https://sourceware.org/bugzilla/show_bug.cgi?id=28247
Bug ID: 28247
Summary: Reachable abort in OP_E_memory, i386-dis.c:11915
Product: binutils
Version: 2.37
Status: UNCONFIRMED
Severity: normal
Priority: P2
Component: binutils
Assignee: unassigned at sourceware dot org
Reporter: featherrain26 at gmail dot com
Target Milestone: ---
Created attachment 13621
--> https://sourceware.org/bugzilla/attachment.cgi?id=13621&action=edit
POC
Hi, there.
There is a reachable abort in Objdump, OP_E_memory, i386-dis.c:11915 in commit
0d81afa (2.37.50.20210811).
The environment and flag are:
Distributor ID: Ubuntu
Description: Ubuntu 16.04.6 LTS
Release: 16.04
Codename: xenial
gcc: 5.4.0
CFLAG="-g -O0 -fsanitize=address"
The reproduce command is:
objdump -SDW poc
Here is the trace reported by ASAN:
==120469==ERROR: AddressSanitizer: ABRT on unknown address 0x03fb0001d695 (pc
0x7fdea962e438 bp 0xfffffffffffffffc sp 0x7ffc6f43b998 T0)
#0 0x7fdea962e438 in raise
/build/glibc-S7Ft5T/glibc-2.23/signal/../sysdeps/unix/sysv/linux/raise.c:54
#1 0x7fdea9630039 in abort
/build/glibc-S7Ft5T/glibc-2.23/stdlib/abort.c:89
#2 0x618386 in OP_E_memory
/mnt/data/playground/binutils-gdb/build/opcodes/../../opcodes/i386-dis.c:11915:15
#3 0x610f8b in OP_EX
/mnt/data/playground/binutils-gdb/build/opcodes/../../opcodes/i386-dis.c:12777:7
#4 0x603f68 in print_insn
/mnt/data/playground/binutils-gdb/build/opcodes/../../opcodes/i386-dis.c:9730:3
#5 0x513ca0 in disassemble_bytes
/mnt/data/playground/binutils-gdb/build/binutils/../../binutils/objdump.c:2873:20
#6 0x50b21c in disassemble_section
/mnt/data/playground/binutils-gdb/build/binutils/../../binutils/objdump.c:3455:4
#7 0x6ee0dc in bfd_map_over_sections
/mnt/data/playground/binutils-gdb/build/bfd/../../bfd/section.c:1383:5
#8 0x4fc459 in disassemble_data
/mnt/data/playground/binutils-gdb/build/binutils/../../binutils/objdump.c:3599:3
#9 0x4fc459 in dump_bfd
/mnt/data/playground/binutils-gdb/build/binutils/../../binutils/objdump.c:5006:5
#10 0x4f7d85 in display_object_bfd
/mnt/data/playground/binutils-gdb/build/binutils/../../binutils/objdump.c
#11 0x4f7d85 in display_any_bfd
/mnt/data/playground/binutils-gdb/build/binutils/../../binutils/objdump.c:5158:5
#12 0x4f7915 in display_file
/mnt/data/playground/binutils-gdb/build/binutils/../../binutils/objdump.c:5179:3
#13 0x4f5c9f in main
/mnt/data/playground/binutils-gdb/build/binutils/../../binutils/objdump.c:5529:6
#14 0x7fdea961983f in __libc_start_main
/build/glibc-S7Ft5T/glibc-2.23/csu/../csu/libc-start.c:291
#15 0x41c248 in _start
(/mnt/data/playground/binutils-gdb/build/binutils/objdump+0x41c248)
AddressSanitizer can not provide additional info.
SUMMARY: AddressSanitizer: ABRT
/build/glibc-S7Ft5T/glibc-2.23/signal/../sysdeps/unix/sysv/linux/raise.c:54 in
raise
==120469==ABORTING
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