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From: "ahmedsayeed1982 at yahoo dot com" <sourceware-bugzilla@sourceware.org>
To: gdb-prs@sourceware.org
Subject: [Bug remote/26614] AddressSanitizer: heap-use-after-free of
 extended_remote_target in remote_async_inferior_event_handler
Date: Sun, 27 Jun 2021 17:52:55 +0000
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https://sourceware.org/bugzilla/show_bug.cgi?id=3D26614

Ahmed Sayeed <ahmedsayeed1982 at yahoo dot com> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |ahmedsayeed1982 at yahoo d=
ot com

--- Comment #31 from Ahmed Sayeed <ahmedsayeed1982 at yahoo dot com> ---
-i "$server_spawn_id" eof {
@@ -463,6 +465,7 @@ proc gdbserver_exit { is_mi } {
                    warning "Timed out waiting for EOF in server after
$monitor_exit"
                }
            }
+           gdb_assert {$read_prompt}
        }
     }
     close_gdbserver
...
and running in parallel with:
...
$ stress -c 5
...
I ran into:
...
(gdb) PASS: gdb.multi/multi-target.exp: continue: non-stop=3Don: inferior 2
Remote debugging from host ::1, port 34088^M
Process build/gdb/testsuite/outputs/gdb.multi/multi-target/multi-target
created; pid =3D 8649^M
monitor exit^M
(gdb) Killing process(es): 8649^M  http://biciclubvalencia.website/
PASS: gdb.multi/multi-target.exp: continue: non-stop=3Don: $read_prompt
ERROR: GDB process no longer exists
GDB process exited with wait status 8627 exp14 0 0 CHILDKILLED SIGABRT SIGA=
BRT
UNRESOLVED: gdb.multi/multi-target.exp: continue: non-stop=3Don: inferior 5

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