/var/log/kern.log is littered with libkrb5support.so errors: kernel: [ 7.097781] do_general_protection: 60 callbacks suppressed kernel: [ 7.097786] colord-sane[1046] general protection ip:7f36ab9ccfe0 sp:7fff3368c538 error:0 in libkrb5support.so.0.1[7f36ab9cb000+7000] kernel: [ 7.541893] host[1803] general protection ip:7f29dce5cfe0 sp:7fff60978ea8 error:0 in libkrb5support.so.0.1[7f29dce5b000+7000] kernel: [ 7.562644] host[1842] general protection ip:7f9be27ddfe0 sp:7fff23e7e398 error:0 in libkrb5support.so.0.1[7f9be27dc000+7000] kernel: [ 23.745531] ssh[2523] general protection ip:7f3672bb7fe0 sp:7fff9bd41228 error:0 in libkrb5support.so.0.1[7f3672bb6000+7000] kernel: [ 28.182345] ssh[2535] general protection ip:7fb9b184bfe0 sp:7fffec75a918 error:0 in libkrb5support.so.0.1[7fb9b184a000+7000] kernel: [ 30.195913] ssh[2559] general protection ip:7f6d3653efe0 sp:7fff9f30e1c8 error:0 in libkrb5support.so.0.1[7f6d3653d000+7000]
There's also an error when i run ssh under gdb: (gdb) run Starting program: /usr/bin/ssh Error while mapping shared library sections: `/usr/lib/x86_64-linux-gnu/libkrb5support.so.0': not in executable format: File format not recognized -- You received this bug notification because you are a member of Ubuntu Server Team, which is subscribed to openssh in Ubuntu. https://bugs.launchpad.net/bugs/1056756 Title: sshd: preauth child terminated by signal 11 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/openssh/+bug/1056756/+subscriptions -- Ubuntu-server-bugs mailing list Ubuntu-server-bugs@lists.ubuntu.com Modify settings or unsubscribe at: https://lists.ubuntu.com/mailman/listinfo/ubuntu-server-bugs