From: Geoffrey Alan Washburn <geoffw@cis.upenn.edu>
Subject: Re: unicode-2 branch segfaulting on MacOS X?
Date: Fri, 27 Oct 2006 06:05:49 -0400 [thread overview]
Message-ID: <4541D9FD.6030707@cis.upenn.edu> (raw)
In-Reply-To: <E1GdJ9V-00034m-00@etlken>
Kenichi Handa wrote:
> In article <453CBBD5.9010900@cis.upenn.edu>, Geoffrey Alan Washburn <geoffw@cis.upenn.edu> writes:
>
>> Kenichi Handa wrote:
>>> Thank you. I think I found what was wrong. As I've just
>>> installed a fix, please try the latest code.
>
>> Thanks, that seems to have solved the problem in font_unparse_fcname,
>> but now it seems to be segfaulting in gtk_default_draw_check ()
>
>
>> Starting program: /local/bin/emacs --enable-font-backend --font
>> "Bitstream Vera Sans Mono-16"
>> Breakpoint 3 at 0x9ca20: file xterm.c, line 8053.
>
>> Program received signal EXC_BAD_ACCESS, Could not access memory.
>> Reason: KERN_PROTECTION_FAILURE at address: 0x00000004
>> 0x0018f358 in gtk_default_draw_check () at font.c:1328
>> 1328 p += sprintf (p, ":%s=%s", style_names[i],
>> (gdb) p styles[i]
>> Cannot access memory at address 0xca87dc74
>
> It seems that the stack (or the symbol table is) is
> completely broken. Please rebuild emacs with this:
> % make CFLAGS=-g clean all
> and check if Emacs segfaults at the same place or not.
>
Thanks. Same place, but slightly different results.
GNU gdb 6.3.50-20050815 (Apple version gdb-563) (Wed Jul 19 05:17:43 GMT
2006)
Copyright 2004 Free Software Foundation, Inc.
GDB is free software, covered by the GNU General Public License, and you are
welcome to change it and/or distribute copies of it under certain
conditions.
Type "show copying" to see the conditions.
There is absolutely no warranty for GDB. Type "show warranty" for details.
This GDB was configured as "powerpc-apple-darwin"...Reading symbols for
shared
libraries ............................. done
DISPLAY = :0.0
TERM = rxvt
Breakpoint 1 at 0x9012dbd0
Breakpoint 2 at 0x17ef34: file sysdep.c, line 1383.
(gdb) run --enable-font-backend --font "Bitstream Vera Sans Mono-16"
Starting program: /local/bin/emacs --enable-font-backend --font
"Bitstream Vera Sans
Mono-16"
Reading symbols for shared libraries
...+.....++++....+...............................................+++++..............+..+.++++
done
Breakpoint 3 at 0x10838c: file xterm.c, line 8053.
Program received signal EXC_BAD_ACCESS, Could not access memory.
Reason: KERN_PROTECTION_FAILURE at address: 0x00000004
0x002b5a9c in font_unparse_fcname (font=43808468, pixel_size=17,
name=0x2b20de0
"bitstream vera sans mono:pixelsize=17:weight=medium:slant=r",
nbytes=96) at
font.c:1328
1328 p += sprintf (p, ":%s=%s", style_names[i],
(gdb) print i
$1 = 2
(gdb) print style_names
$2 = {0x2dd54c "weight", 0x2dd554 "slant", 0x2c8fa8 "width"}
(gdb) print style_names[2]
$3 = 0x2c8fa8 "width"
(gdb) p styles
$4 = {66909105, 66836681, 58898315}
(gdb) p styles[i]
$5 = 58898315
(gdb) xtype
Lisp_String
(gdb) pp styles[i]
""
(gdb) bt full
#0 0x002b5a9c in font_unparse_fcname (font=43808468, pixel_size=17,
name=0x2b20de0
"bitstream vera sans mono:pixelsize=17:weight=medium:slant=r",
nbytes=96) at
font.c:1328
val = 76618018
point_size = -1
dpi = -1
spacing = -1
scalable = -1
i = 2
len = 68
p = 0x2b20e1b ""
styles = {66909105, 66836681, 58898315}
style_names = {0x2dd54c "weight", 0x2dd554 "slant", 0x2c8fa8 "width"}
