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用root登录的时候总会出现这个提示:
- -bash: : command not found
- -bash: : command not found
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如果用 su - 则会出现:
- -su: : command not found
- -su: : command not found
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执行以下命令没有异常:
source ~/.bash_profile
source ~/.bashrc
source /etc/profile
所以我怀疑系统是不是被安装了后门,检查了下MD5:
- $ equery k shadow
- [ Checking sys-apps/shadow-4.1.2.2 ]
- !!! Failed to calculate MD5 sum for /usr/bin/chsh
- !!! Failed to calculate MD5 sum for /usr/bin/expiry
- !!! Failed to calculate MD5 sum for /usr/bin/chage
- !!! Failed to calculate MD5 sum for /bin/passwd
- !!! Failed to calculate MD5 sum for /usr/bin/newgrp
- !!! Failed to calculate MD5 sum for /etc/securetty
- !!! Failed to calculate MD5 sum for /usr/bin/gpasswd
- !!! Failed to calculate MD5 sum for /bin/su
- !!! Failed to calculate MD5 sum for /etc/default/useradd
- !!! Failed to calculate MD5 sum for /usr/bin/chfn
- * 486 out of 496 files good
- $ equery k sudo
- [ Checking app-admin/sudo-1.7.2_p7 ]
- !!! Failed to calculate MD5 sum for /etc/ldap.conf.sudo
- !!! Failed to calculate MD5 sum for /etc/sudoers
- !!! Failed to calculate MD5 sum for /usr/sbin/visudo
- !!! Failed to calculate MD5 sum for /usr/bin/sudoedit
- !!! Failed to calculate MD5 sum for /usr/bin/sudo
- * 31 out of 36 files good
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删除distfiles下的对应压缩包,重装这两个包还是出现这样的问题。
换了几个mirror情况也一样。
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