From nobody Sun Aug 20 16:48:30 2023 X-Original-To: current@mlmmj.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mlmmj.nyi.freebsd.org (Postfix) with ESMTP id 4RTM4g3mMnz4qRKK for ; Sun, 20 Aug 2023 16:48:35 +0000 (UTC) (envelope-from tezeka@hotmail.com) Received: from NAM11-CO1-obe.outbound.protection.outlook.com (mail-co1nam11olkn2082f.outbound.protection.outlook.com [IPv6:2a01:111:f400:7eab::82f]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client CN "mail.protection.outlook.com", Issuer "DigiCert Cloud Services CA-1" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4RTM4g068Bz4Wd2 for ; Sun, 20 Aug 2023 16:48:34 +0000 (UTC) (envelope-from tezeka@hotmail.com) Authentication-Results: mx1.freebsd.org; none ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=nQIs9tensjHes/5i8V66HMBDiCWbvuLAzXt97SHqm6ang6nIGnkKvzUA6JFeBtmiNvD0tThtKWTbmbA6OsPnuAEsrVAF9DA3OY4fyEf8y6VV5CNElDYR81SbKwDKDagT914fwJEoBhC6lPYUHjHv3RsQ7zLEQuH3uOg+Sr800OHexJAjVA+QsGzxAYSm50uXAmCpuNATSp6782uk9kSN8/9B6L9fQPV2aUxAWmAQNEZdQualmTNnkXCOiT2/lrvcG8J7H9REkZJKT6DkKUaEVrn+vN2QEGT4oLHVZt2BlH58Lqv19rFjc9ttvBkIkzTpzw4BGsQ3ELxYoGncYv0fcg== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=microsoft.com; s=arcselector9901; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-AntiSpam-MessageData-ChunkCount:X-MS-Exchange-AntiSpam-MessageData-0:X-MS-Exchange-AntiSpam-MessageData-1; bh=k0cpEESkRu/SEWLyMT7Hn+KuAiI/YHKXh4yOUQKTcro=; b=j7xZUlA0j3vquMKPz+A99SLesq0LQFGJecOuj3hEQ1TgCbAghA9b9mdekGbsChrP3XfZdMC65t/Ayg6geoj2CIKuJIcDgrRxvR00u2MAh9/RJhYKONf6t7I64FnX+HkYlf3ZAsDBJPyXtEhLy3Y77b97AuzSNKvUBFVxourK9orMoLIC8k5EN+m8D/ib0bppoiRrvke6RklFI6avtqgr2bQdmKOzEZ4p8YCgmdqDkPCPYrrXnfhvNRcJ+qgaYh15j7EYT6+OxSjyOSPwG+Rh1KUS6xs/gN5yH62/yxNM+OP1dp2KjiBW6dsYipRjndFkWnQu3IKnM9UAB4Ae7uZhBA== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=none; dmarc=none; dkim=none; arc=none DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=hotmail.com; s=selector1; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=k0cpEESkRu/SEWLyMT7Hn+KuAiI/YHKXh4yOUQKTcro=; b=CO6E/VceohLVGUA/MB9loqWFyTNHqNqVTmiieg+XDVpkhpK2k21OZ6NHX3aCF2u0mcOf7e1YCk9o3am8MWEaS1O5FV65wo8uU/XdRaW5sKIZjqcuhy4ICsZuMCb1NwKGQhEgFVRIzN4XJnKHNKiDhwzNzD/pqgCUZRCsNP7yCsTKYqQDCo86duyNb2UDdUx5WvR6IFkBWno8/GZKggjcsvwCSf3i9Ec6WZihvVfDRfD4IvLvBG3SF1PgJXzXoNivdePppJSWmA9yJl52Mhhm6Fl0pP5DEHqOFwAAB+yEDJePTxiolLnE46dkSl01NvEMdhUEcdrw1CHdoVzqEc9VRw== Received: from CPWP152MB7921.LAMP152.PROD.OUTLOOK.COM (2603:10d6:103:2f5::11) by CPWP152MB5337.LAMP152.PROD.OUTLOOK.COM (2603:10d6:103:171::14) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.6699.20; Sun, 20 Aug 2023 16:48:30 +0000 Received: from CPWP152MB7921.LAMP152.PROD.OUTLOOK.COM ([fe80::1dfb:7cc6:7b33:c9d8]) by CPWP152MB7921.LAMP152.PROD.OUTLOOK.COM ([fe80::1dfb:7cc6:7b33:c9d8%6]) with mapi id 15.20.6699.020; Sun, 20 Aug 2023 16:48:30 +0000 From: Ivan Quitschal To: Alexander Leidinger , "current@freebsd.org" Subject: Re: 100% CPU time for sysctl command, not killable Thread-Topic: 100% CPU time for sysctl command, not killable Thread-Index: AQHZ04OW8DMfRbhpUkCh/F0a3U8jA6/zZRiL Date: Sun, 20 Aug 2023 16:48:30 +0000 Message-ID: References: <67616bb5b074851832053a0286c3c2fa@Leidinger.net> In-Reply-To: <67616bb5b074851832053a0286c3c2fa@Leidinger.net> Accept-Language: pt-BR, en-US Content-Language: pt-BR X-MS-Has-Attach: X-MS-TNEF-Correlator: x-ms-exchange-messagesentrepresentingtype: 1 x-tmn: [iVtdBbBznPYCYG+zf5yPjjPXa0oo+qB1/Wlg/PeWWYU=] x-ms-publictraffictype: Email x-ms-traffictypediagnostic: CPWP152MB7921:EE_|CPWP152MB5337:EE_ x-ms-office365-filtering-correlation-id: 312bda53-1cb6-4e6d-a2cd-08dba19d48bc x-microsoft-antispam: BCL:0; x-microsoft-antispam-message-info: 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 x-ms-exchange-antispam-messagedata-chunkcount: 1 x-ms-exchange-antispam-messagedata-0: =?us-ascii?Q?UBUkDo9mjkzbB8PPhxyatuEMcti3eUAv8GrAGR2PZ0Fo4qZ+zG76IF9MheC/?= =?us-ascii?Q?pdy9xh/WGdpRLklsOYlY5iR3LeMPqTejrefxrMwZRYAFgJpY8/Is2ifBiL0F?= =?us-ascii?Q?J170MBREwApnLyQ89dq0dmUG6ffuCtbRA/sMbZ+u+WDWFf2COfD727cjkrkF?= =?us-ascii?Q?/jjPIz/E7cHscwmLjq82LUna9kwBI00Uf0Utf122TN/h3SP8UcqMcnJ115l8?= =?us-ascii?Q?S0rbWfHHWLzUiYcHOrhwpDVnNPyGxdHb7llfhNYXm29dj9Hj+UutzYEKsC2t?= =?us-ascii?Q?6wfOdocnY6E3QBlrqp0+9Jv1Da1Hd/bmO6pcHXCYYj9ro2ah3CFDw0w0aoL4?= =?us-ascii?Q?6tMo6KprzvYMUctHqgqmNBZ4fEgMs5b1GT2S+5SCFASTy0OBX05Onz/OXBHa?= =?us-ascii?Q?YfvWpnS7lMPKxsD62y0Qbb1CRp3drvQW4CeG6WQApUOQ1RV6sX5OyAhWLP4N?= =?us-ascii?Q?Fer1GeiuFasB0vNcx+QTm3Th/yfyV33e9NCi6ebK2ou3acHDAKAY0vzzl/9J?= =?us-ascii?Q?BPgkNUceFOIoPI59Tk/7xHUtX85XvoelpUWla+wqamk6nB6Fsc3QyfROLcKZ?= =?us-ascii?Q?gsWBEivQ/EeGH5cJFX0AhFN3m2iozAWoFvaFe1O7VoI465JfogRgs1kFo3NE?= =?us-ascii?Q?bDPirESpk1kXfT6GatKoJx/8iufEvfZ+fDZVoYvs/jOE80DUMZnIF5nC5ZLC?= =?us-ascii?Q?7QXgUC1Z2kQED/Fk2Ewz1cHbhwninbYoUWOxat/Z56D34+1Khzi+WvMXDS0z?= =?us-ascii?Q?AePFbwOlm9Tk5sg5qXkxVtJHFyB4OkCzFDYQVPcr0sqmJ7BSp4uKI74gc2xW?