diff --git a/arch/arm/src/common/up_createstack.c b/arch/arm/src/common/up_createstack.c
index 38170e2289..a346127534 100644
--- a/arch/arm/src/common/up_createstack.c
+++ b/arch/arm/src/common/up_createstack.c
@@ -174,9 +174,9 @@ int up_create_stack(FAR struct tcb_s *tcb, size_t stack_size, uint8_t ttype)
           /* Use the user-space allocator if this is a task or pthread */
 
 #if defined(CONFIG_DEBUG) && !defined(CONFIG_DEBUG_STACK)
-          tcb->stack_alloc_ptr = (uint32_t *)kuzalloc(stack_size);
+          tcb->stack_alloc_ptr = (uint32_t *)kumm_zalloc(stack_size);
 #else
-          tcb->stack_alloc_ptr = (uint32_t *)kumalloc(stack_size);
+          tcb->stack_alloc_ptr = (uint32_t *)kumm_malloc(stack_size);
 #endif
         }
 
diff --git a/arch/arm/src/lpc31xx/lpc31_ehci.c b/arch/arm/src/lpc31xx/lpc31_ehci.c
index 2af7e0c13e..8f0091f8a0 100755
--- a/arch/arm/src/lpc31xx/lpc31_ehci.c
+++ b/arch/arm/src/lpc31xx/lpc31_ehci.c
@@ -3773,7 +3773,7 @@ static int lpc31_free(FAR struct usbhost_driver_s *drvr, FAR uint8_t *buffer)
  *   Some hardware supports special memory in which larger IO buffers can
  *   be accessed more efficiently.  This method provides a mechanism to allocate
  *   the request/descriptor memory.  If the underlying hardware does not support
- *   such "special" memory, this functions may simply map to kumalloc.
+ *   such "special" memory, this functions may simply map to kumm_malloc.
  *
  *   This interface differs from DRVR_ALLOC in that the buffers are variable-sized.
  *
@@ -3802,7 +3802,7 @@ static int lpc31_ioalloc(FAR struct usbhost_driver_s *drvr, FAR uint8_t **buffer
    * accessible (depending on how the class driver implements its buffering).
    */
 
-  *buffer = (FAR uint8_t *)kumalloc(buflen);
+  *buffer = (FAR uint8_t *)kumm_malloc(buflen);
   return *buffer ? OK : -ENOMEM;
 }
 
diff --git a/arch/arm/src/sam34/sam_udp.c b/arch/arm/src/sam34/sam_udp.c
index 4b30c4afd1..a502fb35b1 100644
--- a/arch/arm/src/sam34/sam_udp.c
+++ b/arch/arm/src/sam34/sam_udp.c
@@ -3035,7 +3035,7 @@ static void *sam_ep_allocbuffer(struct usbdev_ep_s *ep, uint16_t nbytes)
 {
   /* There is not special buffer allocation requirement */
 
-  return kumalloc(nbytes);
+  return kumm_malloc(nbytes);
 }
 #endif
 
diff --git a/arch/arm/src/sama5/sam_ehci.c b/arch/arm/src/sama5/sam_ehci.c
index f3e8e6887f..72dfd347a7 100755
--- a/arch/arm/src/sama5/sam_ehci.c
+++ b/arch/arm/src/sama5/sam_ehci.c
@@ -3613,7 +3613,7 @@ static int sam_free(FAR struct usbhost_driver_s *drvr, FAR uint8_t *buffer)
  *   Some hardware supports special memory in which larger IO buffers can
  *   be accessed more efficiently.  This method provides a mechanism to allocate
  *   the request/descriptor memory.  If the underlying hardware does not support
- *   such "special" memory, this functions may simply map to kumalloc.
+ *   such "special" memory, this functions may simply map to kumm_malloc.
  *
  *   This interface differs from DRVR_ALLOC in that the buffers are variable-sized.
  *
@@ -3642,7 +3642,7 @@ static int sam_ioalloc(FAR struct usbhost_driver_s *drvr, FAR uint8_t **buffer,
    * accessible (depending on how the class driver implements its buffering).
    */
 
