Messages in this thread | ![/](/images/icornerl.gif) | | Date | Mon, 23 Apr 2001 18:03:30 +0200 | From | Lukasz Trabinski <> | Subject | Re: Problem with "su -" and kernels 2.4.3-ac11 and higher |
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In article <20010422102234.A1093@ulthar.internal.mclure.org> you wrote: > I'm having a problem with "su -" on ac11/ac12. ac5 doesn't show the > problem. > The problem is easy to reproduce - go to a console, log in as root, do an > "su -" (this will succeed) and then another "su -". The second "su -" > should hang - ps shows it started bash and that the bash process is > sleeping. You need to "kill -9" the bash to get your prompt back.
> Distribution is Red Hat 7.1, running on an Athlon Thunderbird 900MHz on a > MSI K7T Turbo R motherboard.
I have tested it on 2.4.4pre6, here is result:
[root@lt /root]# su - test
[root@lt /root]# ps xaf 1372 tty1 S 0:00 login -- root 1373 tty1 S 0:00 \_ -bash 1819 tty1 S 0:00 \_ su - test 1820 tty1 S 0:00 \_ -bash 1846 tty1 T 0:00 \_ stty erase ?
Last 10 lines from gdb su
Loaded symbols for /lib/security/pam_env.so Reading symbols from /lib/security/pam_unix.so...done. Loaded symbols for /lib/security/pam_unix.so Reading symbols from /lib/security/pam_cracklib.so...done. Loaded symbols for /lib/security/pam_cracklib.so Reading symbols from /usr/lib/libcrack.so.2...done. Loaded symbols for /usr/lib/libcrack.so.2 Reading symbols from /lib/security/pam_limits.so...done. Loaded symbols for /lib/security/pam_limits.so 0x401156c9 in __wait4 () from /lib/libc.so.6 (gdb)
but:
[lukasz@lt lukasz]$ su - Password: [root@lt /root]#
It's looks OK :)
[lukasz@lt lukasz]$ su --version su (GNU sh-utils) 2.0
[lukasz@lt lukasz]$ bash --version GNU bash, version 2.04.21(1)-release (i386-redhat-linux-gnu) Copyright 1999 Free Software Foundation, Inc.
[lukasz@lt lukasz]$ stty --version stty (GNU sh-utils) 2.0
Kernel 2.4.4-pre6, 2.2.2-10, 0.74-22 - RedHat 7.1 AMD-K6 300 Mhz,
-- *[ Łukasz Trąbiński ]* SysAdmin @wsisiz.edu.pl - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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