[Mesa-dev] [Bug 99027] gtk+ apps segfault on Xvfb with mesa 13
bugzilla-daemon at freedesktop.org
bugzilla-daemon at freedesktop.org
Thu Dec 8 11:03:48 UTC 2016
https://bugs.freedesktop.org/show_bug.cgi?id=99027
Bug ID: 99027
Summary: gtk+ apps segfault on Xvfb with mesa 13
Product: Mesa
Version: 13.0
Hardware: Other
OS: All
Status: NEW
Severity: normal
Priority: medium
Component: GLX
Assignee: mesa-dev at lists.freedesktop.org
Reporter: tjaalton at ubuntu.com
QA Contact: mesa-dev at lists.freedesktop.org
Running gtk+ apps on Xvfb segfault with mesa 13.
# DISPLAY=:10 gdb gnome-terminal.real
GNU gdb (Ubuntu 7.12-0ubuntu2) 7.12
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Reading symbols from gnome-terminal.real...(no debugging symbols found)...done.
(gdb) run
Starting program: /usr/bin/gnome-terminal.real
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
Program received signal SIGSEGV, Segmentation fault.
rawmemchr () at ../sysdeps/x86_64/rawmemchr.S:37
37 ../sysdeps/x86_64/rawmemchr.S: No such file or directory.
(gdb) bt full
#0 0x00007ffff5c2c22f in rawmemchr () at ../sysdeps/x86_64/rawmemchr.S:37
#1 0x00007ffff5c14702 in _IO_str_init_static_internal
(sf=sf at entry=0x7fffffffdeb0, ptr=ptr at entry=0x0, size=size at entry=0,
pstart=pstart at entry=0x0) at strops.c:41
fp = 0x7fffffffdeb0
end = <optimized out>
#2 0x00007ffff5c01b97 in __GI___isoc99_vsscanf (string=0x0,
format=0x7ffff459d2f2 "%d.%d", args=args at entry=0x7fffffffdfd8) at
isoc99_vsscanf.c:41
ret = -168479552
sf =
{_sbf = {_f = {_flags = -72515584, _IO_read_ptr = 0x0, _IO_read_end
= 0x0, _IO_read_base = 0x0, _IO_write_base = 0x0, _IO_write_ptr = 0x0,
_IO_write_end = 0x0, _IO_buf_base = 0x0, _IO_buf_end = 0x0, _IO_save_base =
0x0, _IO_backup_base = 0x0, _IO_save_end = 0x0, _markers = 0x0, _chain = 0x0,
_fileno = 1279729765, _flags2 = 0, _old_offset = 8247626353045954392,
_cur_column = 0, _vtable_offset = 0 '\000', _shortbuf = "", _lock = 0x0,
_offset = 8243124844846729043, _codecvt = 0x636572705f786574, _wide_data =
0xffffffffffffffff, _freeres_list = 0x0, _freeres_buf = 0x6c636572705f7865,
__pad5 = 2338615505513836649, _mode = -1, _unused2 = '\000' <repeats 12 times>,
"GL_ARB_d"}, vtable = 0x7ffff5f534c0 <_IO_str_jumps>}, _s = {_allocate_buffer =
0x0, _free_buffer = 0x0}}
#3 0x00007ffff5c01b37 in __isoc99_sscanf (s=<optimized out>,
format=format at entry=0x7ffff459d2f2 "%d.%d") at isoc99_sscanf.c:31
arg =
{{gp_offset = 16, fp_offset = 48, overflow_arg_area =
0x7fffffffe0b0, reg_save_area = 0x7fffffffdff0}}
done = -168479552
#4 0x00007ffff457fd22 in epoxy_glx_version (dpy=dpy at entry=0x555555794800,
screen=screen at entry=0) at dispatch_glx.c:60
server_major = 1434011648
server_minor = 150
client_major = 157
client_minor = 95
server = <optimized out>
client = <optimized out>
version_string = <optimized out>
ret = <optimized out>
__PRETTY_FUNCTION__ = "epoxy_glx_version"
#5 0x00007ffff722fb49 in gdk_x11_screen_init_gl
(screen=screen at entry=0x5555557a8030 [GdkX11Screen]) at
././gdk/x11/gdkglcontext-x11.c:866
display = 0x5555557a10f0 [GdkX11Display]
display_x11 = 0x5555557a10f0 [GdkX11Display]
dpy = 0x555555794800
error_base = 157
event_base = 95
screen_num = 0
__func__ = "gdk_x11_screen_init_gl"
#6 0x00007ffff722fefa in _gdk_x11_screen_update_visuals_for_gl
(screen=screen at entry=0x5555557a8030 [GdkX11Screen]) at
././gdk/x11/gdkglcontext-x11.c:1210
x11_screen = 0x5555557a8030 [GdkX11Screen]
display = 0x5555557a10f0 [GdkX11Display]
display_x11 = 0x5555557a10f0 [GdkX11Display]
