From owner-freebsd-current@freebsd.org Wed Nov 13 00:30:10 2019 Return-Path: Delivered-To: freebsd-current@mailman.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.nyi.freebsd.org (Postfix) with ESMTP id E0306178124; Wed, 13 Nov 2019 00:30:10 +0000 (UTC) (envelope-from sgk@troutmask.apl.washington.edu) Received: from troutmask.apl.washington.edu (troutmask.apl.washington.edu [128.95.76.21]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) server-signature RSA-PSS (4096 bits) client-signature RSA-PSS (2048 bits) client-digest SHA256) (Client CN "troutmask", Issuer "troutmask" (not verified)) by mx1.freebsd.org (Postfix) with ESMTPS id 47CQVn6YXkz4KHv; Wed, 13 Nov 2019 00:30:09 +0000 (UTC) (envelope-from sgk@troutmask.apl.washington.edu) Received: from troutmask.apl.washington.edu (localhost [127.0.0.1]) by troutmask.apl.washington.edu (8.15.2/8.15.2) with ESMTPS id xAD0U72t004607 (version=TLSv1.3 cipher=TLS_AES_256_GCM_SHA384 bits=256 verify=NO); Tue, 12 Nov 2019 16:30:07 -0800 (PST) (envelope-from sgk@troutmask.apl.washington.edu) Received: (from sgk@localhost) by troutmask.apl.washington.edu (8.15.2/8.15.2/Submit) id xAD0U60e002898; Tue, 12 Nov 2019 16:30:06 -0800 (PST) (envelope-from sgk) Date: Tue, 12 Nov 2019 16:30:01 -0800 From: Steve Kargl To: Hans Petter Selasky Cc: Mark Johnston , freebsd-current@freebsd.org, freebsd-x11@freebsd.org Subject: Re: unkillable process consuming 100% cpu Message-ID: <20191113003001.GA94074@troutmask.apl.washington.edu> Reply-To: sgk@troutmask.apl.washington.edu References: <20191107202919.GA4565@troutmask.apl.washington.edu> <20191107203223.GF16978@raichu> <20191108220935.GA856@troutmask.apl.washington.edu> <6a4e5993-623a-ebaa-8180-e11c7d48e706@selasky.org> <20191112173136.GA69344@troutmask.apl.washington.edu> <0961307a-8b14-8240-0466-6bb4edf52788@selasky.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <0961307a-8b14-8240-0466-6bb4edf52788@selasky.org> User-Agent: Mutt/1.12.2 (2019-09-21) X-Rspamd-Queue-Id: 47CQVn6YXkz4KHv X-Spamd-Bar: - Authentication-Results: mx1.freebsd.org; dkim=none; dmarc=none; spf=none (mx1.freebsd.org: domain of sgk@troutmask.apl.washington.edu has no SPF policy when checking 128.95.76.21) smtp.mailfrom=sgk@troutmask.apl.washington.edu X-Spamd-Result: default: False [-1.30 / 15.00]; ARC_NA(0.00)[]; HAS_REPLYTO(0.00)[sgk@troutmask.apl.washington.edu]; NEURAL_HAM_MEDIUM(-0.98)[-0.980,0]; FROM_HAS_DN(0.00)[]; RCPT_COUNT_THREE(0.00)[4]; TO_DN_SOME(0.00)[]; IP_SCORE(-0.22)[ip: (0.06), ipnet: 128.95.0.0/16(-0.29), asn: 73(-0.83), country: US(-0.05)]; MIME_GOOD(-0.10)[text/plain]; DMARC_NA(0.00)[washington.edu]; REPLYTO_ADDR_EQ_FROM(0.00)[]; AUTH_NA(1.00)[]; NEURAL_HAM_LONG(-1.00)[-0.996,0]; TO_MATCH_ENVRCPT_SOME(0.00)[]; R_SPF_NA(0.00)[]; FROM_EQ_ENVFROM(0.00)[]; R_DKIM_NA(0.00)[]; MIME_TRACE(0.00)[0:+]; ASN(0.00)[asn:73, ipnet:128.95.0.0/16, country:US]; MID_RHS_MATCH_FROM(0.00)[]; RCVD_TLS_ALL(0.00)[]; RCVD_COUNT_TWO(0.00)[2] X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 13 Nov 2019 00:30:10 -0000 On Tue, Nov 12, 2019 at 06:48:22PM +0100, Hans Petter Selasky wrote: > On 2019-11-12 18:31, Steve Kargl wrote: > >> Can you open the radeonkms.ko in gdb83 from ports and type: > >> > >> l *(radeon_gem_busy_ioctl+0x30) > >> > > % /boot/modules/radeonkms.ko > > (gdb) l *(radeon_gem_busy_ioctl+0x30) > > 0xa12b0 is in radeon_gem_busy_ioctl (/usr/ports/graphics/drm-current-kmod/work/kms-drm-2d2852e/drivers/gpu/drm/radeon/radeon_gem.c:453). > > 448 /usr/ports/graphics/drm-current-kmod/work/kms-drm-2d2852e/drivers/gpu/drm/radeon/radeon_gem.c: No such file or directory. > > (gdb) > > Like expected. > I installed the 2nd seqlock.diff, rebuilt drm-current-kmod-4.16.g20191023, rebooting, and have been pounding on the system with workloads that are similar to what the system was doing during the lockups. So far, I cannot ge the system lock-up. Looks like your patch fixes (or at least helps). Thanks for taking a look at the problem. -- Steve