Subject: Emacs not starting due to gsettings changes.

From: Pankaj Jangid <[email-masked]>
Date: Sun, 15 May 2022 08:50:42 +0530

As suggested on dev list, reporting it to bugs for tracking.

Emacs is crashing probably due to this commit -
526e9758de7d163ce3b25fde69a4e122ce9c3742

Emacs is producing below error. I am running it on Debian stable.

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pankaj@anant:~/work/gnu/emacs (master)$ emacs

(emacs:1470526): GLib-GIO-ERROR **: 01:22:54.209: Settings schema 'org.gnome.desktop.interface' does not contain a key named 'font-antialiasing'
Fatal error 5: Trace/breakpoint trap
Backtrace:
emacs(+0x14e9d1)[0x55a79a4ac9d1]
emacs(+0x4346c)[0x55a79a3a146c]
emacs(+0x439aa)[0x55a79a3a19aa]
emacs(+0x14cf9d)[0x55a79a4aaf9d]
emacs(+0x14d089)[0x55a79a4ab089]
/lib/x86_64-linux-gnu/libpthread.so.0(+0x14140)[0x7f9d63c8b140]
/lib/x86_64-linux-gnu/libglib-2.0.so.0(g_log_structured_array+0x117)[0x7f9d64f37ca7]
/lib/x86_64-linux-gnu/libglib-2.0.so.0(g_log_default_handler+0xb5)[0x7f9d64f380b5]
/lib/x86_64-linux-gnu/libglib-2.0.so.0(g_logv+0x219)[0x7f9d64f38309]
/lib/x86_64-linux-gnu/libglib-2.0.so.0(g_log+0x8f)[0x7f9d64f3859f]
/lib/x86_64-linux-gnu/libgio-2.0.so.0(+0xf44e9)[0x7f9d6515c4e9]
/lib/x86_64-linux-gnu/libgio-2.0.so.0(+0xf4b5c)[0x7f9d6515cb5c]
/lib/x86_64-linux-gnu/libgio-2.0.so.0(g_settings_get_value+0x65)[0x7f9d65160cf5]
emacs(+0x26bffd)[0x55a79a5c9ffd]
emacs(+0x26cdb3)[0x55a79a5cadb3]
emacs(+0x2631b2)[0x55a79a5c11b2]
emacs(+0x25431f)[0x55a79a5b231f]
emacs(+0x200175)[0x55a79a55e175]
emacs(+0x1b9e23)[0x55a79a517e23]
emacs(+0x1bb779)[0x55a79a519779]
emacs(+0x200175)[0x55a79a55e175]
emacs(+0x1bed87)[0x55a79a51cd87]
emacs(+0x1bd88d)[0x55a79a51b88d]
emacs(+0x1bfdb7)[0x55a79a51ddb7]
emacs(+0x1b86a7)[0x55a79a5166a7]
emacs(+0x12dee6)[0x55a79a48bee6]
emacs(+0x1b8601)[0x55a79a516601]
emacs(+0x12d4d8)[0x55a79a48b4d8]
emacs(+0x1343c3)[0x55a79a4923c3]
emacs(+0x13473c)[0x55a79a49273c]
emacs(+0x4be6d)[0x55a79a3a9e6d]
/lib/x86_64-linux-gnu/libc.so.6(__libc_start_main+0xea)[0x7f9d63921d0a]
emacs(+0x4c4da)[0x55a79a3aa4da]
Trace/breakpoint trap
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Po Lu <[email-masked]> writes:

> Pankaj Jangid <[email-masked]> writes:
>
>> Probably due to this commit - 526e9758de7d163ce3b25fde69a4e122ce9c3742
>>
>> Emacs is producing below error. I am running it on Debian stable.
>
> Show a backtrace from gdb, please.  Thanks.

I am using PGTK build. Here is the stacktrace from master.

