From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mx0b-0031df01.pphosted.com (mx0b-0031df01.pphosted.com [205.220.180.131]) (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 0DFC9470E99 for ; Tue, 1 Sep 2026 09:54:59 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=205.220.180.131 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1788256501; cv=none; b=BBHsVgX3EMjlme8UlVDYkeIpZS15O373+wNngejcNNSj0VyjUBoxuf1XwIUp83S88rEYUqcwGgVYTWg+UtiLb+73uW0lgoN6bnsUKNmdiDrKXd9YvQIXx63ndfqTpjs62is9coe5uPIZ3VrbuDedt4qiTmeYGD2njf/FAmerM2A= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1788256501; c=relaxed/simple; bh=aqTx+S7mshxuBbBdKgQ5CtXuCc2qvNYpagvsr0pk6Mw=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=qgPymthxODBvMCfWCkb7p4E6aGA/WKOsOaj7igfUDJt0XDm4xYyA1qxf3bhpuqRGtn2uUmbs7ZOADyZXBiuXy9C/Nn3lmJc6DQCSvqKnLcllC03c/8WaGC+9Gem/CuGP69/PX8Lc53+pF7+mXDD/16SImR88L+Du/mJ7HEPNBwM= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=oss.qualcomm.com; spf=pass smtp.mailfrom=oss.qualcomm.com; dkim=pass (2048-bit key) header.d=qualcomm.com header.i=@qualcomm.com header.b=DFMV54XW; dkim=pass (2048-bit key) header.d=oss.qualcomm.com header.i=@oss.qualcomm.com header.b=SnzA1X6e; arc=none smtp.client-ip=205.220.180.131 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=oss.qualcomm.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=oss.qualcomm.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=qualcomm.com header.i=@qualcomm.com header.b="DFMV54XW"; dkim=pass (2048-bit key) header.d=oss.qualcomm.com header.i=@oss.qualcomm.com header.b="SnzA1X6e" Received: from pps.filterd (m0279873.ppops.net [127.0.0.1]) by mx0a-0031df01.pphosted.com (8.18.1.11/8.18.1.11) with ESMTP id 68179QMD1811491 for ; Tue, 1 Sep 2026 09:54:59 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=qualcomm.com; h= cc:content-transfer-encoding:content-type:date:from:in-reply-to :message-id:mime-version:references:subject:to; s=qcppdkim1; bh= RLFLzCTnod+0cKWMNOkucUdWpp2/XKB75rkTGpsWY3k=; b=DFMV54XWK56mGXde 2ZYukS7rpdABxgRYXB9l1+MCK/QkIvyGVbwkpE7Q/JXBe/7+7BIDLiPVWibp6ujZ EPgO2sHganB/FmWSPsIsvHZ+mzkCCRQjcjjAw7nntXf9DyDZ84atno3qKdeIf64a CHvUrQZLRnVa7Jr5PYSFadNVRFz0o/mETFmbmOcXWCdma87H5sCaPeWtmtMtUhAn KQEQ+hLV4q38GqBL+GVzRyHuIz5/5NkKOilRYs1+4ZUgmZnQmofUGuakww3JXG2u RoqPikhDDqQrqSiGzcZamwaRglpEDChb/Wu/S5c0asY5y12igfIZFoGjlcd2OzTm HqFK0Q== Received: from mail-qk1-f197.google.com (mail-qk1-f197.google.com [209.85.222.197]) by mx0a-0031df01.pphosted.com (PPS) with ESMTPS id 4gdd4dv6x7-1 (version=TLSv1.3 cipher=TLS_AES_128_GCM_SHA256 bits=128 verify=NOT) for ; Tue, 01 Sep 2026 09:54:58 +0000 (GMT) Received: by mail-qk1-f197.google.com with SMTP id af79cd13be357-93821883e26so93711185a.2 for ; Tue, 01 Sep 2026 02:54:58 