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| author | Ulrich Weigand <uweigand@de.ibm.com> | 2013-09-25 11:52:50 +0000 |
|---|---|---|
| committer | Ulrich Weigand <uweigand@de.ibm.com> | 2013-09-25 11:52:50 +0000 |
| commit | 7d760051ffb8a23cdc51342d4e6243fbc462f73f (patch) | |
| tree | fb9306fe2c91b5731821ac3bfb9689660849fea7 /gdb/solib-svr4.c | |
| parent | 020f703635b9a8dcc29dce41a682b99bde1e8c74 (diff) | |
| download | gdb-7d760051ffb8a23cdc51342d4e6243fbc462f73f.zip gdb-7d760051ffb8a23cdc51342d4e6243fbc462f73f.tar.gz gdb-7d760051ffb8a23cdc51342d4e6243fbc462f73f.tar.bz2 | |
ChangeLog:
2013-09-25 Andreas Arnez <arnez@linux.vnet.ibm.com>
PR shlibs/8882
* solib-svr4.c (svr4_read_so_list): Skip the vDSO when reading
link map entries.
testsuite/ChangeLog:
2013-09-25 Andreas Arnez <arnez@linux.vnet.ibm.com>
PR shlibs/8882
* gdb.base/corefile.exp: Add a check to assure warning-free
core-file load.
Diffstat (limited to 'gdb/solib-svr4.c')
| -rw-r--r-- | gdb/solib-svr4.c | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/gdb/solib-svr4.c b/gdb/solib-svr4.c index a497c6c..ddbbd94 100644 --- a/gdb/solib-svr4.c +++ b/gdb/solib-svr4.c @@ -1310,6 +1310,7 @@ static int svr4_read_so_list (CORE_ADDR lm, CORE_ADDR prev_lm, struct so_list ***link_ptr_ptr, int ignore_first) { + struct so_list *first = NULL; CORE_ADDR next_lm; for (; lm != 0; prev_lm = lm, lm = next_lm) @@ -1349,6 +1350,7 @@ svr4_read_so_list (CORE_ADDR lm, CORE_ADDR prev_lm, { struct svr4_info *info = get_svr4_info (); + first = new; info->main_lm_addr = new->lm_info->lm_addr; do_cleanups (old_chain); continue; @@ -1359,8 +1361,14 @@ svr4_read_so_list (CORE_ADDR lm, CORE_ADDR prev_lm, SO_NAME_MAX_PATH_SIZE - 1, &errcode); if (errcode != 0) { - warning (_("Can't read pathname for load map: %s."), - safe_strerror (errcode)); + /* If this entry's l_name address matches that of the + inferior executable, then this is not a normal shared + object, but (most likely) a vDSO. In this case, silently + skip it; otherwise emit a warning. */ + if (first == NULL + || new->lm_info->l_name != first->lm_info->l_name) + warning (_("Can't read pathname for load map: %s."), + safe_strerror (errcode)); do_cleanups (old_chain); continue; } |