-  *buffer = (FAR uint8_t *)kumalloc(buflen);
+  *buffer = (FAR uint8_t *)kumm_malloc(buflen);
   return *buffer ? OK : -ENOMEM;
 }
 
diff --git a/arch/arm/src/sama5/sam_ohci.c b/arch/arm/src/sama5/sam_ohci.c
index f946fb138a..735d2c7b1e 100644
--- a/arch/arm/src/sama5/sam_ohci.c
+++ b/arch/arm/src/sama5/sam_ohci.c
@@ -2677,7 +2677,7 @@ static int sam_free(FAR struct usbhost_driver_s *drvr, FAR uint8_t *buffer)
  *   Some hardware supports special memory in which larger IO buffers can
  *   be accessed more efficiently.  This method provides a mechanism to allocate
  *   the request/descriptor memory.  If the underlying hardware does not support
- *   such "special" memory, this functions may simply map to kumalloc.
+ *   such "special" memory, this functions may simply map to kumm_malloc.
  *
  *   This interface differs from DRVR_ALLOC in that the buffers are variable-sized.
  *
@@ -2702,9 +2702,9 @@ static int sam_ioalloc(FAR struct usbhost_driver_s *drvr, FAR uint8_t **buffer,
 {
   DEBUGASSERT(drvr && buffer);
 
-  /* kumalloc() should return user accessible, DMA-able memory */
+  /* kumm_malloc() should return user accessible, DMA-able memory */
 
-  *buffer = kumalloc(buflen);
+  *buffer = kumm_malloc(buflen);
   return *buffer ? OK : -ENOMEM;
 }
 
diff --git a/arch/arm/src/sama5/sam_udphs.c b/arch/arm/src/sama5/sam_udphs.c
index cc6c86b1c2..afc38280c0 100644
--- a/arch/arm/src/sama5/sam_udphs.c
+++ b/arch/arm/src/sama5/sam_udphs.c
@@ -3524,7 +3524,7 @@ static void *sam_ep_allocbuffer(struct usbdev_ep_s *ep, uint16_t nbytes)
 {
   /* There is not special buffer allocation requirement */
 
-  return kumalloc(nbytes);
+  return kumm_malloc(nbytes);
 }
 #endif
 
diff --git a/arch/avr/src/avr/up_createstack.c b/arch/avr/src/avr/up_createstack.c
index d14ec63fd2..4b7df816b5 100644
--- a/arch/avr/src/avr/up_createstack.c
+++ b/arch/avr/src/avr/up_createstack.c
@@ -121,9 +121,9 @@ int up_create_stack(FAR struct tcb_s *tcb, size_t stack_size, uint8_t ttype)
        */
 
 #if defined(CONFIG_DEBUG) && !defined(CONFIG_DEBUG_STACK)
-      tcb->stack_alloc_ptr = (uint32_t *)kuzalloc(stack_size);
+      tcb->stack_alloc_ptr = (uint32_t *)kumm_zalloc(stack_size);
 #else
-      tcb->stack_alloc_ptr = (uint32_t *)kumalloc(stack_size);
+      tcb->stack_alloc_ptr = (uint32_t *)kumm_malloc(stack_size);
 #endif
 
 #ifdef CONFIG_DEBUG
diff --git a/arch/avr/src/avr32/up_createstack.c b/arch/avr/src/avr32/up_createstack.c
index 9082d796f5..10895e98f9 100644
--- a/arch/avr/src/avr32/up_createstack.c
+++ b/arch/avr/src/avr32/up_createstack.c
@@ -141,9 +141,9 @@ int up_create_stack(FAR struct tcb_s *tcb, size_t stack_size, uint8_t ttype)
           /* Use the user-space allocator if this is a task or pthread */
 
 #if defined(CONFIG_DEBUG) && !defined(CONFIG_DEBUG_STACK)
-          tcb->stack_alloc_ptr = (uint32_t *)kuzalloc(stack_size);
+          tcb->stack_alloc_ptr = (uint32_t *)kumm_zalloc(stack_size);
 #else
-          tcb->stack_alloc_ptr = (uint32_t *)kumalloc(stack_size);
+          tcb->stack_alloc_ptr = (uint32_t *)kumm_malloc(stack_size);
 #endif
         }
 
diff --git a/arch/hc/src/common/up_createstack.c b/arch/hc/src/common/up_createstack.c
index ea542d9852..339ea3c77c 100644
--- a/arch/hc/src/common/up_createstack.c
+++ b/arch/hc/src/common/up_createstack.c
@@ -138,9 +138,9 @@ int up_create_stack(FAR struct tcb_s *tcb, size_t stack_size, uint8_t ttype)
           /* Use the user-space allocator if this is a task or pthread */
 
