root切換其餘用戶提示permission denied

1、用root賬號切換其餘賬號提示/bin/bash:permission denied,基本上是/bin目錄或者/bin/bash的權限問題，改變/bin或者/bin/bash的目錄權限爲755便可。bash 2、用root賬號切換其餘賬號提示su: warning: cannot change directory to /home/oracle: Permission denied,su: /

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