[Bug gdb/31577] New: [gdb] terminate called after throwing an instance of 'gdb_exception_error'

["vries at gcc dot gnu.org" <sourceware-bugzilla@sourceware.org>]

https://sourceware.org/bugzilla/show_bug.cgi?id=31577

            Bug ID: 31577
           Summary: [gdb] terminate called after throwing an instance of
                    'gdb_exception_error'
           Product: gdb
           Version: HEAD
            Status: NEW
          Severity: normal
          Priority: P2
         Component: gdb
          Assignee: unassigned at sourceware dot org
          Reporter: vries at gcc dot gnu.org
  Target Milestone: ---

I ran test-case gdb.server/connect-with-no-symbol-file.exp in an opensuse leap
15.5 container on an fedora asahi aarch64-linux system.

I ran into:
...
(gdb) detach^M
Detaching from program:
target:/data/vries/gdb/build/gdb/testsuite/outputs/gdb.server/connect-with-no-symbol-file/connect-with-no-symbol-file,
process 185104^M
Ending remote debugging.^M
terminate called after throwing an instance of 'gdb_exception_error'^M
^M
^M
Fatal signal: Aborted^M
----- Backtrace -----^M
0x5b6603 gdb_internal_backtrace_1^M
        /data/vries/gdb/src/gdb/bt-utils.c:121^M
0x5b66c3 _Z22gdb_internal_backtracev^M
        /data/vries/gdb/src/gdb/bt-utils.c:167^M
0x7a85d3 handle_fatal_signal^M
        /data/vries/gdb/src/gdb/event-top.c:903^M
0xffff75aa87ff ???^M
0xffff74b977b4 ???^M
0xffff74b98c17 ???^M
0xffff74ea26f3 ???^M
0xffff74ea011b ???^M
0xffff74ea017f ???^M
0xffff74ea0463 ???^M
0x154886f throw_it^M
        /data/vries/gdb/src/gdbsupport/common-exceptions.cc:203^M
0x154891f _Z12throw_verror6errorsPKcSt9__va_list^M
        /data/vries/gdb/src/gdbsupport/common-exceptions.cc:211^M
0x15489ff _Z11throw_error6errorsPKcz^M
        /data/vries/gdb/src/gdbsupport/common-exceptions.cc:226^M
0xac8f2b _ZN13remote_target8readcharEi^M
        /data/vries/gdb/src/gdb/remote.c:9856^M
0xac9f03
_ZN13remote_target6getpktEPSt6vectorIcN3gdb22default_init_allocatorIcSaIcEEEEbPb^M
        /data/vries/gdb/src/gdb/remote.c:10326^M
0xacf3cf
_ZN13remote_target26remote_hostio_send_commandEiiP12fileio_errorPPKcPi^M
        /data/vries/gdb/src/gdb/remote.c:12567^M
0xad03bb _ZN13remote_target12fileio_fstatEiP4statP12fileio_error^M
        /data/vries/gdb/src/gdb/remote.c:12979^M
0xc39877 _Z19target_fileio_fstatiP4statP12fileio_error^M
        /data/vries/gdb/src/gdb/target.c:3315^M
0x7eee5b _ZN20target_fileio_stream4statEP3bfdP4stat^M
        /data/vries/gdb/src/gdb/gdb_bfd.c:467^M
0x7f012b operator()^M
        /data/vries/gdb/src/gdb/gdb_bfd.c:955^M
0x7f015b _FUN^M
        /data/vries/gdb/src/gdb/gdb_bfd.c:956^M
0xf9b837 opncls_bstat^M
        /data/vries/gdb/src/bfd/opncls.c:665^M
---------------------^M
A fatal error internal to GDB has been detected, further^M
debugging is not possible.  GDB will now terminate.^M
This is a bug, please report it.  For instructions, see:^M
<https://www.gnu.org/software/gdb/bugs/>.^M
^M
ERROR: GDB process no longer exists
GDB process exited with wait status 185065 exp84 0 0 CHILDKILLED SIGABRT
SIGABRT
UNRESOLVED: gdb.server/connect-with-no-symbol-file.exp: sysroot=target::
action=permission: detach
...

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