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Edit File: git-updates.diff

GIT update of https://sourceware.org/git/glibc.git/release/2.31/master from glibc-2.31

diff --git a/NEWS b/NEWS
index 292fbc595a..15c040a83e 100644
--- a/NEWS
+++ b/NEWS
@@ -4,6 +4,30 @@ See the end for copying conditions.
 
 Please send GNU C library bug reports via <https://sourceware.org/bugzilla/>
 using `glibc' in the "product" field.
+
+Version 2.31.1
+
+The following bugs are resolved with this release:
+  [20543] Please move from .gnu.linkonce to comdat
+  [25487] sinl() stack corruption from crafted input (CVE-2020-10029)
+  [25523] MIPS/Linux inline syscall template is miscompiled
+  [25623] test-sysvmsg, test-sysvsem, test-sysvshm fail with 2.31 on 32 bit and
+    old kernel
+  [25635] arm: Wrong sysdep order selection for soft-fp
+  [25715] system() returns wrong errors when posix_spawn fails
+
+Security related changes:
+
+  CVE-2020-10029: Trigonometric functions on x86 targets suffered from stack
+  corruption when they were passed a pseudo-zero argument.  Reported by Guido
+  Vranken / ForAllSecure Mayhem.
+
+  CVE-2020-1751: A defect in the PowerPC backtrace function could cause an
+  out-of-bounds write when executed in a signal frame context.
+
+  CVE-2020-1752: A use-after-free vulnerability in the glob function when
+  expanding ~user has been fixed.
+
 
 Version 2.31
 
diff --git a/configure b/configure
index b959d2d988..3b98ec312f 100755
--- a/configure
+++ b/configure
@@ -4035,7 +4035,7 @@ if ${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS \
 	    -o conftest conftest.S 1>&5 2>&5; then
   # Do a link to see if the backend supports IFUNC relocs.
   $READELF -r conftest 1>&5
-  LC_ALL=C $READELF -r conftest | grep 'no relocations' >/dev/null || {
+  LC_ALL=C $READELF -Wr conftest | grep -q 'IRELATIVE\|R_SPARC_JMP_IREL' && {
     libc_cv_ld_gnu_indirect_function=yes
   }
 fi
diff --git a/configure.ac b/configure.ac
index 49b900c1ed..e20034f301 100644
--- a/configure.ac
+++ b/configure.ac
@@ -649,7 +649,7 @@ if ${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS \
 	    -o conftest conftest.S 1>&AS_MESSAGE_LOG_FD 2>&AS_MESSAGE_LOG_FD; then
   # Do a link to see if the backend supports IFUNC relocs.
   $READELF -r conftest 1>&AS_MESSAGE_LOG_FD
-  LC_ALL=C $READELF -r conftest | grep 'no relocations' >/dev/null || {
+  LC_ALL=C $READELF -Wr conftest | grep -q 'IRELATIVE\|R_SPARC_JMP_IREL' && {
     libc_cv_ld_gnu_indirect_function=yes
   }
 fi
diff --git a/debug/backtrace.c b/debug/backtrace.c
index cc4b9a5c90..69cf4c23c8 100644
--- a/debug/backtrace.c
+++ b/debug/backtrace.c
@@ -23,6 +23,7 @@
 #include <gnu/lib-names.h>
 #include <stdlib.h>
 #include <unwind.h>
+#include <unwind-arch.h>
 
 struct trace_arg
 {
@@ -78,6 +79,10 @@ backtrace_helper (struct _Unwind_Context *ctx, void *a)
   if (arg->cnt != -1)
     {
       arg->array[arg->cnt] = (void *) unwind_getip (ctx);
+      if (arg->cnt > 0)
+	arg->array[arg->cnt]
+	  = unwind_arch_adjustment (arg->array[arg->cnt - 1],
+				    arg->array[arg->cnt]);
 
       /* Check whether we make any progress.  */
       _Unwind_Word cfa = unwind_getcfa (ctx);
diff --git a/malloc/tst-mallocfork2.c b/malloc/tst-mallocfork2.c
index 0602a94895..fc1fd64b21 100644
--- a/malloc/tst-mallocfork2.c
+++ b/malloc/tst-mallocfork2.c
@@ -62,6 +62,9 @@ static volatile sig_atomic_t sigusr1_received;
    progress.  Checked by liveness_signal_handler.  */
 static volatile sig_atomic_t progress_indicator = 1;
 
+/* Set to 1 if an error occurs in the signal handler.  */
+static volatile sig_atomic_t error_indicator = 0;
+
 static void
 sigusr1_handler (int signo)
 {
@@ -72,7 +75,8 @@ sigusr1_handler (int signo)
   if (pid == -1)
     {
       write_message ("error: fork\n");
-      abort ();
+      error_indicator = 1;
+      return;
     }
   if (pid == 0)
     _exit (0);
@@ -81,12 +85,14 @@ sigusr1_handler (int signo)
   if (ret < 0)
     {
       write_message ("error: waitpid\n");
-      abort ();
+      error_indicator = 1;
+      return;
     }
   if (status != 0)
     {
       write_message ("error: unexpected exit status from subprocess\n");
-      abort ();
+      error_indicator = 1;
+      return;
     }
 }
 
@@ -122,9 +128,25 @@ signal_sender (int signo, bool sleep)
     }
 }
 
+/* Children processes.  */
+static pid_t sigusr1_sender_pids[5] = { 0 };
+static pid_t sigusr2_sender_pid = 0;
+
+static void
+kill_children (void)
+{
+  for (size_t i = 0; i < array_length (sigusr1_sender_pids); ++i)
+    if (sigusr1_sender_pids[i] > 0)
+      kill (sigusr1_sender_pids[i], SIGKILL);
+  if (sigusr2_sender_pid > 0)
+    kill (sigusr2_sender_pid, SIGKILL);
+}
+
 static int
 do_test (void)
 {
+  atexit (kill_children);
+
   /* shared->barrier is intialized along with sigusr1_sender_pids
      below.  */
   shared = support_shared_allocate (sizeof (*shared));
@@ -148,14 +170,13 @@ do_test (void)
       return 1;
     }
 
-  pid_t sigusr2_sender_pid = xfork ();
+  sigusr2_sender_pid = xfork ();
   if (sigusr2_sender_pid == 0)
     signal_sender (SIGUSR2, true);
 
   /* Send SIGUSR1 signals from several processes.  Hopefully, one
      signal will hit one of the ciritical functions.  Use a barrier to
      avoid sending signals while not running fork/free/malloc.  */
-  pid_t sigusr1_sender_pids[5];
   {
     pthread_barrierattr_t attr;
     xpthread_barrierattr_init (&attr);
@@ -166,7 +187,7 @@ do_test (void)
   }
   for (size_t i = 0; i < array_length (sigusr1_sender_pids); ++i)
     {
-      sigusr1_sender_pids[i] = fork ();
+      sigusr1_sender_pids[i] = xfork ();
       if (sigusr1_sender_pids[i] == 0)
         signal_sender (SIGUSR1, false);
     }
@@ -211,7 +232,7 @@ do_test (void)
         ++malloc_signals;
       xpthread_barrier_wait (&shared->barrier);
 
-      if (objects[slot] == NULL)
+      if (objects[slot] == NULL || error_indicator != 0)
         {
           printf ("error: malloc: %m\n");
           for (size_t i = 0; i < array_length (sigusr1_sender_pids); ++i)
@@ -225,10 +246,6 @@ do_test (void)
   for (int slot = 0; slot < malloc_objects; ++slot)
     free (objects[slot]);
 
-  for (size_t i = 0; i < array_length (sigusr1_sender_pids); ++i)
-    kill (sigusr1_sender_pids[i], SIGKILL);
-  kill (sigusr2_sender_pid, SIGKILL);
-
   printf ("info: signals received during fork: %u\n", fork_signals);
   printf ("info: signals received during free: %u\n", free_signals);
   printf ("info: signals received during malloc: %u\n", malloc_signals);
diff --git a/posix/glob.c b/posix/glob.c
index cba9cd1819..4580cefb9f 100644
--- a/posix/glob.c
+++ b/posix/glob.c
@@ -827,31 +827,32 @@ __glob (const char *pattern, int flags, int (*errfunc) (const char *, int),
 	      {
 		size_t home_len = strlen (p->pw_dir);
 		size_t rest_len = end_name == NULL ? 0 : strlen (end_name);
-		char *d;
+		char *d, *newp;
+		bool use_alloca = glob_use_alloca (alloca_used,
+						   home_len + rest_len + 1);
 
-		if (__glibc_unlikely (malloc_dirname))
-		  free (dirname);
-		malloc_dirname = 0;
-
-		if (glob_use_alloca (alloca_used, home_len + rest_len + 1))
-		  dirname = alloca_account (home_len + rest_len + 1,
-					    alloca_used);
+		if (use_alloca)
+		  newp = alloca_account (home_len + rest_len + 1, alloca_used);
 		else
 		  {
-		    dirname = malloc (home_len + rest_len + 1);
-		    if (dirname == NULL)
+		    newp = malloc (home_len + rest_len + 1);
+		    if (newp == NULL)
 		      {
 			scratch_buffer_free (&pwtmpbuf);
 			retval = GLOB_NOSPACE;
 			goto out;
 		      }
-		    malloc_dirname = 1;
 		  }
-		d = mempcpy (dirname, p->pw_dir, home_len);
+		d = mempcpy (newp, p->pw_dir, home_len);
 		if (end_name != NULL)
 		  d = mempcpy (d, end_name, rest_len);
 		*d = '\0';
 
+		if (__glibc_unlikely (malloc_dirname))
+		  free (dirname);
+		dirname = newp;
+		malloc_dirname = !use_alloca;
+
 		dirlen = home_len + rest_len;
 		dirname_modified = 1;
 	      }
diff --git a/stdlib/Makefile b/stdlib/Makefile
index 45214b59e4..4615f6dfe7 100644
--- a/stdlib/Makefile
+++ b/stdlib/Makefile
@@ -70,7 +70,7 @@ tests		:= tst-strtol tst-strtod testmb testrand testsort testdiv   \
 		   test-canon test-canon2 tst-strtoll tst-environ	    \
 		   tst-xpg-basename tst-random tst-random2 tst-bsearch	    \
 		   tst-limits tst-rand48 bug-strtod tst-setcontext	    \
-		   tst-setcontext2 test-a64l tst-qsort tst-system testmb2   \
+		   tst-setcontext2 test-a64l tst-qsort testmb2              \
 		   bug-strtod2 tst-atof1 tst-atof2 tst-strtod2		    \
 		   tst-rand48-2 tst-makecontext tst-strtod5		    \
 		   tst-qsort2 tst-makecontext2 tst-strtod6 tst-unsetenv1    \
@@ -92,6 +92,7 @@ tests		:= tst-strtol tst-strtod testmb testrand testsort testdiv   \
 tests-internal	:= tst-strtod1i tst-strtod3 tst-strtod4 tst-strtod5i \
 		   tst-tls-atexit tst-tls-atexit-nodelete
 tests-static	:= tst-secure-getenv
+tests-container := tst-system
 
 ifeq ($(build-hardcoded-path-in-tests),yes)
 tests += tst-empty-env
diff --git a/stdlib/tst-system.c b/stdlib/tst-system.c
index b6c5aea08f..eddea33f4c 100644
--- a/stdlib/tst-system.c
+++ b/stdlib/tst-system.c
@@ -17,14 +17,130 @@
    <https://www.gnu.org/licenses/>.  */
 
 #include <stdlib.h>
+#include <unistd.h>
+#include <string.h>
+#include <signal.h>
+#include <paths.h>
 
+#include <support/capture_subprocess.h>
+#include <support/check.h>
+#include <support/temp_file.h>
+#include <support/support.h>
+
+static char *tmpdir;
+static long int namemax;
+
+static void
+do_prepare (int argc, char *argv[])
+{
+  tmpdir = support_create_temp_directory ("tst-system-");
+  /* Include the last '/0'.  */
+  namemax = pathconf (tmpdir, _PC_NAME_MAX) + 1;
+  TEST_VERIFY_EXIT (namemax != -1);
+}
+#define PREPARE do_prepare
+
+struct args
+{
+  const char *command;
+  int exit_status;
+  int term_sig;
+  const char *path;
+};
+
+static void
+call_system (void *closure)
+{
+  struct args *args = (struct args *) closure;
+  int ret;
+
+  if (args->path != NULL)
+    TEST_COMPARE (setenv ("PATH", args->path, 1), 0);
+  ret = system (args->command);
+  if (args->term_sig == 0)
+    {
+      /* Expect regular termination.  */
+      TEST_VERIFY (WIFEXITED (ret) != 0);
+      TEST_COMPARE (WEXITSTATUS (ret), args->exit_status);
+    }
+  else
+    {
+      /* status_or_signal < 0.  Expect termination by signal.  */
+      TEST_VERIFY (WIFSIGNALED (ret) != 0);
+      TEST_COMPARE (WTERMSIG (ret), args->term_sig);
+    }
+}
 
 static int
 do_test (void)
 {
-  return system (":");
-}
+  TEST_VERIFY (system (NULL) != 0);
 
