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From 21b8d8a21a03e0d44294626f7222adda6b48dfac Mon Sep 17 00:00:00 2001
From: Christian Hesse <mail@eworm.de>
Date: Thu, 30 Apr 2026 12:31:13 +0200
Subject: [PATCH 1/1] libalpm: invalidate curl data in child
Touching that data inside the child makes it crash. So let's invalidate
and ignore it there.
https://github.com/curl/curl/issues/21466
---
lib/libalpm/util.c | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/lib/libalpm/util.c b/lib/libalpm/util.c
index 6739161b..8a99ef87 100644
--- a/lib/libalpm/util.c
+++ b/lib/libalpm/util.c
@@ -673,6 +673,11 @@ int _alpm_run_chroot(alpm_handle_t *handle, const char *cmd, char *const argv[],
close(cwdfd);
}
+#ifdef HAVE_LIBCURL
+ /* invalidate the curl data - we must not touch it in child */
+ handle->curlm = NULL;
+#endif
+
/* use fprintf instead of _alpm_log to send output through the parent */
/* don't chroot() to "/": this allows running with less caps when the
* caller puts us in the right root */
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