[Bug binutils/26430] New: ASAN error: in memcpy (/usr/lib64/libasan.so.6+0x3c63f)

[mliska at suse dot cz]

https://sourceware.org/bugzilla/show_bug.cgi?id=26430

            Bug ID: 26430
           Summary: ASAN error: in memcpy
                    (/usr/lib64/libasan.so.6+0x3c63f)
           Product: binutils
           Version: 2.34
            Status: UNCONFIRMED
          Severity: normal
          Priority: P2
         Component: binutils
          Assignee: unassigned at sourceware dot org
          Reporter: mliska at suse dot cz
  Target Milestone: ---

The following fails when I build binutils with:
configure --build=x86_64-linux --disable-nls --disable-gdb --disable-gdbserver
--disable-sim --disable-readline --disable-libdecnumber --enable-obsolete
--target=arm-nacl CFLAGS="-g -O2 -fsanitize=address,undefined -Wno-error"
CXXLAGS="-g -O2 -fsanitize=address,undefined -Wno-error" LDFLAGS="-ldl"
Target: arm-nacl
FAIL: ld-elf/64ksec-r
Executing on host: sh -c {./ld-new -z norelro 
-L/home/mliska/Programming/binutils/ld/testsuite/ld-elf   -o tmpdir/dump
tmpdir/sec64-0.o tmpdir/sec64-1.o tmpdir/sec64-2.o tmpdir/sec64-3.o
tmpdir/sec64-4.o tmpdir/sec64-5.o tmpdir/sec64-6.o tmpdir/sec64-7.o
tmpdir/sec64-8.o tmpdir/sec64-9.o tmpdir/sec64-10.o tmpdir/sec64-11.o
tmpdir/sec64-12.o tmpdir/sec64-13.o tmpdir/sec64-14.o tmpdir/sec64-15.o
tmpdir/sec64-16.o tmpdir/sec64-17.o tmpdir/sec64-18.o tmpdir/sec64-19.o
tmpdir/sec64-20.o tmpdir/sec64-21.o tmpdir/sec64-22.o tmpdir/sec64-23.o
tmpdir/sec64-24.o tmpdir/sec64-25.o tmpdir/sec64-26.o tmpdir/sec64-27.o
tmpdir/sec64-28.o tmpdir/sec64-29.o tmpdir/sec64-30.o tmpdir/sec64-31.o
tmpdir/sec64-32.o tmpdir/sec64-33.o tmpdir/sec64-34.o tmpdir/sec64-35.o
tmpdir/sec64-36.o tmpdir/sec64-37.o tmpdir/sec64-38.o tmpdir/sec64-39.o
tmpdir/sec64-40.o tmpdir/sec64-41.o tmpdir/sec64-42.o tmpdir/sec64-43.o
tmpdir/sec64-44.o tmpdir/sec64-45.o tmpdir/sec64-46.o tmpdir/sec64-47.o
tmpdir/sec64-48.o tmpdir/sec64-49.o tmpdir/sec64-50.o tmpdir/sec64-51.o
tmpdir/sec64-52.o tmpdir/sec64-53.o tmpdir/sec64-54.o tmpdir/sec64-55.o
tmpdir/sec64-56.o tmpdir/sec64-57.o tmpdir/sec64-58.o tmpdir/sec64-59.o
tmpdir/sec64-60.o tmpdir/sec64-61.o tmpdir/sec64-62.o tmpdir/sec64-63.o
tmpdir/sec64-64.o tmpdir/sec64-65.o  2>&1}  /dev/null dump.tmp (timeout = 300)
==46811==ERROR: AddressSanitizer: heap-buffer-overflow on address
0x7ffff25df6e0 at pc 0x7ffff7628640 bp 0x7fffffffb4b0 sp 0x7fffffffac60
    #0 0x7ffff762863f in memcpy (/usr/lib64/libasan.so.6+0x3c63f)
    #1 0x646dc0 in nacl_modify_segment_map
/home/mliska/Programming/binutils/bfd/elf-nacl.c:164
    #2 0x5967da in elf32_arm_nacl_modify_segment_map
/home/mliska/Programming/binutils/bfd/elf32-arm.c:20366
    #3 0x5967da in elf32_arm_nacl_modify_segment_map
/home/mliska/Programming/binutils/bfd/elf32-arm.c:20363
    #4 0x685d86 in elf_modify_segment_map
/home/mliska/Programming/binutils/bfd/elf.c:4624
    #5 0x685d86 in _bfd_elf_map_sections_to_segments
/home/mliska/Programming/binutils/bfd/elf.c:5223
    #6 0x4dfa01 in ldelf_map_segments
/home/mliska/Programming/binutils/ld/ldelfgen.c:53
    #7 0x48504d in lang_process
/home/mliska/Programming/binutils/ld/ldlang.c:8164
    #8 0x41554a in main /home/mliska/Programming/binutils/ld/ldmain.c:494
    #9 0x7ffff6adacc9 in __libc_start_main (/lib64/libc.so.6+0x26cc9)
    #10 0x417b29 in _start (/dev/shm/cj47r8cc/ld/ld-new+0x417b29)

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