From owner-freebsd-stable@freebsd.org Tue Aug 2 19:57:57 2016 Return-Path: Delivered-To: freebsd-stable@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id C4318BAD236 for ; Tue, 2 Aug 2016 19:57:57 +0000 (UTC) (envelope-from ian@freebsd.org) 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 AF5331CFA for ; Tue, 2 Aug 2016 19:57:57 +0000 (UTC) (envelope-from ian@freebsd.org) Received: by mailman.ysv.freebsd.org (Postfix) id AAF3EBAD235; Tue, 2 Aug 2016 19:57:57 +0000 (UTC) Delivered-To: stable@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id AAA2DBAD234 for ; Tue, 2 Aug 2016 19:57:57 +0000 (UTC) (envelope-from ian@freebsd.org) Received: from pmta2.delivery6.ore.mailhop.org (pmta2.delivery6.ore.mailhop.org [54.200.129.228]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id 8CA201CF9 for ; Tue, 2 Aug 2016 19:57:57 +0000 (UTC) (envelope-from ian@freebsd.org) X-MHO-User: 91a1b8c3-58eb-11e6-8929-8ded99d5e9d7 X-Report-Abuse-To: https://support.duocircle.com/support/solutions/articles/5000540958-duocircle-standard-smtp-abuse-information X-Originating-IP: 73.34.117.227 X-Mail-Handler: DuoCircle Outbound SMTP Received: from ilsoft.org (unknown [73.34.117.227]) by outbound2.ore.mailhop.org (Halon Mail Gateway) with ESMTPSA; Tue, 2 Aug 2016 19:59:06 +0000 (UTC) Received: from rev (rev [172.22.42.240]) by ilsoft.org (8.15.2/8.14.9) with ESMTP id u72Jvn1P036864; Tue, 2 Aug 2016 13:57:49 -0600 (MDT) (envelope-from ian@freebsd.org) Message-ID: <1470167869.1283.47.camel@freebsd.org> Subject: Re: Call for testing: VM bugs in 10.3 From: Ian Lepore To: Konstantin Belousov , stable@freebsd.org Date: Tue, 02 Aug 2016 13:57:49 -0600 In-Reply-To: <20160802192538.GQ83214@kib.kiev.ua> References: <20160802192538.GQ83214@kib.kiev.ua> Content-Type: text/plain; charset="us-ascii" X-Mailer: Evolution 3.16.5 FreeBSD GNOME Team Port Mime-Version: 1.0 Content-Transfer-Encoding: 7bit X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.22 Precedence: list List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 02 Aug 2016 19:57:57 -0000 On Tue, 2016-08-02 at 22:25 +0300, Konstantin Belousov wrote: > Below is the merge of some high-profile virtual memory subsystem bug > fixes from stable/10 to 10.3. I merged fixes for bugs reported by > users, issues which are even theoretically unlikely to occur in real > world loads, are not included into the patch set. The later is mostly > corrections for the handling of radix insertion failures. Included > fixes > are for random SIGSEGV delivered to processes, hangs on "vodead" > state > on filesystem operations, and several others. > > List of the merged revisions: > r301184 prevent parallel object collapses, fixes object lifecycle > r301436 do not leak the vm object lock, fixes overcommit disable > r302243 avoid the active object marking for vm.vmtotal sysctl, fixes > "vodead" hangs > r302513 vm_fault() race with the vm_object_collapse(), fixes spurious > SIGSEGV > r303291 postpone BO_DEAD, fixes panic on fast vnode reclaim > > I am asking for some testing, it is not necessary for your system to > exhibit the problematic behaviour for your testing to be useful. I am > more looking for smoke-testing kind of confirmation that patch is > fine. > Neither I nor people who usually help me with testing, run 10.3 > systems. > > If everything appear to be fine, my intent is to ask re/so to issue > Errata Notice with these changes in about a week from now. > > Index: sys/kern/vfs_subr.c > [...] I run 10-stable on my everyday desktop/build machine, but my mail client ruined the format of the patches. Can I just 'svn up' on the 10 -stable branch and then MFC the revs you list above, or are there hand -tweaks to the patches you attached? -- Ian