: play-fe.googleapis.com
DEBUG[13932] [3691683852 0ms] router: match[1] => sniff(50ms)
DEBUG[13932] [3271855348 0ms] router: match[1] => sniff(50ms)
DEBUG[13932] [3271855348 1ms] router: attempt to sniff fragmented QUIC client hello
DEBUG[13932] [3271855348 1ms] router: sniffed packet protocol: quic, domain: play-fe.googleapis.com, client: quic-go
DEBUG[13932] [3271855348 2ms] router: match[7] inbound=tun-in => route(select,udp-disable-domain-unmapping)
ERROR[13932] [3271855348 2ms] router: UDP is not supported by outbound: select
DEBUG[13932] [3691683852 1ms] router: sniffed protocol: tls, domain: play-fe.googleapis.com
DEBUG[13932] [3691683852 1ms] router: match[7] inbound=tun-in => route(select,udp-disable-domain-unmapping)
INFO[13932] [3691683852 1ms] outbound/naive[naive-udp]: outbound connection to 172.217.168.78:443
INFO[13932] router: found package name: com.android.vending
DEBUG[13932] router: found reserve mapped domain: play-fe.googleapis.com
INFO[13932] [3636877905 0ms] inbound/tun[tun-in]: inbound packet connection from 172.19.0.1:39269
INFO[13932] [3636877905 0ms] inbound/tun[tun-in]: inbound packet connection to 172.217.168.78:443
INFO[13932] [3636877905 0ms] router: found package name: com.android.vending
DEBUG[13932] [3636877905 0ms] router: found reserve mapped domain: play-fe.googleapis.com
DEBUG[13932] [3636877905 0ms] router: match[1] => sniff(50ms)
DEBUG[13932] [3636877905 0ms] router: attempt to sniff fragmented QUIC client hello
DEBUG[13932] [3691683852 311ms] outbound/naive[naive-udp]: response received, protocol: quic/1+spdy/3, status: 200
DEBUG[13932] [3636877905 50ms] router: connection closed: i/o timeout
DEBUG[13932] [411900700 576ms] dns: exchanged play.googleapis.com NOERROR 300
INFO[13932] [411900700 576ms] dns: exchanged A play.googleapis.com. 300 IN A 216.239.32.223
INFO[13932] [411900700 576ms] dns: exchanged A play.googleapis.com. 300 IN A 216.239.36.223
INFO[13932] [411900700 576ms] dns: exchanged A play.googleapis.com. 300 IN A 216.239.34.223
INFO[13932] [411900700 576ms] dns: exchanged A play.googleapis.com. 300 IN A 216.239.38.223
INFO[13932] router: found package name: com.android.vending
INFO[13932] [1863771428 0ms] inbound/tun[tun-in]: inbound packet connection from 172.19.0.1:44102
INFO[13932] [1863771428 0ms] inbound/tun[tun-in]: inbound packet connection to 172.19.0.2:53
INFO[13932] [1863771428 0ms] router: found package name: com.android.vending
DEBUG[13932] [1863771428 0ms] router: match[1] => sniff(50ms)
DEBUG[13932] [1863771428 0ms] router: sniffed packet protocol: dns
DEBUG[13932] [1863771428 0ms] router: match[2] protocol=dns => hijack-dns
DEBUG[13932] [1863771428 0ms] dns: exchange playstoregatewayadapter-pa.googleapis.com. IN A

重现方式

{
      "type": "naive",
      "tag": "naive-udp",
      "server": "",
      "server_port": 443,
      "bind_address_no_port": true,
      "username": ",
      "password": "=",
      "quic": true,
      "tls": {}
}

日志

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