+  {
+    char cmd[namemax];
+    memset (cmd, 'a', sizeof(cmd));
+    cmd[sizeof(cmd) - 1] = '\0';
+
+    struct support_capture_subprocess result;
+    result = support_capture_subprocess (call_system,
+					 &(struct args) {
+					   cmd, 127, 0, tmpdir
+					 });
+    support_capture_subprocess_check (&result, "system", 0, sc_allow_stderr);
+
+    char *returnerr = xasprintf ("%s: execing %s failed: "
+				 "No such file or directory",
+				 basename(_PATH_BSHELL), cmd);
+    TEST_COMPARE_STRING (result.err.buffer, returnerr);
+    free (returnerr);
+  }
+
+  {
+    char cmd[namemax + 1];
+    memset (cmd, 'a', sizeof(cmd));
+    cmd[sizeof(cmd) - 1] = '\0';
+
+    struct support_capture_subprocess result;
+    result = support_capture_subprocess (call_system,
+					 &(struct args) {
+					   cmd, 127, 0, tmpdir
+					 });
+    support_capture_subprocess_check (&result, "system", 0, sc_allow_stderr);
+
+    char *returnerr = xasprintf ("%s: execing %s failed: "
+				 "File name too long",
+				 basename(_PATH_BSHELL), cmd);
+    TEST_COMPARE_STRING (result.err.buffer, returnerr);
+    free (returnerr);
+  }
+
+  {
+    struct support_capture_subprocess result;
+    result = support_capture_subprocess (call_system,
+					 &(struct args) {
+					   "kill $$", 0, SIGTERM
+					 });
+    support_capture_subprocess_check (&result, "system", 0, sc_allow_none);
+  }
+
+  {
+    struct support_capture_subprocess result;
+    result = support_capture_subprocess (call_system,
+					 &(struct args) { "echo ...", 0 });
+    support_capture_subprocess_check (&result, "system", 0, sc_allow_stdout);
+    TEST_COMPARE_STRING (result.out.buffer, "...\n");
+  }
+
+  {
+    struct support_capture_subprocess result;
+    result = support_capture_subprocess (call_system,
+					 &(struct args) { "exit 1", 1 });
+    support_capture_subprocess_check (&result, "system", 0, sc_allow_none);
+  }
+
+  TEST_COMPARE (system (""), 0);
+
+  return 0;
+}
 
-#define TEST_FUNCTION do_test ()
-#include "../test-skeleton.c"
+#include <support/test-driver.c>
diff --git a/support/shell-container.c b/support/shell-container.c
index 509e0d69b1..201536d24e 100644
--- a/support/shell-container.c
+++ b/support/shell-container.c
@@ -135,6 +135,37 @@ copy_func (char **argv)
 
 }
 
+/* Emulate the 'exit' builtin.  The exit value is optional.  */
+static int
+exit_func (char **argv)
+{
+  int exit_val = 0;
+
+  if (argv[0] != 0)
+    exit_val = atoi (argv[0]) & 0xff;
+  exit (exit_val);
+  return 0;
+}
+
+/* Emulate the "/bin/kill" command.  Options are ignored.  */
+static int
+kill_func (char **argv)
+{
+  int signum = SIGTERM;
+  int i;
+
+  for (i = 0; argv[i]; i++)
+    {
+      pid_t pid;
+      if (strcmp (argv[i], "$$") == 0)
+	pid = getpid ();
+      else
+	pid = atoi (argv[i]);
+      kill (pid, signum);
+    }
+  return 0;
+}
+
 /* This is a list of all the built-in commands we understand.  */
 static struct {
   const char *name;
@@ -143,6 +174,8 @@ static struct {
   { "true", true_func },
   { "echo", echo_func },
   { "cp", copy_func },
+  { "exit", exit_func },
+  { "kill", kill_func },
   { NULL, NULL }
 };
 
@@ -238,7 +271,7 @@ run_command_array (char **argv)
 
       fprintf (stderr, "sh: execing %s failed: %s",
 	       argv[0], strerror (errno));
-      exit (1);
+      exit (127);
     }
 
   waitpid (pid, &status, 0);
@@ -251,6 +284,11 @@ run_command_array (char **argv)
       if (rv)
 	exit (rv);
     }
+  else if (WIFSIGNALED (status))
+    {
+      int sig = WTERMSIG (status);
+      raise (sig);
+    }
   else
     exit (1);
 }
diff --git a/sysdeps/arm/be/nofpu/Implies b/sysdeps/arm/be/nofpu/Implies
new file mode 100644
index 0000000000..c90dd7fd5c
--- /dev/null
+++ b/sysdeps/arm/be/nofpu/Implies
@@ -0,0 +1 @@
+arm/nofpu
diff --git a/sysdeps/arm/le/nofpu/Implies b/sysdeps/arm/le/nofpu/Implies
new file mode 100644
index 0000000000..c90dd7fd5c
--- /dev/null
+++ b/sysdeps/arm/le/nofpu/Implies
@@ -0,0 +1 @@
+arm/nofpu
diff --git a/sysdeps/generic/unwind-arch.h b/sysdeps/generic/unwind-arch.h
new file mode 100644
index 0000000000..d712e5e11d
--- /dev/null
+++ b/sysdeps/generic/unwind-arch.h
@@ -0,0 +1,30 @@
+/* Return backtrace of current program state.  Arch-specific bits.
+   Copyright (C) 2020 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, see
+   <https://www.gnu.org/licenses/>.  */
+
+#ifndef _UNWIND_ARCH_H
+#define _UNWIND_ARCH_H
+
+#include <unwind.h>
+
+static inline void *
+unwind_arch_adjustment (void *prev, void *addr)
+{
+  return addr;
+}
+
+#endif
diff --git a/sysdeps/i386/sysdep.h b/sysdeps/i386/sysdep.h
index b4bcd8fb6c..6094af8fec 100644
--- a/sysdeps/i386/sysdep.h
+++ b/sysdeps/i386/sysdep.h
@@ -61,7 +61,7 @@ lose: SYSCALL_PIC_SETUP							      \
 
 # define SETUP_PIC_REG(reg) \
   .ifndef GET_PC_THUNK(reg);						      \
-  .section .gnu.linkonce.t.GET_PC_THUNK(reg),"ax",@progbits;		      \
+  .section .text.GET_PC_THUNK(reg),"axG",@progbits,GET_PC_THUNK(reg),comdat;  \
   .globl GET_PC_THUNK(reg);						      \
   .hidden GET_PC_THUNK(reg);						      \
   .p2align 4;								      \
@@ -97,7 +97,8 @@ GET_PC_THUNK(reg):							      \
 
 # define SETUP_PIC_REG_STR(reg)						\
   ".ifndef " GET_PC_THUNK_STR (reg) "\n"				\
-  ".section .gnu.linkonce.t." GET_PC_THUNK_STR (reg) ",\"ax\",@progbits\n" \
+  ".section .text." GET_PC_THUNK_STR (reg) ",\"axG\",@progbits,"	\
+    GET_PC_THUNK_STR (reg) ",comdat\n"					\
   ".globl " GET_PC_THUNK_STR (reg) "\n"					\
   ".hidden " GET_PC_THUNK_STR (reg) "\n"				\
   ".p2align 4\n"							\
diff --git a/sysdeps/ieee754/ldbl-96/Makefile b/sysdeps/ieee754/ldbl-96/Makefile
index 995e90d6da..6030adf7e7 100644
--- a/sysdeps/ieee754/ldbl-96/Makefile
+++ b/sysdeps/ieee754/ldbl-96/Makefile
@@ -17,5 +17,8 @@
 # <https://www.gnu.org/licenses/>.
 
 ifeq ($(subdir),math)
-tests += test-canonical-ldbl-96 test-totalorderl-ldbl-96
+tests += test-canonical-ldbl-96 test-totalorderl-ldbl-96 test-sinl-pseudo
+ifeq ($(have-ssp),yes)
+CFLAGS-test-sinl-pseudo.c += -fstack-protector-all
 endif
+endif # $(subdir) == math
diff --git a/sysdeps/ieee754/ldbl-96/e_rem_pio2l.c b/sysdeps/ieee754/ldbl-96/e_rem_pio2l.c
index 5f742321ae..bcdf20179f 100644
--- a/sysdeps/ieee754/ldbl-96/e_rem_pio2l.c
+++ b/sysdeps/ieee754/ldbl-96/e_rem_pio2l.c
@@ -210,6 +210,18 @@ __ieee754_rem_pio2l (long double x, long double *y)
       return 0;
     }
 
+  if ((i0 & 0x80000000) == 0)
+    {
+      /* Pseudo-zero and unnormal representations are not valid
+	 representations of long double.  We need to avoid stack
+	 corruption in __kernel_rem_pio2, which expects input in a
+	 particular normal form, but those representations do not need
+	 to be consistently handled like any particular floating-point
+	 value.  */
+      y[1] = y[0] = __builtin_nanl ("");
+      return 0;
+    }
+
   /* Split the 64 bits of the mantissa into three 24-bit integers
      stored in a double array.  */
   exp = j0 - 23;
diff --git a/sysdeps/ieee754/ldbl-96/test-sinl-pseudo.c b/sysdeps/ieee754/ldbl-96/test-sinl-pseudo.c
new file mode 100644
index 0000000000..f59b97769d
--- /dev/null
+++ b/sysdeps/ieee754/ldbl-96/test-sinl-pseudo.c
@@ -0,0 +1,41 @@
+/* Test sinl for pseudo-zeros and unnormals for ldbl-96 (bug 25487).
+   Copyright (C) 2020 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, see
+   <https://www.gnu.org/licenses/>.  */
+
+#include <math.h>
+#include <math_ldbl.h>
+#include <stdint.h>
+
+static int
+do_test (void)
+{
+  for (int i = 0; i < 64; i++)
+    {
+      uint64_t sig = i == 63 ? 0 : 1ULL << i;
+      long double ld;
+      SET_LDOUBLE_WORDS (ld, 0x4141,
+			 sig >> 32, sig & 0xffffffffULL);
+      /* The requirement is that no stack overflow occurs when the
+	 pseudo-zero or unnormal goes through range reduction.  */
+      volatile long double ldr;
+      ldr = sinl (ld);
+      (void) ldr;
+    }
+  return 0;
+}
+
+#include <support/test-driver.c>
diff --git a/sysdeps/posix/system.c b/sysdeps/posix/system.c
index e613e6a344..a03f478fc7 100644
--- a/sysdeps/posix/system.c
+++ b/sysdeps/posix/system.c
@@ -101,7 +101,8 @@ cancel_handler (void *arg)
 static int
 do_system (const char *line)
 {
-  int status;
+  int status = -1;
+  int ret;
   pid_t pid;
   struct sigaction sa;
 #ifndef _LIBC_REENTRANT
@@ -144,14 +145,14 @@ do_system (const char *line)
   __posix_spawnattr_setflags (&spawn_attr,
 			      POSIX_SPAWN_SETSIGDEF | POSIX_SPAWN_SETSIGMASK);
 
-  status = __posix_spawn (&pid, SHELL_PATH, 0, &spawn_attr,
-			  (char *const[]){ (char*) SHELL_NAME,
-					   (char*) "-c",
-					   (char *) line, NULL },
-			  __environ);
+  ret = __posix_spawn (&pid, SHELL_PATH, 0, &spawn_attr,
+		       (char *const[]){ (char *) SHELL_NAME,
+					(char *) "-c",
+					(char *) line, NULL },
+		       __environ);
   __posix_spawnattr_destroy (&spawn_attr);
 
-  if (status == 0)
+  if (ret == 0)
     {
       /* Cancellation results in cleanup handlers running as exceptions in
 	 the block where they were installed, so it is safe to reference
@@ -186,6 +187,9 @@ do_system (const char *line)
     }
   DO_UNLOCK ();
 
