segfaults when running graphical reports

[John Ralls]

On Apr 13, 2014, at 12:35 AM, Thomas Klausner <tk at giga.or.at> wrote:

> Hi!
> 
> I'm using gnucash-2.6.3 from pkgsrc on NetBSD-6.99.40/amd64.
> 
> I see two recent changes compared to 2.4.13, the previous version in
> pkgsrc.
> 
> The first: If I start gnucash without a terminal or in the background,
> it doesn't finish startup. When started in the background, I see (with
> zsh):
> 
>> gnucash &
> [1] 7303
>> 
> [1]  + suspended (tty output)  gnucash
> 
> When I put it in the foreground again, it continues starting
> successfully. This seems to happen during the splash screen, the last
> thing that's displayed in the progress text at the bottom is
> "gnucash/python". Perhaps this is a problem with a python module, but
> how do I find out which?

The problem is whatever output is going to the terminal. What is it?

Note that you can work around the problem with a redirect: guncash > /dev/null 2>&1 &

> 
> The worse problem I have is when I try to run a graphical report (e.g.
> Income & Expense / Expense barchart) I get a segfault:
> 
> zsh: segmentation fault (core dumped)  gnucash
> 
> The backtrace is not very helpful, even when compiled with '-g -O0':
> (gdb) bt
> #0  0x00007f7f87800a0c in ?? ()
> #1  0x00007f7f857fe088 in ?? ()
> #2  0x00007f7ff6a9efc0 in ?? ()
> #3  0x00007f7feb1641a8 in ?? ()
> #4  0x00007f7ff6a9e1c0 in ?? ()
> #5  0x00007f7fee3be8e8 in ?? ()
> #6  0x00007f7feecf9c00 in WTF::central_cache () from /usr/pkg/lib/libjavascriptcoregtk-1.0.so.0
> #7  0x0000000000000000 in ?? ()
> 
> I have webkit-gtk-1.10.2 installed if that matters.

That's because the crash isn't in GnuCash. You need to get the debug symbols for more packages. I'd start with glib, gtk, and webkit and see if that fills in the blanks or provides clues to what other symbols you might need.