Fix build-id-core-loads internal error (BZ 837870).
This commit is contained in:
Jan Kratochvil
parent
c501c4bdb1
commit
5387893eab
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@ -1,7 +1,7 @@
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Index: gdb-7.4.50.20120703/gdb/corelow.c
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===================================================================
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--- gdb-7.4.50.20120703.orig/gdb/corelow.c 2012-07-03 17:30:07.000000000 +0200
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+++ gdb-7.4.50.20120703/gdb/corelow.c 2012-07-03 17:33:27.882513714 +0200
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--- gdb-7.4.50.20120703.orig/gdb/corelow.c 2012-07-06 15:04:04.378487860 +0200
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+++ gdb-7.4.50.20120703/gdb/corelow.c 2012-07-06 15:38:41.272908113 +0200
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@@ -47,6 +47,9 @@
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#include "progspace.h"
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#include "objfiles.h"
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@ -65,20 +65,22 @@ Index: gdb-7.4.50.20120703/gdb/corelow.c
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/* This routine opens and sets up the core file bfd. */
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static void
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@@ -378,6 +427,12 @@ core_open (char *filename, int from_tty)
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push_target (&core_ops);
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discard_cleanups (old_chain);
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@@ -420,6 +469,14 @@ core_open (char *filename, int from_tty)
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switch_to_thread (thread->ptid);
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}
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+ /* Find the build_id identifiers. If it gets executed after
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+ POST_CREATE_INFERIOR we would clash with asking to discard the already
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+ loaded VDSO symbols. */
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+ loaded VDSO symbols. If it gets executed before bfd_map_over_sections
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+ INFERIOR_PTID is still not set and libthread_db initialization crashes on
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+ PID == 0 in ps_pglobal_lookup. */
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+ if (build_id_core_loads != 0)
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+ build_id_locate_exec (from_tty);
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+
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/* Do this before acknowledging the inferior, so if
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post_create_inferior throws (can happen easilly if you're loading
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a core file with the wrong exec), we aren't left with threads
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@@ -941,4 +996,11 @@ _initialize_corelow (void)
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post_create_inferior (&core_ops, from_tty);
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/* Now go through the target stack looking for threads since there
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@@ -941,4 +998,11 @@ _initialize_corelow (void)
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init_core_ops ();
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add_target (&core_ops);
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@ -92,8 +94,8 @@ Index: gdb-7.4.50.20120703/gdb/corelow.c
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}
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Index: gdb-7.4.50.20120703/gdb/doc/gdb.texinfo
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===================================================================
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--- gdb-7.4.50.20120703.orig/gdb/doc/gdb.texinfo 2012-07-03 17:31:40.000000000 +0200
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+++ gdb-7.4.50.20120703/gdb/doc/gdb.texinfo 2012-07-03 17:33:14.630529528 +0200
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--- gdb-7.4.50.20120703.orig/gdb/doc/gdb.texinfo 2012-07-06 15:04:04.378487860 +0200
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+++ gdb-7.4.50.20120703/gdb/doc/gdb.texinfo 2012-07-06 15:04:26.069463330 +0200
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@@ -16530,6 +16530,27 @@ information files.
