From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id C4E63476049; Wed, 9 Sep 2026 13:52:40 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1788961961; cv=none; b=BfIPbJP73Qlurq3GaNzlcFfJln7HbRS/wZZAXKkS9FciUj60M/Gco5nA+FIWeK64IhQrcVilp4etQWc0Yz2z0NcR9+oGp5+D60bY7sLhxvpKyBbvcBfPpDPH/wz4/nOeJHjhgvtHSlMDTH27DVW9OBAZCRCLaEvsjX4EL8aWyKc= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1788961961; c=relaxed/simple; bh=enfEGt/zT3C+UY2GoyPvc0hciZCwzc0g/QZLZHGGwjA=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=YzyeuC0Wl2Ri4tHm9mwlJEPPCuGy9Z1q5ppWIdLLlHfFM8Ifss6s06agxOspVKOVPe/r3uCADbqWb8muZf2ig7VhFOPP7EEn/a8OrvhFAMSEk0RpKOGyccrxRv8k7kNSZAB4AjAP3TBdX56+ctpFDfRzzgMBxf2+Q5zwwjXVYPs= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=wkcChPz5; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="wkcChPz5" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 2C3AA1F00A3A; Wed, 9 Sep 2026 13:52:40 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linuxfoundation.org; s=korg; t=1788961960; bh=6Em+0oV59c+w/tzxrbUlHwIDoKR/gE//D3JmIsKIXgI=; h=From:To:Cc:Subject:Date:In-Reply-To:References; b=wkcChPz5Hy73OVS0OGxXHnk7qH9JHCjPsPewALzDj9bsF3MUB/rhCPQ6RrzbS+yfk 43tw5gihGE3yUdpFeyuEc9nXbb9G2Z379AzZa0rUOAhAU65qMWee4ESZp+JnZDFH7x bgbS1mYRO36zC44kirP1C8JPOVMau0TyPuq5pNXk= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, SJ Park , Andrew Morton Subject: [PATCH 7.2 085/556] mm/damon/sysfs-schemes: kobject_del() scheme filter dirs Date: Wed, 9 Sep 2026 15:36:05 +0200 Message-ID: <20260909134233.500799332@linuxfoundation.org> X-Mailer: git-send-email 2.55.0 In-Reply-To: <20260909134230.441546314@linuxfoundation.org> References: <20260909134230.441546314@linuxfoundation.org> User-Agent: quilt/0.69 X-stable: review X-Patchwork-Hint: ignore Precedence: bulk X-Mailing-List: patches@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 7.2-stable review patch. If anyone has any objections, please let me know. ------------------ From: SJ Park commit 3c453bddacd4c04ecb38cf79dbfa41e7dfe0531b upstream. On CONFIG_DEBUG_KOBJECT_RELEASE enabled kernel, lack of kobject_del() could cause directories creation failures due to the name conflicts. Fix those issues for scheme filter directories by adding kobject_del() calls. Link: https://lore.kernel.org/20260628220121.97360-6-sj@kernel.org Fixes: 472e2b70eda6 ("mm/damon/sysfs-schemes: connect filter directory and filters directory") Signed-off-by: SJ Park Cc: # 6.3.x Signed-off-by: Andrew Morton Signed-off-by: Greg Kroah-Hartman --- mm/damon/sysfs-schemes.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) --- a/mm/damon/sysfs-schemes.c +++ b/mm/damon/sysfs-schemes.c @@ -911,8 +911,10 @@ static void damon_sysfs_scheme_filters_r struct damon_sysfs_scheme_filter **filters_arr = filters->filters_arr; int i; - for (i = 0; i < filters->nr; i++) + for (i = 0; i < filters->nr; i++) { + kobject_del(&filters_arr[i]->kobj); kobject_put(&filters_arr[i]->kobj); + } filters->nr = 0; kfree(filters_arr); filters->filters_arr = NULL;