 #if defined(CONFIG_DEBUG) && !defined(CONFIG_DEBUG_STACK)
-          tcb->stack_alloc_ptr = (uint32_t *)kuzalloc(stack_size);
+          tcb->stack_alloc_ptr = (uint32_t *)kumm_zalloc(stack_size);
 #else
-          tcb->stack_alloc_ptr = (uint32_t *)kumalloc(stack_size);
+          tcb->stack_alloc_ptr = (uint32_t *)kumm_malloc(stack_size);
 #endif
         }
 
diff --git a/arch/mips/src/common/up_createstack.c b/arch/mips/src/common/up_createstack.c
index 92b99842af..940071d18a 100644
--- a/arch/mips/src/common/up_createstack.c
+++ b/arch/mips/src/common/up_createstack.c
@@ -159,9 +159,9 @@ int up_create_stack(FAR struct tcb_s *tcb, size_t stack_size, uint8_t ttype)
           /* Use the user-space allocator if this is a task or pthread */
 
 #if defined(CONFIG_DEBUG) && !defined(CONFIG_DEBUG_STACK)
-          tcb->stack_alloc_ptr = (uint32_t *)kuzalloc(stack_size);
+          tcb->stack_alloc_ptr = (uint32_t *)kumm_zalloc(stack_size);
 #else
-          tcb->stack_alloc_ptr = (uint32_t *)kumalloc(stack_size);
+          tcb->stack_alloc_ptr = (uint32_t *)kumm_malloc(stack_size);
 #endif
         }
 
diff --git a/arch/rgmp/src/nuttx.c b/arch/rgmp/src/nuttx.c
index 579acab15e..b2c1bd3e2a 100644
--- a/arch/rgmp/src/nuttx.c
+++ b/arch/rgmp/src/nuttx.c
@@ -134,7 +134,7 @@ int up_create_stack(struct tcb_s *tcb, size_t stack_size, uint8_t ttype)
     } else
 #endif
     {
-        stack_alloc_ptr = (uint32_t*)kumalloc(adj_stack_size);
+        stack_alloc_ptr = (uint32_t*)kumm_malloc(adj_stack_size);
     }
     if (stack_alloc_ptr) {
         /* This is the address of the last word in the allocation */
diff --git a/arch/sh/src/common/up_createstack.c b/arch/sh/src/common/up_createstack.c
index 03808f7655..04a0a44ec4 100644
--- a/arch/sh/src/common/up_createstack.c
+++ b/arch/sh/src/common/up_createstack.c
@@ -138,9 +138,9 @@ int up_create_stack(FAR struct tcb_s *tcb, size_t stack_size, uint8_t ttype)
           /* Use the user-space allocator if this is a task or pthread */
 
 #if defined(CONFIG_DEBUG) && !defined(CONFIG_DEBUG_STACK)
-          tcb->stack_alloc_ptr = (uint32_t *)kuzalloc(stack_size);
+          tcb->stack_alloc_ptr = (uint32_t *)kumm_zalloc(stack_size);
 #else
-          tcb->stack_alloc_ptr = (uint32_t *)kumalloc(stack_size);
+          tcb->stack_alloc_ptr = (uint32_t *)kumm_malloc(stack_size);
 #endif
         }
 
diff --git a/arch/sim/src/up_createstack.c b/arch/sim/src/up_createstack.c
index 07a8efc15f..0587ae05e1 100644
--- a/arch/sim/src/up_createstack.c
+++ b/arch/sim/src/up_createstack.c
@@ -107,7 +107,7 @@ int up_create_stack(FAR struct tcb_s *tcb, size_t stack_size, uint8_t ttype)
 
   /* Allocate the memory for the stack */
 
-  stack_alloc_ptr = (uint32_t*)kumalloc(adj_stack_size);
+  stack_alloc_ptr = (uint32_t*)kumm_malloc(adj_stack_size);
 
