Bug#909243: gnome-shell segfaults on start: meta_logical_monitor_get_layout (logical_monitor=0x0)

[Simon McVittie]

Control: reassign -1 libmutter-3-0
Control: affects -1 gnome-shell
Control: retitle -1 gnome-shell segfaults on start: meta_logical_monitor_get_layout (logical_monitor=0x0)

On Thu, 20 Sep 2018 at 13:37:05 +0200, Henry Schwanbeck wrote:
> thanks for your answer. I attached what I think is the backtrace you
> requested

Unfortunately the Xwayland backtrace is not very interesting: it responds
to a gnome-shell crash by crashing itself, so it's a symptom rather than
a cause.

This gnome-shell segfault looks like the root cause:

> Sep 20 13:17:05 telesto kernel: [  545.551837] gnome-shell[2252]: segfault at 1c ip 00007f74aaa86050 sp 00007fffbc66a8a8 error 4 in libmutter-3.so.0.0.0[7f74aaa6f000+c4000]

On Thu, 20 Sep 2018 at 14:00:40 +0200, Henry Schwanbeck wrote:
> root at telesto:/home/henry# coredumpctl debug --debugger=gdb gnome-shell

Thanks, this is the backtrace we needed. I think this indicates a
libmutter bug.

    smcv