dpy = 0x555555794800
gl_info = <optimized out>
i = <optimized out>
system_visual_id = <optimized out>
rgba_visual_id = <optimized out>
#7 0x00007ffff7238ac6 in _gdk_x11_screen_init_visuals
(screen=screen at entry=0x5555557a8030 [GdkX11Screen]) at
././gdk/x11/gdkvisual-x11.c:309
possible_depths = {32, 30, 24, 16, 15, 8, 4, 1}
possible_types =
{GDK_VISUAL_DIRECT_COLOR, GDK_VISUAL_TRUE_COLOR,
GDK_VISUAL_PSEUDO_COLOR, GDK_VISUAL_STATIC_COLOR, GDK_VISUAL_GRAYSCALE,
GDK_VISUAL_STATIC_GRAY}
x11_screen = 0x5555557a8030 [GdkX11Screen]
visual_list = <optimized out>
visual_template =
{visual = 0x0, visualid = 93824994654928, screen = 0, depth = 21845,
class = 461, red_mask = 93824994592768, green_mask = 5728978944, blue_mask = 0,
colormap_size = 0, bits_per_rgb = 0}
temp_visual = <optimized out>
default_xvisual = <optimized out>
visuals = 0x5555557a37c0
nxvisuals = 6
nvisuals = <optimized out>
i = <optimized out>
j = <optimized out>
__func__ = "_gdk_x11_screen_init_visuals"
#8 0x00007ffff7235b36 in _gdk_x11_screen_new
(display=display at entry=0x5555557a10f0 [GdkX11Display], screen_number=0) at
././gdk/x11/gdkscreen-x11.c:908
screen = 0x5555557a8030 [GdkX11Screen]
x11_screen = 0x5555557a8030 [GdkX11Screen]
display_x11 = 0x5555557a10f0 [GdkX11Display]
scale_str = <optimized out>
#9 0x00007ffff7225a48 in _gdk_x11_display_open (display_name=<optimized out>)
at ././gdk/x11/gdkdisplay-x11.c:1416
xdisplay = <optimized out>
display = 0x5555557a10f0 [GdkX11Display]
display_x11 = 0x5555557a10f0 [GdkX11Display]
attr =
{title = 0x5 <error: Cannot access memory at address 0x5>, event_mask
= 0, x = 0, y = 0, width = 0, height = 0, wclass = GDK_INPUT_OUTPUT, visual =
0x0, window_type = GDK_WINDOW_ROOT, cursor = 0x0, wmclass_name = 0x0,
wmclass_class = 0x0, override_redirect = 636884480, type_hint = 2756754191}
argc = <optimized out>
argv = {0x43 <error: Cannot access memory at address 0x43>}
class_hint = <optimized out>
pid = 1
ignore = 147
maj = 1966042741
min = 796026227
__func__ = "_gdk_x11_display_open"
#10 0x00007ffff71fa495 in gdk_display_manager_open_display (manager=<optimized
out>, name=0x0) at ././gdk/gdkdisplaymanager.c:472
backend = 0x555555792d70 "*"
any = 1
backend_list = <optimized out>
display = 0x0
backends = 0x555555792d90
i = <optimized out>
allow_any = 1
__func__ = "gdk_display_manager_open_display"
#11 0x00007ffff76f5e66 in post_parse_hook (context=<optimized out>,
group=<optimized out>, data=0x55555578d5e0, error=0x7fffffffe608) at
././gtk/gtkmain.c:801
info = 0x55555578d5e0
#12 0x00007ffff670eb48 in g_option_context_parse (context=<optimized out>,
argc=0x7fffffffe5fc, argv=<optimized out>, error=<optimized out>) at
././glib/goption.c:2165
group = <optimized out>
i = 1
j = <optimized out>
k = <optimized out>
list = 0x55555578e600
#13 0x000055555555ce94 in ()
#14 0x000055555555a0a6 in ()
#15 0x00007ffff5bb53f1 in __libc_start_main (main=
0x555555559fd0, argc=1, argv=0x7fffffffe7d8, init=<optimized out>,
fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7fffffffe7c8) at
../csu/libc-start.c:291
result = <optimized out>
unwind_buf =
{cancel_jmp_buf = {{jmp_buf = {0, 2632460885428681959,
93824992257968, 140737488349136, 0, 0, 8204771725397081319,
8204750245572394215}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0,
0x7fffffffe7e8, 0x7ffff7ffe168}, data = {prev = 0x0, cleanup = 0x0, canceltype
= -6168}}}
not_first_call = <optimized out>
#16 0x000055555555a7da in ()
This is a regression since mesa 12.
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