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Re: SEGV in x_catch_errors_unwind (x86_64-unknown-linux-gnu)


From: Reiner Steib
Subject: Re: SEGV in x_catch_errors_unwind (x86_64-unknown-linux-gnu)
Date: Mon, 20 Feb 2006 21:05:17 +0100
User-agent: Gnus/5.110004 (No Gnus v0.4) Emacs/22.0.50 (gnu/linux)

On Mon, Feb 20 2006, Stefan Monnier wrote:

>> --8<---------------cut here---------------start------------->8---
>> Program received signal SIGSEGV, Segmentation fault.
>> 0x00000000004fe8b0 in x_catch_errors_unwind (dummy=20426868)
>>     at [...]/emacs/src/xterm.c:7543
>> warning: Source file is more recent than executable.
>
>> 7543      Display *dpy = x_error_message->dpy;
>> (gdb) bt full
>> #0  0x00000000004fe8b0 in x_catch_errors_unwind (dummy=20426868)
>>     at [...]/emacs/src/xterm.c:7543
>>         dpy = Variable "dpy" is not available.
>> (gdb) xbacktrace 
>> (gdb) p x_error_message
>> $1 = (struct x_error_message_stack *) 0x0
>> (gdb) 
>> --8<---------------cut here---------------end--------------->8---
>
> What's the C backtrace?

Sorry, I thought `bt full' (as suggested by `report-emacs-bug') would
print the full C backtrace.

--8<---------------cut here---------------start------------->8---
(gdb) backtrace 
#0  0x00000000004fe8b0 in x_catch_errors_unwind (dummy=20426868)
    at [...]/emacs/src/xterm.c:7543
#1  0x00000000005c24f7 in unbind_to (count=5, value=10808305)
    at [...]/emacs/src/eval.c:3233
#2  0x000000000048a34d in display_mode_line (w=Variable "w" is not available.
)
    at [...]/emacs/src/xdisp.c:16231
#3  0x000000000048a818 in display_mode_lines (w=0x246f610)
    at [...]/emacs/src/xdisp.c:16177
#4  0x00000000004993d1 in redisplay_window (window=38204948, just_this_one_p=0)
    at [...]/emacs/src/xdisp.c:13019
#5  0x000000000049b6bd in redisplay_window_0 (window=Variable "window" is not 
available.
)
    at [...]/emacs/src/xdisp.c:11450
#6  0x00000000005c3268 in internal_condition_case_1 (
    bfun=0x49b690 <redisplay_window_0>, arg=38204948, handlers=10790613, 
    hfun=0x463270 <redisplay_window_error>)
    at [...]/emacs/src/eval.c:1506
#7  0x000000000047ce6f in redisplay_windows (window=38204948)
    at [...]/emacs/src/xdisp.c:11429
#8  0x000000000047cddb in redisplay_windows (window=50459380)
    at [...]/emacs/src/xdisp.c:11423
#9  0x00000000004901d5 in redisplay_internal (preserve_echo_area=Variable 
"preserve_echo_area" is not available.
)
    at [...]/emacs/src/xdisp.c:10989
#10 0x0000000000542436 in read_char (commandflag=1, nmaps=7, 
    maps=0x7fbfffd490, prev_event=10808305, used_mouse_menu=0x7fbfffd534)
    at [...]/emacs/src/keyboard.c:2549
#11 0x0000000000546e7b in read_key_sequence (keybuf=0x7fbfffd6d0, bufsize=30, 
    prompt=10808305, dont_downcase_last=0, can_return_switch_frame=1, 
    fix_current_buffer=1)
    at [...]/emacs/src/keyboard.c:8874
#12 0x000000000054a6b2 in command_loop_1 ()
    at [...]/emacs/src/keyboard.c:1536
#13 0x00000000005c3581 in internal_condition_case (
    bfun=0x54a3f0 <command_loop_1>, handlers=10901729, 
    hfun=0x540f10 <cmd_error>)
    at [...]/emacs/src/eval.c:1465
#14 0x000000000053fd3a in command_loop_2 ()
    at [...]/emacs/src/keyboard.c:1328
#15 0x00000000005c36d0 in internal_catch (tag=Variable "tag" is not available.
)
    at [...]/emacs/src/eval.c:1211
#16 0x0000000000540938 in command_loop ()
    at [...]/emacs/src/keyboard.c:1307
#17 0x00000000005409d1 in recursive_edit_1 ()
    at [...]/emacs/src/keyboard.c:1000
#18 0x0000000000540b70 in Frecursive_edit ()
    at [...]/emacs/src/keyboard.c:1061
#19 0x0000000000530796 in main (argc=5, argv=0x7fbfffdf58)
    at [...]/emacs/src/emacs.c:1789
--8<---------------cut here---------------end--------------->8---

Bye, Reiner.
-- 
       ,,,
      (o o)
---ooO-(_)-Ooo---  |  PGP key available  |  http://rsteib.home.pages.de/




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