https://sourceware.org/bugzilla/show_bug.cgi?id=28346
Bug ID: 28346
Summary: Segfault attempting to disassemble raw binary
Product: binutils
Version: 2.37
Status: UNCONFIRMED
Severity: normal
Priority: P2
Component: binutils
Assignee: unassigned at sourceware dot org
Reporter: luke_sourcewarebugs at dashjr dot org
Target Milestone: ---
Host: powerpc64le-unknown-linux-gnu
Target: xtensa-esp32-elf
Build: powerpc64le-unknown-linux-gnu
$ xtensa-esp32-elf-objdump -D -b binary -mxtensa
wifi_20191021014722_FW_7595_BPu_SU0_S411N_SC4002_6L5T.bin
wifi_20191021014722_FW_7595_BPu_SU0_S411N_SC4002_6L5T.bin: file format
binary
Disassembly of section .data:
00000000 <.data>:
Segmentation fault
(gdb) bt full
#0 0x00007ffff66edb14 in xtensa_property_section_name
(sec=sec@entry=0x1000b4ad8, base_name=base_name@entry=0x7ffff755de68
".xt.prop", separate_sections=1) at
/var/tmp/portage/cross-xtensa-esp32-elf/binutils-2.34-r2/work/binutils-2.34/bfd/elf32-xtensa.c:11160
suffix = <optimized out>
group_name = <optimized out>
prop_sec_name = <optimized out>
__PRETTY_FUNCTION__ = "xtensa_property_section_name"
#1 0x00007ffff66edfb4 in xtensa_get_separate_property_section
(sec=sec@entry=0x1000b4ad8, base_name=base_name@entry=0x7ffff755de68
".xt.prop", separate_section=separate_section@entry=1) at
/var/tmp/portage/cross-xtensa-esp32-elf/binutils-2.34-r2/work/binutils-2.34/bfd/elf32-xtensa.c:11210
prop_sec_name = <optimized out>
prop_sec = <optimized out>
#2 0x00007ffff66ee03c in xtensa_get_property_section
(sec=sec@entry=0x1000b4ad8, base_name=0x7ffff755de68 ".xt.prop") at
/var/tmp/portage/cross-xtensa-esp32-elf/binutils-2.34-r2/work/binutils-2.34/bfd/elf32-xtensa.c:11225
prop_sec = <optimized out>
#3 0x00007ffff66fcb10 in xtensa_read_table_entries (abfd=0x1000b1690,
section=0x1000b4ad8, table_p=0x7ffff7f73b18 <priv+680>, sec_name=<optimized
out>, output_addr=<optimized out>) at
/var/tmp/portage/cross-xtensa-esp32-elf/binutils-2.34-r2/work/binutils-2.34/bfd/elf32-xtensa.c:836
table_section = <optimized out>
table_size = 0
table_data = <optimized out>
blocks = <optimized out>
blk = <optimized out>
block_count = <optimized out>
num_records = 4295693968
internal_relocs = <optimized out>
irel = <optimized out>
rel_end = <optimized out>
section_addr = <optimized out>
off = <optimized out>
predef_flags = <optimized out>
table_entry_size = <optimized out>
section_limit = <optimized out>
#4 0x00007ffff7363eb4 in print_insn_xtensa (memaddr=0, info=0x7fffffffdc40) at
/var/tmp/portage/cross-xtensa-esp32-elf/binutils-2.34-r2/work/binutils-2.34/opcodes/xtensa-dis.c:316
abfd = 0x1000b1690
section = 0x1000b4ad8
operand_val = 0
bytes_fetched = <optimized out>
size = <optimized out>
maxsize = <optimized out>
i = <optimized out>
n = <optimized out>
noperands = <optimized out>
nslots = <optimized out>
isa = <optimized out>
opc = <optimized out>
fmt = <optimized out>
priv = {byte_buf = 0x1000b36b0 "p\rH\366\377\177", bailout = {{__jmpbuf
= {0 <repeats 64 times>}, __mask_was_saved = 0, __saved_mask = {__val = {0
<repeats 16 times>}}}}, last_section = 0x1000b4ad8, insn_table_entries = 0x0,
insn_table_entry_count = 0, insn_table_cur_addr = 0, insn_table_cur_idx = 0}
byte_buf = 0x1000b36b0 "p\rH\366\377\177"
insn_buffer = 0x1000b3670
slot_buffer = 0x1000b3690
first = <optimized out>
first_slot = <optimized out>
valid_insn = <optimized out>
insn_block = <optimized out>
#5 0x000000010001296c in disassemble_bytes (inf=inf@entry=0x7fffffffdc40,
disassemble_fn=0x7ffff7363d60 <print_insn_xtensa>, insns=insns@entry=1,
data=0x7ffff5870010 "Sign\253\035M\036", start_offset=<optimized out>,
start_offset@entry=0, stop_offset=<optimized out>, stop_offset@entry=1150976,
rel_offset=rel_offset@entry=0, relppp=relppp@entry=0x7fffffffd998,
relppend=relppend@entry=0x0) at
/var/tmp/portage/cross-xtensa-esp32-elf/binutils-2.34-r2/work/binutils-2.34/binutils/objdump.c:2740
buf = " 0\000J\v\000\001\000\000\000\370\027H\366\377\177",
'\000' <repeats 19 times>, "\"\361p|\334\216\272\220", <incomplete sequence
\330>
bpc = 0
pb = 0
z = <optimized out>
need_nl = 0
aux = 0x7fffffffdc08
section = 0x1000b4ad8
