Memory allocation/deallocation functions are not safe to call from signal handlers. Just remove the lock file if there is one and exit immediately. Fixes: FS#46375, FS#45995, FS#47011 Signed-off-by: Andrew Gregory <andrew.gregory.8@gmail.com> --- src/pacman/pacman.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/src/pacman/pacman.c b/src/pacman/pacman.c index 94685a7..1d4459e 100644 --- a/src/pacman/pacman.c +++ b/src/pacman/pacman.c @@ -336,10 +336,10 @@ static void handler(int signum) } /* SIGINT/SIGHUP: no committing transaction, release it now and then exit pacman * SIGTERM: release no matter what */ - alpm_trans_release(config->handle); + alpm_unlock(config->handle); /* output a newline to be sure we clear any line we may be on */ xwrite(out, "\n", 1); - cleanup(128 + signum); + _Exit(128 + signum); } static void invalid_opt(int used, const char *opt1, const char *opt2) -- 2.6.3