Thread (9 messages) flat view 9 messages, 6 authors, 14d ago

Re: [PATCH] module: fix lost error code from codetag_load_module()

From: Suren Baghdasaryan <surenb@google.com>
Date: 2026-08-24 16:26:52
Also in: lkml, stable

On Sun, Aug 23, 2026 at 6:47 PM Hao Ge [off-list ref] wrote:
If codetag_load_module() fails, err is never set and load_module()
returns 0 after the module has been torn down.

Fixes: 044d2aee6c57 ("alloc_tag: handle module codetag load errors as module load failures")
Reported-by: Sashiko <sashiko-bot@kernel.org>
Cc: stable@vger.kernel.org
Signed-off-by: Hao Ge <hao.ge@linux.dev>
Acked-by: Suren Baghdasaryan <surenb@google.com>
quoted hunk ↗ jump to hunk
---
 kernel/module/main.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/kernel/module/main.c b/kernel/module/main.c
index 46dd8d25a605..afb810f0154c 100644
--- a/kernel/module/main.c
+++ b/kernel/module/main.c
@@ -3568,7 +3568,8 @@ static int load_module(struct load_info *info, const char __user *uargs,
                        goto sysfs_cleanup;
        }

-       if (codetag_load_module(mod))
+       err = codetag_load_module(mod);
+       if (err)
                goto sysfs_cleanup;

        /* Get rid of temporary copy. */
--
2.25.1
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