Issue Description
When you use SSH to log in to a Linux instance, the SSH command gets stuck after outputting the "Last login: " information.
Common Causes
This problem is probably because the /etc/profile file was modified, so /etc/profile was called in /etc/profile, resulting in an infinite loop call and inability to log in successfully.
Solution
Check and repair the /etc/profile file as instructed in Steps. Steps
2. Run the following command to view the /etc/profile file.
3. Check whether the /etc/profile file contains commands related to /etc/profile.
If yes, go to the next step.
4. Press i to enter the edit mode and add # before the relevant commands in /etc/profile to comment them.
5. Press Esc to exit the edit mode, and enter :wq to save the modification.
6. Log in to the Linux instance again by using SSH.