[Bug 294390] devel/gdb: kgdb dies with SIGSEGV

https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D294390

            Bug ID: 294390
           Summary: devel/gdb: kgdb dies with SIGSEGV
           Product: Ports & Packages
           Version: Latest
          Hardware: powerpc
                OS: Any
            Status: New
          Severity: Affects Only Me
          Priority: ---
         Component: Individual Port(s)
          Assignee: [email protected]
          Reporter: [email protected]
                CC: [email protected], [email protected]
          Assignee: [email protected]
             Flags: maintainer-feedback?([email protected])
                CC: [email protected]

using devel/gdb 15.1_4, on 16.0-CURRENT (commit 82ff1c334b97) on powerpc64 =
as a
VM under Linux QEMU/KVM, kgdb dies with SIGSEGV trying to debug a kernel du=
mp:

root@ppc64-main:~ # kgdb /boot/kernel/kernel /var/crash/vmcore.0
GNU gdb (GDB) 15.1 [GDB v15.1 for FreeBSD]
Copyright (C) 2024 Free Software Foundation, Inc.
License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.htm=
l>
This is free software: you are free to change and redistribute it.
There is NO WARRANTY, to the extent permitted by law.
Type "show copying" and "show warranty" for details.
This GDB was configured as "powerpc64-portbld-freebsd16.0".
Type "show configuration" for configuration details.
For bug reporting instructions, please see:
<https://www.gnu.org/software/gdb/bugs/>.
Find the GDB manual and other documentation resources online at:
    <http://www.gnu.org/software/gdb/documentation/>.

For help, type "help".
Type "apropos word" to search for commands related to "word"...
Reading symbols from /boot/kernel/kernel...
Reading symbols from /usr/lib/debug//boot/kernel/kernel.debug...


Fatal signal: Segmentation fault
----- Backtrace -----
0x106484af ???
0x107ad913 ???
0x107ae687 ???
0x81247c08b ???
0x81247b2bb ???
---------------------
A fatal error internal to GDB has been detected, further
debugging is not possible.  GDB will now terminate.

This is a bug, please report it.  For instructions, see:
<https://www.gnu.org/software/gdb/bugs/>.

Segmentation fault (core dumped)
root@ppc64-main:~ #

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