nginx 错误日志问题

[Hohogd]

2016/05/22 22:06:54 [error] 10909#0: *868629 open() "/var/www/cache/global/img/gs.gif" failed (2: No such file or directory), client: 172.82.166.210, server: localhost, request: "GET http://www.baidu.com/cache/global/img/gs.gif HTTP/1.1", host: "www.baidu.com"
2016/05/22 23:00:26 [error] 10908#0: *869764 open() "/var/www/cgi-bin/common/attr" failed (2: No such file or directory), client: 115.230.124.164, server: localhost, request: "GET http://zc.qq.com/cgi-bin/common/attr?id=260714&r=0.9948518841783772 HTTP/1.1", host: "zc.qq.com"
2016/05/22 23:01:57 [error] 10908#0: *869791 open() "/var/www/cache/global/img/gs.gif" failed (2: No such file or directory), client: 80.82.78.38, server: localhost, request: "GET http://www.baidu.com/cache/global/img/gs.gif HTTP/1.1", host: "www.baidu.com"
2016/05/22 22:00:35 [error] 10909#0: *868514 open() "/var/www/m_wx/752184|14206273||/Public/images/user/photo.jpg" failed (2: No such file or directory), client: 123.125.71.48, server: c.4846.com, request: "GET /752184%7C14206273%7C%7C/Public/images/user/photo.jpg HTTP/1.1",, referrer: "http://image.baidu.com/i?ct=503316480&z=0&tn=baiduimagedetail"

里面很多这样的错误日志，是什么问题，特别是http://image.baidu.com/i?ct=503316480&z=0&tn=baiduimagedetail"百度这个的好多

[Hohogd]

有人遇到同样的问题吗