From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mx0b-001b2d01.pphosted.com (mx0b-001b2d01.pphosted.com [148.163.158.5]) (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 0A19170800 for ; Mon, 2 Dec 2024 18:59:41 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=148.163.158.5 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1733165984; cv=none; b=CchJyVcvzwUFhZvGh+k2V8ldRydCNsxyzvoMWMUFydtUMW8FvwdkUp0mo454nKbH7xkUdc0jFeqx1vPPG4G6uvb+98SGB33j4/6SULY8yp0q05crw943VATjMBwjXWDSOjA2aOGR2bNNy+cO31t0jtTx9SnwmcMGRpb8LyrfHqc= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1733165984; c=relaxed/simple; bh=kKBsj5BcSA/E442Svcd48cKRaaZ3Y8NqP4NA5BgDCsc=; h=Message-ID:Subject:From:To:Cc:Date:In-Reply-To:References: Content-Type:MIME-Version; b=qjgg6iUOrp2UXjftjhgnRL4VHdEuMIw88ZHZYQxVNpnWlm+sizhQPqJI5SFAX5ik9XwNkbZHRt7MVD47o9MC0qJWGd7WfxsldZopURx+52eAOGlMYjz/of1TL9b9EbsqimorZKRTPYkGFrxWGTciH/Zbsx5Wy7OIJoctVN+AyAU= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.ibm.com; spf=pass smtp.mailfrom=linux.ibm.com; dkim=pass (2048-bit key) header.d=ibm.com header.i=@ibm.com header.b=BqShDiE7; arc=none smtp.client-ip=148.163.158.5 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.ibm.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linux.ibm.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=ibm.com header.i=@ibm.com header.b="BqShDiE7" Received: from pps.filterd (m0353725.ppops.net [127.0.0.1]) by mx0a-001b2d01.pphosted.com (8.18.1.2/8.18.1.2) with ESMTP id 4B2ABRin021884; Mon, 2 Dec 2024 18:59:34 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ibm.com; h=cc :content-transfer-encoding:content-type:date:from:in-reply-to :message-id:mime-version:references:subject:to; s=pp1; bh=kKBsj5 BcSA/E442Svcd48cKRaaZ3Y8NqP4NA5BgDCsc=; b=BqShDiE7qt0NXgBZJZNnDS oZTmMbRvgcvBAexbGaFMPAtZzu7XyEJHXUMSbpQOixMqbLOFbJew2WO3CW1ZuXXO XJmQEGe6YNnD46FZ9VSwWzTMWL7EXowZFBic6FZ2Rx+m/7Rz4YxTmKjWBltUsh9k S5s4gTCrdRwGKqrEpsMSfn5dkM276RGyvcNm0jpXDYzWUTqlK6E3XHxW29DUut+6 eYKG+zK6TNWkM+UAFqExzMItmite7O+hUubrjG1V01unhMParuMdtFFxp4kQKqXp 63RjRCfNfrmFPTbLp2JYFdqPHyFhic26avY7LpHLB8xDYDhMlkMp2Aj3wuafILaA == Received: from ppma22.wdc07v.mail.ibm.com (5c.69.3da9.ip4.static.sl-reverse.com [169.61.105.92]) by mx0a-001b2d01.pphosted.com (PPS) with ESMTPS id 437s4htfdh-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Mon, 02 Dec 2024 18:59:34 +0000 (GMT) Received: from pps.filterd (ppma22.wdc07v.mail.ibm.com [127.0.0.1]) by ppma22.wdc07v.mail.ibm.com (8.18.1.2/8.18.1.2) with ESMTP id 4B2HB4um029509; Mon, 2 Dec 2024 18:59:17 GMT Received: from smtprelay03.fra02v.mail.ibm.com ([9.218.2.224]) by ppma22.wdc07v.mail.ibm.com (PPS) with ESMTPS id 438ddy8na4-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Mon, 02 Dec 2024 18:59:17 +0000 Received: from smtpav05.fra02v.mail.ibm.com (smtpav05.fra02v.mail.ibm.com [10.20.54.104]) by smtprelay03.fra02v.mail.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id 4B2IxDij59113758 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Mon, 2 Dec 2024 18:59:13 GMT Received: from smtpav05.fra02v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 430F620043; Mon, 2 Dec 2024 18:59:13 +0000 (GMT) Received: from smtpav05.fra02v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id C4EE220040; Mon, 2 Dec 2024 18:59:12 +0000 (GMT) Received: from [127.0.0.1] (unknown [9.152.108.100]) by smtpav05.fra02v.mail.ibm.com (Postfix) with ESMTP; Mon, 2 Dec 2024 18:59:12 +0000 (GMT) Message-ID: <155228c69769d32c234ea3ae8fe01f889f221974.camel@linux.ibm.com> Subject: Re: [PATCH] posix-timers: Fix a race with __exit_signal() From: Ilya Leoshkevich To: Oleg Nesterov Cc: Thomas Gleixner , LKML , Frederic Weisbecker , Heiko Carstens , Vasily Gorbik , Alexander Gordeev , Richard Henderson Date: Mon, 02 Dec 2024 19:59:12 +0100 In-Reply-To: <20241202172808.GA9551@redhat.com> References: <20241202155547.8214-1-iii@linux.ibm.com> <20241202172808.GA9551@redhat.com> Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable User-Agent: Evolution 3.52.4 (3.52.4-2.fc40) Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-TM-AS-GCONF: 00 X-Proofpoint-GUID: ZErFoXAGhNXkCeS1PMmUX4F6aSfEYJGI X-Proofpoint-ORIG-GUID: ZErFoXAGhNXkCeS1PMmUX4F6aSfEYJGI X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1051,Hydra:6.0.680,FMLib:17.12.62.30 definitions=2024-10-15_01,2024-10-11_01,2024-09-30_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 clxscore=1011 suspectscore=0 adultscore=0 mlxscore=0 mlxlogscore=716 lowpriorityscore=0 bulkscore=0 impostorscore=0 phishscore=0 spamscore=0 malwarescore=0 priorityscore=1501 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.19.0-2411120000 definitions=main-2412020161 On Mon, 2024-12-02 at 18:28 +0100, Oleg Nesterov wrote: > Ilya, >=20 > I hope this was already fixed by Frederic, please see > https://lore.kernel.org/all/20241122234811.60455-1-frederic@kernel.org/ >=20 > Oleg. I tested the Frederic's fix and it resolved the issue for me. Thanks! [...]