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@end table
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@ -124,8 +126,8 @@ Index: gdb-7.4.50.20120703/gdb/doc/gdb.texinfo
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A debug link is a special section of the executable file named
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Index: gdb-7.4.50.20120703/gdb/solib-svr4.c
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===================================================================
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--- gdb-7.4.50.20120703.orig/gdb/solib-svr4.c 2012-06-05 17:44:03.000000000 +0200
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+++ gdb-7.4.50.20120703/gdb/solib-svr4.c 2012-07-03 17:33:14.631529527 +0200
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--- gdb-7.4.50.20120703.orig/gdb/solib-svr4.c 2012-07-06 15:04:04.378487860 +0200
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+++ gdb-7.4.50.20120703/gdb/solib-svr4.c 2012-07-06 15:38:41.433907928 +0200
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@@ -1227,9 +1227,52 @@ svr4_read_so_list (CORE_ADDR lm, struct
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continue;
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}
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@ -184,8 +186,8 @@ Index: gdb-7.4.50.20120703/gdb/solib-svr4.c
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/* If this entry has no name, or its name matches the name
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Index: gdb-7.4.50.20120703/gdb/elfread.c
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===================================================================
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--- gdb-7.4.50.20120703.orig/gdb/elfread.c 2012-07-03 17:30:07.000000000 +0200
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+++ gdb-7.4.50.20120703/gdb/elfread.c 2012-07-03 17:34:04.778468965 +0200
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--- gdb-7.4.50.20120703.orig/gdb/elfread.c 2012-07-06 15:04:04.378487860 +0200
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+++ gdb-7.4.50.20120703/gdb/elfread.c 2012-07-06 15:38:41.272908113 +0200
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@@ -45,6 +45,11 @@
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#include "regcache.h"
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#include "bcache.h"
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@ -962,8 +964,8 @@ Index: gdb-7.4.50.20120703/gdb/elfread.c
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}
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Index: gdb-7.4.50.20120703/gdb/symfile.h
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===================================================================
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--- gdb-7.4.50.20120703.orig/gdb/symfile.h 2012-05-25 00:14:35.000000000 +0200
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+++ gdb-7.4.50.20120703/gdb/symfile.h 2012-07-03 17:33:14.632529526 +0200
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--- gdb-7.4.50.20120703.orig/gdb/symfile.h 2012-07-06 15:04:04.378487860 +0200
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+++ gdb-7.4.50.20120703/gdb/symfile.h 2012-07-06 15:38:41.272908113 +0200
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@@ -615,6 +615,13 @@ void free_symfile_segment_data (struct s
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extern struct cleanup *increment_reading_symtab (void);
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@ -980,8 +982,8 @@ Index: gdb-7.4.50.20120703/gdb/symfile.h
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/* Names for a dwarf2 debugging section. The field NORMAL is the normal
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Index: gdb-7.4.50.20120703/gdb/testsuite/lib/gdb.exp
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===================================================================
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--- gdb-7.4.50.20120703.orig/gdb/testsuite/lib/gdb.exp 2012-07-03 17:30:09.000000000 +0200
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+++ gdb-7.4.50.20120703/gdb/testsuite/lib/gdb.exp 2012-07-03 17:33:14.633529524 +0200
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--- gdb-7.4.50.20120703.orig/gdb/testsuite/lib/gdb.exp 2012-07-06 15:04:04.378487860 +0200
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+++ gdb-7.4.50.20120703/gdb/testsuite/lib/gdb.exp 2012-07-06 15:38:41.272908113 +0200
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@@ -1388,6 +1388,16 @@ proc default_gdb_start { } {
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warning "Couldn't set the width to 0."
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}
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@ -1001,8 +1003,8 @@ Index: gdb-7.4.50.20120703/gdb/testsuite/lib/gdb.exp
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Index: gdb-7.4.50.20120703/gdb/testsuite/lib/mi-support.exp
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===================================================================
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--- gdb-7.4.50.20120703.orig/gdb/testsuite/lib/mi-support.exp 2012-04-14 14:18:44.000000000 +0200
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+++ gdb-7.4.50.20120703/gdb/testsuite/lib/mi-support.exp 2012-07-03 17:33:14.633529524 +0200
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--- gdb-7.4.50.20120703.orig/gdb/testsuite/lib/mi-support.exp 2012-07-06 15:04:04.378487860 +0200
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+++ gdb-7.4.50.20120703/gdb/testsuite/lib/mi-support.exp 2012-07-06 15:38:41.272908113 +0200
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@@ -213,6 +213,16 @@ proc default_mi_gdb_start { args } {
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warning "Couldn't set the width to 0."