+  if (ret != 0)
+    __set_errno (ret);
+
   return status;
 }
 
diff --git a/sysdeps/unix/sysv/linux/aarch64/arch-syscall.h b/sysdeps/unix/sysv/linux/aarch64/arch-syscall.h
index 9378387747..c8471947b9 100644
--- a/sysdeps/unix/sysv/linux/aarch64/arch-syscall.h
+++ b/sysdeps/unix/sysv/linux/aarch64/arch-syscall.h
@@ -17,6 +17,7 @@
 #define __NR_clock_nanosleep 115
 #define __NR_clock_settime 112
 #define __NR_clone 220
+#define __NR_clone3 435
 #define __NR_close 57
 #define __NR_connect 203
 #define __NR_copy_file_range 285
diff --git a/sysdeps/unix/sysv/linux/microblaze/sysdep.h b/sysdeps/unix/sysv/linux/microblaze/sysdep.h
index ed873d9dd4..796663a23a 100644
--- a/sysdeps/unix/sysv/linux/microblaze/sysdep.h
+++ b/sysdeps/unix/sysv/linux/microblaze/sysdep.h
@@ -209,8 +209,8 @@ SYSCALL_ERROR_LABEL_DCL:                            \
 
 # define inline_syscall0(name,dummy)                                          \
   ({                                                                          \
-    register long __ret __asm__("r3");                                        \
-    register long __r12 __asm__("r12") = name;                                \
+    register long int __ret __asm__("r3");                                    \
+    register long int __r12 __asm__("r12") = name;                            \
     __asm__ __volatile__( "brki r14,8; nop;"                                  \
       : "=r"(__ret)                                                           \
       : "r"(__r12)                                                            \
@@ -219,9 +219,10 @@ SYSCALL_ERROR_LABEL_DCL:                            \
 
 # define inline_syscall1(name,arg1)                                           \
   ({                                                                          \
-    register long __ret __asm__("r3");                                        \
-    register long __r12 __asm__("r12") = name;                                \
-    register long __r5 __asm__("r5") = (long)(arg1);                          \
+    long int __arg1 = (long int) (arg1);                                      \
+    register long int __ret __asm__("r3");                                    \
+    register long int __r12 __asm__("r12") = name;                            \
+    register long int __r5 __asm__("r5") = __arg1;                            \
     __asm__ __volatile__( "brki r14,8; nop;"                                  \
       : "=r"(__ret)                                                           \
       : "r"(__r5), "r"(__r12)                                                 \
@@ -230,10 +231,12 @@ SYSCALL_ERROR_LABEL_DCL:                            \
 
 # define inline_syscall2(name,arg1,arg2)                                      \
   ({                                                                          \
-    register long __ret __asm__("r3");                                        \
-    register long __r12 __asm__("r12") = name;                                \
-    register long __r5 __asm__("r5") = (long)(arg1);                          \
-    register long __r6 __asm__("r6") = (long)(arg2);                          \
+    long int __arg1 = (long int) (arg1);                                      \
+    long int __arg2 = (long int) (arg2);                                      \
+    register long int __ret __asm__("r3");                                    \
+    register long int __r12 __asm__("r12") = name;                            \
+    register long int __r5 __asm__("r5") = __arg1;                            \
+    register long int __r6 __asm__("r6") = __arg2;                            \
     __asm__ __volatile__( "brki r14,8; nop;"                                  \
       : "=r"(__ret)                                                           \
       : "r"(__r5), "r"(__r6), "r"(__r12)                                      \
@@ -243,11 +246,14 @@ SYSCALL_ERROR_LABEL_DCL:                            \
 
 # define inline_syscall3(name,arg1,arg2,arg3)                                 \
   ({                                                                          \
-    register long __ret __asm__("r3");                                        \
-    register long __r12 __asm__("r12") = name;                                \
-    register long __r5 __asm__("r5") = (long)(arg1);                          \
-    register long __r6 __asm__("r6") = (long)(arg2);                          \
-    register long __r7 __asm__("r7") = (long)(arg3);                          \
+    long int __arg1 = (long int) (arg1);                                      \
+    long int __arg2 = (long int) (arg2);                                      \
+    long int __arg3 = (long int) (arg3);                                      \
+    register long int __ret __asm__("r3");                                    \
+    register long int __r12 __asm__("r12") = name;                            \
+    register long int __r5 __asm__("r5") = __arg1;                            \
+    register long int __r6 __asm__("r6") = __arg2;                            \
+    register long int __r7 __asm__("r7") = __arg3;                            \
     __asm__ __volatile__( "brki r14,8; nop;"                                  \
       : "=r"(__ret)                                                           \
       : "r"(__r5), "r"(__r6), "r"(__r7), "r"(__r12)                           \
@@ -257,12 +263,16 @@ SYSCALL_ERROR_LABEL_DCL:                            \
 
 # define inline_syscall4(name,arg1,arg2,arg3,arg4)                            \
   ({                                                                          \
-    register long __ret __asm__("r3");                                        \
-    register long __r12 __asm__("r12") = name;                                \
-    register long __r5 __asm__("r5") = (long)(arg1);                          \
-    register long __r6 __asm__("r6") = (long)(arg2);                          \
-    register long __r7 __asm__("r7") = (long)(arg3);                          \
-    register long __r8 __asm__("r8") = (long)(arg4);                          \
+    long int __arg1 = (long int) (arg1);                                      \
+    long int __arg2 = (long int) (arg2);                                      \
+    long int __arg3 = (long int) (arg3);                                      \
+    long int __arg4 = (long int) (arg4);                                      \
+    register long int __ret __asm__("r3");                                    \
+    register long int __r12 __asm__("r12") = name;                            \
+    register long int __r5 __asm__("r5") = __arg1;                            \
+    register long int __r6 __asm__("r6") = __arg2;                            \
+    register long int __r7 __asm__("r7") = __arg3;                            \
+    register long int __r8 __asm__("r8") = __arg4;                            \
     __asm__ __volatile__( "brki r14,8; nop;"                                  \
       : "=r"(__ret)                                                           \
       : "r"(__r5), "r"(__r6), "r"(__r7), "r"(__r8),"r"(__r12)                 \
@@ -272,13 +282,18 @@ SYSCALL_ERROR_LABEL_DCL:                            \
 
 # define inline_syscall5(name,arg1,arg2,arg3,arg4,arg5)                       \
   ({                                                                          \
-    register long __ret __asm__("r3");                                        \
-    register long __r12 __asm__("r12") = name;                                \
-    register long __r5 __asm__("r5") = (long)(arg1);                          \
-    register long __r6 __asm__("r6") = (long)(arg2);                          \
-    register long __r7 __asm__("r7") = (long)(arg3);                          \
-    register long __r8 __asm__("r8") = (long)(arg4);                          \
-    register long __r9 __asm__("r9") = (long)(arg5);                          \
+    long int __arg1 = (long int) (arg1);                                      \
+    long int __arg2 = (long int) (arg2);                                      \
+    long int __arg3 = (long int) (arg3);                                      \
+    long int __arg4 = (long int) (arg4);                                      \
+    long int __arg5 = (long int) (arg5);                                      \
+    register long int __ret __asm__("r3");                                    \
+    register long int __r12 __asm__("r12") = name;                            \
+    register long int __r5 __asm__("r5") = __arg1;                            \
+    register long int __r6 __asm__("r6") = __arg2;                            \
+    register long int __r7 __asm__("r7") = __arg3;                            \
+    register long int __r8 __asm__("r8") = __arg4;                            \
+    register long int __r9 __asm__("r9") = __arg5;                            \
     __asm__ __volatile__( "brki r14,8; nop;"                                  \
       : "=r"(__ret)                                                           \
       : "r"(__r5), "r"(__r6), "r"(__r7), "r"(__r8),"r"(__r9), "r"(__r12)      \
@@ -288,14 +303,20 @@ SYSCALL_ERROR_LABEL_DCL:                            \
 
 # define inline_syscall6(name,arg1,arg2,arg3,arg4,arg5,arg6)                  \
   ({                                                                          \
-    register long __ret __asm__("r3");                                        \
-    register long __r12 __asm__("r12") = name;                                \
-    register long __r5 __asm__("r5") = (long)(arg1);                          \
-    register long __r6 __asm__("r6") = (long)(arg2);                          \
-    register long __r7 __asm__("r7") = (long)(arg3);                          \
-    register long __r8 __asm__("r8") = (long)(arg4);                          \
-    register long __r9 __asm__("r9") = (long)(arg5);                          \
-    register long __r10 __asm__("r10") = (long)(arg6);                        \
+    long int __arg1 = (long int) (arg1);                                      \
+    long int __arg2 = (long int) (arg2);                                      \
+    long int __arg3 = (long int) (arg3);                                      \
+    long int __arg4 = (long int) (arg4);                                      \
+    long int __arg5 = (long int) (arg5);                                      \
+    long int __arg6 = (long int) (arg6);                                      \
+    register long int __ret __asm__("r3");                                    \
+    register long int __r12 __asm__("r12") = name;                            \
+    register long int __r5 __asm__("r5") = __arg1;                            \
+    register long int __r6 __asm__("r6") = __arg2;                            \
+    register long int __r7 __asm__("r7") = __arg3;                            \
+    register long int __r8 __asm__("r8") = __arg4;                            \
+    register long int __r9 __asm__("r9") = __arg5;                            \
+    register long int __r10 __asm__("r10") = __arg6;                          \
     __asm__ __volatile__( "brki r14,8; nop;"                                  \
       : "=r"(__ret)                                                           \
       : "r"(__r5), "r"(__r6), "r"(__r7), "r"(__r8),"r"(__r9), "r"(__r10),     \
diff --git a/sysdeps/unix/sysv/linux/mips/mips32/mips-syscall5.S b/sysdeps/unix/sysv/linux/mips/mips32/mips-syscall5.S
index b2bbf10181..ff445a5406 100644
--- a/sysdeps/unix/sysv/linux/mips/mips32/mips-syscall5.S
+++ b/sysdeps/unix/sysv/linux/mips/mips32/mips-syscall5.S
@@ -22,9 +22,9 @@
 	.text
 	.set	nomips16
 
-/* long long __mips_syscall5 (long arg1, long arg2, long arg3, long arg4,
-			      long arg5,
-			      long number)  */
+/* long long int __mips_syscall5 (long int arg1, long int arg2, long int arg3,
+				  long int arg4, long int arg5,
+				  long int number)  */
 
 ENTRY(__mips_syscall5)
 	lw	v0, 20(sp)
diff --git a/sysdeps/unix/sysv/linux/mips/mips32/mips-syscall6.S b/sysdeps/unix/sysv/linux/mips/mips32/mips-syscall6.S
index 572d7c1137..2b4a3117d1 100644
--- a/sysdeps/unix/sysv/linux/mips/mips32/mips-syscall6.S
+++ b/sysdeps/unix/sysv/linux/mips/mips32/mips-syscall6.S
@@ -22,9 +22,9 @@
 	.text
 	.set	nomips16
 
-/* long long __mips_syscall6 (long arg1, long arg2, long arg3, long arg4,
-			      long arg5, long arg6,
-			      long number)  */
+/* long long int __mips_syscall6 (long int arg1, long int arg2, long int arg3,
+				  long int arg4, long int arg5, long int arg6,
+				  long int number)  */
 
 ENTRY(__mips_syscall6)
 	lw	v0, 24(sp)
diff --git a/sysdeps/unix/sysv/linux/mips/mips32/mips-syscall7.S b/sysdeps/unix/sysv/linux/mips/mips32/mips-syscall7.S
index 05164cb253..2723bbb138 100644
--- a/sysdeps/unix/sysv/linux/mips/mips32/mips-syscall7.S
+++ b/sysdeps/unix/sysv/linux/mips/mips32/mips-syscall7.S
@@ -22,9 +22,10 @@
 	.text
 	.set	nomips16
 
-/* long long __mips_syscall7 (long arg1, long arg2, long arg3, long arg4,
-			      long arg5, long arg6, long arg7,
-			      long number)  */
+/* long long int __mips_syscall7 (long int arg1, long int arg2, long int arg3,
+				  long int arg4, long int arg5, long int arg6,
+				  long int arg7,
+				  long int number)  */
 
 ENTRY(__mips_syscall7)
 	lw	v0, 28(sp)
diff --git a/sysdeps/unix/sysv/linux/mips/mips32/mips16/mips16-syscall.h b/sysdeps/unix/sysv/linux/mips/mips32/mips16/mips16-syscall.h
index 9bf551ace8..f23ede0259 100644
--- a/sysdeps/unix/sysv/linux/mips/mips32/mips16/mips16-syscall.h
+++ b/sysdeps/unix/sysv/linux/mips/mips32/mips16/mips16-syscall.h
@@ -19,51 +19,57 @@
 #ifndef MIPS16_SYSCALL_H
 #define MIPS16_SYSCALL_H 1
 
-long long __nomips16 __mips16_syscall0 (long number);
+long long int __nomips16 __mips16_syscall0 (long int number);
 #define __mips16_syscall0(dummy, number)				\
-	__mips16_syscall0 ((long) (number))
+	__mips16_syscall0 ((long int) (number))
 
