+# The various methods of bufferobject.c (here buffer_subscript()) call
+# get_buf() before calling potentially more Python code (here via
+# PySlice_GetIndicesEx()). But get_buf() already returned a void*
+# pointer. This void* pointer can become invalid if the object
+# underlying the buffer is mutated (here a bytearray object).
+# As usual, please keep in mind that the three "here" in the sentence
+# above are only examples. Each can be changed easily and lead to
+# This crashes for me on Linux 32-bits with CPython 2.6 and 2.7
+# with a segmentation fault.
+for n in range(1, 100000, 100):
+ a = bytearray("test"*n)
+ s = buf[:PseudoIndex():1]