octets_per_line = 4
skip_addr_chars = 0
addr_offset = 0
opb = 1
skip_zeroes = 8
skip_zeroes_at_end = 3
octets = 0
sfile = {buffer = 0x1000b3010 "P\022H\366\377\177", pos = 0, alloc =
120}
color_buffer = <optimized out>
line_buffer = <optimized out>
max_level = <optimized out>
#6 0x0000000100013d40 in disassemble_section (abfd=0x1000b1690,
section=0x1000b4ad8, inf=0x7fffffffdc40) at
/var/tmp/portage/cross-xtensa-esp32-elf/binutils-2.34-r2/work/binutils-2.34/binutils/objdump.c:3307
addr = <optimized out>
nextsym = 0x0
nextstop_offset = 1150976
insns = 1
bed = <optimized out>
sign_adjust = 0
pinfo = 0x7fffffffdc40
paux = 0x7fffffffdc08
opb = <optimized out>
data = 0x7ffff5870010 "Sign\253\035M\036"
datasize = <optimized out>
rel_pp = 0x0
rel_ppstart = 0x0
rel_ppend = 0x0
stop_offset = 1150976
sym = 0x0
place = 0
rel_count = <optimized out>
rel_offset = 0
addr_offset = 0
do_print = 1
stop_offset_reached = stop_offset_reached
function_sym = function_sym
next_sym = next_sym
loop_until = stop_offset_reached
#7 0x00007ffff66ccf44 in bfd_map_over_sections (abfd=0x1000b1690,
operation=0x100013228 <disassemble_section>, user_storage=0x7fffffffdc40) at
/var/tmp/portage/cross-xtensa-esp32-elf/binutils-2.34-r2/work/binutils-2.34/bfd/section.c:1362
sect = 0x1000b4ad8
i = 0
__PRETTY_FUNCTION__ = "bfd_map_over_sections"
#8 0x000000010000ef84 in disassemble_data (abfd=abfd@entry=0x1000b1690) at
/var/tmp/portage/cross-xtensa-esp32-elf/binutils-2.34-r2/work/binutils-2.34/binutils/objdump.c:3448
disasm_info = {fprintf_func = 0x10000f8f4 <objdump_sprintf>, stream =
0x7fffffffd828, application_data = 0x7fffffffdc08, flavour =
bfd_target_unknown_flavour, arch = bfd_arch_xtensa, mach = 1, endian =
BFD_ENDIAN_UNKNOWN, endian_code = BFD_ENDIAN_UNKNOWN, section = 0x1000b4ad8,
symbols = 0x0, num_symbols = 0, symtab = 0x1000b27c0, symtab_pos = -1,
symtab_size = 0, flags = 1610612736, private_data = 0x7ffff7f73870 <priv>,
read_memory_func = 0x7ffff71fbeac <buffer_read_memory>, memory_error_func =
0x7ffff71fbf7c <perror_memory>, print_address_func = 0x100012234
<objdump_print_address>, symbol_at_address_func = 0x100012018
<objdump_symbol_at_address>, symbol_is_valid = 0x7ffff71fc170
<generic_symbol_is_valid>, buffer = 0x7ffff5870010 "Sign\253\035M\036",
buffer_vma = 0, buffer_length = 1150976, bytes_per_line = 8, bytes_per_chunk =
0, display_endian = BFD_ENDIAN_UNKNOWN, octets_per_byte = 1, skip_zeroes = 8,
skip_zeroes_at_end = 3, disassembler_needs_relocs = 0, insn_info_valid = 0
'\000', branch_delay_insns = 0 '\000', data_size = 0 '\000', insn_type =
dis_noninsn, target = 0, target2 = 0, disassembler_options = 0x0, stop_vma = 0,
stop_offset = 1150976}
aux = {abfd = 0x1000b1690, require_sec = 0, dynrelbuf = 0x0,
dynrelcount = 0, disassemble_fn = 0x7ffff7363d60 <print_insn_xtensa>, reloc =
0x0, symbol = 0x0}
i = <optimized out>
#9 0x0000000100011178 in dump_bfd (abfd=abfd@entry=0x1000b1690,
is_mainfile=is_mainfile@entry=1) at
/var/tmp/portage/cross-xtensa-esp32-elf/binutils-2.34-r2/work/binutils-2.34/binutils/objdump.c:4830
bed = <optimized out>
#10 0x0000000100011308 in display_object_bfd (abfd=abfd@entry=0x1000b1690) at
/var/tmp/portage/cross-xtensa-esp32-elf/binutils-2.34-r2/work/binutils-2.34/binutils/objdump.c:4892
matching = 0x0
#11 0x0000000100011588 in display_any_bfd (file=file@entry=0x1000b1690,
level=level@entry=0) at
/var/tmp/portage/cross-xtensa-esp32-elf/binutils-2.34-r2/work/binutils-2.34/binutils/objdump.c:4982
No locals.
#12 0x0000000100011604 in display_file (filename=0x7fffffffe938
"wifi_20191021014722_FW_7595_BPu_SU0_S411N_SC4002_6L5T.bin",
target=target@entry=0x7fffffffe928 "binary", last_file=<optimized out>) at
/var/tmp/portage/cross-xtensa-esp32-elf/binutils-2.34-r2/work/binutils-2.34/binutils/objdump.c:5003
file = 0x1000b1690
#13 0x00000001000158b8 in main (argc=<optimized out>, argv=<optimized out>) at
/var/tmp/portage/cross-xtensa-esp32-elf/binutils-2.34-r2/work/binutils-2.34/binutils/objdump.c:5349
c = <optimized out>
target = 0x7fffffffe928 "binary"
seenflag = 1
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