[rancid] duplicated characters (SOLVED)

[john heasley]

Mon, Sep 26, 2011 at 09:48:51AM -0600, Corey Edwards:
> > -expect: does "access-list 1 permit x.x.x.101\r\naccess-li" (spawn_id exp6) match regular expression "\u0008+"? (No Gate, RE only) gate=yes re=no
> > +expect: does "access-list 1 permitt x.x.x.101\r\naccess-l" (spawn_id exp6) match regular expression "\u0008+"? (No Gate, RE only) gate=yes re=no
> > 
> > its occuring inside tcl or expect.  i suspect its the same problem that i
> > had with hpuifilter when some linux users started upgrading.  I dont know
> > what the cause is, but i'd look for old versions of libc and internationization
> > libraries that tcl or expect are linked with.
> 
> I ran clogin through strace and looked at all the files that were
> touched. A comparison between the working server and the upgraded server
> revealed some kerberos packages (libkrb5-dev, krb5-config,
> krb5-clients). After removing those, everything is working perfectly. I
> guess a kerberized version of telnet must have been triggering this bug.

ah, there is a telnet that is installed with the heimdal package on bsd
that weird stuff too; unsolicited, it prints to the controlling tty in
rather random way, which confuses the login process if the timing is
right.