   /* Was the allocation successful? */
 
diff --git a/arch/x86/src/i486/up_createstack.c b/arch/x86/src/i486/up_createstack.c
index 6b02e44642..4c915e6182 100644
--- a/arch/x86/src/i486/up_createstack.c
+++ b/arch/x86/src/i486/up_createstack.c
@@ -140,9 +140,9 @@ int up_create_stack(FAR struct tcb_s *tcb, size_t stack_size, uint8_t ttype)
           /* Use the user-space allocator if this is a task or pthread */
 
 #if defined(CONFIG_DEBUG) && !defined(CONFIG_DEBUG_STACK)
-          tcb->stack_alloc_ptr = (uint32_t *)kuzalloc(stack_size);
+          tcb->stack_alloc_ptr = (uint32_t *)kumm_zalloc(stack_size);
 #else
-          tcb->stack_alloc_ptr = (uint32_t *)kumalloc(stack_size);
+          tcb->stack_alloc_ptr = (uint32_t *)kumm_malloc(stack_size);
 #endif
         }
 
diff --git a/arch/z16/src/common/up_createstack.c b/arch/z16/src/common/up_createstack.c
index 5daf8cc761..42df4d0c2f 100644
--- a/arch/z16/src/common/up_createstack.c
+++ b/arch/z16/src/common/up_createstack.c
@@ -118,9 +118,9 @@ int up_create_stack(FAR struct tcb_s *tcb, size_t stack_size, uint8_t ttype)
        */
 
 #if defined(CONFIG_DEBUG) && !defined(CONFIG_DEBUG_STACK)
-      tcb->stack_alloc_ptr = (uint32_t *)kuzalloc(stack_size);
+      tcb->stack_alloc_ptr = (uint32_t *)kumm_zalloc(stack_size);
 #else
-      tcb->stack_alloc_ptr = (uint32_t *)kumalloc(stack_size);
+      tcb->stack_alloc_ptr = (uint32_t *)kumm_malloc(stack_size);
 #endif
 
 #ifdef CONFIG_DEBUG
diff --git a/arch/z80/src/common/up_createstack.c b/arch/z80/src/common/up_createstack.c
index 1b75066733..05d42b3259 100644
--- a/arch/z80/src/common/up_createstack.c
+++ b/arch/z80/src/common/up_createstack.c
@@ -138,9 +138,9 @@ int up_create_stack(FAR struct tcb_s *tcb, size_t stack_size, uint8_t ttype)
           /* Use the user-space allocator if this is a task or pthread */
 
 #if defined(CONFIG_DEBUG) && !defined(CONFIG_DEBUG_STACK)
-          tcb->stack_alloc_ptr = (uint32_t *)kuzalloc(stack_size);
+          tcb->stack_alloc_ptr = (uint32_t *)kumm_zalloc(stack_size);
 #else
-          tcb->stack_alloc_ptr = (uint32_t *)kumalloc(stack_size);
+          tcb->stack_alloc_ptr = (uint32_t *)kumm_malloc(stack_size);
 #endif
         }
 
diff --git a/audio/audio.c b/audio/audio.c
index 252531677f..3f0c9ebfb1 100644
--- a/audio/audio.c
+++ b/audio/audio.c
@@ -530,7 +530,7 @@ static int audio_ioctl(FAR struct file *filep, int cmd, unsigned long arg)
             }
           else
             {
-              /* Perform a simple kumalloc operation assuming 1 session */
+              /* Perform a simple kumm_malloc operation assuming 1 session */
 
               ret = apb_alloc(bufdesc);
             }
diff --git a/audio/pcm_decode.c b/audio/pcm_decode.c
index b2109923cc..f15f63a887 100644
--- a/audio/pcm_decode.c
+++ b/audio/pcm_decode.c
@@ -949,7 +949,7 @@ static int pcm_resume(FAR struct audio_lowerhalf_s *dev)
  *   lower-half driver with the opportunity to perform special buffer
  *   allocation if needed, such as allocating from a specific memory
  *   region (DMA-able, etc.).  If not supplied, then the top-half
- *   driver will perform a standard kumalloc using normal user-space
+ *   driver will perform a standard kumm_malloc using normal user-space
  *   memory region.
  *
  ****************************************************************************/
diff --git a/binfmt/binfmt_execmodule.c b/binfmt/binfmt_execmodule.c
index c9e16818e7..34e8f30ac8 100644
--- a/binfmt/binfmt_execmodule.c
+++ b/binfmt/binfmt_execmodule.c
@@ -166,7 +166,7 @@ int exec_module(FAR const struct binary_s *binp)
 #ifndef CONFIG_CUSTOM_STACK
   /* Allocate the stack for the new task (always from the user heap) */
 