-long long __nomips16 __mips16_syscall1 (long a0,
-					long number);
+long long int __nomips16 __mips16_syscall1 (long int a0,
+					    long int number);
 #define __mips16_syscall1(a0, number)					\
-	__mips16_syscall1 ((long) (a0),					\
-			   (long) (number))
+	__mips16_syscall1 ((long int) (a0),				\
+			   (long int) (number))
 
-long long __nomips16 __mips16_syscall2 (long a0, long a1,
-					long number);
+long long int __nomips16 __mips16_syscall2 (long int a0, long int a1,
+					    long int number);
 #define __mips16_syscall2(a0, a1, number)				\
-	__mips16_syscall2 ((long) (a0), (long) (a1),			\
-			   (long) (number))
+	__mips16_syscall2 ((long int) (a0), (long int) (a1),		\
+			   (long int) (number))
 
-long long __nomips16 __mips16_syscall3 (long a0, long a1, long a2,
-					long number);
+long long int __nomips16 __mips16_syscall3 (long int a0, long int a1,
+					    long int a2,
+					    long int number);
 #define __mips16_syscall3(a0, a1, a2, number)				\
-	__mips16_syscall3 ((long) (a0), (long) (a1), (long) (a2),	\
-			   (long) (number))
+	__mips16_syscall3 ((long int) (a0), (long int) (a1),		\
+			   (long int) (a2),				\
+			   (long int) (number))
 
-long long __nomips16 __mips16_syscall4 (long a0, long a1, long a2, long a3,
-					long number);
+long long int __nomips16 __mips16_syscall4 (long int a0, long int a1,
+					    long int a2, long int a3,
+					    long int number);
 #define __mips16_syscall4(a0, a1, a2, a3, number)			\
-	__mips16_syscall4 ((long) (a0), (long) (a1), (long) (a2),	\
-			   (long) (a3),					\
-			   (long) (number))
+	__mips16_syscall4 ((long int) (a0), (long int) (a1),		\
+			   (long int) (a2), (long int) (a3),		\
+			   (long int) (number))
 
 /* The remaining ones use regular MIPS wrappers.  */
 
 #define __mips16_syscall5(a0, a1, a2, a3, a4, number)			\
-	__mips_syscall5 ((long) (a0), (long) (a1), (long) (a2),		\
-			 (long) (a3), (long) (a4),			\
-			 (long) (number))
+	__mips_syscall5 ((long int) (a0), (long int) (a1),		\
+			 (long int) (a2), (long int) (a3),		\
+			 (long int) (a4),				\
+			 (long int) (number))
 
 #define __mips16_syscall6(a0, a1, a2, a3, a4, a5, number)		\
-	__mips_syscall6 ((long) (a0), (long) (a1), (long) (a2),		\
-			 (long) (a3), (long) (a4), (long) (a5),		\
-			 (long) (number))
+	__mips_syscall6 ((long int) (a0), (long int) (a1),		\
+			 (long int) (a2), (long int) (a3),		\
+			 (long int) (a4), (long int) (a5),		\
+			 (long int) (number))
 
 #define __mips16_syscall7(a0, a1, a2, a3, a4, a5, a6, number)		\
-	__mips_syscall7 ((long) (a0), (long) (a1), (long) (a2),		\
-			 (long) (a3), (long) (a4), (long) (a5),		\
-			 (long) (a6),					\
-			 (long) (number))
+	__mips_syscall7 ((long int) (a0), (long int) (a1),		\
+			 (long int) (a2), (long int) (a3),		\
+			 (long int) (a4), (long int) (a5),		\
+			 (long int) (a6),				\
+			 (long int) (number))
 
 #endif
diff --git a/sysdeps/unix/sysv/linux/mips/mips32/mips16/mips16-syscall0.c b/sysdeps/unix/sysv/linux/mips/mips32/mips16/mips16-syscall0.c
index 92f16e2724..43c05f8050 100644
--- a/sysdeps/unix/sysv/linux/mips/mips32/mips16/mips16-syscall0.c
+++ b/sysdeps/unix/sysv/linux/mips/mips32/mips16/mips16-syscall0.c
@@ -20,8 +20,8 @@
 
 #undef __mips16_syscall0
 
-long long __nomips16
-__mips16_syscall0 (long number)
+long long int __nomips16
+__mips16_syscall0 (long int number)
 {
   union __mips_syscall_return ret;
   ret.reg.v0 = INTERNAL_SYSCALL_MIPS16 (number, ret.reg.v1, 0);
diff --git a/sysdeps/unix/sysv/linux/mips/mips32/mips16/mips16-syscall1.c b/sysdeps/unix/sysv/linux/mips/mips32/mips16/mips16-syscall1.c
index fa985a96e5..16a567e834 100644
--- a/sysdeps/unix/sysv/linux/mips/mips32/mips16/mips16-syscall1.c
+++ b/sysdeps/unix/sysv/linux/mips/mips32/mips16/mips16-syscall1.c
@@ -20,9 +20,9 @@
 
 #undef __mips16_syscall1
 
-long long __nomips16
-__mips16_syscall1 (long a0,
-		   long number)
+long long int __nomips16
+__mips16_syscall1 (long int a0,
+		   long int number)
 {
   union __mips_syscall_return ret;
   ret.reg.v0 = INTERNAL_SYSCALL_MIPS16 (number, ret.reg.v1, 1,
diff --git a/sysdeps/unix/sysv/linux/mips/mips32/mips16/mips16-syscall2.c b/sysdeps/unix/sysv/linux/mips/mips32/mips16/mips16-syscall2.c
index f042ac815d..c0a856c344 100644
--- a/sysdeps/unix/sysv/linux/mips/mips32/mips16/mips16-syscall2.c
+++ b/sysdeps/unix/sysv/linux/mips/mips32/mips16/mips16-syscall2.c
@@ -20,9 +20,9 @@
 
 #undef __mips16_syscall2
 
-long long __nomips16
-__mips16_syscall2 (long a0, long a1,
-		   long number)
+long long int __nomips16
+__mips16_syscall2 (long int a0, long int a1,
+		   long int number)
 {
   union __mips_syscall_return ret;
   ret.reg.v0 = INTERNAL_SYSCALL_MIPS16 (number, ret.reg.v1, 2,
diff --git a/sysdeps/unix/sysv/linux/mips/mips32/mips16/mips16-syscall3.c b/sysdeps/unix/sysv/linux/mips/mips32/mips16/mips16-syscall3.c
index dfe2f7feb5..042768ebf2 100644
--- a/sysdeps/unix/sysv/linux/mips/mips32/mips16/mips16-syscall3.c
+++ b/sysdeps/unix/sysv/linux/mips/mips32/mips16/mips16-syscall3.c
@@ -20,9 +20,9 @@
 
 #undef __mips16_syscall3
 
-long long __nomips16
-__mips16_syscall3 (long a0, long a1, long a2,
-		   long number)
+long long int __nomips16
+__mips16_syscall3 (long int a0, long int a1, long int a2,
+		   long int number)
 {
   union __mips_syscall_return ret;
   ret.reg.v0 = INTERNAL_SYSCALL_MIPS16 (number, ret.reg.v1, 3,
diff --git a/sysdeps/unix/sysv/linux/mips/mips32/mips16/mips16-syscall4.c b/sysdeps/unix/sysv/linux/mips/mips32/mips16/mips16-syscall4.c
index 39de510357..8658d822ab 100644
--- a/sysdeps/unix/sysv/linux/mips/mips32/mips16/mips16-syscall4.c
+++ b/sysdeps/unix/sysv/linux/mips/mips32/mips16/mips16-syscall4.c
@@ -20,9 +20,9 @@
 
 #undef __mips16_syscall4
 
-long long __nomips16
-__mips16_syscall4 (long a0, long a1, long a2, long a3,
-		   long number)
+long long int __nomips16
+__mips16_syscall4 (long int a0, long int a1, long int a2, long int a3,
+		   long int number)
 {
   union __mips_syscall_return ret;
   ret.reg.v0 = INTERNAL_SYSCALL_MIPS16 (number, ret.reg.v1, 4,
diff --git a/sysdeps/unix/sysv/linux/mips/mips32/sysdep.h b/sysdeps/unix/sysv/linux/mips/mips32/sysdep.h
index beefcf284b..0c6a83e9b3 100644
--- a/sysdeps/unix/sysv/linux/mips/mips32/sysdep.h
+++ b/sysdeps/unix/sysv/linux/mips/mips32/sysdep.h
@@ -52,7 +52,7 @@
 #undef INLINE_SYSCALL
 #define INLINE_SYSCALL(name, nr, args...)                               \
   ({ INTERNAL_SYSCALL_DECL (_sc_err);					\
-     long result_var = INTERNAL_SYSCALL (name, _sc_err, nr, args);	\
+     long int result_var = INTERNAL_SYSCALL (name, _sc_err, nr, args);	\
      if ( INTERNAL_SYSCALL_ERROR_P (result_var, _sc_err) )		\
        {								\
 	 __set_errno (INTERNAL_SYSCALL_ERRNO (result_var, _sc_err));	\
@@ -61,10 +61,10 @@
      result_var; })
 
 #undef INTERNAL_SYSCALL_DECL
-#define INTERNAL_SYSCALL_DECL(err) long err __attribute__ ((unused))
+#define INTERNAL_SYSCALL_DECL(err) long int err __attribute__ ((unused))
 
 #undef INTERNAL_SYSCALL_ERROR_P
-#define INTERNAL_SYSCALL_ERROR_P(val, err)   ((void) (val), (long) (err))
+#define INTERNAL_SYSCALL_ERROR_P(val, err)   ((void) (val), (long int) (err))
 
 #undef INTERNAL_SYSCALL_ERRNO
 #define INTERNAL_SYSCALL_ERRNO(val, err)     ((void) (err), val)
@@ -103,11 +103,11 @@
 
 union __mips_syscall_return
   {
-    long long val;
+    long long int val;
     struct
       {
-	long v0;
-	long v1;
+	long int v0;
+	long int v1;
       }
     reg;
   };
@@ -152,13 +152,13 @@ union __mips_syscall_return
 
 #define internal_syscall0(v0_init, input, number, err, dummy...)	\
 ({									\
-	long _sys_result;						\
+	long int _sys_result;						\
 									\
 	{								\
-	register long __s0 asm ("$16") __attribute__ ((unused))		\
+	register long int __s0 asm ("$16") __attribute__ ((unused))	\
 	  = (number);							\
-	register long __v0 asm ("$2");					\
-	register long __a3 asm ("$7");					\
+	register long int __v0 asm ("$2");				\
+	register long int __a3 asm ("$7");				\
 	__asm__ volatile (						\
 	".set\tnoreorder\n\t"						\
 	v0_init								\
@@ -175,14 +175,15 @@ union __mips_syscall_return
 
 #define internal_syscall1(v0_init, input, number, err, arg1)		\
 ({									\
-	long _sys_result;						\
+	long int _sys_result;						\
 									\
 	{								\
-	register long __s0 asm ("$16") __attribute__ ((unused))		\
+	long int _arg1 = (long int) (arg1);				\
+	register long int __s0 asm ("$16") __attribute__ ((unused))	\
 	  = (number);							\
-	register long __v0 asm ("$2");					\
-	register long __a0 asm ("$4") = (long) (arg1);			\
-	register long __a3 asm ("$7");					\
+	register long int __v0 asm ("$2");				\
+	register long int __a0 asm ("$4") = _arg1;			\
+	register long int __a3 asm ("$7");				\
 	__asm__ volatile (						\
 	".set\tnoreorder\n\t"						\
 	v0_init								\
@@ -199,15 +200,17 @@ union __mips_syscall_return
 