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=oss.qualcomm.com; s=google; t=1788256498; x=1788861298; darn=vger.kernel.org; h=content-transfer-encoding:content-type:in-reply-to:from :content-language:references:cc:to:subject:user-agent:mime-version :date:message-id:from:to:cc:subject:date:message-id:reply-to :content-type; bh=RLFLzCTnod+0cKWMNOkucUdWpp2/XKB75rkTGpsWY3k=; b=SnzA1X6eqvyBr8e1QwwacuzBooND1MiNBqEv1mwlXwJQCnrN6kvhZIjv8SrePhlirT ZQBDUH/85u6s0n6FAoRMoCibnVnrfJD1WuaBT/5IzRy9qKb7W25NpP8Eay6f+KqySWcZ kSEWng51RkOEJXd5CoVyXeGULV95kg534ElLvYtuYmCpInPx+weUglxuym66jIBtDXU/ 9xK4DZpZ3I/cNZy6NtFvvNjAjVubeZm4t9WZ5ZG/9jJ2/m+oEACwygUDCEcOEqTPCm3b /xGeBJImLGoRXeWGF3i2fOGmE8ocBnF8tuz6qp+dKdCI5UFt/jF+xXdCwgyKAQGRxcut XeuQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1788256498; x=1788861298; h=content-transfer-encoding:content-type:in-reply-to:from :content-language:references:cc:to:subject:user-agent:mime-version :date:message-id:x-gm-gg:x-gm-message-state:from:to:cc:subject:date :message-id:reply-to:content-type; bh=RLFLzCTnod+0cKWMNOkucUdWpp2/XKB75rkTGpsWY3k=; b=NRKeVL07+veY4tanocuNTeJwJx4KybAQE6vLGpo8CSVZZTjGrt6PIzqMFsQO69Tdcx AkaNz6x55pxZWfieQW+FKPTjWKcCa2+2JmWb05KaqaJvCzccMXo74vPpn0uQEBkE0pyh SNXBJCM3vZupSJZUqi4DFMujmB80vTLXcoHvF/G3IasR1VH9BqfWJqJDPHk6NkNcjYa3 0UcHuQix6KGostQDK1QYfGgfTKoLJDDGIHLrqa4OnUI5/EAYkHdqAfJDxwaorT4pk1Ji cDG0NRZEvyAilIJ5qoVf+tVXII9Do0nWGArZhbgHIPuUJ4gcz34o64aUuVoKl0M6VKW9 f1yQ== X-Forwarded-Encrypted: i=1; AHgh+RqGo9hlSXdF2SaaTKVeo0nw3VKgL7rjYUYhVSnE/o4R0NnC7DXC/4emm2TNAyVSSiQ7uBmwRd0BgPFVigg=@vger.kernel.org X-Gm-Message-State: AFuF++kjzYIXqsvNi3ZiHF2mSopvMhqvQ25I1vrGaY0W1xFiEL+lnFZ+ xHkaGjFWh2NhkRl4/wIqiodra2inxf6jdPIVOuFXW8z1QyZWpTqwGsYROMM7XV5JBu9hDDDU0Vn zXZ6ibztH6k3tD2Erp/4oXZ6DSwLDUGwNlhfjfQy3COoNIBx2XA2D9N9mVVHmARhcVz5EtVNfBN U= X-Gm-Gg: AR+sD13S+Mkc86nvVFoE0yzq+X/wnOzil/Ykk46k45dJwmZ5zuRAp7Qx4XGNG7VNL0S TcsXB9OcB3PkU4cHxGe/4lm4IT+ZRXS2Veg9XfN0qEErmIYji9GsFQM9AbUEzIyr+e1OqqlWkm1 STupLvfi/vE0V005wpPnHrNgtDv0sRgdF8tUDF+gB+j8aDO8wDuifZ4F7fPzZr3SCHaj0G+CjhK 7iMyPrdBhyRbrA7tI9rp67S47Np3YUWZds1ae+bvdmyTwzugddbwEL86N6OoY+PXpdohEccY251 Ndgjh1LP5BrtOwFCuYnM3ZMkH3uoMkomT7KlUag7hvWrhG7t1bzr8ISja6hSBmh2+hiHv+nFuB+ GromQzjkgoGjzK45upGli3g== X-Received: by 2002:a05:620a:1a2a:b0:939:17ec:8a81 with SMTP id af79cd13be357-9392879009emr1329688685a.3.1788256498235; Tue, 01 Sep 2026 02:54:58 -0700 (PDT) X-Received: by 2002:a05:620a:1a2a:b0:939:17ec:8a81 with SMTP id af79cd13be357-9392879009emr1329686385a.3.1788256497692; Tue, 01 Sep 2026 02:54:57 -0700 (PDT) Received: from [192.168.202.12] ([178.235.128.140]) by smtp.gmail.com with ESMTPSA id a640c23a62f3a-c25ab2f9aa6sm193944666b.35.2026.09.01.02.54.55 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 01 Sep 2026 02:54:56 -0700 (PDT) Message-ID: Date: Tue, 1 Sep 2026 11:54:54 +0200 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v1] serial: qcom-geni: Avoid double-free of PM domain list To: Aniket Randive , Greg Kroah-Hartman , Jiri Slaby Cc: naresh.maramaina@oss.qualcomm.com, praveen.talari@oss.qualcomm.com, linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org, linux-serial@vger.kernel.org References: <20260901-probe_cleanup_uart-v1-1-0bc2b00c970e@oss.qualcomm.com> Content-Language: en-US From: Konrad Dybcio In-Reply-To: <20260901-probe_cleanup_uart-v1-1-0bc2b00c970e@oss.qualcomm.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Authority-Analysis: v=2.4 cv=b9qCJNGx c=1 sm=1 tr=0 ts=6a96a0f2 cx=c_pps a=50t2pK5VMbmlHzFWWp8p/g==:117 a=PRfkaYvzSr8QmIIGAkY2Sg==:17 a=IkcTkHD0fZMA:10 a=VdqzKS8jKosA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=rJkE3RaqiGZ5pbrm-msn:22 a=EUspDBNiAAAA:8 a=5Qeq7Wt-fVvOjBGoxIkA:9 a=QEXdDO2ut3YA:10 a=IoWCM6iH3mJn3m4BftBB:22 X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwOTAxMDA4NyBTYWx0ZWRfX5ICBylwUoWtH kwkTczdQLGRn0nd8OLX2yazyfJ+PMwtp8vTbVpX5FS5NQkYBmJeNJceqtUNcI1xV3jgNfoA0Mrx kc79HM5k8CZJkqy/Mhpk8wB5OAKzf1NpUMn1kTrO1Y8O1jkRi7DY9vFmHgkCnFZ9fgPjMaIMsRi er2sdzwTQiHv1in3Fb5RNJQ2070YWLC4wE374z/M+1oV0K1hvZ6pbxB3NK2v9bkFEU6AqSp47Lw owr3+0NJd4Aelf7wOOnCWEwxGpEeyHq3iAEgbQGOoIpqDSW3XIllgnrkehvkN9FSienhFjI73ZY Lpfbzo/n0cQLEEDjOgq61sHD6spD14HYwRXuEZbbcsDbZXy0hDoOxNWcrEiUdNOreo6wTMGAJrU oPyZDKvMVrKu3R5HhWrO1wQeQuHweIJun5ZseE1U4vIdvz/cdWT6ttapODZWLf9MY054d2pI8tC NUDSa5jarAdYAHYpi8w== X-Proofpoint-GUID: uVJEgJ8O9BYKFHE07uYR78f16zdH3-Ky X-Proofpoint-Spam-Info: AW1haW4tMjYwOTAxMDA4NyBTYWx0ZWRfX636BI6nYhkZP Nos7/KGhia9UuuqHwRBRA8rsp02wlvX/YjZqOZjVUrXKcGF1j65f8PhT3L6Ryb9LBIkNQAwq10P Zl+LyVRYs3dYwF6EFeod5QZBlulo5io= X-Proofpoint-ORIG-GUID: uVJEgJ8O9BYKFHE07uYR78f16zdH3-Ky X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1176,Hydra:6.1.134,FMLib:17.12.100.49 definitions=2026-09-01_02,2026-08-31_01,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 lowpriorityscore=0 bulkscore=0 phishscore=0 clxscore=1015 impostorscore=0 spamscore=0 priorityscore=1501 adultscore=0 suspectscore=0 malwarescore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2606150000 definitions=main-2609010087 On 9/1/26 11:50 AM, Aniket Randive wrote: > The SA8255P UART variants attach PM domains through > devm_pm_domain_attach_list(), which registers a devres cleanup action > to detach and free the PM domain list automatically on probe failure > or device removal. > > Remove the manual dev_pm_domain_detach_list() calls from the probe > error path and remove callback. These calls can operate on memory > that has already been freed by the devres-managed cleanup, resulting > in a potential double-free. Also remove the unused pm_domain.h header. > > Suggested-by: Konrad Dybcio > Signed-off-by: Aniket Randive > --- Reviewed-by: Konrad Dybcio Konrad