-  stack = (FAR uint32_t*)kumalloc(binp->stacksize);
+  stack = (FAR uint32_t*)kumm_malloc(binp->stacksize);
   if (!tcb)
     {
       err = ENOMEM;
diff --git a/binfmt/libelf/libelf_addrenv.c b/binfmt/libelf/libelf_addrenv.c
index 66479bf428..cdcc5b77f7 100644
--- a/binfmt/libelf/libelf_addrenv.c
+++ b/binfmt/libelf/libelf_addrenv.c
@@ -129,7 +129,7 @@ int elf_addrenv_alloc(FAR struct elf_loadinfo_s *loadinfo, size_t textsize,
 #else
   /* Allocate memory to hold the ELF image */
 
-  loadinfo->textalloc = (uintptr_t)kuzalloc(textsize + datasize);
+  loadinfo->textalloc = (uintptr_t)kumm_zalloc(textsize + datasize);
   if (!loadinfo->textalloc)
     {
       return -ENOMEM;
diff --git a/binfmt/libelf/libelf_ctors.c b/binfmt/libelf/libelf_ctors.c
index 6cf35a62a4..89bd087c8c 100644
--- a/binfmt/libelf/libelf_ctors.c
+++ b/binfmt/libelf/libelf_ctors.c
@@ -163,7 +163,7 @@ int elf_loadctors(FAR struct elf_loadinfo_s *loadinfo)
         {
           /* Allocate memory to hold a copy of the .ctor section */
 
-          loadinfo->ctoralloc = (binfmt_ctor_t*)kumalloc(ctorsize);
+          loadinfo->ctoralloc = (binfmt_ctor_t*)kumm_malloc(ctorsize);
           if (!loadinfo->ctoralloc)
             {
               bdbg("Failed to allocate memory for .ctors\n");
diff --git a/binfmt/libelf/libelf_dtors.c b/binfmt/libelf/libelf_dtors.c
index e42ba6abff..e99c7cc9db 100644
--- a/binfmt/libelf/libelf_dtors.c
+++ b/binfmt/libelf/libelf_dtors.c
@@ -163,7 +163,7 @@ int elf_loaddtors(FAR struct elf_loadinfo_s *loadinfo)
         {
           /* Allocate memory to hold a copy of the .dtor section */
 
-          loadinfo->ctoralloc = (binfmt_dtor_t*)kumalloc(dtorsize);
+          loadinfo->ctoralloc = (binfmt_dtor_t*)kumm_malloc(dtorsize);
           if (!loadinfo->ctoralloc)
             {
               bdbg("Failed to allocate memory for .dtors\n");
diff --git a/binfmt/libnxflat/libnxflat_addrenv.c b/binfmt/libnxflat/libnxflat_addrenv.c
index 1690d0ae00..d5abc452d0 100644
--- a/binfmt/libnxflat/libnxflat_addrenv.c
+++ b/binfmt/libnxflat/libnxflat_addrenv.c
@@ -162,7 +162,7 @@ errout_with_dspace:
 #else
   /* Allocate (and zero) memory to hold the ELF image */
 
-  dspace->region = (FAR uint8_t *)kuzalloc(envsize);
+  dspace->region = (FAR uint8_t *)kumm_zalloc(envsize);
   if (!dspace->region)
     {
       kfree(dspace);
diff --git a/fs/fs_fdopen.c b/fs/fs_fdopen.c
index 5356ae03d9..3a474717f4 100644
--- a/fs/fs_fdopen.c
+++ b/fs/fs_fdopen.c
@@ -228,7 +228,7 @@ FAR struct file_struct *fs_fdopen(int fd, int oflags, FAR struct tcb_s *tcb)
 