 #define internal_syscall2(v0_init, input, number, err, arg1, arg2)	\
 ({									\
-	long _sys_result;						\
+	long int _sys_result;						\
 									\
 	{								\
-	register long __s0 asm ("$16") __attribute__ ((unused))		\
+	long int _arg1 = (long int) (arg1);				\
+	long int _arg2 = (long int) (arg2);				\
+	register long int __s0 asm ("$16") __attribute__ ((unused))	\
 	  = (number);							\
-	register long __v0 asm ("$2");					\
-	register long __a0 asm ("$4") = (long) (arg1);			\
-	register long __a1 asm ("$5") = (long) (arg2);			\
-	register long __a3 asm ("$7");					\
+	register long int __v0 asm ("$2");				\
+	register long int __a0 asm ("$4") = _arg1;			\
+	register long int __a1 asm ("$5") = _arg2;			\
+	register long int __a3 asm ("$7");				\
 	__asm__ volatile (						\
 	".set\tnoreorder\n\t"						\
 	v0_init								\
@@ -225,16 +228,19 @@ union __mips_syscall_return
 #define internal_syscall3(v0_init, input, number, err,			\
 			  arg1, arg2, arg3)				\
 ({									\
-	long _sys_result;						\
+	long int _sys_result;						\
 									\
 	{								\
-	register long __s0 asm ("$16") __attribute__ ((unused))		\
+	long int _arg1 = (long int) (arg1);				\
+	long int _arg2 = (long int) (arg2);				\
+	long int _arg3 = (long int) (arg3);				\
+	register long int __s0 asm ("$16") __attribute__ ((unused))	\
 	  = (number);							\
-	register long __v0 asm ("$2");					\
-	register long __a0 asm ("$4") = (long) (arg1);			\
-	register long __a1 asm ("$5") = (long) (arg2);			\
-	register long __a2 asm ("$6") = (long) (arg3);			\
-	register long __a3 asm ("$7");					\
+	register long int __v0 asm ("$2");				\
+	register long int __a0 asm ("$4") = _arg1;			\
+	register long int __a1 asm ("$5") = _arg2;			\
+	register long int __a2 asm ("$6") = _arg3;			\
+	register long int __a3 asm ("$7");				\
 	__asm__ volatile (						\
 	".set\tnoreorder\n\t"						\
 	v0_init								\
@@ -252,16 +258,20 @@ union __mips_syscall_return
 #define internal_syscall4(v0_init, input, number, err,			\
 			  arg1, arg2, arg3, arg4)			\
 ({									\
-	long _sys_result;						\
+	long int _sys_result;						\
 									\
 	{								\
-	register long __s0 asm ("$16") __attribute__ ((unused))		\
+	long int _arg1 = (long int) (arg1);				\
+	long int _arg2 = (long int) (arg2);				\
+	long int _arg3 = (long int) (arg3);				\
+	long int _arg4 = (long int) (arg4);				\
+	register long int __s0 asm ("$16") __attribute__ ((unused))	\
 	  = (number);							\
-	register long __v0 asm ("$2");					\
-	register long __a0 asm ("$4") = (long) (arg1);			\
-	register long __a1 asm ("$5") = (long) (arg2);			\
-	register long __a2 asm ("$6") = (long) (arg3);			\
-	register long __a3 asm ("$7") = (long) (arg4);			\
+	register long int __v0 asm ("$2");				\
+	register long int __a0 asm ("$4") = _arg1;			\
+	register long int __a1 asm ("$5") = _arg2;			\
+	register long int __a2 asm ("$6") = _arg3;			\
+	register long int __a3 asm ("$7") = _arg4;			\
 	__asm__ volatile (						\
 	".set\tnoreorder\n\t"						\
 	v0_init								\
@@ -285,63 +295,66 @@ union __mips_syscall_return
    compiler specifics required for the stack arguments to be pushed,
    which would be the case if these syscalls were inlined.  */
 
-long long __nomips16 __mips_syscall5 (long arg1, long arg2, long arg3,
-				      long arg4, long arg5,
-				      long number);
+long long int __nomips16 __mips_syscall5 (long int arg1, long int arg2,
+					  long int arg3, long int arg4,
+					  long int arg5,
+					  long int number);
 libc_hidden_proto (__mips_syscall5, nomips16)
 
 #define internal_syscall5(v0_init, input, number, err,			\
 			  arg1, arg2, arg3, arg4, arg5)			\
 ({									\
 	union __mips_syscall_return _sc_ret;				\
-	_sc_ret.val = __mips_syscall5 ((long) (arg1),			\
-				       (long) (arg2),			\
-				       (long) (arg3),			\
-				       (long) (arg4),			\
-				       (long) (arg5),			\
-				       (long) (number));		\
+	_sc_ret.val = __mips_syscall5 ((long int) (arg1),		\
+				       (long int) (arg2),		\
+				       (long int) (arg3),		\
+				       (long int) (arg4),		\
+				       (long int) (arg5),		\
+				       (long int) (number));		\
 	err = _sc_ret.reg.v1;						\
 	_sc_ret.reg.v0;							\
 })
 
-long long __nomips16 __mips_syscall6 (long arg1, long arg2, long arg3,
-				      long arg4, long arg5, long arg6,
-				      long number);
+long long int __nomips16 __mips_syscall6 (long int arg1, long int arg2,
+					  long int arg3, long int arg4,
+					  long int arg5, long int arg6,
+					  long int number);
 libc_hidden_proto (__mips_syscall6, nomips16)
 
 #define internal_syscall6(v0_init, input, number, err,			\
 			  arg1, arg2, arg3, arg4, arg5, arg6)		\
 ({									\
 	union __mips_syscall_return _sc_ret;				\
-	_sc_ret.val = __mips_syscall6 ((long) (arg1),			\
-				       (long) (arg2),			\
-				       (long) (arg3),			\
-				       (long) (arg4),			\
-				       (long) (arg5),			\
-				       (long) (arg6),			\
-				       (long) (number));		\
+	_sc_ret.val = __mips_syscall6 ((long int) (arg1),		\
+				       (long int) (arg2),		\
+				       (long int) (arg3),		\
+				       (long int) (arg4),		\
+				       (long int) (arg5),		\
+				       (long int) (arg6),		\
+				       (long int) (number));		\
 	err = _sc_ret.reg.v1;						\
 	_sc_ret.reg.v0;							\
 })
 
-long long __nomips16 __mips_syscall7 (long arg1, long arg2, long arg3,
-				      long arg4, long arg5, long arg6,
-				      long arg7,
-				      long number);
+long long int __nomips16 __mips_syscall7 (long int arg1, long int arg2,
+					  long int arg3, long int arg4,
+					  long int arg5, long int arg6,
+					  long int arg7,
+					  long int number);
 libc_hidden_proto (__mips_syscall7, nomips16)
 
 #define internal_syscall7(v0_init, input, number, err,			\
 			  arg1, arg2, arg3, arg4, arg5, arg6, arg7)	\
 ({									\
 	union __mips_syscall_return _sc_ret;				\
-	_sc_ret.val = __mips_syscall7 ((long) (arg1),			\
-				       (long) (arg2),			\
-				       (long) (arg3),			\
-				       (long) (arg4),			\
-				       (long) (arg5),			\
-				       (long) (arg6),			\
-				       (long) (arg7),			\
-				       (long) (number));		\
+	_sc_ret.val = __mips_syscall7 ((long int) (arg1),		\
+				       (long int) (arg2),		\
+				       (long int) (arg3),		\
+				       (long int) (arg4),		\
+				       (long int) (arg5),		\
+				       (long int) (arg6),		\
+				       (long int) (arg7),		\
+				       (long int) (number));		\
 	err = _sc_ret.reg.v1;						\
 	_sc_ret.reg.v0;							\
 })
diff --git a/sysdeps/unix/sysv/linux/mips/mips64/n32/sysdep.h b/sysdeps/unix/sysv/linux/mips/mips64/n32/sysdep.h
index f96636538a..4a9d7054f9 100644
--- a/sysdeps/unix/sysv/linux/mips/mips64/n32/sysdep.h
+++ b/sysdeps/unix/sysv/linux/mips/mips64/n32/sysdep.h
@@ -47,14 +47,14 @@
 
 /* Convert X to a long long, without losing any bits if it is one
    already or warning if it is a 32-bit pointer.  */
-#define ARGIFY(X) ((long long) (__typeof__ ((X) - (X))) (X))
+#define ARGIFY(X) ((long long int) (__typeof__ ((X) - (X))) (X))
 
 /* Define a macro which expands into the inline wrapper code for a system
    call.  */
 #undef INLINE_SYSCALL
 #define INLINE_SYSCALL(name, nr, args...)				\
   ({ INTERNAL_SYSCALL_DECL (_sc_err);					\
-     long result_var = INTERNAL_SYSCALL (name, _sc_err, nr, args);	\
+     long int result_var = INTERNAL_SYSCALL (name, _sc_err, nr, args);	\
      if ( INTERNAL_SYSCALL_ERROR_P (result_var, _sc_err) )		\
        {								\
 	 __set_errno (INTERNAL_SYSCALL_ERRNO (result_var, _sc_err));	\
@@ -63,10 +63,10 @@
      result_var; })
 
 #undef INTERNAL_SYSCALL_DECL
-#define INTERNAL_SYSCALL_DECL(err) long err __attribute__ ((unused))
+#define INTERNAL_SYSCALL_DECL(err) long int err __attribute__ ((unused))
 
 #undef INTERNAL_SYSCALL_ERROR_P
-#define INTERNAL_SYSCALL_ERROR_P(val, err)   ((void) (val), (long) (err))
+#define INTERNAL_SYSCALL_ERROR_P(val, err)   ((void) (val), (long int) (err))
 
 #undef INTERNAL_SYSCALL_ERRNO
 #define INTERNAL_SYSCALL_ERRNO(val, err)     ((void) (err), val)
@@ -112,13 +112,13 @@
 
 #define internal_syscall0(v0_init, input, number, err, dummy...)	\
 ({									\
-	long _sys_result;						\
+	long int _sys_result;						\
 									\
 	{								\
-	register long long __s0 asm ("$16") __attribute__ ((unused))	\
+	register long long int __s0 asm ("$16") __attribute__ ((unused))\
 	  = (number);							\
-	register long long __v0 asm ("$2");				\
-	register long long __a3 asm ("$7");				\
+	register long long int __v0 asm ("$2");				\
+	register long long int __a3 asm ("$7");				\
 	__asm__ volatile (						\
 	".set\tnoreorder\n\t"						\
 	v0_init								\
@@ -135,14 +135,15 @@
 
 #define internal_syscall1(v0_init, input, number, err, arg1)		\
 ({									\
-	long _sys_result;						\
+	long int _sys_result;						\
 									\
 	{								\
-	register long long __s0 asm ("$16") __attribute__ ((unused))	\
+	long long int _arg1 = ARGIFY (arg1);				\
+	register long long int __s0 asm ("$16") __attribute__ ((unused))\
 	  = (number);							\
-	register long long __v0 asm ("$2");				\
-	register long long __a0 asm ("$4") = ARGIFY (arg1);		\
-	register long long __a3 asm ("$7");				\
+	register long long int __v0 asm ("$2");				\
+	register long long int __a0 asm ("$4") = _arg1;			\
+	register long long int __a3 asm ("$7");				\
 	__asm__ volatile (						\
 	".set\tnoreorder\n\t"						\
 	v0_init								\
@@ -159,15 +160,17 @@
 
