Package: emacs;
Reported by: Elias Martenson <elias.martenson <at> murex.com>
Date: Mon, 12 Dec 2016 04:34:01 UTC
Severity: normal
Tags: fixed
Found in version 26.0.50
Done: npostavs <at> users.sourceforge.net
Bug is archived. No further changes may be made.
Message #11 received at 25178 <at> debbugs.gnu.org (full text, mbox):
From: Elias Martenson <elias.martenson <at> murex.com> To: Eli Zaretskii <eliz <at> gnu.org> Cc: 25178 <at> debbugs.gnu.org Subject: Re: bug#25178: 26.0.50; Crash when pressing C-g in TTY mode Date: Tue, 13 Dec 2016 10:52:17 +0800
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> Eli Zaretskii <eliz <at> gnu.org> writes:
>
> > From: Elias Martenson <elias.martenson <at> murex.com>
> > Date: Mon, 12 Dec 2016 12:33:01 +0800
> >
> > Build 2783e0e3899cf92910e97dc8bfda3e47b3df1478 with default options.
> >
> > Start emacs -nw -Q
> >
> > Press C-g
> >
> > This causes the application to crash immediately.
>
> Doesn't happen to me.
>
> Can you run this under GDB and show the backtrace from the crash?
It still happens on a completely fresh checkout and install of
8db7b65d66f01e90a05cc9f11c67667233d84ca0
Here is the stack trace:
Thread 1 "emacs" received signal SIGINT, Interrupt.
0x00007fffef71f18c in pselect () from /usr/lib/libc.so.6
(gdb) bt full
#0 0x00007fffef71f18c in pselect () at /usr/lib/libc.so.6
#1 0x000000000069fd6b in xg_select (fds_lim=8, rfds=0x7fffffffdcd0, wfds=0x7fffffffdc50, efds=0x0, timeout=0x7fffffffdc30, sigmask=0x0) at xgselect.c:116
all_rfds = {fds_bits = {192, 0 <repeats 15 times>}}
all_wfds = {fds_bits = {0 <repeats 16 times>}}
tmo = {tv_sec = 0, tv_nsec = 140737488345200}
tmop = 0x7fffffffdc30
context = 0x2d825d0
have_wfds = true
gfds_buf =
{{fd = 7, events = 1, revents = 0}, {fd = 6560509, events = 0, revents = 0}, {fd = -10080, events = 32767, revents = 0}, {fd = 1, events = 0, revents = 0}, {fd = 1030, events = 0, revents = 0}, {fd = 42, events = 0, revents = 0}, {fd = 11055605, events = 0, revents = 0}, {fd = 11055572, events = 0, revents = 0}, {fd = 0, events = 0, revents = 0}, {fd = 88, events = 0, revents = 0}, {fd = 12167591, events = 0, revents = 0}, {fd = 11055572, events = 0, revents = 0}, {fd = 12167420, events = 0, revents = 0}, {fd = 0, events = 0, revents = 0}, {fd = 0, events = 0, revents = 0}, {fd = 0, events = 10, revents = 0}, {fd = 12772560, events = 0, revents = 0}, {fd = -11112, events = 32767, revents = 0}, {fd = 5573343, events = 0, revents = 0}, {fd = 0, events = 0, revents = 0}, {fd = 12772565, events = 0, revents = 0}, {fd = 1, events = 0, revents = 0}, {fd = 12772560, events = 0, revents = 0}, {fd = 21486901, events = 0, revents = 0}, {fd = -11064, events = 32767, revents = 0}, {fd = 5570466, events = 0, revents = 0}, {fd = 21486901, events = 0, revents = 0}, {fd = -11040, events = 32767, revents = 0}, {fd = 5570466, events = 0, revents = 0}, {fd = 9, events = 0, revents = 0}, {fd = 5572836, events = 0, revents = 0}, {fd = 2, events = 0, revents = 0}, {fd = 13300048, events = 0, revents = 0}, {fd = 6281605, events = 0, revents = 0}, {fd = 45984, events = 0, revents = 0}, {fd = -136433516, events = 32767, revents = 0}, {fd = 5568885, events = 0, revents = 0}, {fd = 305, events = 0, revents = 0}, {fd = -134537216, events = 32767, revents = 0}, {fd = -268357864, events = 32767, revents = 0}, {fd = -268349704, events = 32767, revents = 0}, {fd = -136431405, events = 32767, revents = 0}, {fd = 305, events = 0, revents = 0}, {fd = -268349704, events = 32767, revents = 0}, {fd = -134537216, events = 32767, revents = 0}, {fd = -10792, events = 32767, revents = 0}, {fd = -10796, events = 32767, revents = 0}, {fd = -136433077, events = 32767, revents = 0}, {fd = 4242610, events = 0, revents = 0}, {fd = 4199752, events = 0, revents = 0}, {fd = -10792, events = 32767, revents = 0}, {fd = 2111285930, events = 0, revents = 0}, {fd = 26, events = 0, revents = 0}, {fd = -268349704, events = 32767, revents = 0}, {fd = -10576, events = 32767, revents = 0}, {fd = -268357864, events = 32767, revents = 0}, {fd = -10796, events = 32767, revents = 0}, {fd = -10592, events = 32767, revents = 0}, {fd = -135176416, events = 32767, revents = 0}, {fd = 106, events = 0, revents = 0}, {fd = 47427648, events = 0, revents = 0}, {fd = 0, events = 0, revents = 0}, {fd = 0, events = 0, revents = 0}, {fd = 0, events = 0, revents = 0}, {fd = 0, events = 0, revents = 0}, {fd = -134224792, events = 32767, revents = 0}, {fd = -10432, events = 32767, revents = 0}, {fd = -135175304, events = 32767, revents = 0}, {fd = 5, events = 0, revents = 0}, {fd = 0, events = 0, revents = 0}, {fd = -10392, events = 32767, revents = 0}, {fd = -136430111, events = 32767, revents = 0}, {fd = 49, events = 0, revents = 0}, {fd = 22169539, events = 0, revents = 0}, {fd = 21486901, events = 0, revents = 0}, {fd = 9562752, events = 0, revents = 0}, {fd = 1, events = 0, revents = 0}, {fd = 13251680, events = 0, revents = 0}, {fd = -10528, events = 32767, revents = 0}, {fd = 6138465, events = 0, revents = 0}, {fd = 13743104, events = 0, revents = 0}, {fd = 13251680, events = 0, revents = 0}, {fd = -10576, events = 32767, revents = 0}, {fd = 1, events = 0, revents = 0}, {fd = 1, events = 0, revents = 0}, {fd = 1, events = 0, revents = 0}, {fd = 1, events = 0, revents = 0}, {fd = 257, events = 0, revents = 0}, {fd = -11304, events = 32767, revents = 0}, {fd = 0, events = 6, revents = 0}, {fd = 0, events = 0, revents = 0}, {fd = 11, events = 0, revents = 0}, {fd = 13251680, events = 0, revents = 0}, {fd = -10528, events = 32767, revents = 0}, {fd = 28272, events = 0, revents = 0}, {fd = 4294032, events = 0, revents = 0}, {fd = -10400, events = 32767, revents = 0}, {fd = 6141648, events = 0, revents = 0}, {fd = 0, events = 0, revents = 0}, {fd = 0, events = 0, revents = 0}, {fd = 0, events = 0, revents = 0}, {fd = 28272, events = 0, revents = 0}, {fd = 1, events = 135, revents = 0}, {fd = 1, events = 0, revents = 0}, {fd = 13251680, events = 0, revents = 0}, {fd = 13743104, events = 0, revents = 0}, {fd = 13254064, events = 0, revents = 0}, {fd = -11392, events = 32767, revents = 0}, {fd = 0, events = 0, revents = 0}, {fd = 13282336, events = 0, revents = 0}, {fd = 5568885, events = 0, revents = 0}, {fd = 28272, events = 0, revents = 0}, {fd = -10352, events = 32767, revents = 0}, {fd = 6140345, events = 0, revents = 0}, {fd = 13251680, events = 0, revents = 0}, {fd = 0, events = 0, revents = 0}, {fd = 5573208, events = 0, revents = 0}, {fd = 0, events = 0, revents = 0}, {fd = -10256, events = 32767, revents = 0}, {fd = 6144162, events = 0, revents = 0}, {fd = 0, events = 0, revents = 0}, {fd = 28272, events = 0, revents = 0},
{fd = 5, events = 0, revents = 0}, {fd = 6, events = 0, revents = 0}, {fd = 13251680, events = 0, revents = 0}, {fd = -10248, events = 32767, revents = 0}, {fd = 5573343, events = 0, revents = 0}, {fd = 13282336, events = 0, revents = 0}}
gfds = 0x7fffffffd3e0
gfds_size = 128
n_gfds = 1
retval = 0
our_fds = 0
max_fds = 7
context_acquired = true
i = 1
nfds = 0
tmo_in_millisec = -1
must_free = 0
need_to_dispatch = 35
#2 0x0000000000676dad in really_call_select (arg=0x7fffffffda20) at thread.c:498
sa = 0x7fffffffda20
self = 0xcc69e0 <primary_thread>
#3 0x00000000005d4a02 in flush_stack_call_func (func=0x676d51 <really_call_select>, arg=0x7fffffffda20) at alloc.c:5137
end = 0x7fffffffd9a0
self = 0xcc69e0 <primary_thread>
#4 0x0000000000676e2b in thread_select (func=0x69f84f <xg_select>, max_fds=7, rfds=0x7fffffffdcd0, wfds=0x7fffffffdc50, efds=0x0, timeout=0x7fffffffdc30, sigmask=0x0)
at thread.c:517
sa =
{func = 0x69f84f <xg_select>, max_fds = 7, rfds = 0x7fffffffdcd0, wfds = 0x7fffffffdc50, efds = 0x0, timeout = 0x7fffffffdc30, sigmask = 0x0, result = -1}
#5 0x0000000000651168 in wait_reading_process_output (time_limit=30, nsecs=0, read_kbd=-1, do_display=true, wait_for_cell=0, wait_proc=0x0, just_wait_proc=0)
