On Tuesday 12 January 2010 17:49:25 Damian Weber wrote: > Hi, all, > > I've got a strange SIGABRT issue with kcheckpass. > Of course, kcheckpass is not contained in the base > system, yet I write to this list since the base system > could be able to help with tracking this down. > (kcheckpass is called from a screen locker which fails > to operate properly as a consequence of the SIGABRT.) > > Normal behaviour: > (for example with wrong password) > $ kcheckpass > Password: > Authentication failure > > Strange behaviour here (called mybox below): > $ kcheckpass > Abort trap: 6 > > I've recompiled the kcheckpass part of the kdebase3 > port with option -g. > Starting with debugger even doesn't let me reach a > breakpoint at main(), because the SIGABRT happens > earlier. > > # pwd > /usr/ports/x11/kdebase3/work/kdebase-3.5.10/kcheckpass > > # ldd ./kcheckpass > ./kcheckpass: > libkdefakes.so.6 => /usr/local/lib/libkdefakes.so.6 (0x68193000) > libpam.so.4 => /usr/lib/libpam.so.4 (0x68195000) > libjpeg.so.10 => /usr/local/lib/libjpeg.so.10 (0x6819c000) > libthr.so.3 => /lib/libthr.so.3 (0x681d0000) > libc.so.7 => /lib/libc.so.7 (0x68080000) > > # gdb ./kcheckpass > GNU gdb 6.1.1 [FreeBSD] > Copyright 2004 Free Software Foundation, Inc. > GDB is free software, covered by the GNU General Public License, and you > are welcome to change it and/or distribute copies of it under certain > conditions. Type "show copying" to see the conditions. > There is absolutely no warranty for GDB. Type "show warranty" for details. > This GDB was configured as "i386-marcel-freebsd"... > (gdb) b main > Breakpoint 1 at 0x1470: file kcheckpass.c, line 297. > (gdb) r > Starting program: > /usr/ports/x11/kdebase3/work/kdebase-3.5.10/kcheckpass/kcheckpass > > Program terminated with signal SIGABRT, Aborted. > The program no longer exists. > You can't do that without a process to debug. > (gdb) q > > $ uname -a > FreeBSD mybox 7.2-STABLE FreeBSD 7.2-STABLE #18: Mon Dec 14 00:39:13 CET > 2009 mybox i386 $ ls -ld /var/db/pkg/kdebase* > drwxr-xr-x 2 root wheel 512 Jan 11 18:35 /var/db/pkg/kdebase-3.5.10_4/ > drwxr-xr-x 2 root wheel 512 Jan 11 18:35 > /var/db/pkg/kdebase-kompmgr-3.5.10_1/ > > Any ideas what's the cause or what I should try next to see where this > abort comes from? > > Thanks, > > Damian
try debugging kcheckpass --nofork, as it will prevent the process forking off into the background. A. _______________________________________________ freebsd-stable@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-stable To unsubscribe, send any mail to "freebsd-stable-unsubscr...@freebsd.org"