 #define internal_syscall2(v0_init, input, number, err, arg1, arg2)	\
 ({									\
-	long _sys_result;						\
+	long int _sys_result;						\
 									\
 	{								\
-	register long long __s0 asm ("$16") __attribute__ ((unused))	\
+	long long int _arg1 = ARGIFY (arg1);				\
+	long long int _arg2 = ARGIFY (arg2);				\
+	register long long int __s0 asm ("$16") __attribute__ ((unused))\
 	  = (number);							\
-	register long long __v0 asm ("$2");				\
-	register long long __a0 asm ("$4") = ARGIFY (arg1);		\
-	register long long __a1 asm ("$5") = ARGIFY (arg2);		\
-	register long long __a3 asm ("$7");				\
+	register long long int __v0 asm ("$2");				\
+	register long long int __a0 asm ("$4") = _arg1;			\
+	register long long int __a1 asm ("$5") = _arg2;			\
+	register long long int __a3 asm ("$7");				\
 	__asm__ volatile (						\
 	".set\tnoreorder\n\t"						\
 	v0_init								\
@@ -185,16 +188,19 @@
 #define internal_syscall3(v0_init, input, number, err,			\
 			  arg1, arg2, arg3)				\
 ({									\
-	long _sys_result;						\
+	long int _sys_result;						\
 									\
 	{								\
-	register long long __s0 asm ("$16") __attribute__ ((unused))	\
+	long long int _arg1 = ARGIFY (arg1);				\
+	long long int _arg2 = ARGIFY (arg2);				\
+	long long int _arg3 = ARGIFY (arg3);				\
+	register long long int __s0 asm ("$16") __attribute__ ((unused))\
 	  = (number);							\
-	register long long __v0 asm ("$2");				\
-	register long long __a0 asm ("$4") = ARGIFY (arg1);		\
-	register long long __a1 asm ("$5") = ARGIFY (arg2);		\
-	register long long __a2 asm ("$6") = ARGIFY (arg3);		\
-	register long long __a3 asm ("$7");				\
+	register long long int __v0 asm ("$2");				\
+	register long long int __a0 asm ("$4") = _arg1;			\
+	register long long int __a1 asm ("$5") = _arg2;			\
+	register long long int __a2 asm ("$6") = _arg3;			\
+	register long long int __a3 asm ("$7");				\
 	__asm__ volatile (						\
 	".set\tnoreorder\n\t"						\
 	v0_init								\
@@ -212,16 +218,20 @@
 #define internal_syscall4(v0_init, input, number, err,			\
 			  arg1, arg2, arg3, arg4)			\
 ({									\
-	long _sys_result;						\
+	long int _sys_result;						\
 									\
 	{								\
-	register long long __s0 asm ("$16") __attribute__ ((unused))	\
+	long long int _arg1 = ARGIFY (arg1);				\
+	long long int _arg2 = ARGIFY (arg2);				\
+	long long int _arg3 = ARGIFY (arg3);				\
+	long long int _arg4 = ARGIFY (arg4);				\
+	register long long int __s0 asm ("$16") __attribute__ ((unused))\
 	  = (number);							\
-	register long long __v0 asm ("$2");				\
-	register long long __a0 asm ("$4") = ARGIFY (arg1);		\
-	register long long __a1 asm ("$5") = ARGIFY (arg2);		\
-	register long long __a2 asm ("$6") = ARGIFY (arg3);		\
-	register long long __a3 asm ("$7") = ARGIFY (arg4);		\
+	register long long int __v0 asm ("$2");				\
+	register long long int __a0 asm ("$4") = _arg1;			\
+	register long long int __a1 asm ("$5") = _arg2;			\
+	register long long int __a2 asm ("$6") = _arg3;			\
+	register long long int __a3 asm ("$7") = _arg4;			\
 	__asm__ volatile (						\
 	".set\tnoreorder\n\t"						\
 	v0_init								\
@@ -239,17 +249,22 @@
 #define internal_syscall5(v0_init, input, number, err,			\
 			  arg1, arg2, arg3, arg4, arg5)			\
 ({									\
-	long _sys_result;						\
+	long int _sys_result;						\
 									\
 	{								\
-	register long long __s0 asm ("$16") __attribute__ ((unused))	\
+	long long int _arg1 = ARGIFY (arg1);				\
+	long long int _arg2 = ARGIFY (arg2);				\
+	long long int _arg3 = ARGIFY (arg3);				\
+	long long int _arg4 = ARGIFY (arg4);				\
+	long long int _arg5 = ARGIFY (arg5);				\
+	register long long int __s0 asm ("$16") __attribute__ ((unused))\
 	  = (number);							\
-	register long long __v0 asm ("$2");				\
-	register long long __a0 asm ("$4") = ARGIFY (arg1);		\
-	register long long __a1 asm ("$5") = ARGIFY (arg2);		\
-	register long long __a2 asm ("$6") = ARGIFY (arg3);		\
-	register long long __a3 asm ("$7") = ARGIFY (arg4);		\
-	register long long __a4 asm ("$8") = ARGIFY (arg5);		\
+	register long long int __v0 asm ("$2");				\
+	register long long int __a0 asm ("$4") = _arg1;			\
+	register long long int __a1 asm ("$5") = _arg2;			\
+	register long long int __a2 asm ("$6") = _arg3;			\
+	register long long int __a3 asm ("$7") = _arg4;			\
+	register long long int __a4 asm ("$8") = _arg5;			\
 	__asm__ volatile (						\
 	".set\tnoreorder\n\t"						\
 	v0_init								\
@@ -267,18 +282,24 @@
 #define internal_syscall6(v0_init, input, number, err,			\
 			  arg1, arg2, arg3, arg4, arg5, arg6)		\
 ({									\
-	long _sys_result;						\
+	long int _sys_result;						\
 									\
 	{								\
-	register long long __s0 asm ("$16") __attribute__ ((unused))	\
+	long long int _arg1 = ARGIFY (arg1);				\
+	long long int _arg2 = ARGIFY (arg2);				\
+	long long int _arg3 = ARGIFY (arg3);				\
+	long long int _arg4 = ARGIFY (arg4);				\
+	long long int _arg5 = ARGIFY (arg5);				\
+	long long int _arg6 = ARGIFY (arg6);				\
+	register long long int __s0 asm ("$16") __attribute__ ((unused))\
 	  = (number);							\
-	register long long __v0 asm ("$2");				\
-	register long long __a0 asm ("$4") = ARGIFY (arg1);		\
-	register long long __a1 asm ("$5") = ARGIFY (arg2);		\
-	register long long __a2 asm ("$6") = ARGIFY (arg3);		\
-	register long long __a3 asm ("$7") = ARGIFY (arg4);		\
-	register long long __a4 asm ("$8") = ARGIFY (arg5);		\
-	register long long __a5 asm ("$9") = ARGIFY (arg6);		\
+	register long long int __v0 asm ("$2");				\
+	register long long int __a0 asm ("$4") = _arg1;			\
+	register long long int __a1 asm ("$5") = _arg2;			\
+	register long long int __a2 asm ("$6") = _arg3;			\
+	register long long int __a3 asm ("$7") = _arg4;			\
+	register long long int __a4 asm ("$8") = _arg5;			\
+	register long long int __a5 asm ("$9") = _arg6;			\
 	__asm__ volatile (						\
 	".set\tnoreorder\n\t"						\
 	v0_init								\
diff --git a/sysdeps/unix/sysv/linux/mips/mips64/n64/sysdep.h b/sysdeps/unix/sysv/linux/mips/mips64/n64/sysdep.h
index 9d30291f84..3e1f1cc3c5 100644
--- a/sysdeps/unix/sysv/linux/mips/mips64/n64/sysdep.h
+++ b/sysdeps/unix/sysv/linux/mips/mips64/n64/sysdep.h
@@ -50,7 +50,7 @@
 #undef INLINE_SYSCALL
 #define INLINE_SYSCALL(name, nr, args...)				\
   ({ INTERNAL_SYSCALL_DECL (_sc_err);					\
-     long result_var = INTERNAL_SYSCALL (name, _sc_err, nr, args);	\
+     long int result_var = INTERNAL_SYSCALL (name, _sc_err, nr, args);	\
      if ( INTERNAL_SYSCALL_ERROR_P (result_var, _sc_err) )		\
        {								\
 	 __set_errno (INTERNAL_SYSCALL_ERRNO (result_var, _sc_err));	\
@@ -59,10 +59,10 @@
      result_var; })
 
 #undef INTERNAL_SYSCALL_DECL
-#define INTERNAL_SYSCALL_DECL(err) long err __attribute__ ((unused))
+#define INTERNAL_SYSCALL_DECL(err) long int err __attribute__ ((unused))
 
 #undef INTERNAL_SYSCALL_ERROR_P
-#define INTERNAL_SYSCALL_ERROR_P(val, err)   ((void) (val), (long) (err))
+#define INTERNAL_SYSCALL_ERROR_P(val, err)   ((void) (val), (long int) (err))
 
 #undef INTERNAL_SYSCALL_ERRNO
 #define INTERNAL_SYSCALL_ERRNO(val, err)     ((void) (err), val)
@@ -108,13 +108,13 @@
 
 #define internal_syscall0(v0_init, input, number, err, dummy...)	\
 ({									\
-	long _sys_result;						\
+	long int _sys_result;						\
 									\
 	{								\
-	register long __s0 asm ("$16") __attribute__ ((unused))		\
+	register long int __s0 asm ("$16") __attribute__ ((unused))	\
 	  = (number);							\
-	register long __v0 asm ("$2");					\
-	register long __a3 asm ("$7");					\
+	register long int __v0 asm ("$2");				\
+	register long int __a3 asm ("$7");				\
 	__asm__ volatile (						\
 	".set\tnoreorder\n\t"						\
 	v0_init								\
@@ -131,14 +131,15 @@
 
 #define internal_syscall1(v0_init, input, number, err, arg1)		\
 ({									\
-	long _sys_result;						\
+	long int _sys_result;						\
 									\
 	{								\
-	register long __s0 asm ("$16") __attribute__ ((unused))		\
+	long int _arg1 = (long int) (arg1);				\
+	register long int __s0 asm ("$16") __attribute__ ((unused))	\
 	  = (number);							\
-	register long __v0 asm ("$2");					\
-	register long __a0 asm ("$4") = (long) (arg1);			\
-	register long __a3 asm ("$7");					\
+	register long int __v0 asm ("$2");				\
+	register long int __a0 asm ("$4") = _arg1;			\
+	register long int __a3 asm ("$7");				\
 	__asm__ volatile (						\
 	".set\tnoreorder\n\t"						\
 	v0_init								\
@@ -155,15 +156,17 @@
 
 #define internal_syscall2(v0_init, input, number, err, arg1, arg2)	\
 ({									\
-	long _sys_result;						\
+	long int _sys_result;						\
 									\
 	{								\
-	register long __s0 asm ("$16") __attribute__ ((unused))		\
+	long int _arg1 = (long int) (arg1);				\
+	long int _arg2 = (long int) (arg2);				\
+	register long int __s0 asm ("$16") __attribute__ ((unused))	\
 	  = (number);							\
-	register long __v0 asm ("$2");					\
-	register long __a0 asm ("$4") = (long) (arg1);			\
-	register long __a1 asm ("$5") = (long) (arg2);			\
-	register long __a3 asm ("$7");					\
+	register long int __v0 asm ("$2");				\
+	register long int __a0 asm ("$4") = _arg1;			\
+	register long int __a1 asm ("$5") = _arg2;			\
+	register long int __a3 asm ("$7");				\
 	__asm__ volatile (						\
 	".set\tnoreorder\n\t"						\
 	v0_init								\
@@ -181,16 +184,19 @@
 #define internal_syscall3(v0_init, input, number, err,			\
 			  arg1, arg2, arg3)				\
 ({									\
-	long _sys_result;						\
+	long int _sys_result;						\
 									\
 	{								\
-	register long __s0 asm ("$16") __attribute__ ((unused))		\
+	long int _arg1 = (long int) (arg1);				\
+	long int _arg2 = (long int) (arg2);				\
+	long int _arg3 = (long int) (arg3);				\
+	register long int __s0 asm ("$16") __attribute__ ((unused))	\
 	  = (number);							\
-	register long __v0 asm ("$2");					\
-	register long __a0 asm ("$4") = (long) (arg1);			\
-	register long __a1 asm ("$5") = (long) (arg2);			\
-	register long __a2 asm ("$6") = (long) (arg3);			\
-	register long __a3 asm ("$7");					\
+	register long int __v0 asm ("$2");				\
+	register long int __a0 asm ("$4") = _arg1;			\
+	register long int __a1 asm ("$5") = _arg2;			\
+	register long int __a2 asm ("$6") = _arg3;			\
+	register long int __a3 asm ("$7");				\
 	__asm__ volatile (						\
 	".set\tnoreorder\n\t"						\
 	v0_init								\
@@ -208,16 +214,20 @@
 #define internal_syscall4(v0_init, input, number, err,			\
 			  arg1, arg2, arg3, arg4)			\
 ({									\
-	long _sys_result;						\
+	long int _sys_result;						\
 									\
 	{								\
-	register long __s0 asm ("$16") __attribute__ ((unused))		\
+	long int _arg1 = (long int) (arg1);				\
+	long int _arg2 = (long int) (arg2);				\
+	long int _arg3 = (long int) (arg3);				\
+	long int _arg4 = (long int) (arg4);				\
+	register long int __s0 asm ("$16") __attribute__ ((unused))	\
 	  = (number);							\
-	register long __v0 asm ("$2");					\
-	register long __a0 asm ("$4") = (long) (arg1);			\
-	register long __a1 asm ("$5") = (long) (arg2);			\
-	register long __a2 asm ("$6") = (long) (arg3);			\
-	register long __a3 asm ("$7") = (long) (arg4);			\
+	register long int __v0 asm ("$2");				\
+	register long int __a0 asm ("$4") = _arg1;			\
+	register long int __a1 asm ("$5") = _arg2;			\
+	register long int __a2 asm ("$6") = _arg3;			\
+	register long int __a3 asm ("$7") = _arg4;			\
 	__asm__ volatile (						\
 	".set\tnoreorder\n\t"						\
 	v0_init								\
@@ -235,17 +245,22 @@
 #define internal_syscall5(v0_init, input, number, err,			\
 			  arg1, arg2, arg3, arg4, arg5)			\
 ({									\
-	long _sys_result;						\
+	long int _sys_result;						\
 									\
 	{								\
-	register long __s0 asm ("$16") __attribute__ ((unused))		\
+	long int _arg1 = (long int) (arg1);				\
+	long int _arg2 = (long int) (arg2);				\
+	long int _arg3 = (long int) (arg3);				\
+	long int _arg4 = (long int) (arg4);				\
+	long int _arg5 = (long int) (arg5);				\
+	register long int __s0 asm ("$16") __attribute__ ((unused))	\
 	  = (number);							\
-	register long __v0 asm ("$2");					\
-	register long __a0 asm ("$4") = (long) (arg1);			\
-	register long __a1 asm ("$5") = (long) (arg2);			\
-	register long __a2 asm ("$6") = (long) (arg3);			\
-	register long __a3 asm ("$7") = (long) (arg4);			\
-	register long __a4 asm ("$8") = (long) (arg5);			\
+	register long int __v0 asm ("$2");				\
+	register long int __a0 asm ("$4") = _arg1;			\
+	register long int __a1 asm ("$5") = _arg2;			\
+	register long int __a2 asm ("$6") = _arg3;			\
+	register long int __a3 asm ("$7") = _arg4;			\
+	register long int __a4 asm ("$8") = _arg5;			\
 	__asm__ volatile (						\
 	".set\tnoreorder\n\t"						\
 	v0_init								\
@@ -263,18 +278,24 @@
 #define internal_syscall6(v0_init, input, number, err,			\
 			  arg1, arg2, arg3, arg4, arg5, arg6)		\
 ({									\
-	long _sys_result;						\
+	long int _sys_result;						\
 									\
 	{								\
-	register long __s0 asm ("$16") __attribute__ ((unused))		\
+	long int _arg1 = (long int) (arg1);				\
+	long int _arg2 = (long int) (arg2);				\
+	long int _arg3 = (long int) (arg3);				\
+	long int _arg4 = (long int) (arg4);				\
+	long int _arg5 = (long int) (arg5);				\
+	long int _arg6 = (long int) (arg6);				\
+	register long int __s0 asm ("$16") __attribute__ ((unused))	\
 	  = (number);							\
-	register long __v0 asm ("$2");					\
-	register long __a0 asm ("$4") = (long) (arg1);			\
-	register long __a1 asm ("$5") = (long) (arg2);			\
-	register long __a2 asm ("$6") = (long) (arg3);			\
-	register long __a3 asm ("$7") = (long) (arg4);			\
-	register long __a4 asm ("$8") = (long) (arg5);			\
-	register long __a5 asm ("$9") = (long) (arg6);			\
+	register long int __v0 asm ("$2");				\
+	register long int __a0 asm ("$4") = _arg1;			\
+	register long int __a1 asm ("$5") = _arg2;			\
+	register long int __a2 asm ("$6") = _arg3;			\
+	register long int __a3 asm ("$7") = _arg4;			\
+	register long int __a4 asm ("$8") = _arg5;			\
+	register long int __a5 asm ("$9") = _arg6;			\
 	__asm__ volatile (						\
 	".set\tnoreorder\n\t"						\
 	v0_init								\
diff --git a/sysdeps/unix/sysv/linux/mips/mips64/syscall.S b/sysdeps/unix/sysv/linux/mips/mips64/syscall.S
index 26adf2cd04..a9baff3c17 100644
--- a/sysdeps/unix/sysv/linux/mips/mips64/syscall.S
+++ b/sysdeps/unix/sysv/linux/mips/mips64/syscall.S
@@ -20,7 +20,7 @@
 #include <sys/asm.h>
 