= =?us-ascii?Q?lOWYbTazAVV0neLBR4lV30QC8IGmcwATgxJ6Ga9rCpH/D2mnvkmdMWIpKgUy?= =?us-ascii?Q?gnoGbewtnFeD1KP+PCjgeDIDBHupiLN+jpGbsqVoSg/0Rj5sEHRqDGYoVBkw?= =?us-ascii?Q?V79PRGv8yhOjDfy3eSs+bptUeNA9h7yhRDfWDI0/bq7hT6ZK/b5hU1eK4tI2?= =?us-ascii?Q?oF4yiBaXB3Rhx7yRjrfTuQ3BLOT5xpnQBoUFpcAxVwLIVW50SrjRWgrYZmUl?= =?us-ascii?Q?qR59vxMBZ4SB4GZViDh/u6P+okXDo82Kp0d0QnITQzm9WDAKfGOPmm/F/zfb?= =?us-ascii?Q?/0kM6Z7PzRrZu2oooIwwvHMtXuB9gvdGxjwKB+Va4wy8A46ZNKOhlZxOfKLt?= =?us-ascii?Q?W5EAVCgiqBSWHigJ5FykCEw8BM+x3TZpebS4EruXscKYPtN3EGVBrHhi8Ao?= =?us-ascii?Q?=3D?= Content-Type: multipart/alternative; boundary="_000_CPWP152MB7921AD045F2047C54BE78A5DCB19ACPWP152MB7921LAMP_" List-Id: Discussions about the use of FreeBSD-current List-Archive: https://lists.freebsd.org/archives/freebsd-current List-Help: List-Post: List-Subscribe: List-Unsubscribe: Sender: owner-freebsd-current@freebsd.org MIME-Version: 1.0 X-OriginatorOrg: sct-15-20-4755-11-msonline-outlook-bf824.templateTenant X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-AuthSource: CPWP152MB7921.LAMP152.PROD.OUTLOOK.COM X-MS-Exchange-CrossTenant-RMS-PersistedConsumerOrg: 00000000-0000-0000-0000-000000000000 X-MS-Exchange-CrossTenant-Network-Message-Id: 312bda53-1cb6-4e6d-a2cd-08dba19d48bc X-MS-Exchange-CrossTenant-originalarrivaltime: 20 Aug 2023 16:48:30.5067 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: 84df9e7f-e9f6-40af-b435-aaaaaaaaaaaa X-MS-Exchange-CrossTenant-rms-persistedconsumerorg: 00000000-0000-0000-0000-000000000000 X-MS-Exchange-Transport-CrossTenantHeadersStamped: CPWP152MB5337 X-Rspamd-Queue-Id: 4RTM4g068Bz4Wd2 X-Spamd-Bar: ---- X-Rspamd-Pre-Result: action=no action; module=replies; Message is reply to one we originated X-Spamd-Result: default: False [-4.00 / 15.00]; REPLY(-4.00)[]; ASN(0.00)[asn:8075, ipnet:2a01:111:f000::/36, country:US] --_000_CPWP152MB7921AD045F2047C54BE78A5DCB19ACPWP152MB7921LAMP_ Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable Sounds like a fork bomb discovered Obter o Outlook para Android ________________________________ From: owner-freebsd-current@freebsd.org = on behalf of Alexander Leidinger Sent: Sunday, August 20, 2023 1:29:40 PM To: current@freebsd.org Subject: 100% CPU time for sysctl command, not killable Hi, sysctl kern.maxvnodes=3D1048576000 results in 100% CPU and a non-killable sysctl program. This is somewhat