Re: gdb crashes on current

[Vitaly Shevtsov <shev.vt1984%gmail.com@localhost>]

Hello!

It's when you run it with the `-tui` option - text user interface.
Also you can toggle it with C-x C-a

https://sourceware.org/gdb/current/onlinedocs/gdb.html/TUI.html

On Thu, Mar 21, 2024 at 12:21 AM Justin Parrott
<renegade6969666%gmail.com@localhost> wrote:
>
> What is TUI mode?
>
> On Wed, Mar 20, 2024 at 2:34 PM Vitaly Shevtsov <shev.vt1984%gmail.com@localhost> wrote:
>>
>> Hello!
>>
>> It seems that gdb from base NetBSD image doesn't work with netbsd's
>> libcurses in tui mode:
>>
>> Program terminated with signal SIGSEGV, Segmentation fault.
>> #0  0x0000756547929fba in _lwp_kill () from /usr/lib/libc.so.12
>> [Current thread is 1 (process 12621)]
>> (gdb) bt
>> #0  0x0000756547929fba in _lwp_kill () from /usr/lib/libc.so.12
>> #1  0x000000000101ef97 in handle_fatal_signal(int) ()
>> #2  0x000000000101f152 in handle_sigsegv(int) ()
>> #3  <signal handler called>
>> #4  0x0000756547e679e1 in prefresh () from /usr/lib/libcurses.so.9
>> #5  0x0000000000eec1a0 in tui_source_window_base::refresh_window() ()
>> #6  0x0000000000eedf18 in tui_unhighlight_win(tui_win_info*) ()
>> #7  0x0000000000eec5f8 in
>> tui_source_window_base::do_erase_source_content(char const*) ()
>> #8  0x0000000000ef60e5 in tui_layout_split::apply(int, int, int, int, bool) ()
>> #9  0x0000000000ef4aa8 in tui_apply_current_layout(bool) ()
>> #10 0x0000000000ef4ddb in tui_set_layout(tui_layout_split*) ()
>> #11 0x0000000000ee4f2f in tui_enable() ()
>> #12 0x0000000000ee5487 in tui_rl_switch_mode(int, int) ()
>> #13 0x0000000001379fa8 in _rl_dispatch_subseq ()
>> #14 0x000000000137aa27 in _rl_dispatch_callback ()
>> #15 0x000000000135a1f1 in rl_callback_read_char ()
>> #16 0x000000000101f40e in gdb_rl_callback_read_char_wrapper_noexcept() ()
>> #17 0x000000000102020d in gdb_rl_callback_read_char_wrapper(void*) ()
>> #18 0x000000000101eeb1 in stdin_event_handler(int, void*) ()
>> #19 0x0000000001300eba in gdb_wait_for_event(int) [clone .part.0] ()
>> #20 0x000000000130155a in gdb_do_one_event(int) ()
>> #21 0x0000000000fa0576 in captured_command_loop() ()
>> #22 0x0000000000fa2113 in gdb_main(captured_main_args*) ()
>> #23 0x00000000013c66fb in main ()
>
>
>
> --
> Justin Allen Parrott
> The Renegade of Fairfax, Va.
> The Sun of the Mourning
>