#1 0x002c5444 in xftfont_open (f=0x29c6490, entity=43808468,
pixel_size=17) at
xftfont.c:267
dpyinfo = (Display_Info *) 0x29281d0
display = (struct _XDisplay *) 0x58fe200
val = 76618018
pattern = (struct _FcPattern *) 0x2b1aac0
pat = (struct _FcPattern *) 0x2b0b4a0
file = (FcChar8 *) 0x29c7740 "/usr/X11R6/lib/X11/fonts/TTF/VeraMono.ttf"
xftfont_info = (struct xftfont_info *) 0x2b20bb0
xfont = (XFontStruct *) 0x2b20d90
font = (struct font *) 0x2b20bb0
size = 17
xftfont = (XftFont *) 0x5955c00
spacing = 8
name = 0x2b20de0 "bitstream vera sans
mono:pixelsize=17:weight=medium:slant=r"
len = 96
#2 0x002b8a14 in font_open_entity (f=0x29c6490, entity=43808468,
pixel_size=17) at
font.c:2457
driver_list = (struct font_driver_list *) 0x29c5550
objlist = 58721289
size = 0
val = 58900241
font = (struct font *) 0x59346e3
#3 0x002b9d8c in font_open_by_name (f=0x29c6490, name=0x4962b90
"Bitstream Vera
Sans Mono-16") at font.c:2778
args = {58812241, 93538019}
spec = 43805732
prefer = 68185644
size = 136
entity = 43808468
entity_list = 41355997
frame = 43803796
i = 8
pixel_size = 17
#4 0x0001cf38 in x_set_font (f=0x29c6490, arg=77084827,
oldval=58721289) at
frame.c:3114
fontset = -1
font_object = 58864001
result = 11
fontset_name = 41356205
frame = 58721313
old_fontset = -1
#5 0x0001bb40 in x_set_frame_parameters (f=0x29c6490, alist=58721289) at
frame.c:2767
param_index = 56
old_value = 58721289
count = 7
prop = 58865185
val = 77084827
tail = 58721289
width = 10
height = 10
left = 58721313
top = 58721313
icon_left = 58721313
icon_top = 58721313
parms = (Lisp_Object *) 0xbfff9f40
values = (Lisp_Object *) 0xbfff9f20
i = 1
p = 0
left_no_change = 0
top_no_change = 0
icon_left_no_change = 0
icon_top_no_change = 0
fullscreen_is_being_set = 0
gcpro1 = {
next = 0x498389b,
var = 0xbfffa020,
nvars = 1
}
gcpro2 = {
next = 0xbfff9fd0,
var = 0x1f010,
nvars = 1
}
#6 0x0004962b in redisplay_window (window=300580,
just_this_one_p=1140850689) at
xdisp.c:13533
w = (struct window *) 0xff000000
f = (struct frame *) 0xbffffff
buffer = (struct buffer *) 0x0
old = (struct buffer *) 0x58f02
lpoint = {
charpos = 300587,
bytepos = -2147483648
}
opoint = {
charpos = 570425343,
bytepos = -16777216
}
startp = {
charpos = 300425,
bytepos = 1811939328
}
update_mode_line = -16777216
tem = 251658239
it = {
window = 100663295,
w = 0xff000000,
f = 0x4962b,
method = 1946157056,
stop_charpos = 251658239,
end_charpos = -16777216,
s = 0x58f01 "_",
string_nchars = -335544320,
region_beg_charpos = 285212671,
region_end_charpos = -16777216,
redisplay_end_trigger_charpos = 300587,
multibyte_p = 0,
header_line_p = 1,
string_from_display_prop_p = 0,
ellipsis_p = 1,
dp = 0x1ffffff,
dpvec = 0xff000000,
dpend = 0x4962b,
dpvec_char_len = 1409286144,
dpvec_face_id = 83886079,
saved_face_id = -16777216,
ctl_chars = {300587, 1207959552, 100663295, -16777216, 300587,
1006632960,
167772159, -16777216, 300587, 738197504, 184549375, -16777216, 300587,
469762048,
251658239, -16777216},
start = {
pos = {
charpos = 300587,
bytepos = 134217728
},
overlay_string_index = 150994943,
string_pos = {
charpos = -16777216,
bytepos = 300586
},
dpvec_index = -133916614
},
current = {
pos = {
charpos = 134217728,
bytepos = 3
},
overlay_string_index = -201326592,
string_pos = {
charpos = 0,
bytepos = 1140850687
},
dpvec_index = -16777216
