Ignore section symbols without a BFD section

bfd/

	PR binutils/14493
	* elf.c (ignore_section_sym): Also ignore section symbols without
	a BFD section.

binutils/

	PR binutils/14493
	* readelf.c (get_symbol_index_type): Check bad section index.

4 files changed, 41 insertions, 20 deletions

diff --git a/bfd/ChangeLog b/bfd/ChangeLog
index 189d52d..a716502 100644
--- a/bfd/ChangeLog
+++ b/bfd/ChangeLog
@@ -1,3 +1,9 @@
+2012-09-04  H.J. Lu  <hongjiu.lu@intel.com>
+
+	PR binutils/14493
+	* elf.c (ignore_section_sym): Also ignore section symbols without
+	a BFD section.
+
 2012-09-03  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
 
 	* elf32-s390.c (elf_s390_relocate_section): Handle PLTOFF for
diff --git a/bfd/elf.c b/bfd/elf.c
index 0208e05..b4043b1 100644
--- a/bfd/elf.c
+++ b/bfd/elf.c
@@ -3264,13 +3264,21 @@ sym_is_global (bfd *abfd, asymbol *sym)
 }
 
 /* Don't output section symbols for sections that are not going to be
-   output, or that are duplicates.  */
+   output, that are duplicates or there is no BFD section.  */
 
 static bfd_boolean
 ignore_section_sym (bfd *abfd, asymbol *sym)
 {
-  return ((sym->flags & BSF_SECTION_SYM) != 0
-	  && !(sym->section->owner == abfd
+  elf_symbol_type *type_ptr;
+
+  if ((sym->flags & BSF_SECTION_SYM) == 0)
+    return FALSE;
+
+  type_ptr = elf_symbol_from (abfd, sym);
+  return ((type_ptr != NULL
+	   && type_ptr->internal_elf_sym.st_shndx != 0
+	   && bfd_is_abs_section (sym->section))
+	  || !(sym->section->owner == abfd
 	       || (sym->section->output_section->owner == abfd
 		   && sym->section->output_offset == 0)
 	       || bfd_is_abs_section (sym->section)));
diff --git a/binutils/ChangeLog b/binutils/ChangeLog
index 922396a..5c6fcb7 100644
--- a/binutils/ChangeLog
+++ b/binutils/ChangeLog
@@ -1,3 +1,8 @@
+2012-09-04  H.J. Lu  <hongjiu.lu@intel.com>
+
+	PR binutils/14493
+	* readelf.c (get_symbol_index_type): Check bad section index.
+
 2012-08-24  Matthew Gretton-Dann  <matthew.gretton-dann@arm.com>
 
 	* readelf.c (arm_attr_tag_CPU_arch): Update for ARMv8.
@@ -20,15 +25,15 @@
 	* bfdtest1.c: New file.
 
 2012-08-13  Ian Bolton  <ian.bolton@arm.com>
-            Laurent Desnogues  <laurent.desnogues@arm.com>
-            Jim MacArthur  <jim.macarthur@arm.com>
-            Marcus Shawcroft  <marcus.shawcroft@arm.com>
-            Nigel Stephens  <nigel.stephens@arm.com>
-            Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
-            Richard Earnshaw  <rearnsha@arm.com>
-            Sofiane Naci  <sofiane.naci@arm.com>
-            Tejas Belagod  <tejas.belagod@arm.com>
-            Yufeng Zhang  <yufeng.zhang@arm.com>
+	    Laurent Desnogues  <laurent.desnogues@arm.com>
+	    Jim MacArthur  <jim.macarthur@arm.com>
+	    Marcus Shawcroft  <marcus.shawcroft@arm.com>
+	    Nigel Stephens  <nigel.stephens@arm.com>
+	    Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
+	    Richard Earnshaw  <rearnsha@arm.com>
+	    Sofiane Naci  <sofiane.naci@arm.com>
+	    Tejas Belagod  <tejas.belagod@arm.com>
+	    Yufeng Zhang  <yufeng.zhang@arm.com>
 
 	* readelf.c (guess_is_rela): Handle EM_AARCH64.
 	(get_machine_name): Likewise.
@@ -88,17 +93,17 @@
 2012-07-24  Teresa Johnson  <tejohnson@google.com>
 
 	* addr2line.c (find_address_in_section): Invoke
-        bfd_find_nearest_line_discriminator to get the discriminator.
+	bfd_find_nearest_line_discriminator to get the discriminator.
 	(find_offset_in_section): Likewise.
 	(translate_addresses): Print discriminator if it is non-zero.
 	* objdump.c (show_line): Invoke
-        bfd_find_nearest_line_discriminator to get the discriminator,
-        and keep track of prev_discriminator. Print discriminator
-        if it is non-zero.
+	bfd_find_nearest_line_discriminator to get the discriminator,
+	and keep track of prev_discriminator. Print discriminator
+	if it is non-zero.
 	(disassemble_data): Initialize prev_discriminator.
 	(dump_reloc_set): Invoke bfd_find_nearest_line_discriminator
-        to get the discriminator, and keep track of last_discriminator.
-        Print discriminator if it is non-zero.
+	to get the discriminator, and keep track of last_discriminator.
+	Print discriminator if it is non-zero.
 
 2012-07-17  Nick Clifton  <nickc@redhat.com>
 
@@ -360,8 +365,8 @@
 
 2012-04-11  Ryan Mansfield  <rmansfield@qnx.com>
 
-        * objdump.c (dump_bfd): If defaulting to dwarf call
-        dwarf_select_sections_all to enable displays.
+	* objdump.c (dump_bfd): If defaulting to dwarf call
+	dwarf_select_sections_all to enable displays.
 
 2012-04-06  Roland McGrath  <mcgrathr@google.com>
 
diff --git a/binutils/readelf.c b/binutils/readelf.c
index 89cff24..2fbf2ae 100644
--- a/binutils/readelf.c
+++ b/binutils/readelf.c
@@ -8974,6 +8974,8 @@ get_symbol_index_type (unsigned int type)
 	sprintf (buff, "OS [0x%04x]", type & 0xffff);
       else if (type >= SHN_LORESERVE)
 	sprintf (buff, "RSV[0x%04x]", type & 0xffff);
+      else if (type >= elf_header.e_shnum)
+	sprintf (buff, "bad section index[%3d]", type);
       else
 	sprintf (buff, "%3d", type);
       break;