Patch "selftests/bpf: fix uprobe.path leak in bpf_testmod" has been added to the 6.11-stable tree

[Sasha Levin <sashal@xxxxxxxxxx>]

This is a note to let you know that I've just added the patch titled

    selftests/bpf: fix uprobe.path leak in bpf_testmod

to the 6.11-stable tree which can be found at:
    http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary

The filename of the patch is:
     selftests-bpf-fix-uprobe.path-leak-in-bpf_testmod.patch
and it can be found in the queue-6.11 subdirectory.

If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.



commit a1361456651afda442315bd463ae01bf168b39c5
Author: Jiri Olsa <olsajiri@xxxxxxxxx>
Date:   Thu Aug 1 15:27:24 2024 +0200

    selftests/bpf: fix uprobe.path leak in bpf_testmod
    
    [ Upstream commit db61e6a4eee5a7884b2cafeaf407895f253bbaa7 ]
    
    testmod_unregister_uprobe() forgets to path_put(&uprobe.path).
    
    Signed-off-by: Jiri Olsa <olsajiri@xxxxxxxxx>
    Signed-off-by: Oleg Nesterov <oleg@xxxxxxxxxx>
    Signed-off-by: Peter Zijlstra (Intel) <peterz@xxxxxxxxxxxxx>
    Link: https://lore.kernel.org/r/20240801132724.GA8791@xxxxxxxxxx
    Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>

diff --git a/tools/testing/selftests/bpf/bpf_testmod/bpf_testmod.c b/tools/testing/selftests/bpf/bpf_testmod/bpf_testmod.c
index fd28c1157bd3d..72f565af4f829 100644
--- a/tools/testing/selftests/bpf/bpf_testmod/bpf_testmod.c
+++ b/tools/testing/selftests/bpf/bpf_testmod/bpf_testmod.c
@@ -477,6 +477,7 @@ static void testmod_unregister_uprobe(void)
 	if (uprobe.offset) {
 		uprobe_unregister(d_real_inode(uprobe.path.dentry),
 				  uprobe.offset, &uprobe.consumer);
+		path_put(&uprobe.path);
 		uprobe.offset = 0;
 	}