firefox 11 SIGSEGV on startup when ocra/accessibility are enabled
Affects | Status | Importance | Assigned to | Milestone | |
---|---|---|---|---|---|
firefox (Ubuntu) |
New
|
Undecided
|
Unassigned |
Bug Description
Testcase:
enable the ocra screenreader in ubuntu system settings under accessibility
firefox now crash on startup with a segmentation fault casued by firefox and libatk-1.0.so.0 interaction.
quit ocra and disable the screen reader
firefox can now start normally again
Tested using Ubuntu 12.04 precise using
firefox_
and
libatk1.
Backtrace:
xranby@
GNU gdb (Ubuntu/Linaro 7.4-0ubuntu1) 7.4
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Reading symbols from /usr/lib/
done.
(gdb) run
Starting program: /usr/lib/
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib/i386-
[New Thread 0xb77ffb40 (LWP 18856)]
...
[New Thread 0xa70fdb40 (LWP 18876)]
Program received signal SIGSEGV, Segmentation fault.
0x00c25d82 in nsAttrAndChildA
at /build/
534 /build/
(gdb) bt
#0 0x00c25d82 in nsAttrAndChildA
at /build/
#1 0x00c72331 in nsGenericElemen
at /build/
#2 0x00fa154a in nsXULElement:
at /build/
#3 0x00fa15b5 in nsXULElement:
at /build/
#4 0x00fa17ac in nsXULElement:
at /build/
#5 0x00c57735 in nsDocument:
at /build/
#6 0x0130169d in GetName (aName=..., this=0xa81ca500)
at /build/
#7 nsRootAccessibl
at /build/
#8 0x01317698 in getNameCB (aAtkObj=
at /build/
#9 0x02c3d8d6 in atk_object_get_name () from /usr/lib/
#10 0x02c3e483 in atk_object_set_name () from /usr/lib/
#11 0x013176f5 in getNameCB (aAtkObj=
at /build/
#12 0x02c3d8d6 in atk_object_get_name () from /usr/lib/
#13 0x02c3e483 in atk_object_set_name () from /usr/lib/
#14 0x013176f5 in getNameCB (aAtkObj=
at /build/
#15 0x02c3d8d6 in atk_object_get_name () from /usr/lib/
#16 0x02c3e483 in atk_object_set_name () from /usr/lib/
...
description: | updated |
description: | updated |
After upgrading my system to libatk1.0-0 2.3.91-0ubuntu2 firefox starts fine while ocra are running.