Date: Sat, 09 Jun 2012 22:49:37 +0200 From: Mel Flynn <rflynn@acsalaska.net> To: Eugene Grosbein <egrosbein@rdtc.ru> Cc: freebsd-stable@freebsd.org, Sami Halabi <sodynet1@gmail.com> Subject: Re: su problem Message-ID: <4FD3B6E1.4040405@acsalaska.net> In-Reply-To: <4FD37CF3.109@rdtc.ru> References: <CAEW%2BogYrUso=nqx4dUx0rhr9XUFMmSSMP-fxNa03pgj8tNF%2B%2Bg@mail.gmail.com> <201206091035.q59AZWFB058742@lurza.secnetix.de> <CAOgwaMvp4AyLNdvENL9rXoP6D6w9JaTJr1ML5uxb28Tg9=W2uQ@mail.gmail.com> <CAEW%2BogZ3H%2BgP86zcme-nuucLyDHmUo05uZ3R7Jc1hBb_7FM4gg@mail.gmail.com> <20120609122457.GS13609@albert.catwhisker.org> <CAEW%2BogadUQzu6k1XMXyLkqjEuq-_6gShiG5mRKbBgKMyoviAEg@mail.gmail.com> <20120609123626.GT13609@albert.catwhisker.org> <CAEW%2BogY4zZLj=D9cKuoG58Ozn_UbXjx3GJCT_Gtd4f4zEp3D2A@mail.gmail.com> <4FD37CF3.109@rdtc.ru>
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On 9-6-2012 18:42, Eugene Grosbein wrote: > 09.06.2012 19:47, Sami Halabi пишет: >> %su - >> Password: >> load: 0.00 cmd: su 30588 [ttydcd] 0.91r 0.00u 0.00s 0% 2092k > > Perpaps, your system had no keyboard attached at boot time; > or for some other reason it booted with /dev/console being serial console > instead of vidconsole. su locks trying to access serial console > that is /dev/ttyd0 by default and has Carrier Detect flag enabled. > Hence, it waits for CD on the first serial port (miserably and hopelessly). > > You can check if it's true with "sysctl kern.console" command. > You could ask someone to boot the system with keyboard attached - > no need to type anything, though. The system should detect it > and assingn /dev/ttyv0 as /dev/console instead of /dev/ttyd0. > And "su" won't lock. Just to get this clear - are you connected via ssh and want to use su? If so, I fail to see why the keyboard would be in play as you need a pty, not a vty. Secondly, your logs mention a kbd2 that is disconnected, so where's kbd1. And finally, why did the person that connected and disconnected the keyboard leave a root login open? -- Mel
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