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}
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@ -1022,8 +1024,8 @@ Index: gdb-7.4.50.20120703/gdb/testsuite/lib/mi-support.exp
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if { $separate_inferior_pty } {
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Index: gdb-7.4.50.20120703/gdb/objfiles.h
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===================================================================
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--- gdb-7.4.50.20120703.orig/gdb/objfiles.h 2012-07-03 17:30:07.000000000 +0200
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+++ gdb-7.4.50.20120703/gdb/objfiles.h 2012-07-03 17:33:14.633529524 +0200
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--- gdb-7.4.50.20120703.orig/gdb/objfiles.h 2012-07-06 15:04:04.378487860 +0200
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+++ gdb-7.4.50.20120703/gdb/objfiles.h 2012-07-06 15:04:26.073463324 +0200
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@@ -432,6 +432,10 @@ struct objfile
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#define OBJF_MAINLINE (1 << 5)
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@ -1035,3 +1037,41 @@ Index: gdb-7.4.50.20120703/gdb/objfiles.h
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/* The object file that contains the runtime common minimal symbols
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for SunOS4. Note that this objfile has no associated BFD. */
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Index: gdb-7.4.50.20120703/gdb/testsuite/gdb.base/corefile.exp
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===================================================================
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--- gdb-7.4.50.20120703.orig/gdb/testsuite/gdb.base/corefile.exp 2012-06-21 22:46:21.000000000 +0200
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+++ gdb-7.4.50.20120703/gdb/testsuite/gdb.base/corefile.exp 2012-07-06 15:39:41.601838633 +0200
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@@ -256,3 +256,33 @@ if ![is_remote target] {
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gdb_exit
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}
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+
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+
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+# Test auto-loading of binary files through build-id from the core file.
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+set buildid [build_id_debug_filename_get $binfile]
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+set wholetest "binfile found by build-id"
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+if {$buildid == ""} {
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+ untested "$wholetest (binary has no build-id)"
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+} else {
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+ gdb_exit
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+ gdb_start
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+
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+ regsub {\.debug$} $buildid {} buildid
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+ set debugdir ${objdir}/${subdir}/${testfile}-debugdir
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+ file delete -force -- $debugdir
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+ file mkdir $debugdir/[file dirname $buildid]
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+ file copy $binfile $debugdir/$buildid
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+
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+ set test "show debug-file-directory"
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+ gdb_test_multiple $test $test {
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+ -re "The directory where separate debug symbols are searched for is \"(.*)\"\\.\r\n$gdb_prompt $" {
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+ set debugdir_orig $expect_out(1,string)
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+ pass $test
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+ }
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+ }
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+ gdb_test_no_output "set debug-file-directory $debugdir:$debugdir_orig" "set debug-file-directory"
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+ gdb_test "show build-id-core-loads" {Whether CORE-FILE loads the build-id associated files automatically is on\.}
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+ gdb_test "core-file $corefile" "\r\nProgram terminated with .*" "core-file without executable"
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+ gdb_test "info files" "Local exec file:\r\n\[ \t\]*`[string_to_regexp $debugdir/$buildid]', file type .*"
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+ pass $wholetest
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+}
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@ -5,8 +5,8 @@ Subject: [patch] Fix GNU/Linux core open: Can't read pathname for load map: Inp
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Index: gdb-7.4.50.20120703/gdb/solib-svr4.c
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===================================================================
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--- gdb-7.4.50.20120703.orig/gdb/solib-svr4.c 2012-07-03 17:34:18.000000000 +0200
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+++ gdb-7.4.50.20120703/gdb/solib-svr4.c 2012-07-03 17:34:35.614432174 +0200
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--- gdb-7.4.50.20120703.orig/gdb/solib-svr4.c 2012-07-06 15:39:57.000000000 +0200
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+++ gdb-7.4.50.20120703/gdb/solib-svr4.c 2012-07-06 15:40:01.124816148 +0200
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@@ -1221,8 +1221,17 @@ svr4_read_so_list (CORE_ADDR lm, struct