},
overlay_strings = {300586, -1342177280, 134217727, -16777216, 300586,
-1543503872,
134217727, -16777216, 300425, -1811939328, 150994943, -16777216, 300586,
-1811939328, 251658239, -16777216},
n_overlay_strings = 300586,
string = -2147483648,
stack = {{
string = 268435455,
string_nchars = -16777216,
end_charpos = 300586,
stop_charpos = 1811939328,
face_id = 184549375,
u = {
image = {
object = -16777216,
slice = {
x = 300586,
y = 1543503872,
width = 905969663,
height = -16777216
},
image_id = 300586
},
comp = {
object = -16777216,
c = 300586,
len = 1543503872,
cmp_id = 905969663,
cmp_len = -16777216
},
stretch = {
object = -16777216
}
},
position = {
charpos = 536870912,
bytepos = 788529151
},
current = {
pos = {
charpos = -16777216,
bytepos = 300585
},
overlay_string_index = -335544320,
string_pos = {
charpos = 805306367,
bytepos = -16777216
},
dpvec_index = 300585
},
area = 3087007744,
method = 637534207,
multibyte_p = 1,
string_from_display_prop_p = 1,
display_ellipsis_p = 1,
space_width = 300585,
font_height = -1946157056,
voffset = 15871
}, {
string = -16777216,
string_nchars = 300585,
end_charpos = 1207959552,
stop_charpos = 83886079,
face_id = -16777216,
u = {
image = {
object = 300425,
slice = {
x = -1610612736,
y = 922746879,
width = -16777216,
height = 300585
},
image_id = 201326592
},
comp = {
object = 300425,
c = -1610612736,
len = 922746879,
cmp_id = -16777216,
cmp_len = 300585
},
stretch = {
object = 300425
}
},
position = {
charpos = 738197503,
bytepos = -16777216
},
current = {
pos = {
charpos = 300433,
bytepos = 536870912
},
overlay_string_index = 301989887,
string_pos = {
charpos = -16777216,
bytepos = 300433
},
dpvec_index = 134217728
},
area = 905969663,
method = 4278190080,
multibyte_p = 0,
string_from_display_prop_p = 0,
display_ellipsis_p = 0,
space_width = -805306368,
font_height = 721420287,
voffset = -256
}, {
string = 300432,
string_nchars = -671088640,
end_charpos = 218103807,
stop_charpos = -16777216,
face_id = 300432,
u = {
image = {
object = -1006632960,
slice = {
x = 520093695,
y = -16777216,
width = 300584,
height = -1409286144
},
image_id = 704643071
},
comp = {
object = -1006632960,
c = 520093695,
len = -16777216,
cmp_id = 300584,
cmp_len = -1409286144
},
stretch = {
object = -1006632960
}
},
position = {
charpos = -16777216,
bytepos = 300432
},
current = {
pos = {
charpos = -1811939328,
bytepos = 301989887
},
overlay_string_index = -16777216,
string_pos = {
charpos = 300432,
bytepos = 2080374784
},
dpvec_index = 671088639
},
area = 4278190080,
method = 300432,
multibyte_p = 0,
string_from_display_prop_p = 1,
display_ellipsis_p = 0,
space_width = 251658239,
font_height = -16777216,
voffset = 4
}, {
string = 1006632960,
string_nchars = 503316479,
end_charpos = -16777216,
stop_charpos = 300432,
face_id = 402653184,
u = {
image = {
object = 218103807,
slice = {
x = -16777216,
y = 364291,
width = 671088640,
height = 520093695
},
image_id = -16777216
},
comp = {
object = 218103807,
c = -16777216,
len = 364291,
cmp_id = 671088640,
cmp_len = 520093695
},
stretch = {
object = 218103807
}
},
position = {
charpos = 300584,
bytepos = -2013265920
},
current = {
pos = {
charpos = 100663295,
bytepos = -16777216
},
overlay_string_index = 300432,
string_pos = {
charpos = 201326592,
bytepos = 218103807
},
dpvec_index = -16777216
},
area = 364291,