 /* Usage:
-   long syscall (syscall_number, arg1, arg2, arg3, arg4, arg5, arg6, arg7)
+   long int syscall (syscall_number, arg1, arg2, arg3, arg4, arg5, arg6, arg7)
 
    We need to do some arg shifting, syscall_number will be in v0.  */
 
diff --git a/sysdeps/unix/sysv/linux/mips/sysdep.h b/sysdeps/unix/sysv/linux/mips/sysdep.h
index cdfc0b1b58..a4cf1540fe 100644
--- a/sysdeps/unix/sysv/linux/mips/sysdep.h
+++ b/sysdeps/unix/sysv/linux/mips/sysdep.h
@@ -36,8 +36,8 @@
    the INTERNAL_SYSCALL_{ERROR_P,ERRNO} macros work correctly.  */
 #define INTERNAL_VSYSCALL_CALL(funcptr, err, nr, args...)		\
   ({									\
-    long _ret = funcptr (args);						\
-    err = ((unsigned long) (_ret) >= (unsigned long) -4095L);		\
+    long int _ret = funcptr (args);					\
+    err = ((unsigned long int) (_ret) >= (unsigned long int) -4095L);	\
     if (err)								\
       _ret = -_ret;							\
     _ret;								\
diff --git a/sysdeps/unix/sysv/linux/mips/unwind-arch.h b/sysdeps/unix/sysv/linux/mips/unwind-arch.h
new file mode 100644
index 0000000000..a009899983
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/mips/unwind-arch.h
@@ -0,0 +1,67 @@
+/* Return backtrace of current program state.  Arch-specific bits.
+   Copyright (C) 2020 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, see
+   <https://www.gnu.org/licenses/>.  */
+
+#ifndef _UNWIND_ARCH_H
+#define _UNWIND_ARCH_H
+
+#include <stdint.h>
+
+/* MIPS fallback code handle a frame where its FDE can not be obtained
+   (for instance a signal frame) by reading the kernel allocated signal frame
+   and adding '2' to the value of 'sc_pc' [1].  The added value is used to
+   recognize an end of an EH region on mips16 [2].
+
+   The idea here is to adjust the obtained signal frame ADDR value and remove
+   the libgcc added value by checking if the previous frame is a signal frame
+   one.
+
+   [1] libgcc/config/mips/linux-unwind.h from gcc code.
+   [2] gcc/config/mips/mips.h from gcc code.  */
+
+static inline void *
+unwind_arch_adjustment (void *prev, void *addr)
+{
+  uint32_t *pc = (uint32_t *) prev;
+
+  if (pc == NULL)
+    return addr;
+
+  /* For MIPS16 or microMIPS frame libgcc makes no adjustment.  */
+  if ((uintptr_t) pc & 0x3)
+    return addr;
+
+  /* The vDSO containes either
+
+     24021061 li v0, 0x1061 (rt_sigreturn)
+     0000000c syscall
+	or
+     24021017 li v0, 0x1017 (sigreturn)
+     0000000c syscall  */
+  if (pc[1] != 0x0000000c)
+    return addr;
+#if _MIPS_SIM == _ABIO32
+  if (pc[0] == (0x24020000 | __NR_sigreturn))
+    return (void *) ((uintptr_t) addr - 2);
+#endif
+  if (pc[0] == (0x24020000 | __NR_rt_sigreturn))
+    return (void *) ((uintptr_t) addr - 2);
+
+  return addr;
+}
+
+#endif
diff --git a/sysdeps/unix/sysv/linux/msgctl.c b/sysdeps/unix/sysv/linux/msgctl.c
index 27879e76cd..fd46aec1a0 100644
--- a/sysdeps/unix/sysv/linux/msgctl.c
+++ b/sysdeps/unix/sysv/linux/msgctl.c
@@ -21,6 +21,7 @@
 #include <sysdep.h>
 #include <shlib-compat.h>
 #include <errno.h>
+#include <linux/posix_types.h>  /* For __kernel_mode_t.  */
 
 #ifndef DEFAULT_VERSION
 # ifndef __ASSUME_SYSVIPC_BROKEN_MODE_T
@@ -61,7 +62,6 @@ __new_msgctl (int msqid, int cmd, struct msqid_ds *buf)
 
   int ret = msgctl_syscall (msqid, cmd, buf);
 
-#ifdef __ASSUME_SYSVIPC_BROKEN_MODE_T
   if (ret >= 0)
     {
       switch (cmd)
@@ -69,10 +69,16 @@ __new_msgctl (int msqid, int cmd, struct msqid_ds *buf)
 	case IPC_STAT:
 	case MSG_STAT:
 	case MSG_STAT_ANY:
+#ifdef __ASSUME_SYSVIPC_BROKEN_MODE_T
 	  buf->msg_perm.mode >>= 16;
+#else
+	  /* Old Linux kernel versions might not clear the mode padding.  */
+	  if (sizeof ((struct msqid_ds){0}.msg_perm.mode)
+	      != sizeof (__kernel_mode_t))
+	    buf->msg_perm.mode &= 0xFFFF;
+#endif
 	}
     }
-#endif
 
   return ret;
 }
diff --git a/sysdeps/unix/sysv/linux/riscv/sysdep.h b/sysdeps/unix/sysv/linux/riscv/sysdep.h
index 201bf9a91b..2bd9b16f32 100644
--- a/sysdeps/unix/sysv/linux/riscv/sysdep.h
+++ b/sysdeps/unix/sysv/linux/riscv/sysdep.h
@@ -176,10 +176,11 @@
 # define internal_syscall1(number, err, arg0)				\
 ({ 									\
 	long int _sys_result;						\
+	long int _arg0 = (long int) (arg0);				\
 									\
 	{								\
 	register long int __a7 asm ("a7") = number;			\
-	register long int __a0 asm ("a0") = (long int) (arg0);		\
+	register long int __a0 asm ("a0") = _arg0;			\
 	__asm__ volatile ( 						\
 	"scall\n\t" 							\
 	: "+r" (__a0)							\
@@ -193,11 +194,13 @@
 # define internal_syscall2(number, err, arg0, arg1)	    		\
 ({ 									\
 	long int _sys_result;						\
+	long int _arg0 = (long int) (arg0);				\
+	long int _arg1 = (long int) (arg1);				\
 									\
 	{								\
 	register long int __a7 asm ("a7") = number;			\
-	register long int __a0 asm ("a0") = (long int) (arg0);		\
-	register long int __a1 asm ("a1") = (long int) (arg1);		\
+	register long int __a0 asm ("a0") = _arg0;			\
+	register long int __a1 asm ("a1") = _arg1;			\
 	__asm__ volatile ( 						\
 	"scall\n\t" 							\
 	: "+r" (__a0)							\
@@ -211,12 +214,15 @@
 # define internal_syscall3(number, err, arg0, arg1, arg2)      		\
 ({ 									\
 	long int _sys_result;						\
+	long int _arg0 = (long int) (arg0);				\
+	long int _arg1 = (long int) (arg1);				\
+	long int _arg2 = (long int) (arg2);				\
 									\
 	{								\
 	register long int __a7 asm ("a7") = number;			\
-	register long int __a0 asm ("a0") = (long int) (arg0);		\
-	register long int __a1 asm ("a1") = (long int) (arg1);		\
-	register long int __a2 asm ("a2") = (long int) (arg2);		\
+	register long int __a0 asm ("a0") = _arg0;			\
+	register long int __a1 asm ("a1") = _arg1;			\
+	register long int __a2 asm ("a2") = _arg2;			\
 	__asm__ volatile ( 						\
 	"scall\n\t" 							\
 	: "+r" (__a0)							\
@@ -230,13 +236,17 @@
 # define internal_syscall4(number, err, arg0, arg1, arg2, arg3)	  \
 ({ 									\
 	long int _sys_result;						\
+	long int _arg0 = (long int) (arg0);				\
+	long int _arg1 = (long int) (arg1);				\
+	long int _arg2 = (long int) (arg2);				\
+	long int _arg3 = (long int) (arg3);				\
 									\
 	{								\
 	register long int __a7 asm ("a7") = number;			\
-	register long int __a0 asm ("a0") = (long int) (arg0);		\
-	register long int __a1 asm ("a1") = (long int) (arg1);		\
-	register long int __a2 asm ("a2") = (long int) (arg2);		\
-	register long int __a3 asm ("a3") = (long int) (arg3);		\
+	register long int __a0 asm ("a0") = _arg0;			\
+	register long int __a1 asm ("a1") = _arg1;			\
+	register long int __a2 asm ("a2") = _arg2;			\
+	register long int __a3 asm ("a3") = _arg3;			\
 	__asm__ volatile ( 						\
 	"scall\n\t" 							\
 	: "+r" (__a0)							\
@@ -250,14 +260,19 @@
 # define internal_syscall5(number, err, arg0, arg1, arg2, arg3, arg4)   \
 ({ 									\
 	long int _sys_result;						\
+	long int _arg0 = (long int) (arg0);				\
+	long int _arg1 = (long int) (arg1);				\
+	long int _arg2 = (long int) (arg2);				\
+	long int _arg3 = (long int) (arg3);				\
+	long int _arg4 = (long int) (arg4);				\
 									\
 	{								\
 	register long int __a7 asm ("a7") = number;			\
-	register long int __a0 asm ("a0") = (long int) (arg0);		\
-	register long int __a1 asm ("a1") = (long int) (arg1);		\
-	register long int __a2 asm ("a2") = (long int) (arg2);		\
-	register long int __a3 asm ("a3") = (long int) (arg3);		\
-	register long int __a4 asm ("a4") = (long int) (arg4);		\
+	register long int __a0 asm ("a0") = _arg0;			\
+	register long int __a1 asm ("a1") = _arg1;			\
+	register long int __a2 asm ("a2") = _arg2;			\
+	register long int __a3 asm ("a3") = _arg3;			\
+	register long int __a4 asm ("a4") = _arg4;			\
 	__asm__ volatile ( 						\
 	"scall\n\t" 							\
 	: "+r" (__a0)							\
@@ -271,15 +286,21 @@
 # define internal_syscall6(number, err, arg0, arg1, arg2, arg3, arg4, arg5) \
 ({ 									\
 	long int _sys_result;						\
+	long int _arg0 = (long int) (arg0);				\
+	long int _arg1 = (long int) (arg1);				\
+	long int _arg2 = (long int) (arg2);				\
+	long int _arg3 = (long int) (arg3);				\
+	long int _arg4 = (long int) (arg4);				\
+	long int _arg5 = (long int) (arg5);				\
 									\
 	{								\
 	register long int __a7 asm ("a7") = number;			\
-	register long int __a0 asm ("a0") = (long int) (arg0);		\
-	register long int __a1 asm ("a1") = (long int) (arg1);		\
-	register long int __a2 asm ("a2") = (long int) (arg2);		\
-	register long int __a3 asm ("a3") = (long int) (arg3);		\
-	register long int __a4 asm ("a4") = (long int) (arg4);		\
-	register long int __a5 asm ("a5") = (long int) (arg5);		\
+	register long int __a0 asm ("a0") = _arg0;			\
+	register long int __a1 asm ("a1") = _arg1;			\
+	register long int __a2 asm ("a2") = _arg2;			\
+	register long int __a3 asm ("a3") = _arg3;			\
+	register long int __a4 asm ("a4") = _arg4;			\
+	register long int __a5 asm ("a5") = _arg5;			\
 	__asm__ volatile ( 						\
 	"scall\n\t" 							\
 	: "+r" (__a0)							\
@@ -294,16 +315,23 @@
 # define internal_syscall7(number, err, arg0, arg1, arg2, arg3, arg4, arg5, arg6) \
 ({ 									\
 	long int _sys_result;						\
+	long int _arg0 = (long int) (arg0);				\
+	long int _arg1 = (long int) (arg1);				\
+	long int _arg2 = (long int) (arg2);				\
+	long int _arg3 = (long int) (arg3);				\
+	long int _arg4 = (long int) (arg4);				\
+	long int _arg5 = (long int) (arg5);				\
+	long int _arg6 = (long int) (arg6);				\
 									\
 	{								\
 	register long int __a7 asm ("a7") = number;			\
-	register long int __a0 asm ("a0") = (long int) (arg0);		\
-	register long int __a1 asm ("a1") = (long int) (arg1);		\
-	register long int __a2 asm ("a2") = (long int) (arg2);		\
-	register long int __a3 asm ("a3") = (long int) (arg3);		\
-	register long int __a4 asm ("a4") = (long int) (arg4);		\
-	register long int __a5 asm ("a5") = (long int) (arg5);		\
-	register long int __a6 asm ("a6") = (long int) (arg6);		\
+	register long int __a0 asm ("a0") = _arg0;			\
+	register long int __a1 asm ("a1") = _arg1;			\
+	register long int __a2 asm ("a2") = _arg2;			\
+	register long int __a3 asm ("a3") = _arg3;			\
+	register long int __a4 asm ("a4") = _arg4;			\
+	register long int __a5 asm ("a5") = _arg5;			\
+	register long int __a6 asm ("a6") = _arg6;			\
 	__asm__ volatile ( 						\
 	"scall\n\t" 							\
 	: "+r" (__a0)							\
diff --git a/sysdeps/unix/sysv/linux/semctl.c b/sysdeps/unix/sysv/linux/semctl.c
index 0c3eb0932f..30571af49f 100644
--- a/sysdeps/unix/sysv/linux/semctl.c
+++ b/sysdeps/unix/sysv/linux/semctl.c
@@ -22,6 +22,7 @@
 #include <sysdep.h>
 #include <shlib-compat.h>
 #include <errno.h>
+#include <linux/posix_types.h>  /* For __kernel_mode_t.  */
 
