Date: Sun, 10 Jun 2012 01:11:18 +0400 From: Andrey Zonov <andrey@zonov.org> To: Sami Halabi <sodynet1@gmail.com> Cc: "freebsd-stable@freebsd.org" <freebsd-stable@freebsd.org> Subject: Re: su problem Message-ID: <4FD3BBF6.5030909@zonov.org> In-Reply-To: <CAEW%2Bogbd7s_c1DqbQSwDGuvEFu=gCWcVWZun3hFADRVzw2dPbQ@mail.gmail.com> 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> <CAEW%2BogZ=nC6kGszy=krG8fbAno84AMxaPsrC5Fj1Z4zmtJMALg@mail.gmail.com> <4D5EE1C7-9297-415B-A5A0-45801B8A0182@longcount.org> <CAEW%2Bogbd7s_c1DqbQSwDGuvEFu=gCWcVWZun3hFADRVzw2dPbQ@mail.gmail.com>
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sudo is not installed? On 6/10/12 12:22 AM, Sami Halabi wrote: > I already posted that: > > %ls -l /usr/bin/su > -r-sr-xr-x 1 root wheel 16944 Jun 7 19:47 /usr/bin/su > % > > Sami > > On Sat, Jun 9, 2012 at 10:57 PM, Mark Saad<nonesuch@longcount.org> wrote: > >> >> >> >> On Jun 9, 2012, at 2:45 PM, Sami Halabi<sodynet1@gmail.com> wrote: >> >>> Hi, >>> >>> %sysctl kern.console >>> kern.console: ttyv0,dcons,/dcons,ttyv0,uart,ucom, >>> >>> %tail /var/log/messages >>> Jun 7 19:54:35 vps16 kernel: Trying to mount root from ufs:/dev/da0s1a >>> Jun 7 19:54:36 vps16 kernel: bge0: link state changed to UP >>> Jun 7 20:18:04 vps16 kernel: ugen0.2:<vendor 0x09da> at usbus0 >>> Jun 7 20:18:04 vps16 kernel: ukbd0:<vendor 0x09da USB Keyboard, class >>> 0/0, rev 1.10/2.50, addr 2> on usbus0 >>> Jun 7 20:18:04 vps16 kernel: kbd2 at ukbd0 >>> Jun 7 20:18:05 vps16 kernel: uhid0:<vendor 0x09da USB Keyboard, class >>> 0/0, rev 1.10/2.50, addr 2> on usbus0 >>> Jun 7 20:19:37 vps16 login: ROOT LOGIN (root) ON ttyv1 >>> Jun 7 20:21:19 vps16 kernel: ugen0.2:<vendor 0x09da> at usbus0 >>> (disconnected) >>> Jun 7 20:21:19 vps16 kernel: ukbd0: at uhub0, port 1, addr 2 >> (disconnected) >>> Jun 7 20:21:19 vps16 kernel: uhid0: at uhub0, port 1, addr 2 >> (disconnected) >>> % >>> >>> the system was loaded with keyboard and disconnected later if i >> understand >>> the logs... >>> >>> New ideas are appreciated, and thanks in advance, >>> Sami >>> >>> On Sat, Jun 9, 2012 at 7:42 PM, Eugene Grosbein<egrosbein@rdtc.ru> >> 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. >>>> >>>> Eugene Grosbein >>>> >>> >>> >>> >>> -- >>> Sami Halabi >>> Information Systems Engineer >>> NMS Projects Expert >>> FreeBSD SysAdmin Expert >>> _______________________________________________ >>> freebsd-stable@freebsd.org mailing list >>> http://lists.freebsd.org/mailman/listinfo/freebsd-stable >>> To unsubscribe, send any mail to "freebsd-stable-unsubscribe@freebsd.org >> " >> >> Check the permissions on the su binary it could be missing the suid but. >> >> --- >> Mark saad | mark.saad@longcount.org >> >> _______________________________________________ >> freebsd-stable@freebsd.org mailing list >> http://lists.freebsd.org/mailman/listinfo/freebsd-stable >> To unsubscribe, send any mail to "freebsd-stable-unsubscribe@freebsd.org" >> > > > -- Andrey Zonov
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