This reverts glibc-RHEL-46761-5.patch, thus dropping the associated test
case.

diff --git a/debug/Makefile b/debug/Makefile
index cb93ed80da57f2cc..563e6249121e8bc9 100644
--- a/debug/Makefile
+++ b/debug/Makefile
@@ -110,7 +110,6 @@ CPPFLAGS-tst-longjmp_chk2.c += -D_FORTIFY_SOURCE=1
 CFLAGS-tst-longjmp_chk3.c += -fexceptions -fasynchronous-unwind-tables
 CPPFLAGS-tst-longjmp_chk3.c += -D_FORTIFY_SOURCE=1
 CPPFLAGS-tst-realpath-chk.c += -D_FORTIFY_SOURCE=2
-CFLAGS-tst-sprintf-fortify-rdonly.c += -D_FORTIFY_SOURCE=2
 
 # _FORTIFY_SOURCE tests.
 # Auto-generate tests for _FORTIFY_SOURCE for different levels, compilers and
@@ -204,7 +203,6 @@ tests = backtrace-tst \
 	tst-backtrace5 \
 	tst-backtrace6 \
 	tst-realpath-chk \
-	tst-sprintf-fortify-rdonly \
 	tst-sprintf-fortify-unchecked \
 	$(tests-all-chk) \
 
diff --git a/debug/tst-sprintf-fortify-rdonly.c b/debug/tst-sprintf-fortify-rdonly.c
deleted file mode 100644
index 78dece9102d7dfd3..0000000000000000
--- a/debug/tst-sprintf-fortify-rdonly.c
+++ /dev/null
@@ -1,82 +0,0 @@
-/* Testcase for BZ 30932.
-   Copyright (C) 2023 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 <errno.h>
-#include <setjmp.h>
-#include <stdbool.h>
-#include <stdio.h>
-#include <string.h>
-#include <sys/resource.h>
-#include <unistd.h>
-
-#include <support/check.h>
-#include <support/support.h>
-#include <support/temp_file.h>
-
-jmp_buf chk_fail_buf;
-bool chk_fail_ok;
-
-const char *str2 = "F";
-char buf2[10] = "%s";
-
-static int
-do_test (void)
-{
-  struct rlimit rl;
-  int max_fd = 24;
-
-  if (getrlimit (RLIMIT_NOFILE, &rl) == -1)
-    FAIL_EXIT1 ("getrlimit (RLIMIT_NOFILE): %m");
-
-  max_fd = (rl.rlim_cur < max_fd ? rl.rlim_cur : max_fd);
-  rl.rlim_cur = max_fd;
-
-  if (setrlimit (RLIMIT_NOFILE, &rl) == 1)
-    FAIL_EXIT1 ("setrlimit (RLIMIT_NOFILE): %m");
-
-  /* Exhaust the file descriptor limit with temporary files.  */
-  int nfiles = 0;
-  for (; nfiles < max_fd; nfiles++)
-    {
-      int fd = create_temp_file ("tst-sprintf-fortify-rdonly-.", NULL);
-      if (fd == -1)
-	{
-	  if (errno != EMFILE)
-	    FAIL_EXIT1 ("create_temp_file: %m");
-	  break;
-	}
-    }
-  TEST_VERIFY_EXIT (nfiles != 0);
-
-  /* When the format string is writable and contains %n,
-     with -D_FORTIFY_SOURCE=2 it causes __chk_fail.  However, if libc can not
-     open procfs to check if the input format string in within a writable
-     memory segment, the fortify version can not perform the check.  */
-  char buf[128];
-  int n1;
-  int n2;
-
-  strcpy (buf2 + 2, "%n%s%n");
-  if (sprintf (buf, buf2, str2, &n1, str2, &n2) != 2
-      || n1 != 1 || n2 != 2)
-    FAIL_EXIT1 ("sprintf failed: %s %d %d", buf, n1, n2);
-
-  return 0;
-}
-
-#include <support/test-driver.c>