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SO_NAME_MAX_PATH_SIZE - 1, &errcode);
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if (errcode != 0)
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@ -29,8 +29,8 @@ Index: gdb-7.4.50.20120703/gdb/solib-svr4.c
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}
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Index: gdb-7.4.50.20120703/gdb/solib.c
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===================================================================
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--- gdb-7.4.50.20120703.orig/gdb/solib.c 2012-07-03 17:30:07.000000000 +0200
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+++ gdb-7.4.50.20120703/gdb/solib.c 2012-07-03 17:34:35.616432172 +0200
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--- gdb-7.4.50.20120703.orig/gdb/solib.c 2012-07-06 15:38:39.000000000 +0200
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+++ gdb-7.4.50.20120703/gdb/solib.c 2012-07-06 15:40:01.125816147 +0200
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@@ -672,7 +672,7 @@ solib_used (const struct so_list *const
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processes we've just attached to, so that's okay. */
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@ -64,13 +64,14 @@ Index: gdb-7.4.50.20120703/gdb/solib.c
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Index: gdb-7.4.50.20120703/gdb/testsuite/gdb.base/corefile.exp
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===================================================================
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--- gdb-7.4.50.20120703.orig/gdb/testsuite/gdb.base/corefile.exp 2012-06-21 22:46:21.000000000 +0200
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+++ gdb-7.4.50.20120703/gdb/testsuite/gdb.base/corefile.exp 2012-07-03 17:34:35.617432171 +0200
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@@ -256,3 +256,18 @@ if ![is_remote target] {
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gdb_exit
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--- gdb-7.4.50.20120703.orig/gdb/testsuite/gdb.base/corefile.exp 2012-07-06 15:39:41.000000000 +0200
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+++ gdb-7.4.50.20120703/gdb/testsuite/gdb.base/corefile.exp 2012-07-06 15:40:10.322805539 +0200
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@@ -286,3 +286,19 @@ if {$buildid == ""} {
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gdb_test "info files" "Local exec file:\r\n\[ \t\]*`[string_to_regexp $debugdir/$buildid]', file type .*"
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pass $wholetest
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}
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+
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+
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+# Test Linux specific vDSO warning:
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+# warning: Can't read pathname for load map: Input/output error.
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+
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@ -87,8 +88,8 @@ Index: gdb-7.4.50.20120703/gdb/testsuite/gdb.base/corefile.exp
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+}
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Index: gdb-7.4.50.20120703/gdb/testsuite/gdb.base/solib-symbol.exp
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===================================================================
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--- gdb-7.4.50.20120703.orig/gdb/testsuite/gdb.base/solib-symbol.exp 2012-06-21 22:46:22.000000000 +0200
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+++ gdb-7.4.50.20120703/gdb/testsuite/gdb.base/solib-symbol.exp 2012-07-03 17:36:06.520322820 +0200
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--- gdb-7.4.50.20120703.orig/gdb/testsuite/gdb.base/solib-symbol.exp 2012-07-06 15:38:39.000000000 +0200
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+++ gdb-7.4.50.20120703/gdb/testsuite/gdb.base/solib-symbol.exp 2012-07-06 15:40:01.127816145 +0200
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@@ -27,7 +27,8 @@ set lib_flags [list debug ldflags=-Wl,-B
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# Binary file.
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set testfile "solib-symbol-main"
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5
gdb.spec
5
gdb.spec
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@ -35,7 +35,7 @@ Version: 7.4.50.%{snap}
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# The release always contains a leading reserved number, start it at 1.
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# `upstream' is not a part of `name' to stay fully rpm dependencies compatible for the testing.
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Release: 9%{?dist}
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Release: 10%{?dist}
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License: GPLv3+ and GPLv3+ with exceptions and GPLv2+ and GPLv2+ with exceptions and GPL+ and LGPLv2+ and BSD and Public Domain
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Group: Development/Debuggers
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@ -1352,6 +1352,9 @@ fi
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%endif # 0%{!?el5:1} || "%{_target_cpu}" == "noarch"
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%changelog
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* Fri Jul 6 2012 Jan Kratochvil <jan.kratochvil@redhat.com> - 7.4.50.20120703-10.fc18
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- Fix build-id-core-loads internal error (BZ 837870).
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* Thu Jul 5 2012 Jan Kratochvil <jan.kratochvil@redhat.com> - 7.4.50.20120703-9.fc18
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- Implement MiniDebugInfo F-18 Feature consumer (Alexander Larsson, BZ 834068).
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