[debbugs-tracker] bug#35204: closed (27.0.50; Crash on Cygwin)

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Your message dated Mon, 15 Apr 2019 08:26:15 +0900
with message-id <address@hidden>
and subject line Re: bug#35204: 27.0.50; Crash on Cygwin
has caused the debbugs.gnu.org bug report #35204,
regarding 27.0.50; Crash on Cygwin
to be marked as done.

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35204: http://debbugs.gnu.org/cgi/bugreport.cgi?bug=35204
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> --- Begin Message ---
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> Subject: 
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> 27.0.50; Crash on Cygwin
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> Date: 
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> Tue, 09 Apr 2019 17:07:58 +0900
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> User-agent: 
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> Gnus/5.13 (Gnus v5.13) Emacs/27.0.50 (x86_64-pc-cygwin)
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>
>
>
> Hi,
>
> Recently Emacs on Cygwin suddenly crashes while it is (probably)
> in idle, only it lives for several minuits, but reverting the
> following three changes seems to help.
>
> 1. commit 0b8117ed1abfc17bb0bc1690a8997736f1e8f98c
>     ; * src/frame.h (MonitorInfo): Remove const modifier
> 2. commit 7b78857c0ba69eafd780484641b858ae8a167044
>     ; * src/xfns.c (x-display-monitor-attributes-list) Fix typo.
> 3. commit a35e06bbe27c5907f56c5aeb48182d7be00d1dec
>     Plug memory leak in GTK x-display-monitor-attributes-list
>     * src/frame.c (free_monitors) [USE_GTK]: Define in the GTK case as
>       well.
>     * src/xfns.c (x-display-monitor-attributes-list) [USE_GTK]: Plug
>       memory leak.
>     * src/frame.h (MonitorInfo): Declare name as pointing to const char.
>
> I'm not sure what to do but please tell me anything I should do.
>
> In GNU Emacs 27.0.50 (build 3, x86_64-pc-cygwin, GTK+ Version 3.22.28)
>  of 2019-04-09 built on localhost
> Windowing system distributor 'The Cygwin/X Project', version 11.0.12004000
>
> Configured using:
>  'configure CFLAGS=-O0 --verbose --with-x-toolkit=gtk3'
>
> uname -a
> CYGWIN_NT-10.0 localhost 3.0.6(0.338/5/3) 2019-04-06 16:18 x86_64 Cygwin
>
>
> Here is a gdb backtrace I got after reverting only 1.:
>
> (gdb) bt
> #0  0x000000010054a66a in terminate_due_to_signal ()
> #1  0x000000010057110d in handle_fatal_signal ()
> #2  0x00000001005710e0 in deliver_thread_signal ()
> #3  0x0000000100571149 in deliver_fatal_thread_signal ()
> #4  0x0000000100571361 in handle_sigsegv ()
> #5  0x000000018005f65a in altstack_wrapper (sig=<optimized out>, 
>     siginfo=<optimized out>, sigctx=0xffffde50, 
>     handler=0x1005712a5 <handle_sigsegv>)
>     at /usr/src/debug/cygwin-3.0.6-1/winsup/cygwin/exceptions.cc:1595
> #6  0x0000000180062dfa in _cygtls::call_signal_handler (this=0xffffce00)
>     at /usr/src/debug/cygwin-3.0.6-1/winsup/cygwin/exceptions.cc:1777
> #7  0x0000000000000000 in ?? ()
>
> I couldn't fetch a backtrace for Emacs before reverting because
> of an error:
>
> (gdb) bt
> #0  0x000000010054a72f in terminate_due_to_signal ()
> #1  0x000303e90000faf0 in ?? ()
> Backtrace stopped: previous frame inner to this frame (corrupt stack?)
>
> Couldn't fetch xbacktrace either:
>
> (gdb) source .gdbinit
> SIGINT is used by the debugger.
> Are you sure you want to change it? (y or n) [answered Y; input not from 
> terminal]
> DISPLAY = :0.0
> TERM = xterm
> Breakpoint 1 at 0x10054a66a
> .gdbinit:1228: Error in sourced command file:
> No symbol "defined_HAVE_X_WINDOWS" in current context.
>
> Thanks.
> Regards,
>
>
>
> --- End Message ---
> --- Begin Message ---
>
>
>
> Subject: 
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> Re: bug#35204: 27.0.50; Crash on Cygwin
>
>
>
>
> Date: 
>
> Mon, 15 Apr 2019 08:26:15 +0900
>
>
>
>
> User-agent: 
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> Gnus/5.13 (Gnus v5.13) Emacs/27.0.50 (x86_64-pc-cygwin)
>
>
>
>
> On Sun, 14 Apr 2019 02:15:00 +0000, Ken Brown wrote:
> >> It should be fixed with commit 7308c2edf, so please test again. Sorry
> >> for the inconvenience.
>
> > Yes, that fixes it for me.
>
> Emacs built from the fresh git master works fine.  Thanks a lot!
>
>
> --- End Message ---