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Re: Killing a frame sometimes kills emacs
From: |
Tassilo Horn |
Subject: |
Re: Killing a frame sometimes kills emacs |
Date: |
Thu, 01 Sep 2011 12:09:30 +0200 |
User-agent: |
Gnus/5.110018 (No Gnus v0.18) Emacs/24.0.50 (gnu/linux) |
Eli Zaretskii <address@hidden> writes:
Hi Eli,
>> From: Tassilo Horn <address@hidden>
>> Date: Wed, 31 Aug 2011 22:16:55 +0200
>>
>> Do you have any suggestions on how to debug this issue?
>
> Run Emacs under a debugger, put a breakpoint on Fkill_emacs, and when
> this happens again, tell use who called it by showing the backtrace.
It turned out to be a crash, not something calling Fkill_emacs. Here's
the backtrace:
--8<---------------cut here---------------start------------->8---
Breakpoint 1 at 0x4f23dd: file emacs.c, line 1985.
Starting program: /usr/bin/emacs-24
[Thread debugging using libthread_db enabled]
[New Thread 0x7fffe6e80700 (LWP 31725)]
[New Thread 0x7fffe667f700 (LWP 31726)]
Program received signal SIGSEGV, Segmentation fault.
0x00007ffff4dd1ecc in XFreeColormap () from /usr/lib64/libX11.so.6
#0 0x00007ffff4dd1ecc in XFreeColormap () from /usr/lib64/libX11.so.6
No symbol table info available.
#1 0x00007ffff759c93a in ?? () from /usr/lib64/libgdk-3.so.0
No symbol table info available.
#2 0x00007ffff65c1274 in g_object_unref () from /usr/lib64/libgobject-2.0.so.0
No symbol table info available.
#3 0x00007ffff7599f0e in ?? () from /usr/lib64/libgdk-3.so.0
No symbol table info available.
#4 0x00007ffff65c1274 in g_object_unref () from /usr/lib64/libgobject-2.0.so.0
No symbol table info available.
#5 0x00007ffff758c5d6 in ?? () from /usr/lib64/libgdk-3.so.0
No symbol table info available.
#6 0x00007ffff65c1274 in g_object_unref () from /usr/lib64/libgobject-2.0.so.0
No symbol table info available.
#7 0x00000000004e157c in xg_display_close (dpy=0x6ca0020) at gtkutil.c:182
gdpy = 0xd682e0
#8 0x00000000004afc49 in x_delete_terminal (terminal=<optimized out>)
at xterm.c:10607
dpyinfo = 0x698d3e0
#9 0x00000000004a40f2 in Fdelete_terminal (terminal=107998581,
force=<optimized out>) at terminal.c:345
t = 0x66fed70
#10 0x00000000004235cc in delete_frame (frame=99991829, force=<optimized out>)
at frame.c:1379
tmp = <optimized out>
terminal = <optimized out>
f = 0x5f5c110
sf = 0x121b7e0
kb = 0x0
minibuffer_selected = 0
tooltip_frame = 0
#11 0x000000000042382a in Fdelete_frame (frame=<optimized out>,
force=<optimized out>) at frame.c:1516
No locals.
#12 0x000000000055d81f in Ffuncall (nargs=3, args=0x7fffffffc9f0)
at eval.c:2993
fun = <optimized out>
original_fun = <optimized out>
funcar = <optimized out>
numargs = <optimized out>
lisp_numargs = <optimized out>
val = <optimized out>
backtrace = {next = 0x7fffffffcb70, function = 0x7fffffffc9f0,
args = 0x7fffffffc9f8, nargs = 2, debug_on_exit = 0}
internal_args = 0x7fffffffc9f8
i = <optimized out>
#13 0x000000000058fafe in exec_byte_code (bytestr=<optimized out>,
vector=<optimized out>, maxdepth=<optimized out>, args_template=11782610,
nargs=<optimized out>, args=<optimized out>) at bytecode.c:785
count = 5
op = <optimized out>
vectorp = 0x932cd0
stack = {pc = 0xa52aa6 "\202I", byte_string = 9645217,
byte_string_start = 0xa52a62 "\b\211\030:\203\r",
constants = 9645253, next = 0x0}
top = 0x7fffffffc9f0
result = <optimized out>
#14 0x000000000055d53b in funcall_lambda (fun=9645157, nargs=1,
arg_vector=0x7fffffffcc38) at eval.c:3221
val = <optimized out>
syms_left = <optimized out>
next = <optimized out>
lexenv = 11782610
i = <optimized out>
optional = <optimized out>
rest = <optimized out>
