[Bug gdb/19555] New: segmentation fault reading symbols

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https://sourceware.org/bugzilla/show_bug.cgi?id=19555

            Bug ID: 19555
           Summary: segmentation fault reading symbols
           Product: gdb
           Version: 7.10
            Status: NEW
          Severity: critical
          Priority: P2
         Component: gdb
          Assignee: unassigned at sourceware dot org
          Reporter: faorg-lists at yahoo dot co.uk
  Target Milestone: ---

Reading symbols from /path/to/program...Segmentation fault

#0  0x00007fc879c9835a in strlen () from /lib64/libc.so.6
#1  0x000000000060d8f6 in set_objfile_main_name
(objfile=objfile@entry=0x27689a0, name=0x0, lang=lang@entry=language_fortran)
at objfiles.c:198
#2  0x0000000000638561 in read_partial_die (info_ptr=<optimized out>,
abbrev_len=<optimized out>, abbrev=0x2ebc320, part_die=0x2ec9450,
reader=0x7ffd5cb4f9a0) at dwarf2read.c:15903
#3  load_partial_dies (reader=reader@entry=0x7ffd5cb4f9a0, info_ptr=<optimized
out>, info_ptr@entry=0x7fc87b50fa18 "\002",
building_psymtab=building_psymtab@entry=1) at dwarf2read.c:15580
#4  0x000000000063924b in process_psymtab_comp_unit_reader
(reader=reader@entry=0x7ffd5cb4f9a0, info_ptr=0x7fc87b50fa18 "\002",
comp_unit_die=0x2ec9320, has_children=<optimized out>,
data=data@entry=0x7ffd5cb4fa20) at dwarf2read.c:5994
#5  0x000000000062e7d6 in init_cutu_and_read_dies
(this_cu=this_cu@entry=0x2765f80, abbrev_table=abbrev_table@entry=0x0,
use_existing_cu=use_existing_cu@entry=0, keep=keep@entry=0,
die_reader_func=die_reader_func@entry=0x638e80
<process_psymtab_comp_unit_reader>, data=data@entry=0x7ffd5cb4fa20) at
dwarf2read.c:5609
#6  0x00000000006315d1 in process_psymtab_comp_unit (this_cu=0x2765f80,
want_partial_unit=0, pretend_language=language_minimal) at dwarf2read.c:6081
#7  0x0000000000640711 in dwarf2_build_psymtabs_hard (objfile=0x27689a0) at
dwarf2read.c:6480
#8  dwarf2_build_psymtabs (objfile=0x27689a0) at dwarf2read.c:4251
#9  0x000000000059dbee in require_partial_symbols
(objfile=objfile@entry=0x27689a0, verbose=verbose@entry=0) at psymtab.c:91
#10 0x00000000005a3014 in read_symbols (objfile=objfile@entry=0x27689a0,
add_flags=add_flags@entry=6) at symfile.c:900
#11 0x00000000005a2b5d in syms_from_objfile_1 (add_flags=6, addrs=0x2771140,
objfile=0x27689a0) at symfile.c:1078
#12 syms_from_objfile (add_flags=6, addrs=0x1, objfile=0x27689a0) at
symfile.c:1094
#13 symbol_file_add_with_addrs (abfd=abfd@entry=0x27668a0,
name=name@entry=0x2744030 "/path/to/program", add_flags=add_flags@entry=6,
addrs=addrs@entry=0x0, flags=flags@entry=8, parent=parent@entry=0x0) at
symfile.c:1191
#14 0x00000000005a30b4 in symbol_file_add_from_bfd (parent=0x0, flags=8,
addrs=0x0, add_flags=6, name=0x2744030 "/path/to/program", abfd=0x27668a0) at
symfile.c:1280
#15 symbol_file_add (name=name@entry=0x2744030 "/path/to/program", add_flags=6,
addrs=addrs@entry=0x0, flags=flags@entry=8) at symfile.c:1295
#16 0x00000000005a3115 in symbol_file_add_main_1 (args=args@entry=0x2744030
"/path/to/program", from_tty=from_tty@entry=1, flags=flags@entry=8) at
symfile.c:1320
#17 0x00000000005a31c7 in symbol_file_command (args=args@entry=0x2547d85
"/path/to/program", from_tty=from_tty@entry=1) at symfile.c:1666
#18 0x000000000060b07a in file_command (arg=0x2547d85 "/path/to/program",
from_tty=1) at exec.c:395
#19 0x000000000069a4fd in execute_command (p=<optimized out>, p@entry=0x2547d80
"", from_tty=1) at top.c:468
#20 0x00000000005d56f1 in command_handler (command=0x2547d80 "") at
event-top.c:494
#21 0x00000000005d5c4c in command_line_handler (rl=<optimized out>) at
event-top.c:692
#22 0x00000000006ed4f0 in rl_callback_read_char () at callback.c:220
#23 0x00000000005d5759 in rl_callback_read_char_wrapper (client_data=<optimized
out>) at event-top.c:171
#24 0x00000000005d57a3 in stdin_event_handler (error=<optimized out>,
client_data=0x0) at event-top.c:432
#25 0x00000000005d465d in gdb_wait_for_event (block=block@entry=1) at
event-loop.c:834
#26 0x00000000005d48a2 in gdb_do_one_event () at event-loop.c:323
#27 0x00000000005d491e in start_event_loop () at event-loop.c:347
#28 0x00000000005ce563 in captured_command_loop (data=data@entry=0x0) at
main.c:318
#29 0x00000000005cba9d in catch_errors (func=func@entry=0x5ce550
<captured_command_loop>, func_args=func_args@entry=0x0,
errstring=errstring@entry=0x7c3202 "", mask=mask@entry=RETURN_MASK_ALL) at
exceptions.c:240
#30 0x00000000005cf4fe in captured_main (data=data@entry=0x7ffd5cb4fff0) at
main.c:1157
#31 0x00000000005cba9d in catch_errors (func=func@entry=0x5cea90
<captured_main>, func_args=func_args@entry=0x7ffd5cb4fff0,
errstring=errstring@entry=0x7c3202 "", mask=mask@entry=RETURN_MASK_ALL) at
exceptions.c:240
#32 0x00000000005cf9ab in gdb_main (args=args@entry=0x7ffd5cb4fff0) at
main.c:1165
#33 0x000000000046f295 in main (argc=<optimized out>, argv=<optimized out>) at
gdb.c:32

GNU gdb (GDB) 7.10.1
gcc (GCC) 5.1.0
ifort (IFORT) 16.0.0 20150815
Linux version 3.16.7-29-desktop

Possibly related to Bug 19419?

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