 /* Define a `union semun' suitable for Linux here.  */
 union semun
@@ -92,7 +93,6 @@ __new_semctl (int semid, int semnum, int cmd, ...)
 
   int ret = semctl_syscall (semid, semnum, cmd, arg);
 
-#ifdef __ASSUME_SYSVIPC_BROKEN_MODE_T
   if (ret >= 0)
     {
       switch (cmd)
@@ -100,10 +100,16 @@ __new_semctl (int semid, int semnum, int cmd, ...)
         case IPC_STAT:
         case SEM_STAT:
         case SEM_STAT_ANY:
+#ifdef __ASSUME_SYSVIPC_BROKEN_MODE_T
           arg.buf->sem_perm.mode >>= 16;
+#else
+	  /* Old Linux kernel versions might not clear the mode padding.  */
+	  if (sizeof ((struct semid_ds){0}.sem_perm.mode)
+	      != sizeof (__kernel_mode_t))
+	    arg.buf->sem_perm.mode &= 0xFFFF;
+#endif
 	}
     }
-#endif
 
   return ret;
 }
diff --git a/sysdeps/unix/sysv/linux/shmctl.c b/sysdeps/unix/sysv/linux/shmctl.c
index 39fa861e17..f41b359b8b 100644
--- a/sysdeps/unix/sysv/linux/shmctl.c
+++ b/sysdeps/unix/sysv/linux/shmctl.c
@@ -22,6 +22,7 @@
 #include <sysdep.h>
 #include <shlib-compat.h>
 #include <errno.h>
+#include <linux/posix_types.h>  /* For __kernel_mode_t.  */
 
 #ifndef DEFAULT_VERSION
 # ifndef __ASSUME_SYSVIPC_BROKEN_MODE_T
@@ -63,7 +64,6 @@ __new_shmctl (int shmid, int cmd, struct shmid_ds *buf)
 
   int ret = shmctl_syscall (shmid, cmd, buf);
 
-#ifdef __ASSUME_SYSVIPC_BROKEN_MODE_T
   if (ret >= 0)
     {
       switch (cmd)
@@ -71,10 +71,16 @@ __new_shmctl (int shmid, int cmd, struct shmid_ds *buf)
         case IPC_STAT:
         case SHM_STAT:
         case SHM_STAT_ANY:
+#ifdef __ASSUME_SYSVIPC_BROKEN_MODE_T
           buf->shm_perm.mode >>= 16;
+#else
+	  /* Old Linux kernel versions might not clear the mode padding.  */
+	  if (sizeof ((struct shmid_ds){0}.shm_perm.mode)
+	      != sizeof (__kernel_mode_t))
+	    buf->shm_perm.mode &= 0xFFFF;
+#endif
 	}
     }
-#endif
 
   return ret;
 }
diff --git a/sysdeps/unix/sysv/linux/sparc/Makefile b/sysdeps/unix/sysv/linux/sparc/Makefile
index b0d182a439..1475039677 100644
--- a/sysdeps/unix/sysv/linux/sparc/Makefile
+++ b/sysdeps/unix/sysv/linux/sparc/Makefile
@@ -11,8 +11,12 @@ ifeq ($(subdir),sysvipc)
 sysdep_routines += getshmlba
 endif
 
+ifeq ($(subdir),signal)
+sysdep_routines += sigreturn_stub
+endif
+
 ifeq ($(subdir),nptl)
 # pull in __syscall_error routine
-libpthread-routines += sysdep
-libpthread-shared-only-routines += sysdep
+libpthread-routines += sysdep sigreturn_stub
+libpthread-shared-only-routines += sysdep sigreturn_stub
 endif
diff --git a/sysdeps/unix/sysv/linux/sparc/sparc32/sigaction.c b/sysdeps/unix/sysv/linux/sparc/sparc32/sigaction.c
index 6b2f664226..938aa7aa8c 100644
--- a/sysdeps/unix/sysv/linux/sparc/sparc32/sigaction.c
+++ b/sysdeps/unix/sysv/linux/sparc/sparc32/sigaction.c
@@ -24,8 +24,8 @@
 #include <kernel_sigaction.h>
 #include <sysdep.h>
 
-static void __rt_sigreturn_stub (void);
-static void __sigreturn_stub (void);
+void __rt_sigreturn_stub (void);
+void __sigreturn_stub (void);
 
 #define STUB(act, sigsetsize) \
   (act) ? ((unsigned long)((act->sa_flags & SA_SIGINFO)	\
@@ -35,25 +35,3 @@ static void __sigreturn_stub (void);
   (sigsetsize)
 
 #include <sysdeps/unix/sysv/linux/sigaction.c>
-
-static
-inhibit_stack_protector
-void
-__rt_sigreturn_stub (void)
-{
-  __asm__ ("mov %0, %%g1\n\t"
-	   "ta	0x10\n\t"
-	   : /* no outputs */
-	   : "i" (__NR_rt_sigreturn));
-}
-
-static
-inhibit_stack_protector
-void
-__sigreturn_stub (void)
-{
-  __asm__ ("mov %0, %%g1\n\t"
-	   "ta	0x10\n\t"
-	   : /* no outputs */
-	   : "i" (__NR_sigreturn));
-}
diff --git a/sysdeps/unix/sysv/linux/sparc/sparc32/sigreturn_stub.S b/sysdeps/unix/sysv/linux/sparc/sparc32/sigreturn_stub.S
new file mode 100644
index 0000000000..727cc94737
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/sparc/sparc32/sigreturn_stub.S
@@ -0,0 +1,34 @@
+/* Sigreturn stub function used on sa_restore field.
+   Copyright (C) 2020 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, see
+   <https://www.gnu.org/licenses/>.  */
+
+#include <sysdep.h>
+
+/* These functions must not change the register window or the stack
+   pointer [1].
+
+   [1] https://lkml.org/lkml/2016/5/27/465  */
+
+ENTRY (__rt_sigreturn_stub)
+	mov	__NR_rt_sigreturn, %g1
+	ta	0x10
+END (__rt_sigreturn_stub)
+
+ENTRY (__sigreturn_stub)
+	mov	__NR_sigreturn, %g1
+	ta	0x10
+END (__sigreturn_stub)
diff --git a/sysdeps/unix/sysv/linux/sparc/sparc64/sigaction.c b/sysdeps/unix/sysv/linux/sparc/sparc64/sigaction.c
index 9c0dc2a630..4e26172321 100644
--- a/sysdeps/unix/sysv/linux/sparc/sparc64/sigaction.c
+++ b/sysdeps/unix/sysv/linux/sparc/sparc64/sigaction.c
@@ -22,21 +22,11 @@
 #include <syscall.h>
 #include <sysdep.h>
 
-static void __rt_sigreturn_stub (void);
+/* Defined on sigreturn_stub.S.  */
+void __rt_sigreturn_stub (void);
 
 #define STUB(act, sigsetsize) \
   (((unsigned long) &__rt_sigreturn_stub) - 8),	\
   (sigsetsize)
 
 #include <sysdeps/unix/sysv/linux/sigaction.c>
-
-static
-inhibit_stack_protector
-void
-__rt_sigreturn_stub (void)
-{
-  __asm__ ("mov %0, %%g1\n\t"
-	   "ta	0x6d\n\t"
-	   : /* no outputs */
-	   : "i" (__NR_rt_sigreturn));
-}
diff --git a/sysdeps/unix/sysv/linux/sparc/sparc64/sigreturn_stub.S b/sysdeps/unix/sysv/linux/sparc/sparc64/sigreturn_stub.S
new file mode 100644
index 0000000000..add4766831
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/sparc/sparc64/sigreturn_stub.S
@@ -0,0 +1,29 @@
+/* Sigreturn stub function used on sa_restore field.
+   Copyright (C) 2020 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, see
+   <https://www.gnu.org/licenses/>.  */
+
+#include <sysdep.h>
+
+/* This function must not change the register window or the stack
+   pointer [1].
+
+   [1] https://lkml.org/lkml/2016/5/27/465  */
+
+ENTRY (__rt_sigreturn_stub)
+	mov	__NR_rt_sigreturn, %g1
+	ta	0x6d
+END (__rt_sigreturn_stub)
diff --git a/sysdeps/unix/sysv/linux/syscall-names.list b/sysdeps/unix/sysv/linux/syscall-names.list
index 36e087d8f4..3d89814003 100644
--- a/sysdeps/unix/sysv/linux/syscall-names.list
+++ b/sysdeps/unix/sysv/linux/syscall-names.list
@@ -21,8 +21,8 @@
 # This file can list all potential system calls.  The names are only
 # used if the installed kernel headers also provide them.
 
-# The list of system calls is current as of Linux 5.4.
-kernel 5.4
+# The list of system calls is current as of Linux 5.5.
+kernel 5.5
 
 FAST_atomic_update
 FAST_cmpxchg