#15 0x000000000055d927 in Ffuncall (nargs=2, args=0x7fffffffcc30)
at eval.c:3039
fun = <optimized out>
original_fun = 12164530
funcar = <optimized out>
numargs = <optimized out>
lisp_numargs = <optimized out>
val = <optimized out>
backtrace = {next = 0x7fffffffce20, function = 0x7fffffffcc30,
args = 0x7fffffffcc38, nargs = 1, debug_on_exit = 0}
internal_args = <optimized out>
i = <optimized out>
#16 0x000000000055ae47 in Fcall_interactively (function=12164530,
record_flag=11782610, keys=1) at callint.c:857
val = <optimized out>
args = 0x7fffffffcc30
visargs = 0x7fffffffcc10
specs = <optimized out>
filter_specs = <optimized out>
teml = <optimized out>
up_event = 11782610
enable = 113302176
next_event = <optimized out>
prefix_arg = 11782610
string = <optimized out>
tem = <optimized out>
varies = 0x7fffffffcbf0 ""
i = <optimized out>
nargs = <optimized out>
foo = <optimized out>
prompt1 = '\000' <repeats 99 times>
tem1 = <optimized out>
arg_from_tty = <optimized out>
key_count = 1
record_then_fail = 0
save_this_command = 11782610
save_last_command = 12672082
save_this_original_command = 11782610
save_real_this_command = 11782610
#17 0x000000000055d837 in Ffuncall (nargs=4, args=0x7fffffffce90)
at eval.c:2997
fun = <optimized out>
original_fun = <optimized out>
funcar = <optimized out>
numargs = <optimized out>
lisp_numargs = <optimized out>
val = <optimized out>
backtrace = {next = 0x0, function = 0x7fffffffce90,
args = 0x7fffffffce98, nargs = 3, debug_on_exit = 0}
internal_args = 0x7fffffffce98
i = <optimized out>
#18 0x000000000055db17 in call3 (fn=<optimized out>, arg1=<optimized out>,
arg2=<optimized out>, arg3=<optimized out>) at eval.c:2790
ret_ungc_val = 14066416
args = {11988402, 12164530, 11782610, 113302181}
#19 0x00000000004f4349 in Fcommand_execute (cmd=12164530,
record_flag=11782610, keys=113302181, special=<optimized out>)
at keyboard.c:10271
final = <optimized out>
tem = <optimized out>
prefixarg = 11782610
#20 0x00000000004ff15f in read_char (commandflag=1, nmaps=6,
maps=0x7fffffffd2a0, prev_event=11782610, used_mouse_menu=0x7fffffffd41c,
end_time=0x0) at keyboard.c:2885
prev_buffer = 0x5b2eed0
c = 111001606
local_getcjmp = {{__jmpbuf = {28823509, 4398587453124662626, 11782610,
11782610, 111002422, 15938864, -4398585942129486494,
4398585288136217954}, __mask_was_saved = 0, __saved_mask = {
__val = {18446744073709551615, 4294967297, 66, 0, 0, 0, 0, 0, 0,
0, 0, 95612629, 5932106, 0, 0, 95612624}}}}
save_jump = {{__jmpbuf = {0, 0, 0, 0, 0, 0, 0, 0},
__mask_was_saved = 0, __saved_mask = {__val = {
0 <repeats 16 times>}}}}
key_already_recorded = 0
tem = 12164530
save = <optimized out>
previous_echo_area_message = 11782610
also_record = 11782610
reread = 0
polling_stopped_here = 0
orig_kboard = 0xf33530
#21 0x0000000000500202 in read_key_sequence (keybuf=0x7fffffffd510,
bufsize=30, prompt=11782610, dont_downcase_last=0,
can_return_switch_frame=1, fix_current_buffer=1) at keyboard.c:9280
interrupted_kboard = 0xf33530
interrupted_frame = 0x121b7e0
key = <optimized out>
used_mouse_menu = 0
echo_local_start = 0
last_real_key_start = 0
keys_local_start = 0
local_first_binding = 0
from_string = 11782610
count = 2
t = 0
echo_start = 0
keys_start = 0
nmaps = <optimized out>
nmaps_allocated = 6
defs = 0x7fffffffd260
submaps = 0x7fffffffd2a0
orig_local_map = 38705910
orig_keymap = 11782610
localized_local_map = 0
first_binding = 0
first_unbound = 31
mock_input = 0
fkey = {parent = 17464630, map = 17464630, start = 0, end = 0}
keytran = {parent = 11762086, map = 11762086, start = 0, end = 0}
