bug#65811: 27.1; zzzzzzzz forever

[Bruce Adams]

I have a backtrace here:

apt-get changelog emacs
Get:1 https://changelogs.ubuntu.com emacs 1:27.1+1-3ubuntu5.1 Changelog [113 kB]
Fetched 113 kB in 1s (157 kB/s)
brucea@Bruce-PC-23:~/work/git/ubuntu-servers$ Connection lost to X server ':0'
When compiled with GTK, Emacs cannot recover from X disconnects.
This is a GTK bug: https://gitlab.gnome.org/GNOME/gtk/issues/221
For details, see etc/PROBLEMS.
Backtrace:
emacs(+0x150e55)[0x55b8db8bde55]
emacs(+0x4aa38)[0x55b8db7b7a38]
emacs(+0x4af4f)[0x55b8db7b7f4f]
emacs(+0x49f22)[0x55b8db7b6f22]
emacs(+0x49ff3)[0x55b8db7b6ff3]
/lib/x86_64-linux-gnu/libX11.so.6(_XIOError+0x63)[0x7f076d2c82f3]
/lib/x86_64-linux-gnu/libX11.so.6(_XReply+0x3ef)[0x7f076d2cd56f]
/lib/x86_64-linux-gnu/libX11.so.6(XGetWindowProperty+0x108)[0x7f076d2ac568]
/lib/x86_64-linux-gnu/libgdk-3.so.0(+0x781f9)[0x7f076da6a1f9]
/lib/x86_64-linux-gnu/libgdk-3.so.0(+0x7830e)[0x7f076da6a30e]
/lib/x86_64-linux-gnu/libgdk-3.so.0(gdk_x11_screen_supports_net_wm_hint+0x8c)[0x7f076da6b4dc]
/lib/x86_64-linux-gnu/libgdk-3.so.0(+0x7fb4f)[0x7f076da71b4f]
/lib/x86_64-linux-gnu/libgobject-2.0.so.0(g_signal_emit_valist+0x1290)[0x7f076d55b700]
/lib/x86_64-linux-gnu/libgobject-2.0.so.0(g_signal_emit+0x93)[0x7f076d55b863]
/lib/x86_64-linux-gnu/libgdk-3.so.0(+0x46966)[0x7f076da38966]
/lib/x86_64-linux-gnu/libgdk-3.so.0(+0x332ad)[0x7f076da252ad]
/lib/x86_64-linux-gnu/libglib-2.0.so.0(+0x562c8)[0x7f076d4452c8]
/lib/x86_64-linux-gnu/libglib-2.0.so.0(g_main_context_dispatch+0x174)[0x7f076d444c44]
/lib/x86_64-linux-gnu/libglib-2.0.so.0(+0xab258)[0x7f076d49a258]
/lib/x86_64-linux-gnu/libglib-2.0.so.0(g_main_context_iteration+0x33)[0x7f076d4423e3]
/lib/x86_64-linux-gnu/libgtk-3.so.0(gtk_main_iteration+0x19)[0x7f076dd43d99]
emacs(+0x104fd3)[0x55b8db871fd3]
emacs(+0x13d3e2)[0x55b8db8aa3e2]
emacs(+0x13d9d5)[0x55b8db8aa9d5]
emacs(+0x1f8c95)[0x55b8db965c95]
emacs(+0x14158f)[0x55b8db8ae58f]
emacs(+0x143b6a)[0x55b8db8b0b6a]
emacs(+0x14530c)[0x55b8db8b230c]
emacs(+0x1b2f67)[0x55b8db91ff67]
emacs(+0x1360f0)[0x55b8db8a30f0]
emacs(+0x1b2ea9)[0x55b8db91fea9]
emacs(+0x13607e)[0x55b8db8a307e]
emacs(+0x13b68a)[0x55b8db8a868a]
emacs(+0x13b9c9)[0x55b8db8a89c9]
emacs(+0x52aca)[0x55b8db7bfaca]
/lib/x86_64-linux-gnu/libc.so.6(+0x29d90)[0x7f076bc56d90]
/lib/x86_64-linux-gnu/libc.so.6(__libc_start_main+0x80)[0x7f076bc56e40]
emacs(+0x531b5)[0x55b8db7c01b5]

[1]+  Aborted                 emacs

-----Original Message-----
From: Eli Zaretskii <eliz@gnu.org> 
Sent: Friday, September 8, 2023 2:15 PM
To: Bruce Adams <bruce@optibrium.com>; Ken Brown <kbrown@cornell.edu>
Cc: 65811@debbugs.gnu.org
Subject: Re: bug#65811: 27.1; zzzzzzzz forever

> Date: Fri, 8 Sep 2023 11:49:54 +0000
> From:  Bruce Adams via "Bug reports for GNU Emacs,  the Swiss army 
> knife of text editors" <bug-gnu-emacs@gnu.org>
> 
> Actually the workaround of using Cygwin does not quite work. I get issues 
> with this saving files:
> 
> ■  Warning (unlock-file): Unlocking file: Invalid argument, 
> //wsl.localhost/Ubuntu-22.04/home/brucea/foobar, ignored

That's just a warning, and you can turn it off if you want.

Maybe Ken (CCed) could help out with the Cygwin issue of file-locking.