From mboxrd@z Thu Jan 1 00:00:00 1970 X-Msuck: nntp://news.gmane.io/gmane.comp.sysutils.supervision.general/2266 Path: news.gmane.org!.POSTED!not-for-mail From: Jonathan de Boyne Pollard Newsgroups: gmane.os.freebsd.devel.hackers,gmane.comp.sysutils.supervision.general Subject: Re: NOTE_TRACK, EVFILT_PROC, kqueue, and subreapers Date: Tue, 13 Dec 2016 12:39:47 +0000 Message-ID: <67b4c42e-4e6b-ba64-b8bb-83a8a5dcfba7@NTLWorld.com> References: <20161201172846.GP3428@protected.rcdrun.com> <20161201124118.46778e2b@mydesk.domain.cxm> <20161201174837.GR3428@protected.rcdrun.com> <20161201125438.15230317@mydesk.domain.cxm> <20161206104020.6b2ebb30@eto-mona.office.smartweb.sk> <20161206102637.1ddd152a@mydesk.domain.cxm> <20161207155638.4b2dd629@eto-mona.office.smartweb.sk> <630ace89-e29b-d0d3-9f15-110d8dc3de08@NTLWorld.com> <20161208132842.5d7940bd@eto-mona.office.smartweb.sk> <20161211124637.GA17315@stack.nl> NNTP-Posting-Host: blaine.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii"; Format="flowed" Content-Transfer-Encoding: 7bit X-Trace: blaine.gmane.org 1481632887 31328 195.159.176.226 (13 Dec 2016 12:41:27 GMT) X-Complaints-To: usenet@blaine.gmane.org NNTP-Posting-Date: Tue, 13 Dec 2016 12:41:27 +0000 (UTC) User-Agent: Mozilla/5.0 (Windows NT 6.0; rv:45.0) Gecko/20100101 Thunderbird/45.1.1 To: FreeBSD Hackers , supervision@list.skarnet.org Original-X-From: owner-freebsd-hackers@freebsd.org Tue Dec 13 13:41:23 2016 Return-path: Envelope-to: freebsd-hackers@m.gmane.org Original-Received: from mx2.freebsd.org ([8.8.178.116]) by blaine.gmane.org with esmtp (Exim 4.84_2) (envelope-from ) id 1cGmOX-0007Gy-Mm for freebsd-hackers@m.gmane.org; Tue, 13 Dec 2016 13:41:22 +0100 Original-Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client CN "mx1.freebsd.org", Issuer "Let's Encrypt Authority X3" (verified OK)) by mx2.freebsd.org (Postfix) with ESMTPS id 5D37F66F68; Tue, 13 Dec 2016 12:41:23 +0000 (UTC) (envelope-from owner-freebsd-hackers@freebsd.org) Original-Received: from mailman.ysv.freebsd.org (mailman.ysv.freebsd.org [IPv6:2001:1900:2254:206a::50:5]) by mx1.freebsd.org (Postfix) with ESMTP id 310801EED; Tue, 13 Dec 2016 12:41:23 +0000 (UTC) (envelope-from owner-freebsd-hackers@freebsd.org) Original-Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 7D7BDC74441 for ; Tue, 13 Dec 2016 12:41:16 +0000 (UTC) (envelope-from j.deboynepollard-newsgroups@ntlworld.com) Original-Received: from know-smtprelay-omc-8.server.virginmedia.net (know-smtprelay-omc-8.server.virginmedia.net [80.0.253.72]) by mx1.freebsd.org (Postfix) with ESMTP id EF0671EAF for ; Tue, 13 Dec 2016 12:41:15 +0000 (UTC) (envelope-from j.deboynepollard-newsgroups@ntlworld.com) Original-Received: from [192.168.1.100] ([86.10.211.13]) by know-smtprelay-8-imp with bizsmtp id KQg41u00G0HtmFq01Qg5AE; Tue, 13 Dec 2016 12:40:05 +0000 X-Originating-IP: [86.10.211.13] X-Spam: 0 X-Authority: v=2.1 cv=N5HUbDJB c=1 sm=1 tr=0 a=SB7hr1IvJSWWr45F2gQiKw==:117 a=SB7hr1IvJSWWr45F2gQiKw==:17 a=L9H7d07YOLsA:10 a=9cW_t1CCXrUA:10 a=s5jvgZ67dGcA:10 a=N659UExz7-8A:10 a=hWyk01RRhHyrYV-1E6MA:9 a=pILNOxqGKmIA:10 In-Reply-To: <20161211124637.GA17315@stack.nl> X-BeenThere: freebsd-hackers@freebsd.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: Technical Discussions relating to FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: owner-freebsd-hackers@freebsd.org Original-Sender: owner-freebsd-hackers@freebsd.org Xref: news.gmane.org gmane.os.freebsd.devel.hackers:58342 gmane.comp.sysutils.supervision.general:2266 Archived-At: Jilles Tjoelker: > This should probably be fixed. There's another more insidious bug hiding inside kevent() somewhere that causes a kernel abend complaining about a sleeping thread holding a non-sleepable lock. One needs to make fairly heavy use of kevent() in order to trigger it, I believe, as I have only seen it so far on systems that do. _______________________________________________ freebsd-hackers@freebsd.org mailing list https://lists.freebsd.org/mailman/listinfo/freebsd-hackers To unsubscribe, send any mail to "freebsd-hackers-unsubscribe@freebsd.org"