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Content-Type: text/plain
Content-Disposition: inline; filename=gdb.txt

#0  0x00007ffff715dca7 in g_log_structured_array () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007ffff715e0b5 in g_log_default_handler () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007ffff715e309 in g_logv () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007ffff715e59f in g_log () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007ffff73824e9 in  () at /lib/x86_64-linux-gnu/libgio-2.0.so.0
#5  0x00007ffff7382b5c in  () at /lib/x86_64-linux-gnu/libgio-2.0.so.0
#6  0x00007ffff7386cf5 in g_settings_get_value () at /lib/x86_64-linux-gnu/libgio-2.0.so.0
#7  0x000055555586a06e in apply_gsettings_font_antialias (settings=0x555555f40ba0)
    at xsettings.c:275
#8  0x000055555586a6fe in init_gsettings () at xsettings.c:1030
#9  0x000055555586a758 in xsettings_initialize (dpyinfo=0x555555fb34f0) at xsettings.c:1133
#10 0x0000555555863ff3 in pgtk_term_init
    (display_name=0x7ffff1b030b4, resource_name=0x555555dc42d0 "emacs") at pgtkterm.c:6511
#11 0x000055555584c991 in Fx_open_connection
    (display=0x7ffff1b030b4, resource_string=0x0, must_succeed=0x0) at pgtkfns.c:2176
#12 0x00005555557878f5 in funcall_subr
    (subr=0x555555c5ea80 <Sx_open_connection>, numargs=3, args=0x7ffff13cf1d0) at eval.c:2957
#13 0x00005555557d7fbd in exec_byte_code
    (fun=0x7ffff1e21525, args_template=514, nargs=2, args=0x7ffff13cf278) at bytecode.c:809
#14 0x0000555555787bad in fetch_and_exec_byte_code
    (fun=0x7ffff1c4045d, args_template=256, nargs=0, args=0x7ffff13cf150) at eval.c:3002
#15 0x0000555555787f21 in funcall_lambda (fun=0x7ffff1c4045d, nargs=0, arg_vector=0x7ffff13cf150)
    at eval.c:3074
#16 0x0000555555787496 in funcall_general (fun=0x7ffff1c4045d, numargs=0, args=0x7ffff13cf150)
    at eval.c:2865
#17 0x00005555557876f2 in Ffuncall (nargs=1, args=0x7ffff13cf148) at eval.c:2915
#18 0x000055555578683e in Fapply (nargs=2, args=0x7ffff13cf148) at eval.c:2539
#19 0x0000555555787ad9 in funcall_subr
    (subr=0x555555c58000 <Sapply>, numargs=2, args=0x7ffff13cf148) at eval.c:2980
#20 0x00005555557d7fbd in exec_byte_code
    (fun=0x7ffff1ece1ed, args_template=770, nargs=3, args=0x7ffff13cf3c0) at bytecode.c:809
#21 0x0000555555787bad in fetch_and_exec_byte_code
    (fun=0x7ffff1c73ab5, args_template=0, nargs=0, args=0x7fffffffd8c0) at eval.c:3002
#22 0x0000555555787f21 in funcall_lambda (fun=0x7ffff1c73ab5, nargs=0, arg_vector=0x7fffffffd8c0)
    at eval.c:3074
#23 0x0000555555787d3f in apply_lambda (fun=0x7ffff1c73ab5, args=0x0, count=...) at eval.c:3024
#24 0x0000555555786437 in eval_sub (form=0x7ffff221dcf3) at eval.c:2465
#25 0x0000555555785a1f in Feval (form=0x7ffff221dcf3, lexical=0x0) at eval.c:2276
#26 0x00005555556c6324 in top_level_2 () at keyboard.c:1149
#27 0x0000555555783cdf in internal_condition_case
    (bfun=0x5555556c6301 <top_level_2>, handlers=0x90, hfun=0x5555556c5c4f <cmd_error>)
    at eval.c:1450
#28 0x00005555556c636c in top_level_1 (ignore=0x0) at keyboard.c:1157
#29 0x00005555557833cc in internal_catch (tag=0xf390, func=0x5555556c6326 <top_level_1>, arg=0x0)
    at eval.c:1180
#30 0x00005555556c6245 in command_loop () at keyboard.c:1117
#31 0x00005555556c57fa in recursive_edit_1 () at keyboard.c:727
#32 0x00005555556c59a3 in Frecursive_edit () at keyboard.c:810
#33 0x00005555556c1e90 in main (argc=2, argv=0x7fffffffde48) at emacs.c:2470
quit

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