           /* Allocate the IO buffer */
 
-          stream->fs_bufstart = kumalloc(CONFIG_STDIO_BUFFER_SIZE);
+          stream->fs_bufstart = kumm_malloc(CONFIG_STDIO_BUFFER_SIZE);
           if (!stream->fs_bufstart)
             {
               err = ENOMEM;
diff --git a/fs/fs_opendir.c b/fs/fs_opendir.c
index a74c776d18..637b4253f9 100644
--- a/fs/fs_opendir.c
+++ b/fs/fs_opendir.c
@@ -180,7 +180,7 @@ static inline void open_emptydir(FAR struct fs_dirent_s *dir)
    * at the end of the list.
    */
 
-#if 0 /* Already nullified by kuzalloc */
+#if 0 /* Already nullified by kumm_zalloc */
   dir->fd_root          = NULL; /* Save the inode where we start */
   dir->u.pseudo.fd_next = NULL; /* We are at the end of the list */
 #endif
@@ -270,7 +270,7 @@ FAR DIR *opendir(FAR const char *path)
    * container.
    */
 
-  dir = (FAR struct fs_dirent_s *)kuzalloc(sizeof(struct fs_dirent_s));
+  dir = (FAR struct fs_dirent_s *)kumm_zalloc(sizeof(struct fs_dirent_s));
   if (!dir)
     {
       /* Insufficient memory to complete the operation.*/
diff --git a/fs/mmap/fs_rammap.c b/fs/mmap/fs_rammap.c
index f0335f4a8d..04e08fb66b 100644
--- a/fs/mmap/fs_rammap.c
+++ b/fs/mmap/fs_rammap.c
@@ -139,7 +139,7 @@ FAR void *rammap(int fd, size_t length, off_t offset)
 
   /* Allocate a region of memory of the specified size */
 
-  alloc = (FAR uint8_t *)kumalloc(sizeof(struct fs_rammap_s) + length);
+  alloc = (FAR uint8_t *)kumm_malloc(sizeof(struct fs_rammap_s) + length);
   if (!alloc)
     {
       fdbg("Region allocation failed, length: %d\n", (int)length);
diff --git a/graphics/nxsu/nx_open.c b/graphics/nxsu/nx_open.c
index 0de1159ae0..5da6b7ad85 100644
--- a/graphics/nxsu/nx_open.c
+++ b/graphics/nxsu/nx_open.c
@@ -199,7 +199,7 @@ NXHANDLE nx_open(FAR NX_DRIVERTYPE *dev)
    * (if available) for compatibility with the multi-user implementation.
    */
 
-  fe = (FAR struct nxfe_state_s *)kuzalloc(sizeof(struct nxfe_state_s));
+  fe = (FAR struct nxfe_state_s *)kumm_zalloc(sizeof(struct nxfe_state_s));
   if (!fe)
     {
       errno = ENOMEM;
diff --git a/graphics/nxsu/nx_openwindow.c b/graphics/nxsu/nx_openwindow.c
index 4c4afa35b8..cc1f5d38f3 100644
--- a/graphics/nxsu/nx_openwindow.c
+++ b/graphics/nxsu/nx_openwindow.c
@@ -107,7 +107,7 @@ NXWINDOW nx_openwindow(NXHANDLE handle, FAR const struct nx_callback_s *cb,
    * available) for compatibility with the multi-user implementation.
    */
 
-  wnd = (FAR struct nxbe_window_s *)kuzalloc(sizeof(struct nxbe_window_s));
+  wnd = (FAR struct nxbe_window_s *)kumm_zalloc(sizeof(struct nxbe_window_s));
   if (!wnd)
     {
       errno = ENOMEM;
diff --git a/include/nuttx/audio/audio.h b/include/nuttx/audio/audio.h
index 78fc1944e8..b1cfc9d0ae 100644
--- a/include/nuttx/audio/audio.h
+++ b/include/nuttx/audio/audio.h
@@ -532,7 +532,7 @@ struct audio_ops_s
    * lower-half driver with the opportunity to perform special buffer
    * allocation if needed, such as allocating from a specific memory
    * region (DMA-able, etc.).  If not supplied, then the top-half
-   * driver will perform a standard kumalloc using normal user-space
+   * driver will perform a standard kumm_malloc using normal user-space
    * memory region.
    */
 
diff --git a/include/nuttx/kmalloc.h b/include/nuttx/kmalloc.h
index 71b0db5f68..050200c8e1 100644
--- a/include/nuttx/kmalloc.h
+++ b/include/nuttx/kmalloc.h
@@ -94,8 +94,8 @@ extern "C"
  * directly callable.
  */
 