at process.c:5345
process_skipped = false
channel = 1024
nfds = 0
Available = {fds_bits = {64, 0 <repeats 15 times>}}
Writeok = {fds_bits = {0 <repeats 16 times>}}
check_write = true
check_delay = 0
no_avail = false
xerrno = 4
proc = 47321728
timeout = {tv_sec = 9, tv_nsec = 484656783}
end_time = {tv_sec = 1481596880, tv_nsec = 100278958}
timer_delay = {tv_sec = 9, tv_nsec = 484656783}
got_output_end_time = {tv_sec = 1481596880, tv_nsec = 100278958}
wait = TIMEOUT
got_some_output = -1
retry_for_async = false
count = 3
now = {tv_sec = 0, tv_nsec = -1}
#6 0x00000000004252be in sit_for (timeout=122, reading=true, display_option=1)
at dispnew.c:5763
sec = 30
nsec = 0
do_display = true
#7 0x000000000055bc48 in read_char (commandflag=1, map=18488707, prev_event=0, used_mouse_menu=0x7fffffffe24f, end_time=0x0) at keyboard.c:2722
tem0 = 5568885
timeout = 30
delay_level = 4
buffer_size = 1
c = 0
jmpcount = 3
local_getcjmp =
{{__jmpbuf = {0, -1720637353449548036, 4294032, 140737488349360, 0, 0, -1720637351413213444, 1720636901125723900}, __mask_was_saved = 0, __saved_mask = {__val = {20304512, 13254064, 6140185, 0, 140737488347280, 5568885, 18152640, 13254064, 5703904, 0, 140737488347328, 5568885, 19983315, 140737488347424, 6272424, 0}}}}
save_jump =
{{__jmpbuf = {0, 0, 0, 0, 0, 0, 0, 0}, __mask_was_saved = 0, __saved_mask = {__val = {0 <repeats 16 times>}}}}
tem = 18488707
save = 0
previous_echo_area_message = 0
also_record = 0
reread = false
recorded = false
polling_stopped_here = false
orig_kboard = 0x2d23870
#8 0x0000000000568714 in read_key_sequence (keybuf=0x7fffffffe400, bufsize=30, prompt=0, dont_downcase_last=false, can_return_switch_frame=true, fix_current_buffer=true, prevent_redisplay=false) at keyboard.c:9136
interrupted_kboard = 0x2d23870
interrupted_frame = 0xd28688 <bss_sbrk_buffer+400168>
key = 4545089
used_mouse_menu = false
echo_local_start = 0
last_real_key_start = 0
keys_local_start = 0
new_binding = 5
count = 3
t = 0
echo_start = 0
keys_start = 0
current_binding = 18488707
first_event = 0
first_unbound = 31
mock_input = 0
fkey = {parent = 14043411, map = 14043411, start = 0, end = 0}
keytran = {parent = 13732419, map = 13732419, start = 0, end = 0}
indec = {parent = 14043443, map = 14043443, start = 0, end = 0}
shift_translated = false
delayed_switch_frame = 0
original_uppercase = 0
original_uppercase_position = -1
dummyflag = false
starting_buffer = 0xd1b400 <bss_sbrk_buffer+346272>
fake_prefixed_keys = 0
#9 0x0000000000558939 in command_loop_1 () at keyboard.c:1373
cmd = 140737488348496
keybuf =
{0, 29328, 8321642624, 0, 13251856, 29328, 288, 13283392, 13251856, 0, 140737488348320, 6271814, 4294967296, 140737488348352, 13254064, 0, 0, 140737488348320, 5568885, 0, 140737488348416, 6272424, 14045523, 3, 13254064, 29328, 0, 140737488348400, 5568885, 0}
i = 0
prev_modiff = 0
prev_buffer = 0x0
already_adjusted = false
#10 0x00000000005f64a5 in internal_condition_case (bfun=0x558528 <command_loop_1>, handlers=19680, hfun=0x557d15 <cmd_error>) at eval.c:1336
val = 5568885
c = 0x2d3af10
#11 0x0000000000558232 in command_loop_2 (ignore=0) at keyboard.c:1115
val = 0
#12 0x00000000005f5d72 in internal_catch (tag=47472, func=0x558209 <command_loop_2>, arg=0) at eval.c:1101
val = 5568885
c = 0x2d23940
#13 0x00000000005581d4 in command_loop () at keyboard.c:1094
#14 0x00000000005578f0 in recursive_edit_1 () at keyboard.c:700
count = 1
val = 140737488348800
#15 0x0000000000557a6c in Frecursive_edit () at keyboard.c:771
count = 0
buffer = 0
#16 0x0000000000555867 in main (argc=3, argv=0x7fffffffe8b8) at emacs.c:1686
stack_bottom_variable = 0 '\000'
do_initial_setlocale = true
dumping = false
skip_args = 1
no_loadup = false
junk = 0x0
dname_arg = 0x0
ch_to_dir = 0x0
original_pwd = 0x0
disable_aslr = false
rlim = {rlim_cur = 8720384, rlim_max = 18446744073709551615}
sockfd = -1
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