Tmux 3.3a crashes when copying in copy-mode #3699
Description
Issue description
Tmux reliably crashes when copying text in copy mode.
Required information
Please provide the following information:
- tmux version (
tmux -V). tmux 3.3a - Platform (
uname -sp). Linux unknown - $TERM inside and outside of tmux (
echo $TERM). xterm-256color - Logs from tmux (
tmux kill-server; tmux -vv new).
tmux-out-3920351.log.txt
tmux-server-3920351.log.txt
tmux-client-3920349.log.txt
Steps to reproduce:
- start tmux
- enter copy mode: C-b [
- Make a selection: space
- copy selection: enter
- watch segfault
This is on a Fedora 39 install. abrt automatically generated a trace etc in the downstream report here:
https://bugzilla.redhat.com/show_bug.cgi?id=2239333
Truncated backtrace:
Thread no. 1 (19 frames)
#0 tty_puts at /usr/src/debug/tmux-3.3a-4.fc39.x86_64/tty.c:570
#1 tty_putcode_ptr2.part.0.constprop.0 at /usr/src/debug/tmux-3.3a-4.fc39.x86_64/tty.c:544
#2 tty_putcode_ptr2 at /usr/src/debug/tmux-3.3a-4.fc39.x86_64/tty.c:2107
#3 tty_set_selection at /usr/src/debug/tmux-3.3a-4.fc39.x86_64/tty.c:2104
#5 tty_write at /usr/src/debug/tmux-3.3a-4.fc39.x86_64/tty.c:1630
#6 screen_write_setselection at /usr/src/debug/tmux-3.3a-4.fc39.x86_64/screen-write.c:2096
#7 window_copy_copy_buffer.isra.0 at /usr/src/debug/tmux-3.3a-4.fc39.x86_64/window-copy.c:4573
#8 window_copy_copy_selection at /usr/src/debug/tmux-3.3a-4.fc39.x86_64/window-copy.c:4628
#9 window_copy_cmd_copy_selection_no_clear at /usr/src/debug/tmux-3.3a-4.fc39.x86_64/window-copy.c:1176
#10 window_copy_cmd_copy_selection_and_cancel at /usr/src/debug/tmux-3.3a-4.fc39.x86_64/window-copy.c:1197
#11 window_copy_command at /usr/src/debug/tmux-3.3a-4.fc39.x86_64/window-copy.c:2916
#12 cmd_send_keys_exec at /usr/src/debug/tmux-3.3a-4.fc39.x86_64/cmd-send-keys.c:176
#13 cmdq_fire_command at /usr/src/debug/tmux-3.3a-4.fc39.x86_64/cmd-queue.c:647
#14 cmdq_next at /usr/src/debug/tmux-3.3a-4.fc39.x86_64/cmd-queue.c:763
#15 server_loop at /usr/src/debug/tmux-3.3a-4.fc39.x86_64/server.c:270
#16 proc_loop at /usr/src/debug/tmux-3.3a-4.fc39.x86_64/proc.c:222
#17 server_start at /usr/src/debug/tmux-3.3a-4.fc39.x86_64/server.c:251
#18 client_connect at /usr/src/debug/tmux-3.3a-4.fc39.x86_64/client.c:164
#19 client_main at /usr/src/debug/tmux-3.3a-4.fc39.x86_64/client.c:287
Other package versions:
$ rpm -qa \*tmux\* \*ncurses\*
ncurses-base-6.4-7.20230520.fc39.noarch
ncurses-libs-6.4-7.20230520.fc39.x86_64
ncurses-6.4-7.20230520.fc39.x86_64
ncurses-c++-libs-6.4-7.20230520.fc39.x86_64
ncurses-devel-6.4-7.20230520.fc39.x86_64
tmux-3.3a-4.fc39.x86_64