Package: emacs;
Reported by: Cody Addison <cody.addison <at> gmail.com>
Date: Tue, 15 Dec 2015 04:21:02 UTC
Severity: normal
Merged with 11676, 14958, 35003
Found in versions 24.1, 24.2, 24.4, 27.0.50
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From: Eli Zaretskii <eliz <at> gnu.org> To: Cody Addison <cody.addison <at> gmail.com> Cc: 22174 <at> debbugs.gnu.org Subject: bug#22174: 24.4; emacs --daemon crashes when ssh is disconnected. I am using lucid x toolkit. Date: Wed, 16 Dec 2015 21:36:32 +0200
[Please keep the bug address on the CC list.] > Date: Wed, 16 Dec 2015 12:59:49 -0600 > From: Cody Addison <cody.addison <at> gmail.com> > > Here is the result. I am including the backtrace of all 3 threads. The SIGTERM > comes when I Ctrl-C the ssh command. I didn't expect that to pass through to > the emacs daemon. > > (gdb) continue > Continuing. > [New Thread 0x7f789b17d700 (LWP 52670)] > [New Thread 0x7f789a97c700 (LWP 52765)] > > Program received signal SIGTERM, Terminated. > [Switching to Thread 0x7f789b17d700 (LWP 52670)] > > backtrace thread 1: > > (gdb) thread 1 > [Switching to thread 1 (Thread 0x7f78a10fa880 (LWP 26190))] > #0 0x00007f789e045e79 in __pselect (nfds=6, readfds=0x7fff4c537f40, > writefds=0x7fff4c537fc0, exceptfds=0x0, timeout=<optimized out>, > sigmask=<optimized out>) at ../sysdeps/unix/sysv/linux/pselect.c:77 > 77 ../sysdeps/unix/sysv/linux/pselect.c: No such file or directory. > (gdb) backtrace > #0 0x00007f789e045e79 in __pselect (nfds=6, readfds=0x7fff4c537f40, > writefds=0x7fff4c537fc0, exceptfds=0x0, timeout=<optimized out>, > sigmask=<optimized out>) at ../sysdeps/unix/sysv/linux/pselect.c:77 > #1 0x000000000065505b in xg_select (fds_lim=6, rfds=0x7fff4c538550, > wfds=0x7fff4c5385d0, efds=0x0, timeout=0x7fff4c538530, sigmask=0x0) > at ../../emacs-24.4/src/xgselect.c:105 > #2 0x000000000061b0c7 in wait_reading_process_output (time_limit=0, nsecs=0, > read_kbd=-1, do_display=true, wait_for_cell=12752882, wait_proc=0x0, > just_wait_proc=0) at ../../emacs-24.4/src/process.c:4606 > #3 0x000000000053c869 in kbd_buffer_get_event (kbp=0x7fff4c5388b8, > used_mouse_menu=0x7fff4c538de9, end_time=0x0) > at ../../emacs-24.4/src/keyboard.c:3906 > #4 0x00000000005390da in read_event_from_main_queue (end_time=0x0, > local_getcjmp=0x7fff4c538bf0, used_mouse_menu=0x7fff4c538de9) > at ../../emacs-24.4/src/keyboard.c:2246 > #5 0x000000000053933e in read_decoded_event_from_main_queue (end_time=0x0, > local_getcjmp=0x7fff4c538bf0, prev_event=12752882, > used_mouse_menu=0x7fff4c538de9) at ../../emacs-24.4/src/keyboard.c:2309 > #6 0x000000000053a835 in read_char (commandflag=1, map=36984518, > prev_event=12752882, used_mouse_menu=0x7fff4c538de9, end_time=0x0) > at ../../emacs-24.4/src/keyboard.c:2895 > #7 0x0000000000546170 in read_key_sequence (keybuf=0x7fff4c538fd0, > bufsize=30, prompt=12752882, dont_downcase_last=false, > can_return_switch_frame=true, fix_current_buffer=true, > prevent_redisplay=false) at ../../emacs-24.4/src/keyboard.c:9088 > #8 0x00000000005375c1 in command_loop_1 () > at ../../emacs-24.4/src/keyboard.c:1452 > #9 0x00000000005c970b in internal_condition_case ( > bfun=0x5371f9 <command_loop_1>, handlers=12804482, > hfun=0x536ae8 <cmd_error>) at ../../emacs-24.4/src/eval.c:1348 > #10 0x0000000000536f53 in command_loop_2 (ignore=12752882) > at ../../emacs-24.4/src/keyboard.c:1177 > #11 0x00000000005c8f1d in internal_catch (tag=12800418, > func=0x536f2d <command_loop_2>, arg=12752882) > at ../../emacs-24.4/src/eval.c:1112 > #12 0x0000000000536f01 in command_loop () > at ../../emacs-24.4/src/keyboard.c:1156 > #13 0x00000000005366e3 in recursive_edit_1 () > at ../../emacs-24.4/src/keyboard.c:777 > #14 0x0000000000536850 in Frecursive_edit () > at ../../emacs-24.4/src/keyboard.c:848 > #15 0x0000000000534867 in main (argc=2, argv=0x7fff4c5393d8) > at ../../emacs-24.4/src/emacs.c:1646 > > backtrace thread 2: > > (gdb) thread 2 > [Switching to thread 2 (Thread 0x7f789c1a5700 (LWP 26191))] > #0 0x00007f789e04112d in poll () at ../sysdeps/unix/syscall-template.S:81 > 81 ../sysdeps/unix/syscall-template.S: No such file or directory. > (gdb) backtrace > #0 0x00007f789e04112d in poll () at ../sysdeps/unix/syscall-template.S:81 > #1 0x00007f789e57ffe4 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 > #2 0x00007f789e5800ec in g_main_context_iteration () > from /lib/x86_64-linux-gnu/libglib-2.0.so.0 > #3 0x00007f789e580129 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 > #4 0x00007f789e5a4f05 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 > #5 0x00007f789e321182 in start_thread (arg=0x7f789c1a5700) > at pthread_create.c:312 > #6 0x00007f789e04e47d in clone () > at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111 > > backtrace thread 3: > > 0x00007f789e32920b in raise (sig=15) > at ../nptl/sysdeps/unix/sysv/linux/pt-raise.c:37 > 37 ../nptl/sysdeps/unix/sysv/linux/pt-raise.c: No such file or directory. > (gdb) backtrace > #0 0x00007f789e32920b in raise (sig=15) > at ../nptl/sysdeps/unix/sysv/linux/pt-raise.c:37 > #1 0x00007f789ced5adc in ffi_call_unix64 () > from /usr/lib/x86_64-linux-gnu/libffi.so.6 > #2 0x00007f789ced540c in ffi_call () > from /usr/lib/x86_64-linux-gnu/libffi.so.6 > #3 0x00007f789e850055 in g_cclosure_marshal_generic_va () > from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0 > #4 0x00007f789e84f5e7 in ?? () > from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0 > #5 0x00007f789e868088 in g_signal_emit_valist () > from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0 > #6 0x00007f789e868ce2 in g_signal_emit () > from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0 > #7 0x00007f789eb539d5 in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0 > #8 0x00007f789e57fce5 in g_main_context_dispatch () > from /lib/x86_64-linux-gnu/libglib-2.0.so.0 > #9 0x00007f789e580048 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 > #10 0x00007f789e5800ec in g_main_context_iteration () > from /lib/x86_64-linux-gnu/libglib-2.0.so.0 > #11 0x00007f789b1851ad in ?? () > from /usr/lib/x86_64-linux-gnu/gio/modules/libdconfsettings.so > #12 0x00007f789e5a4f05 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 > #13 0x00007f789e321182 in start_thread (arg=0x7f789b17d700) > at pthread_create.c:312 > #14 0x00007f789e04e47d in clone () > at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111 Looks like thread 3, which runs some Glib code, deliberately killed the entire process by raising SIGTERM.
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