From mboxrd@z Thu Jan  1 00:00:00 1970
Return-Path: <sourceware-bugzilla@sourceware.org>
Received: by sourceware.org (Postfix, from userid 48)
 id BCAB0386F43A; Fri,  4 Dec 2020 04:36:52 +0000 (GMT)
DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org BCAB0386F43A
From: "woodard at redhat dot com" <sourceware-bugzilla@sourceware.org>
To: libabigail@sourceware.org
Subject: [Bug default/27012] New: segv in __aarch64_ldadd4_acq_rel
Date: Fri, 04 Dec 2020 04:36:52 +0000
X-Bugzilla-Reason: CC
X-Bugzilla-Type: new
X-Bugzilla-Watch-Reason: None
X-Bugzilla-Product: libabigail
X-Bugzilla-Component: default
X-Bugzilla-Version: unspecified
X-Bugzilla-Keywords: 
X-Bugzilla-Severity: normal
X-Bugzilla-Who: woodard at redhat dot com
X-Bugzilla-Status: NEW
X-Bugzilla-Resolution: 
X-Bugzilla-Priority: P2
X-Bugzilla-Assigned-To: dodji at redhat dot com
X-Bugzilla-Target-Milestone: ---
X-Bugzilla-Flags: 
X-Bugzilla-Changed-Fields: bug_id short_desc product version bug_status
 bug_severity priority component assigned_to reporter cc target_milestone
Message-ID: <bug-27012-9487@http.sourceware.org/bugzilla/>
Content-Type: text/plain; charset="UTF-8"
Content-Transfer-Encoding: quoted-printable
X-Bugzilla-URL: http://sourceware.org/bugzilla/
Auto-Submitted: auto-generated
MIME-Version: 1.0
X-BeenThere: libabigail@sourceware.org
X-Mailman-Version: 2.1.29
Precedence: list
List-Id: Mailing list of the Libabigail project <libabigail.sourceware.org>
List-Unsubscribe: <https://sourceware.org/mailman/options/libabigail>,
 <mailto:libabigail-request@sourceware.org?subject=unsubscribe>
List-Archive: <https://sourceware.org/pipermail/libabigail/>
List-Help: <mailto:libabigail-request@sourceware.org?subject=help>
List-Subscribe: <https://sourceware.org/mailman/listinfo/libabigail>,
 <mailto:libabigail-request@sourceware.org?subject=subscribe>
X-List-Received-Date: Fri, 04 Dec 2020 04:36:52 -0000

https://sourceware.org/bugzilla/show_bug.cgi?id=3D27012

            Bug ID: 27012
           Summary: segv in __aarch64_ldadd4_acq_rel
           Product: libabigail
           Version: unspecified
            Status: NEW
          Severity: normal
          Priority: P2
         Component: default
          Assignee: dodji at redhat dot com
          Reporter: woodard at redhat dot com
                CC: libabigail at sourceware dot org
  Target Milestone: ---

This is with /lib64/libHalf.so.24.0.0 ilmbase-2.3.0-5.fc33.aarch64 as of co=
mmit
4f8c9b17 note this is on aarch64 not x86_64

Reading symbols from abidw...
Starting program: /home/ben/Shared/Work/test/libabigail-aarch64/bin/abidw
--abidiff /lib64/libHalf.so.24.0.0

Program received signal SIGSEGV, Segmentation fault.
0x0000fffff7f26914 in __aarch64_ldadd4_acq_rel () from
/home/ben/Shared/Work/test/libabigail-aarch64/lib/libabigail.so.0
#0  0x0000fffff7f26914 in __aarch64_ldadd4_acq_rel () from
/home/ben/Shared/Work/test/libabigail-aarch64/lib/libabigail.so.0
#1  0x0000fffff7dd4e54 in __gnu_cxx::__atomic_add (__val=3D1,
__mem=3D0xfffff7d787ec <virtual thunk to abigail::ir::type_decl::~type_decl=
()+8>)
at /usr/include/c++/10/ext/atomicity.h:55
#2  __gnu_cxx::__atomic_add_dispatch (__val=3D1, __mem=3D0xfffff7d787ec <vi=
rtual
thunk to abigail::ir::type_decl::~type_decl()+8>) at
/usr/include/c++/10/ext/atomicity.h:96
#3  std::_Sp_counted_base<(__gnu_cxx::_Lock_policy)2>::_M_add_ref_copy
(this=3D0xfffff7d787e4 <virtual thunk to abigail::ir::type_decl::~type_decl=
()>)
at /usr/include/c++/10/bits/shared_ptr_base.h:142
#4  std::__shared_count<(__gnu_cxx::_Lock_policy)2>::operator=3D (__r=3D...,
this=3D<synthetic pointer>) at /usr/include/c++/10/bits/shared_ptr_base.h:7=
50
#5  std::__shared_ptr<abigail::ir::elf_symbol,
(__gnu_cxx::_Lock_policy)2>::operator=3D (this=3D<synthetic pointer>) at
/usr/include/c++/10/bits/shared_ptr_base.h:1182
#6  std::shared_ptr<abigail::ir::elf_symbol>::operator=3D (this=3D<synthetic
pointer>) at /usr/include/c++/10/bits/shared_ptr.h:358
#7  abigail::ir::corpus::priv::build_unreferenced_symbols_tables
(this=3D0x492d30) at ../../../libabigail/src/abg-corpus.cc:357
#8  0x0000fffff7dd5008 in
abigail::ir::corpus::get_unreferenced_function_symbols (this=3D0x4ac550) at
../../../libabigail/src/abg-corpus.cc:1423
#9  0x0000fffff7e136a8 in abigail::comparison::compute_diff
(f=3Dstd::shared_ptr<abigail::ir::corpus> (use count 3, weak count 0) =3D {=
...},
s=3Dstd::shared_ptr<abigail::ir::corpus> (use count 3, weak count 0) =3D {.=
..},
ctxt=3Dstd::shared_ptr<abigail::comparison::diff_context> (use count 2, weak
count 1) =3D {...}) at /usr/include/c++/10/bits/shared_ptr_base.h:1324
#10 0x0000000000404a74 in load_corpus_and_write_abixml (opts=3D...,
context=3Dstd::shared_ptr<abigail::dwarf_reader::read_context> (empty) =3D =
{...},
env=3Dstd::shared_ptr<abigail::ir::environment> (use count 1, weak count 0)=
 =3D
{...}, argv=3D0xffffffffe9e8) at ../../../libabigail/tools/abidw.cc:590
#11 main (argc=3D<optimized out>, argv=3D0xffffffffe9e8) at
../../../libabigail/tools/abidw.cc:866

--=20
You are receiving this mail because:
You are on the CC list for the bug.=