Bug#788881: crash: meta_window_unmanage: assertion failed: (window->display->focus_window != window)

[Sam Morris]

Control: found -1 3.26.2-1
Control: tag -1 + confirmed upstream
Control: forwarded -1 https://gitlab.gnome.org/GNOME/mutter/issues/45
Control: affects -1 gnome-shell

On Mon, Jun 15, 2015 at 11:21:05PM +0200, Björn Weber wrote:
> How to reproduce this error: Open a large archive in file-roller that causes
> the load dialog to appear. When the load dialog is active, grab the title
> bar of the parent window and move it around. Keep holding it. When the
> dialog disappears, mutter crashes.

I just triggered this with file-roller, though I didn't try to reproduce
your steps exactly.

Feb 21 16:10:09 org.gnome.Shell.desktop[12376]: **
Feb 21 16:10:09 org.gnome.Shell.desktop[12376]: mutter:ERROR:core/window.c:1478:meta_window_unmanage: assertion failed: (window->display->focus_window != window)
Feb 21 16:10:09 org.gnome.Shell.desktop[12376]: == Stack trace for context 0x55d27d8ef000 ==
Feb 21 16:10:10 org.gnome.Shell.desktop[12376]: (EE)
Feb 21 16:10:10 org.gnome.Shell.desktop[12376]: Fatal server error:
Feb 21 16:10:10 org.gnome.Shell.desktop[12376]: (EE) failed to read Wayland events: Broken pipe
Feb 21 16:10:10 org.gnome.Shell.desktop[12376]: (EE)

gnome-shell backtrace:

#0  0x00007f68a3604020 in raise (sig=6) at ../sysdeps/unix/sysv/linux/raise.c:51
#1  0x000055d27b8aba1b in dump_gjs_stack_on_signal_handler (signo=6) at ../src/main.c:372
#2  0x00007f68a3604180 in <signal handler called> () at /lib/x86_64-linux-gnu/libpthread.so.0
#3  0x00007f68a32706a0 in __GI_raise (sig=sig at entry=6) at ../sysdeps/unix/sysv/linux/raise.c:51
#4  0x00007f68a3271cf7 in __GI_abort () at abort.c:90
#5  0x00007f68a53aa7cd in g_assertion_message (domain=domain at entry=0x7f68a3915313 "mutter", file=file at entry=0x7f68a391f232 "core/window.c", line=line at entry=1478, func=func at entry=0x7f68a3921450 <__func__.107332> "meta_window_unmanage", message=message at entry=0x55d282fb6190 "assertion failed: (window->display->focus_window != window)") at ../../../../glib/gtestutils.c:2430
#6  0x00007f68a53aa85a in g_assertion_message_expr (domain=domain at entry=0x7f68a3915313 "mutter", file=file at entry=0x7f68a391f232 "core/window.c", line=line at entry=1478, func=func at entry=0x7f68a3921450 <__func__.107332> "meta_window_unmanage", expr=expr at entry=0x7f68a3920350 "window->display->focus_window != window") at ../../../../glib/gtestutils.c:2453
#7  0x00007f68a38c2afc in meta_window_unmanage (window=0x55d281dcc350 [MetaWindowWayland], timestamp=24655962) at core/window.c:1478
#8  0x00007f68a38f2ed3 in meta_wayland_surface_destroy_window (surface=0x55d27f09fc50 [MetaWaylandSurface]) at wayland/meta-wayland-surface.c:432
#9  0x00007f68a38f8159 in xdg_toplevel_destructor (resource=0x7f6880143470) at wayland/meta-wayland-xdg-shell.c:166
#10 0x00007f689a5bef30 in destroy_resource (element=0x7f6880143470, data=data at entry=0x0) at ../src/wayland-server.c:675
#11 0x00007f689a5bef82 in wl_resource_destroy (resource=<optimized out>) at ../src/wayland-server.c:690
#12 0x00007f689f6a6fce in ffi_call_unix64 () at /usr/lib/x86_64-linux-gnu/libffi.so.6
#13 0x00007f689f6a693f in ffi_call () at /usr/lib/x86_64-linux-gnu/libffi.so.6
#14 0x00007f689a5c2a3b in wl_closure_invoke (closure=closure at entry=0x55d2829c35e0, flags=flags at entry=2, target=<optimized out>, target at entry=0x7f6880143470, opcode=opcode at entry=0, data=<optimized out>, data at entry=0x55d283149c00) at ../src/connection.c:935
#15 0x00007f689a5bf27f in wl_client_connection_data (fd=<optimized out>, mask=<optimized out>, data=0x55d283149c00) at ../src/wayland-server.c:406
#16 0x00007f689a5c0c12 in wl_event_loop_dispatch (loop=0x55d27d5dac40, timeout=timeout at entry=0) at ../src/event-loop.c:423
#17 0x00007f68a38dd8b7 in wayland_event_source_dispatch (base=base at entry=0x55d27d7ddb30, callback=<optimized out>, data=<optimized out>) at wayland/meta-wayland.c:84
#18 0x00007f68a5383f67 in g_main_dispatch (context=0x55d27d5f1700) at ../../../../glib/gmain.c:3142
#19 0x00007f68a5383f67 in g_main_context_dispatch (context=context at entry=0x55d27d5f1700) at ../../../../glib/gmain.c:3795
#20 0x00007f68a53841a0 in g_main_context_iterate (context=0x55d27d5f1700, block=block at entry=1, dispatch=dispatch at entry=1, self=<optimized out>) at ../../../../glib/gmain.c:3868
#21 0x00007f68a53844b2 in g_main_loop_run (loop=0x55d27d7d3a20) at ../../../../glib/gmain.c:4064
#22 0x00007f68a38af26c in meta_run () at core/main.c:648
#23 0x000055d27b8ab43c in main (argc=<optimized out>, argv=<optimized out>) at ../src/main.c:530

-- 
Sam Morris <https://robots.org.uk/>
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