diff options
| author | Tom de Vries <tdevries@suse.de> | 2022-07-15 17:10:20 +0200 |
|---|---|---|
| committer | Tom de Vries <tdevries@suse.de> | 2022-07-21 15:06:40 +0200 |
| commit | b0a46c96e426d48f8923091817701e3491dac20b (patch) | |
| tree | 1131d5420882abc87fe10c5f96ee5bfe36accff6 /gdb/gdb-demangle.h | |
| parent | 19947698dedfb490ec4abde00fe8b659a1e6949f (diff) | |
| download | binutils-b0a46c96e426d48f8923091817701e3491dac20b.zip binutils-b0a46c96e426d48f8923091817701e3491dac20b.tar.gz binutils-b0a46c96e426d48f8923091817701e3491dac20b.tar.bz2 | |
[gdb/symtab] Fix data race in get_die_type_at_offset
Data race between:
...
==================
WARNING: ThreadSanitizer: data race (pid=28142)
Read of size 4 at 0x7b1c0004b978 by thread T2:
#0 htab_find_with_hash libiberty/hashtab.c:591 (gdb+0x1c5a254)
#1 htab_find libiberty/hashtab.c:621 (gdb+0x1c5a44d)
#2 get_die_type_at_offset gdb/dwarf2/read.c:23877 (gdb+0x872004)
#3 get_die_type gdb/dwarf2/read.c:23890 (gdb+0x8720d0)
#4 read_type_die gdb/dwarf2/read.c:21460 (gdb+0x8698e4)
#5 process_die gdb/dwarf2/read.c:8674 (gdb+0x839f6e)
#6 read_file_scope gdb/dwarf2/read.c:9610 (gdb+0x83ca5d)
#7 process_die gdb/dwarf2/read.c:8614 (gdb+0x839e1f)
#8 process_full_comp_unit gdb/dwarf2/read.c:8383 (gdb+0x83945e)
#9 process_queue_item gdb/dwarf2/read.c:7592 (gdb+0x83597d)
...
and:
...
Previous write of size 4 at 0x7b1c0004b978 by thread T1:
#0 htab_find_with_hash libiberty/hashtab.c:591 (gdb+0x1c5a26e)
#1 htab_find libiberty/hashtab.c:621 (gdb+0x1c5a44d)
#2 get_die_type_at_offset gdb/dwarf2/read.c:23877 (gdb+0x872004)
#3 get_die_type gdb/dwarf2/read.c:23890 (gdb+0x8720d0)
#4 process_structure_scope gdb/dwarf2/read.c:14845 (gdb+0x851c12)
#5 process_die gdb/dwarf2/read.c:8643 (gdb+0x839f24)
#6 read_file_scope gdb/dwarf2/read.c:9610 (gdb+0x83ca5d)
#7 process_die gdb/dwarf2/read.c:8614 (gdb+0x839e1f)
#8 process_full_comp_unit gdb/dwarf2/read.c:8383 (gdb+0x83945e)
#9 process_queue_item gdb/dwarf2/read.c:7592 (gdb+0x83597d)
...
Fix by using lock, also in set_die_type.
Diffstat (limited to 'gdb/gdb-demangle.h')
0 files changed, 0 insertions, 0 deletions