reassign 558025 kali
thanks
Hi all,
I have just uploaded the new libforms2 source package, which includes
libforms-dev_1.0.93-1 with a new soname. Please rebuild kali as soon as
it becomes available. It will sit in the NEW queue since it includes a
new package.
Thanks!
--
Peter S. Galbraith, Debian Developer <p...@debian.org>
http://people.debian.org/~psg
GPG key 1024/D2A913A1 - 97CE 866F F579 96EE 6E68 8170 35FF 799E
Colin Watson <cjwat...@debian.org> wrote:
> [CC: libfor...@packages.debian.org]
>
> On Sat, Nov 28, 2009 at 11:53:21AM +0200, George Danchev wrote:
> > I can confirm that 3.1-10 crashes on startup on x86, but not on amd64.
> > I got the source in order to rebuilt with debugging symbols on x86, but
> > then
> > the app started just fine. My best bet is that something has changed within
> > the
> > underlying libraries, also looking at ltrace output:
> >
> > fl_set_object_lcol(0x9e2a500, 0, 0xbfbad678, 0x804bf28, 1)
> > =
> > 0x9e2a500
> > fl_initial_wingeometry(8, 8, 220, 670, 0x37f0c7f)
> > =
> > 220
> > fl_show_form(0x9e29a68, 0, 1, 0x8051237, 0x37f0c7f <unfinished ...>
> > --- SIGSEGV (Segmentation fault) ---
> > +++ killed by SIGSEGV +++
> >
> > reveals that something has changed in the callback functions there.
> > I'm curious if rebuilding on x86 would make that crash go away.
>
> Thanks, and indeed I see similar symptoms here. Rebuilding does make it
> go away, but I think this is really a bug in libforms1 that needs to be
> fixed there. It will probably involve a kali rebuild at some point, but
> I'd like to hear from the libforms1 maintainer first.
>
> With kali built against libforms1 1.0-8 and a version of libforms1
> 1.0.92sp1-5 built with debugging symbols and -O0, gdb's new reverse
> debugging support (yay!) quickly narrowed down the point where libforms1
> jumps into space:
>
> (gdb) b fli_scale_form
> Function "fli_scale_form" not defined.
> Make breakpoint pending on future shared library load? (y or [n]) y
> Breakpoint 1 (fli_scale_form) pending.
> (gdb) r
> Starting program: /home/cjwatson/src/debian/kali/trunk/kali/kali
>
> Breakpoint 1, fli_scale_form (form=0x807c838, xsc=1,
> ysc=0.99178082191780825) at forms.c:515
> 515 double neww = form->w_hr * xsc,
> (gdb) target record
> (gdb) c
> Continuing.
> Process record: failed to record execution log.
>
> Program received signal SIGTRAP, Trace/breakpoint trap.
> 0x00000001 in ?? ()
> (gdb) reverse-stepi
> 0x00c86968 in handle_object (obj=0x807d090, event=22, mx=0, my=0, key=0,
> xev=0x0, keep_ret=1) at objects.c:2426
> 2426 obj->posthandle( obj, event, mx, my, key, xev );
>
> So. On investigating the diff from libforms1 1.0-8 to 1.0.92sp1-5, I
> notice that a bunch of new members have been inserted into the FL_OBJECT
> structure, namely fl1, fr1, ft1, fb1, fl2, fr2, ft2, and fb2, all before
> posthandle. (There are also multiple changes after posthandle.) No
> wonder kali is breaking.
>
> Peter, doesn't this require libforms1 to have a new SONAME, or else to
> clean up its interface to be ABI-compatible with previous versions (at
> least by only ever appending members to structs)?
>
> Thanks,
>
> --
> Colin Watson [cjwat...@debian.org]
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