Cannot login as root, exited on signal 11

[Ruben de Groot]

On Sun, Jun 14, 2009 at 04:11:12PM -0400, Glen Barber typed:
> On Sun, Jun 14, 2009 at 9:06 AM, Unga<unga888 at yahoo.com> wrote:
> >
> > Hi all
> >
> > This is FreeBSD 7.2 on i386.
> >
> > After a custom compiled from sources installation, root cannot log in but normal users can log in.
> >
> > Here are the messages in /var/log/messages:
> > Jun 14 00:44:58 xxx login: ROOT LOGIN (root) ON ttyv0
> > Jun 14 00:44:58 xxx kernel: pid 757 (login), uid 0: exited on signal 11
> > Jun 14 00:45:00 xxx kernel: pid 760 (cron), uid 0: exited on signal 11 (core dumped)
> >
> > Note, cron also fails.
> >
> > When try to log in, it checks the password correctly, ie. if I type a wrong password for root, it says "Incorrect ...", but when type the correct password, it simply come out and prompts the login prompt.
> >
> > It looks like something is missing required for the root to log in. I'm using bash shell. Any ideas?
> 
> I'll make the (probably correct) assumption that you've changed root's
> default shell to bash.
> 
> If so, reboot into single-user mode, and change it back.

Why reboot? You can "su -s /bin/tcsh"

> This is one of the best reasons not to screw around with the root account.

Agree. I should bookmark this thread for when (not if) this discussion comes up
again.

Ruben