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 52BC83F9F47; Sat, 12 Sep 2026 11:37:47 +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=1789213068; cv=none; b=UYc6Gw8pd2HdMZ4pNtA2ariXAuqo0rz/Uij1CeWaGwcxH2QrgjMzzSw6JfoBeLlKflaqPqyb1xxlXaKMHeNiRZcIm3AVy+iLuyH6OL0YDlhM8IUs8nCWuQTUijJmryjVR1hbA5iAGrcfYPeJNX4BfYxzytNANxAA/Jtnn0OdNIo= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1789213068; c=relaxed/simple; bh=4yh9mvstSEXZYkYW/Ktry4TdHrq2fxaO9p8Ta058YLs=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=CdSGY8TCY7g7sLJ3sHHTku4lpTcN2R0OJbvnlxgoJ913ulJ1AH1gFzPrGsG3ugCN4tXe7AaCt51zgtcqVPWFtoXur678BmOnfgYr6wtXBF6ZrJsp/zOrRbpXJTsvZuL1XDNHU0k0X67fFhdf+NEu6Xc7zqYda8vzXAMUap7SO98= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=tCAJE35H; 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="tCAJE35H" Received: by smtp.kernel.org (Postfix) with ESMTPSA id F390F1F000FF; Sat, 12 Sep 2026 11:37:45 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linuxfoundation.org; s=korg; t=1789213067; bh=93AEjww3vHTaK4tlXm3V0mV5ABnQetuEP5zFf0byRpo=; h=From:To:Cc:Subject:Date:In-Reply-To:References; b=tCAJE35HuMpalMhVQCG3oL3/kaqvC/xcUq5QtRPyrPHmSoFl+mzpRp/FQjr9S6Fek Mj8wKUevde/X5pYPnN0wt27fB6SZslX4uJOo1/RVgrfQBlIHPJBvPPbChwgF+Cdm1K YG4NhHuGdY4l5YRQw5Nyhn3gRoquMYUb88U9J+y4= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, SJ Park , Andrew Morton Subject: [PATCH 6.12 0044/1376] mm/damon/sysfs-schemes: kobject_del() scheme filter dirs Date: Sat, 12 Sep 2026 08:41:10 +0200 Message-ID: <20260912065608.535710305@linuxfoundation.org> X-Mailer: git-send-email 2.55.0 In-Reply-To: <20260912065607.535295758@linuxfoundation.org> References: <20260912065607.535295758@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 6.12-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 @@ -560,8 +560,10 @@ 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;