On Wed, Aug 20, 2025 at 3:37 PM Chet Ramey <chet.ra...@case.edu> wrote: > > On 8/20/25 1:45 PM, penguin p wrote: > > > > > https://cgit.git.savannah.gnu.org/cgit/bash.git/?h=devel <https:// > > cgit.git.savannah.gnu.org/cgit/bash.git/?h=devel> > > > > Sorry, I am not able to build using the Mac, so I go into arch linux then > > build and tested over there. > > > > I pressed so hard I got this error > > ``` > > This is workbench@ArchLinux: ~/works/bash > > $ ^C > > This is workbench@ArchLinux: ~/works/bash > > $ ^C > > This is workbench@ArchLinux: ~/works/bash > > What's the exact key sequence you're inputting, and are you still sending > ESC after ^C from your keyboard config? (And why do you do that?) > > I assume you're typing ^R^C and your keyboard is sending ^R^C^[, right? > > > ================================================================= > > ==1078506==ERROR: AddressSanitizer: heap-use-after-free on address > > 0x7c315f7e217c at pc 0x55bc1d03b545 bp 0x7ffdbdb3c920 sp 0x7ffdbdb3c910 > > WRITE of size 4 at 0x7c315f7e217c thread T0 > > #0 0x55bc1d03b544 in _rl_search_getchar /home/arch/works/bash/lib/ > > readline/isearch.c:322 > > This is probably the same issue Grisha identified initially: handling > SIGINT in rl_read_key ends up invalidating the search context, and then > rl_read_key returns -1, which _rl_search_getchar tries to assign to > cxt->c_lastc. But I'd like to be able to reproduce it. >
You can reproduce this by adding a key binding to your terminal emulator to send \003\033 for some key combination. This worked for me in both Terminal.app and iTerm, though it might take a few rounds of entering incremental search mode and hitting the custom key combination.
