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Wed, 26 Nov 2025 23:14:28 -0800 (PST) Received: from localhost ([196.207.164.177]) by smtp.gmail.com with UTF8SMTPSA id ffacd0b85a97d-42e1c5d613esm1899470f8f.11.2025.11.26.23.14.27 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 26 Nov 2025 23:14:27 -0800 (PST) Date: Thu, 27 Nov 2025 10:14:24 +0300 From: Dan Carpenter To: Sun YangKai Cc: Chris Mason , David Sterba , linux-btrfs@vger.kernel.org, linux-kernel@vger.kernel.org, kernel-janitors@vger.kernel.org Subject: [PATCH next] btrfs: tests: Fix double free in remove_extent_ref() Message-ID: Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Disposition: inline X-Mailer: git-send-email haha only kidding Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" We converted this code to use auto free cleanup.h magic but one old school free was accidentally left behind which leads to a double free bug. Fixes: a320476ca8a3 ("btrfs: tests: do trivial BTRFS_PATH_AUTO_FREE convers= ions") Signed-off-by: Dan Carpenter --- fs/btrfs/tests/qgroup-tests.c | 1 - 1 file changed, 1 deletion(-) diff --git a/fs/btrfs/tests/qgroup-tests.c b/fs/btrfs/tests/qgroup-tests.c index 05cfda8af422..e9124605974b 100644 --- a/fs/btrfs/tests/qgroup-tests.c +++ b/fs/btrfs/tests/qgroup-tests.c @@ -187,7 +187,6 @@ static int remove_extent_ref(struct btrfs_root *root, u= 64 bytenr, ret =3D btrfs_search_slot(&trans, root, &key, path, -1, 1); if (ret) { test_err("couldn't find backref %d", ret); - btrfs_free_path(path); return ret; } btrfs_del_item(&trans, root, path); --=20 2.51.0