unexpected... Bye, Alexander. -- https://na01.safelinks.protection.outlook.com/?url=3Dhttp%3A%2F%2Fwww.leidi= nger.net%2F&data=3D05%7C01%7C%7C8154f1ba1c56451df44f08dba19ab6fb%7C84df9e7f= e9f640afb435aaaaaaaaaaaa%7C1%7C0%7C638281458099404081%7CUnknown%7CTWFpbGZsb= 3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C300= 0%7C%7C%7C&sdata=3D1w9Qc6PlRiJU%2FYrGjSiyLGIbWfoekhX2XbRE%2FMr2MB8%3D&reser= ved=3D0 Alexander@Leidinger.net: PGP 0x8F31830F9= F2772BF https://na01.safelinks.protection.outlook.com/?url=3Dhttp%3A%2F%2Fwww.freeb= sd.org%2F&data=3D05%7C01%7C%7C8154f1ba1c56451df44f08dba19ab6fb%7C84df9e7fe9= f640afb435aaaaaaaaaaaa%7C1%7C0%7C638281458099404081%7CUnknown%7CTWFpbGZsb3d= 8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C3000%= 7C%7C%7C&sdata=3DXONqhX5V5duH8oyRVwnAiruzHzcnIGCcjbWVDLscILU%3D&reserved=3D= 0 netchild@FreeBSD.org : PGP 0x8F31830F9F2772B= F --_000_CPWP152MB7921AD045F2047C54BE78A5DCB19ACPWP152MB7921LAMP_ Content-Type: text/html; charset="us-ascii" Content-Transfer-Encoding: quoted-printable Sounds  like a fork bomb discovered 

From: owner-freebsd-current= @freebsd.org <owner-freebsd-current@freebsd.org> on behalf of Alexand= er Leidinger <Alexander@Leidinger.net>
Sent: Sunday, August 20, 2023 1:29:40 PM
To: current@freebsd.org <current@freebsd.org>
Subject: 100% CPU time for sysctl command, not killable
 
Hi,

sysctl kern.maxvnodes=3D1048576000 results in 100% CPU and a non-killable <= br> sysctl program. This is somewhat unexpected...

Bye,
Alexander.

--
https://na01.safelinks.protection.out= look.com/?url=3Dhttp%3A%2F%2Fwww.leidinger.net%2F&data=3D05%7C01%7C%7C8= 154f1ba1c56451df44f08dba19ab6fb%7C84df9e7fe9f640afb435aaaaaaaaaaaa%7C1%7C0%= 7C638281458099404081%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2= luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C3000%7C%7C%7C&sdata=3D1w9Qc6PlRi= JU%2FYrGjSiyLGIbWfoekhX2XbRE%2FMr2MB8%3D&reserved=3D0 Alexander@Leidinger.net: PGP 0x8F31830F9F2772BF
https://na01.safelinks.protection.outlo= ok.com/?url=3Dhttp%3A%2F%2Fwww.freebsd.org%2F&data=3D05%7C01%7C%7C8154f= 1ba1c56451df44f08dba19ab6fb%7C84df9e7fe9f640afb435aaaaaaaaaaaa%7C1%7C0%7C63= 8281458099404081%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMz= IiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C3000%7C%7C%7C&sdata=3DXONqhX5V5duH8o= yRVwnAiruzHzcnIGCcjbWVDLscILU%3D&reserved=3D0    netchild@FreeBSD.org  : PGP 0x8F31830F9F2772BF

--_000_CPWP152MB7921AD045F2047C54BE78A5DCB19ACPWP152MB7921LAMP_--