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glibc/SOURCES/glibc-rh1817513-20.patch

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commit b3fbfe81961a1d14d7b54d1c9757e1f487073bcb
Author: Adhemerval Zanella <adhemerval.zanella@linaro.org>
Date: Tue Feb 12 13:51:43 2019 +0100
elf: Test for LD_AUDIT module returning zero from la_version [BZ #24122]
This includes the original test case from commit
8e889c5da3c5981c5a46a93fec02de40131ac5a6 ("elf: Fix LD_AUDIT for
modules with invalid version (BZ#24122)).
Conflicts:
elf/Makefile
(Different backport order of tests.)
diff --git a/elf/Makefile b/elf/Makefile
index 6d1962b2e4deb871..4e1356b9172aee02 100644
--- a/elf/Makefile
+++ b/elf/Makefile
@@ -191,6 +191,7 @@ tests += restest1 preloadtest loadfail multiload origtest resolvfail \
tst-nodelete2 tst-audit11 tst-audit12 tst-dlsym-error tst-noload \
tst-latepthread tst-tls-manydynamic tst-nodelete-dlclose \
tst-debug1 tst-main1 tst-absolute-sym tst-absolute-zero tst-big-note \
+ tst-audit13 \
tst-sonamemove-link tst-sonamemove-dlopen tst-initfinilazyfail \
tst-dlopenfail tst-dlopenfail-2 \
tst-filterobj tst-filterobj-dlopen tst-auxobj tst-auxobj-dlopen
@@ -300,7 +301,7 @@ modules-names = testobj1 testobj2 testobj3 testobj4 testobj5 testobj6 \
tst-nodelete-dlclose-dso tst-nodelete-dlclose-plugin \
tst-main1mod tst-libc_dlvsym-dso tst-absolute-sym-lib \
tst-absolute-zero-lib tst-big-note-lib \
- tst-sonamemove-linkmod1 \
+ tst-audit13mod1 tst-sonamemove-linkmod1 \
tst-sonamemove-runmod1 tst-sonamemove-runmod2 \
tst-initlazyfailmod tst-finilazyfailmod \
tst-dlopenfailmod1 tst-dlopenfaillinkmod tst-dlopenfailmod2 \
@@ -1428,6 +1429,10 @@ tst-audit12-ENV = LD_AUDIT=$(objpfx)tst-auditmod12.so
$(objpfx)tst-audit12mod1.so: $(objpfx)tst-audit12mod2.so
LDFLAGS-tst-audit12mod2.so = -Wl,--version-script=tst-audit12mod2.map
+$(objpfx)tst-audit13.out: $(objpfx)tst-audit13mod1.so
+LDFLAGS-tst-audit13mod1.so = -Wl,-z,lazy
+tst-audit13-ENV = LD_AUDIT=$(objpfx)tst-audit13mod1.so
+
# tst-sonamemove links against an older implementation of the library.
LDFLAGS-tst-sonamemove-linkmod1.so = \
-Wl,--version-script=tst-sonamemove-linkmod1.map \
diff --git a/elf/tst-audit13.c b/elf/tst-audit13.c
new file mode 100644
index 0000000000000000..6f587baf581ce32c
--- /dev/null
+++ b/elf/tst-audit13.c
@@ -0,0 +1,28 @@
+/* Check for invalid audit version (BZ#24122).
+ Copyright (C) 2019 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
+ <http://www.gnu.org/licenses/>. */
+
+#include <stdio.h>
+
+static int
+do_test (void)
+{
+ puts ("plt call");
+ return 0;
+}
+
+#include <support/test-driver.c>
diff --git a/elf/tst-audit13mod1.c b/elf/tst-audit13mod1.c
new file mode 100644
index 0000000000000000..cf017e235c7ae030
--- /dev/null
+++ b/elf/tst-audit13mod1.c
@@ -0,0 +1,93 @@
+/* Check for invalid audit version (BZ#24122).
+ Copyright (C) 2019 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
+ <http://www.gnu.org/licenses/>. */
+
+#include <link.h>
+#include <stdlib.h>
+
+unsigned int
+la_version (unsigned int version)
+{
+ /* The audit specification says that a version of 0 or a version
+ greater than any version supported by the dynamic loader shall
+ cause the module to be ignored. */
+ return 0;
+}
+
+void
+la_activity (uintptr_t *cookie, unsigned int flag)
+{
+ exit (EXIT_FAILURE);
+}
+
+char *
+la_objsearch (const char *name, uintptr_t *cookie, unsigned int flag)
+{
+ exit (EXIT_FAILURE);
+}
+
+unsigned int
+la_objopen (struct link_map *map, Lmid_t lmid, uintptr_t * cookie)
+{
+ exit (EXIT_FAILURE);
+}
+
+void
+la_preinit (uintptr_t * cookie)
+{
+ exit (EXIT_FAILURE);
+}
+
+uintptr_t
+#if __ELF_NATIVE_CLASS == 32
+la_symbind32 (Elf32_Sym *sym, unsigned int ndx, uintptr_t *refcook,
+ uintptr_t *defcook, unsigned int *flags, const char *symname)
+#else
+la_symbind64 (Elf64_Sym *sym, unsigned int ndx, uintptr_t *refcook,
+ uintptr_t *defcook, unsigned int *flags, const char *symname)
+#endif
+{
+ exit (EXIT_FAILURE);
+}
+
+unsigned int
+la_objclose (uintptr_t * cookie)
+{
+ exit (EXIT_FAILURE);
+}
+
+#include <tst-audit.h>
+#if (!defined (pltenter) || !defined (pltexit) || !defined (La_regs) \
+ || !defined (La_retval) || !defined (int_retval))
+# error "architecture specific code needed in sysdeps/CPU/tst-audit.h"
+#endif
+
+ElfW(Addr)
+pltenter (ElfW(Sym) *sym, unsigned int ndx, uintptr_t *refcook,
+ uintptr_t *defcook, La_regs *regs, unsigned int *flags,
+ const char *symname, long int *framesizep)
+{
+ exit (EXIT_FAILURE);
+}
+
+unsigned int
+pltexit (ElfW(Sym) *sym, unsigned int ndx, uintptr_t *refcook,
+ uintptr_t *defcook, const La_regs *inregs, La_retval *outregs,
+ const char *symname)
+{
+ exit (EXIT_FAILURE);
+}
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