diff -up src/sage/libs/pari/handle_error.pxd.orig src/sage/libs/pari/handle_error.pxd
--- src/sage/libs/pari/handle_error.pxd.orig	2016-10-20 08:06:47.720535139 -0400
+++ src/sage/libs/pari/handle_error.pxd	2016-10-20 08:07:01.459535665 -0400
@@ -1,5 +1,5 @@
 from .types cimport GEN
 
 cdef void _pari_init_error_handling()
-cdef int _pari_err_handle(GEN E) except 0
+cdef int _pari_handle_exception(long errnum_unused) except 0
 cdef void _pari_err_recover(long errnum)
diff -up src/sage/libs/pari/handle_error.pyx.orig src/sage/libs/pari/handle_error.pyx
--- src/sage/libs/pari/handle_error.pyx.orig	2016-10-20 08:07:12.336536082 -0400
+++ src/sage/libs/pari/handle_error.pyx	2016-10-20 08:08:23.089538791 -0400
@@ -139,7 +139,7 @@ cdef void _pari_init_error_handling():
     cb_pari_err_recover = _pari_err_recover
 
 
-cdef int _pari_err_handle(GEN E) except 0:
+cdef int _pari_handle_exception(long errnum_unused) except 0:
     """
     Convert a PARI error into a Sage exception, unless the error was
     a stack overflow, in which case we enlarge the stack.
@@ -158,11 +158,11 @@ cdef int _pari_err_handle(GEN E) except
         PariError: impossible inverse in gdiv: 0
 
     """
+    cdef GEN E = pari_err_last()
     cdef long errnum = E[1]
 
     sig_block()
     cdef char* errstr
-    cdef char* s
     try:
         if errnum == e_STACK:
             # Custom error message for PARI stack overflow
@@ -173,11 +173,6 @@ cdef int _pari_err_handle(GEN E) except
             errstr = pari_err2str(E)
             pari_error_string = errstr.decode('ascii')
             pari_free(errstr)
-
-        s = closure_func_err()
-        if s is not NULL:
-            pari_error_string = s.decode('ascii') + ": " + pari_error_string
-
         raise PariError(errnum, pari_error_string, pari_instance.new_gen_noclear(E))
     finally:
         sig_unblock()
diff -up src/sage/libs/pari/pari_instance.pxd.orig src/sage/libs/pari/pari_instance.pxd
--- src/sage/libs/pari/pari_instance.pxd.orig	2016-10-20 08:08:33.152539177 -0400
+++ src/sage/libs/pari/pari_instance.pxd	2016-10-20 08:08:51.209539868 -0400
@@ -5,6 +5,10 @@ cimport cython
 
 from sage.libs.pari.gen cimport gen
 
+cdef extern from "gmp.h":
+    cdef void mp_get_memory_functions(void**, void**, void**)
+    cdef void mp_set_memory_functions(void*, void*, void*)
+
 cpdef long prec_bits_to_words(unsigned long prec_in_bits)
 cpdef long prec_words_to_bits(long prec_in_words)
 cpdef long default_bitprec()
diff -up src/sage/libs/pari/pari_instance.pyx.orig src/sage/libs/pari/pari_instance.pyx
--- src/sage/libs/pari/pari_instance.pyx.orig	2016-10-20 08:09:05.632540421 -0400
+++ src/sage/libs/pari/pari_instance.pyx	2016-10-20 08:10:25.322543472 -0400
@@ -475,7 +475,12 @@ cdef class PariInstance(PariInstance_aut
         from sage.misc.memory_info import MemoryInfo
         mem = MemoryInfo()
 
+        cdef void *_gmp_malloc
+        cdef void *_gmp_realloc
+        cdef void *_gmp_free
+        mp_get_memory_functions(&_gmp_malloc, &_gmp_realloc, &_gmp_free)
         pari_init_opts(size, maxprime, INIT_DFTm)
+        mp_set_memory_functions(_gmp_malloc, _gmp_realloc, _gmp_free)
         
         sizemax = mem.virtual_memory_limit() // 4