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    Tracking Down Ubuntu BASH Session Closing

    IT Discussion
    ssh linux openssh ubuntu ubuntu 16.04 ubuntu 18.04 bash shell zsh
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    • scottalanmillerS
      scottalanmiller @IRJ
      last edited by

      @IRJ what's odd here is that it will time out as you are typing. So it isn't a timeout in the normal sense. You can run a command, and run another say within one second. Literally that fast. And it might kick you in between.

      And when it does, it puts "logout" into the session.

      1 Reply Last reply Reply Quote 0
      • scottalanmillerS
        scottalanmiller
        last edited by

        Just tested one and I logged in and within two seconds it had logged me out again.

        dafyreD 1 Reply Last reply Reply Quote 0
        • dafyreD
          dafyre @scottalanmiller
          last edited by

          @scottalanmiller said in Tracking Down Ubuntu SSH Session Closing:

          Just tested one and I logged in and within two seconds it had logged me out again.

          Could it be some strange cron job or something? Or did this start after a system upgrade?

          scottalanmillerS 1 Reply Last reply Reply Quote 0
          • IRJI
            IRJ
            last edited by

            Can you scp files?

            scottalanmillerS 1 Reply Last reply Reply Quote 0
            • IRJI
              IRJ
              last edited by

              I would try to download some config files so I could look at them

              1 Reply Last reply Reply Quote 0
              • scottalanmillerS
                scottalanmiller @IRJ
                last edited by

                @IRJ said in Tracking Down Ubuntu SSH Session Closing:

                Can you scp files?

                I'm sure that I can. I'll get some.

                1 Reply Last reply Reply Quote 0
                • scottalanmillerS
                  scottalanmiller @dafyre
                  last edited by

                  @dafyre said in Tracking Down Ubuntu SSH Session Closing:

                  @scottalanmiller said in Tracking Down Ubuntu SSH Session Closing:

                  Just tested one and I logged in and within two seconds it had logged me out again.

                  Could it be some strange cron job or something? Or did this start after a system upgrade?

                  Could be, definitely. But I looked and haven't found one.

                  1 Reply Last reply Reply Quote 0
                  • scottalanmillerS
                    scottalanmiller
                    last edited by

                    Created a new user from scratch. Same issue just seconds after first login.

                    1 Reply Last reply Reply Quote 0
                    • scottalanmillerS
                      scottalanmiller
                      last edited by

                      I'm pretty sure that it is not SSH related, because sudo sessions get closed, too.

                      1 Reply Last reply Reply Quote 0
                      • scottalanmillerS
                        scottalanmiller
                        last edited by

                        I've switched my shell to zsh and so far, no logouts.

                        1 Reply Last reply Reply Quote 0
                        • scottalanmillerS
                          scottalanmiller
                          last edited by

                          If I use zsh, I'm good. If I enter BASH from zsh, I get kicked out after several seconds. Definitely is something to do with BASH.

                          matteo nunziatiM 1 Reply Last reply Reply Quote 0
                          • scottalanmillerS
                            scottalanmiller @IRJ
                            last edited by

                            @IRJ TMOUT variable never appears in /etc

                            1 Reply Last reply Reply Quote 0
                            • scottalanmillerS
                              scottalanmiller
                              last edited by

                              I manually set the TMOUT variable to 0 to disable it, and it still happens. So that is not what is being used.

                              1 Reply Last reply Reply Quote 0
                              • scottalanmillerS
                                scottalanmiller
                                last edited by

                                Tried disabling AppArmor, but that did nothing.

                                1 Reply Last reply Reply Quote 0
                                • IRJI
                                  IRJ
                                  last edited by

                                  https://askubuntu.com/questions/404424/how-do-i-restore-bashrc-to-its-default#404428

                                  scottalanmillerS 2 Replies Last reply Reply Quote 1
                                  • IRJI
                                    IRJ
                                    last edited by

                                    Try this command first to bypass bash settings

                                    ssh -t <host> dash

                                    scottalanmillerS 1 Reply Last reply Reply Quote 0
                                    • scottalanmillerS
                                      scottalanmiller @IRJ
                                      last edited by

                                      @IRJ said in Tracking Down Ubuntu BASH Session Closing:

                                      Try this command first to bypass bash settings

                                      ssh -t <host> dash

                                      Using ZSH is what I am doing, works fine, too.

                                      1 Reply Last reply Reply Quote 0
                                      • scottalanmillerS
                                        scottalanmiller @IRJ
                                        last edited by

                                        @IRJ said in Tracking Down Ubuntu BASH Session Closing:

                                        https://askubuntu.com/questions/404424/how-do-i-restore-bashrc-to-its-default#404428

                                        Pretty confident that it is none of those. They are all vanilla.

                                        1 Reply Last reply Reply Quote 0
                                        • scottalanmillerS
                                          scottalanmiller @IRJ
                                          last edited by

                                          @IRJ brand new users have the issue, too.

                                          JaredBuschJ 1 Reply Last reply Reply Quote 0
                                          • JaredBuschJ
                                            JaredBusch @scottalanmiller
                                            last edited by

                                            @scottalanmiller said in Tracking Down Ubuntu BASH Session Closing:

                                            @IRJ brand new users have the issue, too.

                                            Doesn't bash have a global default config that applies to all users?

                                            black3dynamiteB scottalanmillerS 2 Replies Last reply Reply Quote 1
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