method = 335544320,
multibyte_p = 0,
string_from_display_prop_p = 0,
display_ellipsis_p = 0,
space_width = 352321536,
font_height = 300584,
voffset = 27648
}},
sp = 234881023,
selective_display_ellipsis_p = 1,
ctl_arrow_p = 1,
selective = 364291,
what = IT_CHARACTER,
face_id = 234881023,
face_box_p = 1,
start_of_box_run_p = 1,
end_of_box_run_p = 1,
overlay_strings_at_end_processed_p = 1,
ignore_overlay_strings_at_pos_p = 1,
glyph_not_available_p = 1,
starts_in_middle_of_char_p = 1,
face_before_selective_p = 1,
constrain_row_ascent_descent_p = 0,
base_face_id = 364290,
c = -335544320,
len = 318767103,
cmp_id = -16777216,
cmp_len = 300584,
char_to_display = 1409286144,
image_id = 1325400063,
slice = {
x = -16777216,
y = 300584,
width = 0,
height = 150994943
},
space_width = -16777216,
voffset = 4,
font_height = -1409286144,
object = 234881023,
position = {
charpos = -16777216,
bytepos = 300425
},
truncate_lines_p = 1,
tab_width = 0,
truncation_pixel_width = 3839,
continuation_pixel_width = -1,
first_visible_x = -16777216,
last_visible_x = 300425,
last_visible_y = -805306368,
extra_line_spacing = 117440511,
max_extra_line_spacing = -16777216,
override_ascent = 300425,
override_descent = -469762048,
override_boff = 150994943,
glyph_row = 0xff000000,
area = 300425,
nglyphs = -268435456,
pixel_width = 100663295,
ascent = -16777216,
descent = 300426,
max_ascent = 0,
max_descent = 150994943,
phys_ascent = -16777216,
phys_descent = 300426,
max_phys_ascent = 201326592,
max_phys_descent = 100663295,
current_x = -16777216,
continuation_lines_width = 300426,
current_y = 469762053,
first_vpos = 83886079,
vpos = -16777216,
hpos = 360528,
left_user_fringe_bitmap = 3072,
right_user_fringe_bitmap = 1,
left_user_fringe_face_id = 1630207,
right_user_fringe_face_id = 2088960
}
current_matrix_up_to_date_p = 335544320
used_current_matrix_p = 364290
buffer_unchanged_p = -16777216
temp_scroll_step = 300582
count = 167772159
rc = 603979776
centering_position = 364290
last_line_misfit = -16777216
Cannot access memory at address 0x1bffffff
Previous frame inner to this frame (corrupt stack?)
Lisp Backtrace:
"x-create-frame" (0x2770c85)
"x-create-frame-with-faces" (0x2770c95)
"make-frame" (0x2770c95)
"frame-initialize" (0x48f1d89)
"command-line" (0x4983bdb)
"normal-top-level" (0xbfffb410)
(gdb)
next prev parent reply other threads:[~2006-10-27 10:05 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-10-22 15:36 unicode-2 branch segfaulting on MacOS X? Geoffrey Alan Washburn
2006-10-23 1:04 ` Kenichi Handa
2006-10-23 1:17 ` Geoffrey Alan Washburn
2006-10-23 2:45 ` Kenichi Handa
2006-10-23 3:32 ` Geoffrey Alan Washburn
2006-10-23 5:59 ` Kenichi Handa
2006-10-23 10:00 ` Geoffrey Alan Washburn
2006-10-23 11:26 ` Kenichi Handa
2006-10-23 12:55 ` Geoffrey Alan Washburn
2006-10-27 4:17 ` Kenichi Handa
2006-10-27 10:05 ` Geoffrey Alan Washburn [this message]
2006-10-27 7:38 ` Kenichi Handa
2006-10-27 13:36 ` Geoffrey Alan Washburn
2006-10-28 0:41 ` Giorgos Keramidas
2006-10-28 0:43 ` Giorgos Keramidas
2006-10-28 17:39 ` Geoffrey Alan Washburn
2006-11-03 16:43 ` Geoffrey Alan Washburn
2006-11-08 11:55 ` Kenichi Handa
2006-11-08 19:23 ` Geoffrey Alan Washburn
2006-11-09 3:20 ` stephen
2006-11-09 11:41 ` Kenichi Handa
2006-11-12 2:59 ` Geoffrey Alan Washburn
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