[8117] in Release_7.7_team

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Re: locked out of my debathena workstation

daemon@ATHENA.MIT.EDU (Alex Chernyakhovsky)
Sat Mar 14 20:27:04 2015

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In-Reply-To: <5504D145.9070302@mit.edu>
From: Alex Chernyakhovsky <achernya@mit.edu>
Date: Sun, 15 Mar 2015 00:26:55 +0000
Message-ID: <CAB18ysprY=QO4OREW5WyXacLP1BjjpU2MaprOhNBYPu=P+2b6A@mail.gmail.com>
To: Alex Prengel <alexp@mit.edu>, Alex Chernyakhovsky <achernya@mit.edu>
Cc: "release-team@mit.edu" <release-team@mit.edu>
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I checked on mkc, which is a fully updated alpha workstation (development)
and had no issues.

Workstations take updates automatically, so you may have had the update
happen while you where logged in.

-Alex

On Sat, Mar 14, 2015, 8:24 PM Alex Prengel <alexp@mit.edu> wrote:

> So Jon's reply answers this? But since I was logged in for a week at the
> time the problem started I couldn't have taken an update that might have
> caused this anyway.
>
>                                   A.
>
>
> On 03/14/2015 12:35 PM, Alex Chernyakhovsky wrote:
> > Hi,
> >
> > On Friday, Ben Kaduk moved a new copy of kerberos-config to proposed.
> > I believe that will affect the beta workstations; the notable change
> > is that allow_weak_crypto got turned off. Is your Athena password by
> > any chance still using DES-only? That would explain these symptoms.
> >
> > Sincerely,
> > -Alex
> >
> > On Sat, Mar 14, 2015 at 11:25 AM, Alex T Prengel <alexp@mit.edu> wrote:
> >> Hi,
> >>
> >> I'm suddenly unable to log into my desktop machine (dit.mit.edu),
> debathena
> >> workstation running Precise, since yesterday afternoon. I get
> >> "authentication failure" on a graphical login attempt, a ctrl-alt-f1
> >> terminal login attempt, and ssh attempts from other machines. I'm able
> to
> >> log into other Athena machines, both locally and by ssh without
> problems.
> >> I'm not sure if or when an update might have triggered this as I was
> logged
> >> into the machine continuously since last Monday.
> >>
> >> Has anyone else seen this on beta workstations?
> >>
> >>
> >> Alex
>
>

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<p dir=3D"ltr">I checked on mkc, which is a fully updated alpha workstation=
 (development) and had no issues.</p>
<p dir=3D"ltr">Workstations take updates automatically, so you may have had=
 the update happen while you where logged in.</p>
<p dir=3D"ltr">-Alex</p>
<br><div class=3D"gmail_quote">On Sat, Mar 14, 2015, 8:24 PM=C2=A0Alex Pren=
gel &lt;<a href=3D"mailto:alexp@mit.edu">alexp@mit.edu</a>&gt; wrote:<br><b=
lockquote class=3D"gmail_quote" style=3D"margin:0 0 0 .8ex;border-left:1px =
#ccc solid;padding-left:1ex">So Jon&#39;s reply answers this? But since I w=
as logged in for a week at the<br>
time the problem started I couldn&#39;t have taken an update that might hav=
e<br>
caused this anyway.<br>
<br>
=C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=
=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 A.<br>
<br>
<br>
On 03/14/2015 12:35 PM, Alex Chernyakhovsky wrote:<br>
&gt; Hi,<br>
&gt;<br>
&gt; On Friday, Ben Kaduk moved a new copy of kerberos-config to proposed.<=
br>
&gt; I believe that will affect the beta workstations; the notable change<b=
r>
&gt; is that allow_weak_crypto got turned off. Is your Athena password by<b=
r>
&gt; any chance still using DES-only? That would explain these symptoms.<br=
>
&gt;<br>
&gt; Sincerely,<br>
&gt; -Alex<br>
&gt;<br>
&gt; On Sat, Mar 14, 2015 at 11:25 AM, Alex T Prengel &lt;<a href=3D"mailto=
:alexp@mit.edu" target=3D"_blank">alexp@mit.edu</a>&gt; wrote:<br>
&gt;&gt; Hi,<br>
&gt;&gt;<br>
&gt;&gt; I&#39;m suddenly unable to log into my desktop machine (<a href=3D=
"http://dit.mit.edu" target=3D"_blank">dit.mit.edu</a>), debathena<br>
&gt;&gt; workstation running Precise, since yesterday afternoon. I get<br>
&gt;&gt; &quot;authentication failure&quot; on a graphical login attempt, a=
 ctrl-alt-f1<br>
&gt;&gt; terminal login attempt, and ssh attempts from other machines. I&#3=
9;m able to<br>
&gt;&gt; log into other Athena machines, both locally and by ssh without pr=
oblems.<br>
&gt;&gt; I&#39;m not sure if or when an update might have triggered this as=
 I was logged<br>
&gt;&gt; into the machine continuously since last Monday.<br>
&gt;&gt;<br>
&gt;&gt; Has anyone else seen this on beta workstations?<br>
&gt;&gt;<br>
&gt;&gt;<br>
&gt;&gt; Alex<br>
<br>
</blockquote></div>

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