indec = {parent = 17464614, map = 17464614, start = 0, end = 0}
shift_translated = 0
delayed_switch_frame = 11782610
original_uppercase = 0
original_uppercase_position = -1
dummyflag = 0
starting_buffer = 0x5b2eed0
fake_prefixed_keys = 11782610
#22 0x0000000000501e6a in command_loop_1 () at keyboard.c:1445
cmd = <optimized out>
keybuf = {96, 76, 0, 11782610, 11782658, 11782610, 11834802, 66165345,
140737488344496, 5738643, 7237112172834486626, -155,
140737488344496, 5738306, 11782610, 92448534, 92448534, 11782610, 0,
-1, 140737488344544, 5206430, 11782610, 11782610, 92448534, 5206735,
0, 12347184, 11782610, 0}
i = <optimized out>
prev_modiff = 3409
prev_buffer = 0x5b2eed0
#23 0x000000000055bddc in internal_condition_case (
bfun=0x501b7d <command_loop_1>, handlers=11834802,
hfun=0x4f71bf <cmd_error>) at eval.c:1491
val = <optimized out>
c = {tag = 11782610, val = 11782610, next = 0x7fffffffd7d0,
gcpro = 0x0, jmp = {{__jmpbuf = {12347184, 4398587353752950114,
12347184, 11782610, 0, -1, -4398585942355978910,
4398585508186576226}, __mask_was_saved = 0, __saved_mask = {
__val = {0, 0, 18446744073709551615, 0, 140737351956354, 1, 0,
0, 140737257920136, 0, 12347184, 12347216, 12347184,
11782610, 140737351980821, 0}}}}, backlist = 0x0,
handlerlist = 0x0, lisp_eval_depth = 0, pdlcount = 2,
poll_suppress_count = 1, interrupt_input_blocked = 0,
byte_stack = 0x0}
h = {handler = 11834802, var = 11782610, chosen_clause = 11782658,
tag = 0x7fffffffd690, next = 0x0}
#24 0x00000000004f6951 in command_loop_2 (ignore=<optimized out>)
at keyboard.c:1156
val = 14066416
#25 0x000000000055bcb5 in internal_catch (tag=
Cannot access memory at address 0xffffffffffffffe0
) at eval.c:1248
c = {tag = 11830594, val = 11782610, next = 0x0, gcpro = 0x0, jmp = {{
__jmpbuf = {12347184, 4398587353752950114, 12347184, 11782610,
0, -1, -4398585942406310558, 4398585508193260898},
__mask_was_saved = 0, __saved_mask = {__val = {11782610,
11810656, 0, 1, 5559583, 140737261559512, 0, 0, 12075264,
12075266, 11782610, 11782610, 0, 18446744073709551615,
5632154, 140737488345352}}}}, backlist = 0x0,
handlerlist = 0x0, lisp_eval_depth = 0, pdlcount = 2,
poll_suppress_count = 1, interrupt_input_blocked = 0,
byte_stack = 0x0}
#26 0x00000000004f6ce7 in command_loop () at keyboard.c:1135
No locals.
#27 recursive_edit_1 () at keyboard.c:756
val = 12347184
#28 0x00000000004f7017 in Frecursive_edit () at keyboard.c:820
buffer = 11782610
#29 0x00000000004f3cb5 in main (argc=<optimized out>, argv=0x7fffffffdd28)
at emacs.c:1698
dummy = 140737353841976
stack_bottom_variable = 0 '\000'
skip_args = 0
rlim = {rlim_cur = 8720000, rlim_max = 18446744073709551615}
no_loadup = 0
junk = 0x0
dname_arg = 0x0
ch_to_dir = 0x100000000 <Address 0x100000000 out of bounds>
Continuing.
Program received signal SIGSEGV, Segmentation fault.
0x00007ffff2466737 in kill () from /lib64/libc.so.6
A debugging session is active.
Inferior 1 [process 31722] will be killed.
Quit anyway? (y or n)
--8<---------------cut here---------------end--------------->8---
Bye,
Tassilo
- Re: Killing a frame sometimes kills emacs, Tassilo Horn, 2011/09/01
- Re: Killing a frame sometimes kills emacs,
Tassilo Horn <=
- Re: Killing a frame sometimes kills emacs, Andreas Schwab, 2011/09/01
- Re: Killing a frame sometimes kills emacs, Tassilo Horn, 2011/09/01
- Re: Killing a frame sometimes kills emacs, Jan D., 2011/09/01
- Re: Killing a frame sometimes kills emacs, Tassilo Horn, 2011/09/01
- Re: Killing a frame sometimes kills emacs, Eli Zaretskii, 2011/09/01
- Re: Killing a frame sometimes kills emacs, Ken Raeburn, 2011/09/01