On Fri, 20 Nov 2009 22:03:18 +0100, Ted Baltz <[email protected]> wrote:

> I've been noticing periodic crashes of e16 (once every few days) when I
> have compositing on.  I remembered to save .xsession-errors this time,
> showing this:
>
> e16: ../../src/xcb_lock.c:33: _XCBUnlockDisplay: Assertion
> `xcb_get_request_sent(dpy->xcb->connection) == dpy->request' failed.
> .555195: AddToFamily: Already managing B 0x3c00610
> [2529] 175333.822348: AddToFamily: Already managing B 0x4200259
> [2529] 175333.958609: AddToFamily: Already managing B 0x4200396
> [2529] 270852.091937: AddToFamily: Already managing B 0x4400003
> [2529] 278644.148412: AddToFamily: Already managing B 0x1a51f6b
> [2529] 278644.148441: AddToFamily: Already managing B 0x1a51f6b
> [2529] 278701.450006: AddToFamily: Already managing B 0x1a52e1a
> [2529] 278701.450032: AddToFamily: Already managing B 0x1a52e1a
> /home/eabaltz/.xsession: line 29:  2529 Aborted                 (core  
> dumped) /home/eabaltz/usr/bin/e16
>
>
> I have the core dump as well - not sure how useful it is, but here is
> the backtrace:
>
>
> eaba...@apogalacticon :: gdb ~/usr/bin/e16 core
> GNU gdb (GDB) 7.0-gg7
> Copyright (C) 2009 Free Software Foundation, Inc.
> License GPLv3+: GNU GPL version 3 or later
> <http://gnu.org/licenses/gpl.html>
> Type "show copying" and "show warranty" for licensing/warranty details.
> This GDB was configured as "x86_64-linux".
>
> <http://wiki/Main/GnuDebugger  FAQ: http://go/gdb  Email: gdb-team>
> Hey, I'm GDB 7.0.  Check me out!  http://wiki/Main/Gdb70x
>
> Reading symbols from /home/eabaltz/usr/bin/e16...done.
>
> warning: Can't read pathname for load map: Input/output error.
> Core was generated by `/home/eabaltz/usr/bin/e16'.
> Program terminated with signal 6, Aborted.
> #0  0x00007fc326962095 in raise () from /lib/libc.so.6
> (gdb) bt
> #0  0x00007fc326962095 in raise () from /lib/libc.so.6
> #1  0x00007fc326963c98 in abort () from /lib/libc.so.6
> #2  0x00007fc32695b2df in __assert_fail () from /lib/libc.so.6
> #3  0x00007fc326f5a2d3 in ?? () from /usr/lib/libX11.so.6
> #4  0x00007fc327a3e11e in XFixesSetPictureClipRegion () from
> /usr/lib/libXfixes.so.3
> #5  0x000000000046f520 in ECompMgrRepaintObj (pbuf=8268652,
> region=8268677, eo=0x73c040, mode=<value optimized out>) at
> ecompmgr.c:2142
> #6  0x000000000046f957 in ECompMgrRepaint () at ecompmgr.c:2267
> #7  0x000000000042bee1 in _ecore_list_for_each (list=<value optimized
> out>, function=0x465ca0 <_IdlerRun>, user_data=0x0) at
> e16-ecore_list.c:880
> #8  ecore_list_for_each (list=<value optimized out>, function=0x465ca0
> <_IdlerRun>, user_data=0x0) at e16-ecore_list.c:862
> #9  0x0000000000430be0 in EventsMain () at events.c:763
> #10 0x000000000044bead in main (argc=1, argv=0x7fff315dc108) at
> main.c:307
> (gdb)
>
Hmm... not sure but I think that "_XCBUnlockDisplay: Assertion" smells  
like a bug in Xlib.

/Kim

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