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Re: misc/calibre crashing even sooner than before (in XQueryExtension)



On Sun 09 Oct 2016 at 16:11:33 +0200, Rhialto wrote:
> I'll try if misc/calibre1 still works as a fallback.

That also crashes! Here is a very very very annoying regression going
on.

$ gdb /usr/pkg/bin/python2.7
GNU gdb (GDB) 7.7.1
Copyright (C) 2014 Free Software Foundation, Inc.
License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>
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and "show warranty" for details.
This GDB was configured as "x86_64--netbsd".
Type "show configuration" for configuration details.
For bug reporting instructions, please see:
<http://www.gnu.org/software/gdb/bugs/>.
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For help, type "help".
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Reading symbols from /usr/pkg/bin/python2.7...(no debugging symbols found)...done.
(gdb) run /usr/pkg/bin/ebook-viewer 
Starting program: /usr/pkg/bin/python2.7 /usr/pkg/bin/ebook-viewer

Program received signal SIGSEGV, Segmentation fault.
[Switching to LWP 1]
0x00007f7fcc377450 in _X11TransWritev () from /usr/X11R7/lib/libX11.so.6
(gdb) bt
#0  0x00007f7fcc377450 in _X11TransWritev () from /usr/X11R7/lib/libX11.so.6
#1  0x00007f7fcc375dd8 in _XSend () from /usr/X11R7/lib/libX11.so.6
#2  0x00007f7fcc36c54f in XQueryExtension () from /usr/X11R7/lib/libX11.so.6
#3  0x00007f7fcc36c3c4 in XInitExtension () from /usr/X11R7/lib/libX11.so.6
#4  0x00007f7fcc60d67e in XextAddDisplay () from /usr/X11R7/lib/libXext.so.6
#5  0x00007f7fcca05ad6 in XRRFindDisplay () from /usr/X11R7/lib/libXrandr.so.2
#6  0x00007f7fcca05fd9 in XRRQueryExtension () from /usr/X11R7/lib/libXrandr.so.2
#7  0x00007f7fe9b64df6 in qt_init(QApplicationPrivate*, int, _XDisplay*, unsigned long, unsigned long) ()
   from /usr/pkg/qt4/lib/libQtGui.so.4
#8  0x00007f7fe9b041b1 in QApplicationPrivate::construct(_XDisplay*, unsigned long, unsigned long) ()
   from /usr/pkg/qt4/lib/libQtGui.so.4
#9  0x00007f7fe9b043f5 in QApplication::QApplication(int&, char**, int) () from /usr/pkg/qt4/lib/libQtGui.so.4
#10 0x00007f7feadcc8c0 in sipQApplication::sipQApplication(int&, char**) ()
   from /usr/pkg/lib/python2.7/site-packages/PyQt4/QtGui.so
#11 0x00007f7feadcca8d in init_type_QApplication () from /usr/pkg/lib/python2.7/site-packages/PyQt4/QtGui.so
#12 0x00007f7feb40a042 in sipSimpleWrapper_init () from /usr/pkg/lib/python2.7/site-packages/sip.so
#13 0x00007f7ff78905ea in wrap_init () from /usr/pkg/lib/libpython2.7.so.1.0
#14 0x00007f7ff78499b8 in PyObject_Call () from /usr/pkg/lib/libpython2.7.so.1.0
#15 0x00007f7ff78cb468 in PyEval_CallObjectWithKeywords () from /usr/pkg/lib/libpython2.7.so.1.0
#16 0x00007f7ff785c970 in wrapperdescr_call () from /usr/pkg/lib/libpython2.7.so.1.0
#17 0x00007f7ff78499b8 in PyObject_Call () from /usr/pkg/lib/libpython2.7.so.1.0
#18 0x00007f7ff78ccd5b in PyEval_EvalFrameEx () from /usr/pkg/lib/libpython2.7.so.1.0
#19 0x00007f7ff78d48a6 in PyEval_EvalCodeEx () from /usr/pkg/lib/libpython2.7.so.1.0
#20 0x00007f7ff7869f56 in function_call () from /usr/pkg/lib/libpython2.7.so.1.0
#21 0x00007f7ff78499b8 in PyObject_Call () from /usr/pkg/lib/libpython2.7.so.1.0
#22 0x00007f7ff7856838 in instancemethod_call () from /usr/pkg/lib/libpython2.7.so.1.0
#23 0x00007f7ff78499b8 in PyObject_Call () from /usr/pkg/lib/libpython2.7.so.1.0
#24 0x00007f7ff789552a in slot_tp_init () from /usr/pkg/lib/libpython2.7.so.1.0
#25 0x00007f7ff78943db in type_call () from /usr/pkg/lib/libpython2.7.so.1.0
#26 0x00007f7ff78499b8 in PyObject_Call () from /usr/pkg/lib/libpython2.7.so.1.0
#27 0x00007f7ff78ccd5b in PyEval_EvalFrameEx () from /usr/pkg/lib/libpython2.7.so.1.0
#28 0x00007f7ff78d48a6 in PyEval_EvalCodeEx () from /usr/pkg/lib/libpython2.7.so.1.0
#29 0x00007f7ff78d267b in PyEval_EvalFrameEx () from /usr/pkg/lib/libpython2.7.so.1.0
#30 0x00007f7ff78d48a6 in PyEval_EvalCodeEx () from /usr/pkg/lib/libpython2.7.so.1.0
#31 0x00007f7ff78d4951 in PyEval_EvalCode () from /usr/pkg/lib/libpython2.7.so.1.0
#32 0x00007f7ff78ebb33 in run_mod () from /usr/pkg/lib/libpython2.7.so.1.0
#33 0x00007f7ff78ecac7 in PyRun_FileExFlags () from /usr/pkg/lib/libpython2.7.so.1.0
#34 0x00007f7ff78edadd in PyRun_SimpleFileExFlags () from /usr/pkg/lib/libpython2.7.so.1.0
#35 0x00007f7ff78fcc33 in Py_Main () from /usr/pkg/lib/libpython2.7.so.1.0
#36 0x0000000000400975 in _start ()
(gdb) 

Note how the uses Qt4 instead of Qt5 but still crashes in
XQueryExtension!

-Olaf.
-- 
___ Olaf 'Rhialto' Seibert  -- Wayland: Those who don't understand X
\X/ rhialto/at/xs4all.nl    -- are condemned to reinvent it. Poorly.

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