Yes this should be fixed soon, thanks.
On Mon, Sep 11, 2017 at 12:40:22PM +0800, Vladimir Lomov wrote:
> Hello,
>
> commit 70bc07a358 ("Previously, extended cell data was never reduced in
> size even when the...") either incomplete or has a bug.
>
> I compiled tmux from git (commit 7aa8b8a2, "Merge branch 'obsd-master'")
> and run it with my usual configuration with three sessions. I attached
> the first one then switched (C-a s) to second one and tmux segfaulted.
>
> I recompiled tmux with debug information and run it again, it segfaulted
> again but this time coredumpctl shows more information (coredumpctl is a
> tool coming with systemd):
>
> Stack trace of thread 11423:
> #0 0x000055555557e90b grid_compact_line (tmux)
> #1 0x000055555557de18 grid_view_clear_history (tmux)
> #2 0x000055555559343e screen_write_clearscreen (tmux)
> #3 0x000055555558a26d mode_tree_draw (tmux)
> #4 0x00005555555afd4e window_tree_key (tmux)
> #5 0x0000555555596d4a server_client_handle_key (tmux)
> #6 0x00005555555a1c7e tty_keys_next (tmux)
> #7 0x00005555555a3429 tty_read_callback (tmux)
> ...
>
> tmux compiled from commit 7f83b53027 ("Merge branch 'obsd-master'")
> works fine.
>
> P.S. I'm not very familiar with gdb but when I tried to run tmux under
> gdb tmux segfaulted but gdb did not return any backtrace information
> (bt).
>
> ---
> WBR, Vladimir Lomov
>
> --
> A bunch of the boys were whooping it in the Malemute saloon;
> The kid that handles the music box was hitting a jag-time tune;
> Back of the bar, in a solo game, sat Dangerous Dan McGrew,
> And watching his luck was his light-o'-love, the lady that's known as Lou.
> -- Robert W. Service
>
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