-# define kumalloc(s)             malloc(s)
-# define kuzalloc(s)             zalloc(s)
+# define kumm_malloc(s)          malloc(s)
+# define kumm_zalloc(s)          zalloc(s)
 # define kumm_realloc(p,s)       realloc(p,s)
 # define kumm_memalign(a,s)      memalign(a,s)
 # define kumm_free(p)            free(p)
@@ -106,8 +106,8 @@ extern "C"
  * at the beginning of the user-space blob.
  */
 
-# define kumalloc(s)             umm_malloc(s)
-# define kuzalloc(s)             umm_zalloc(s)
+# define kumm_malloc(s)          umm_malloc(s)
+# define kumm_zalloc(s)          umm_zalloc(s)
 # define kumm_realloc(p,s)       umm_realloc(p,s)
 # define kumm_memalign(a,s)      umm_memalign(a,s)
 # define kumm_free(p)            umm_free(p)
diff --git a/libc/lib_internal.h b/libc/lib_internal.h
index 8a10a524ce..4a7a71e77d 100644
--- a/libc/lib_internal.h
+++ b/libc/lib_internal.h
@@ -94,8 +94,8 @@
 
    /* User-accessible allocations */
 
-#  define lib_umalloc(s)    kumalloc(s)
-#  define lib_uzalloc(s)    kuzalloc(s)
+#  define lib_umalloc(s)    kumm_malloc(s)
+#  define lib_uzalloc(s)    kumm_zalloc(s)
 #  define lib_urealloc(p,s) kumm_realloc(p,s)
 #  define lib_ufree(p)      kumm_free(p)
 
diff --git a/libnx/nxcontext.h b/libnx/nxcontext.h
index f128a91734..43dee25936 100644
--- a/libnx/nxcontext.h
+++ b/libnx/nxcontext.h
@@ -76,8 +76,8 @@
 
    /* User-accessible allocations */
 
-#  define lib_umalloc(s)    kumalloc(s)
-#  define lib_uzalloc(s)    kuzalloc(s)
+#  define lib_umalloc(s)    kumm_malloc(s)
+#  define lib_uzalloc(s)    kumm_zalloc(s)
 #  define lib_urealloc(p,s) kumm_realloc(p,s)
 #  define lib_ufree(p)      kumm_free(p)
 
diff --git a/sched/environ/env_dup.c b/sched/environ/env_dup.c
index 91dcaa1dca..90abc1c98f 100644
--- a/sched/environ/env_dup.c
+++ b/sched/environ/env_dup.c
@@ -101,7 +101,7 @@ int env_dup(FAR struct task_group_s *group)
       /* Yes..The parent task has an environment, duplicate it */
 
       envlen = ptcb->group->tg_envsize;
-      envp   = (FAR char *)kumalloc(envlen);
+      envp   = (FAR char *)kumm_malloc(envlen);
       if (!envp)
         {
           ret = -ENOMEM;
diff --git a/sched/environ/env_setenv.c b/sched/environ/env_setenv.c
index 7a7259c519..92b118cfc8 100644
--- a/sched/environ/env_setenv.c
+++ b/sched/environ/env_setenv.c
@@ -173,7 +173,7 @@ int setenv(FAR const char *name, FAR const char *value, int overwrite)
   else
     {
       newsize = varlen;
-      newenvp = (FAR char *)kumalloc(varlen);
+      newenvp = (FAR char *)kumm_malloc(varlen);
       if (!newenvp)
         {
           ret = ENOMEM;
diff --git a/sched/group/group_create.c b/sched/group/group_create.c
index 1aaf6acba5..4e1867dfce 100644
--- a/sched/group/group_create.c
+++ b/sched/group/group_create.c
@@ -199,7 +199,7 @@ int group_allocate(FAR struct task_tcb_s *tcb)
    */
 
   group->tg_streamlist = (FAR struct streamlist *)
-    kuzalloc(sizeof(struct streamlist));
+    kumm_zalloc(sizeof(struct streamlist));
 
   if (!group->tg_streamlist)
     {