341514 - cairo assertion probably due to free()ed memory

Status: RESOLVED WORKSFORME

(Core :: Graphics, defect)

Description

[georgi - hopefully not receiving bugspam]

cairo assertion probably due to free()ed memory

there are some indications that this is due to free'd memory:

#13 0xb733cef1 in raise () from /lib/tls/libc.so.6
#14 0xb733e83b in abort () from /lib/tls/libc.so.6
#15 0xb7336045 in __assert_fail () from /lib/tls/libc.so.6
#16 0xb7e9b0aa in _cairo_content_from_format (format=4294967295)
    at /opt/joro/firefox/mozilla/gfx/cairo/cairo/src/cairo-image-surface.c:402
#17 0xb7e9a9af in _cairo_image_surface_create_for_pixman_image (
    pixman_image=0x843f0d8, format=4294967295)
    at /opt/joro/firefox/mozilla/gfx/cairo/cairo/src/cairo-image-surface.c:66
#18 0xb7e9ac59 in _cairo_image_surface_create_with_masks (data=0x89ecf18 "", 
---Type <return> to continue, or q <return> to quit---
    format=0xbf966148, width=971, height=15, stride=1944)
    at /opt/joro/firefox/mozilla/gfx/cairo/cairo/src/cairo-image-surface.c:159
#19 0xb7eb9bbc in _get_image_surface (surface=0x8802d70, interest_rect=0x0, 
    image_out=0xbf9661ac, image_rect=0x0)
    at /opt/joro/firefox/mozilla/gfx/cairo/cairo/src/cairo-xlib-surface.c:673
#20 0xb7eb9f47 in _cairo_xlib_surface_acquire_source_image (
    abstract_surface=0x8802d70, image_out=0xbf9661fc, image_extra=0xbf966570)
    at /opt/joro/firefox/mozilla/gfx/cairo/cairo/src/cairo-xlib-surface.c:802
#21 0xb7ea9a51 in _cairo_surface_acquire_source_image (surface=0x8802d70, 
    image_out=0xbf9661fc, image_extra=0xbf966570)
    at /opt/joro/firefox/mozilla/gfx/cairo/cairo/src/cairo-surface.c:685


(gdb) frame 16
#16 0xb7e9b0aa in _cairo_content_from_format (format=4294967295)
    at /opt/joro/firefox/mozilla/gfx/cairo/cairo/src/cairo-image-surface.c:402
402         ASSERT_NOT_REACHED;

Comment 1

[georgi - hopefully not receiving bugspam]

Attachment: testcase

Comment 2

[georgi - hopefully not receiving bugspam]

when loading the testcase, wait about 5 seconds for refresh.

bclary, i don't crash anymore - do you crash?

Comment 3

[chris hofmann]

sounds like this one is ready to close.  is that right?

Comment 4

[georgi - hopefully not receiving bugspam]

don't crash anymore so fixed

Comment 5

[Bob Clary [:bc] (inactive)]

(In reply to comment #2)
> when loading the testcase, wait about 5 seconds for refresh.
> 
> bclary, i don't crash anymore - do you crash?
> 

Nope and sorry for missing this.