Bug#739194: blender: Segfaults at startup on armhf

[Gunnar Wolf]

While I continue to learn the basics of gdb, this seems to confirm a
stack overflow: Several of the threads have corrupt stacks.

(gdb) thread apply all backtrace

Thread 6 (Thread 0x326fd240 (LWP 4977)):
#0  0x2b1adf94 in __libc_do_syscall () from
/lib/arm-linux-gnueabihf/libpthread.so.0
#1  0x2b1ab3f2 in do_futex_wait () from
/lib/arm-linux-gnueabihf/libpthread.so.0
#2  0x2b1ab466 in sem_wait@@GLIBC_2.4 () from
/lib/arm-linux-gnueabihf/libpthread.so.0
#3  0x2b8fc99e in ?? () from
/usr/lib/arm-linux-gnueabihf/libIlmThread.so.6
#4  0x2b8fc99e in ?? () from
/usr/lib/arm-linux-gnueabihf/libIlmThread.so.6
Backtrace stopped: previous frame identical to this frame (corrupt
stack?)

Thread 5 (Thread 0x31efd240 (LWP 4976)):
#0  0x2b1adf94 in __libc_do_syscall () from
/lib/arm-linux-gnueabihf/libpthread.so.0
#1  0x2b1ab3f2 in do_futex_wait () from
/lib/arm-linux-gnueabihf/libpthread.so.0
#2  0x2b1ab466 in sem_wait@@GLIBC_2.4 () from
/lib/arm-linux-gnueabihf/libpthread.so.0
#3  0x2b8fc99e in ?? () from
/usr/lib/arm-linux-gnueabihf/libIlmThread.so.6
#4  0x2b8fc99e in ?? () from
/usr/lib/arm-linux-gnueabihf/libIlmThread.so.6
Backtrace stopped: previous frame identical to this frame (corrupt
stack?)

Thread 4 (Thread 0x316fd240 (LWP 4975)):
#0  0x2b1adf94 in __libc_do_syscall () from
/lib/arm-linux-gnueabihf/libpthread.so.0
#1  0x2b1ab3f2 in do_futex_wait () from
/lib/arm-linux-gnueabihf/libpthread.so.0
#2  0x2b1ab466 in sem_wait@@GLIBC_2.4 () from
/lib/arm-linux-gnueabihf/libpthread.so.0
#3  0x2b8fc99e in ?? () from
/usr/lib/arm-linux-gnueabihf/libIlmThread.so.6
#4  0x2b8fc99e in ?? () from
/usr/lib/arm-linux-gnueabihf/libIlmThread.so.6
Backtrace stopped: previous frame identical to this frame (corrupt
stack?)

Thread 3 (Thread 0x30efd240 (LWP 4974)):
#0  0x2b1adf94 in __libc_do_syscall () from
/lib/arm-linux-gnueabihf/libpthread.so.0
#1  0x2b1ab3f2 in do_futex_wait () from
/lib/arm-linux-gnueabihf/libpthread.so.0
#2  0x2b1ab466 in sem_wait@@GLIBC_2.4 () from
/lib/arm-linux-gnueabihf/libpthread.so.0
#3  0x2b8fc99e in ?? () from
/usr/lib/arm-linux-gnueabihf/libIlmThread.so.6
#4  0x2b8fc99e in ?? () from
/usr/lib/arm-linux-gnueabihf/libIlmThread.so.6
Backtrace stopped: previous frame identical to this frame (corrupt
stack?)

Thread 2 (Thread 0x306fd240 (LWP 4973)):
#0  0x2c645914 in poll () from /lib/arm-linux-gnueabihf/libc.so.6
#1  0x2fbbf578 in ?? () from /lib/arm-linux-gnueabihf/libusb-1.0.so.0
#2  0x2fbbf578 in ?? () from /lib/arm-linux-gnueabihf/libusb-1.0.so.0
Backtrace stopped: previous frame identical to this frame (corrupt
stack?)

Thread 1 (Thread 0x2fef8430 (LWP 4970)):
#0  0x2acd8cce in PyErr_SetObject () from
/usr/lib/arm-linux-gnueabihf/libpython3.3m.so.1.0
#1  0x2acd8c9a in PyErr_Format () from
/usr/lib/arm-linux-gnueabihf/libpython3.3m.so.1.0
#2  0x2ac8262c in PyType_Ready () from
/usr/lib/arm-linux-gnueabihf/libpython3.3m.so.1.0
#3  0x2ac55052 in _PyExc_Init () from
/usr/lib/arm-linux-gnueabihf/libpython3.3m.so.1.0
#4  0x2ace95e2 in _Py_InitializeEx_Private () from
/usr/lib/arm-linux-gnueabihf/libpython3.3m.so.1.0
#5  0x00697898 in BPY_python_start (argc=3, argv=0x7efff734) at
/build/blender-dPxPUD/blender-2.69/source/blender/python/intern/bpy_interface.c:274
#6  0x0044a1ca in WM_init (C=C at entry=0x1d83220, argc=argc at entry=3,
argv=argv at entry=0x7efff734)
    at
    /build/blender-dPxPUD/blender-2.69/source/blender/windowmanager/intern/wm_init_exit.c:176
#7  0x0042e4de in main (argc=3, argv=0x7efff734) at
/build/blender-dPxPUD/blender-2.69/source/creator/creator.c:1597
(gdb) bt full
#0  0x2acd8cce in PyErr_SetObject () from
/usr/lib/arm-linux-gnueabihf/libpython3.3m.so.1.0
No symbol table info available.
#1  0x2acd8c9a in PyErr_Format () from
/usr/lib/arm-linux-gnueabihf/libpython3.3m.so.1.0
No symbol table info available.
#2  0x2ac8262c in PyType_Ready () from
/usr/lib/arm-linux-gnueabihf/libpython3.3m.so.1.0
No symbol table info available.
#3  0x2ac55052 in _PyExc_Init () from
/usr/lib/arm-linux-gnueabihf/libpython3.3m.so.1.0
No symbol table info available.
#4  0x2ace95e2 in _Py_InitializeEx_Private () from
/usr/lib/arm-linux-gnueabihf/libpython3.3m.so.1.0
No symbol table info available.
#5  0x00697898 in BPY_python_start (argc=3, argv=0x7efff734)
(gdb)