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[107.215.223.229]) by smtp.gmail.com with ESMTPSA id k24sm1720398otp.55.2021.06.25.16.16.23 (version=TLS1_2 cipher=ECDHE-ECDSA-AES128-GCM-SHA256 bits=128/128); Fri, 25 Jun 2021 16:16:24 -0700 (PDT) Content-Type: text/plain; charset=us-ascii 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 (Mac OS X Mail 14.0 \(3654.100.0.2.22\)) Subject: Re: drm-kmod kernel crash fatal trap 12 From: Bakul Shah In-Reply-To: <0100017a2692a709-a1c4025a-7548-4710-a673-5f63f11eaf4c-000000@email.amazonses.com> Date: Fri, 25 Jun 2021 16:16:22 -0700 Cc: freebsd-current@freebsd.org Content-Transfer-Encoding: quoted-printable Message-Id: <00D17F0E-B039-4FFA-B14D-2C0AD0FDBA2A@iitbombay.org> References: <01000179f13a6d3e-da7dd183-162b-4d1e-bf61-cfae3c584814-000000@email.amazonses.com> <4894bd36-92bd-596e-cc18-cd3e6aafe47f@selasky.org> <01000179f645c406-d38fbce4-d9d4-41c2-8c20-54a278d44196-000000@email.amazonses.com> <046B931E-899A-4643-B516-C1863E3D3EC3@iitbombay.org> <0100017a1f70fe62-104983dd-cf19-40f8-8223-e2c91cf90138-000000@email.amazonses.com> <0100017a24aa52fd-6ef077f4-77b9-4443-85d4-2614a825a44f-000000@email.amazonses.com> <0100017a2692a709-a1c4025a-7548-4710-a673-5f63f11eaf4c-000000@email.amazonses.com> To: Thomas Laus X-Mailer: Apple Mail (2.3654.100.0.2.22) X-Rspamd-Queue-Id: 4GBXty2G1nz3kFk X-Spamd-Bar: --- Authentication-Results: mx1.freebsd.org; dkim=pass header.d=iitbombay-org.20150623.gappssmtp.com header.s=20150623 header.b=0tzGd8qw; dmarc=none; spf=pass (mx1.freebsd.org: domain of bakul@iitbombay.org designates 2607:f8b0:4864:20::32b as permitted sender) smtp.mailfrom=bakul@iitbombay.org X-Spamd-Result: default: False [-3.00 / 15.00]; RCVD_VIA_SMTP_AUTH(0.00)[]; TO_DN_SOME(0.00)[]; MV_CASE(0.50)[]; R_SPF_ALLOW(-0.20)[+ip6:2607:f8b0:4000::/36]; RCVD_COUNT_THREE(0.00)[3]; DKIM_TRACE(0.00)[iitbombay-org.20150623.gappssmtp.com:+]; RCPT_COUNT_TWO(0.00)[2]; NEURAL_HAM_SHORT(-1.00)[-1.000]; FROM_EQ_ENVFROM(0.00)[]; MIME_TRACE(0.00)[0:+]; RBL_DBL_DONT_QUERY_IPS(0.00)[2607:f8b0:4864:20::32b:from]; ASN(0.00)[asn:15169, ipnet:2607:f8b0::/32, country:US]; MID_RHS_MATCH_FROM(0.00)[]; ARC_NA(0.00)[]; NEURAL_HAM_MEDIUM(-1.00)[-1.000]; R_DKIM_ALLOW(-0.20)[iitbombay-org.20150623.gappssmtp.com:s=20150623]; FREEFALL_USER(0.00)[bakul]; FROM_HAS_DN(0.00)[]; NEURAL_HAM_LONG(-1.00)[-1.000]; MIME_GOOD(-0.10)[text/plain]; PREVIOUSLY_DELIVERED(0.00)[freebsd-current@freebsd.org]; DMARC_NA(0.00)[iitbombay.org]; SPAMHAUS_ZRD(0.00)[2607:f8b0:4864:20::32b:from:127.0.2.255]; TO_MATCH_ENVRCPT_SOME(0.00)[]; RCVD_IN_DNSWL_NONE(0.00)[2607:f8b0:4864:20::32b:from]; RCVD_TLS_ALL(0.00)[]; MAILMAN_DEST(0.00)[freebsd-current] X-ThisMailContainsUnwantedMimeParts: N On Jun 19, 2021, at 4:19 PM, Thomas Laus wrote: >=20 > On 6/19/21 2:21 PM, Bakul Shah wrote: >>=20 >> You may wish to see if Andriy Gapon's method (LOCAL_MODULES_DIR, = LOCAL_MODULES) >> works better for you. >>=20 >> I trust Makefile* to do the right thing with META_MODE and CCACHE = (and if they >> don't, it is a bug that would need to be fixed) so I personally don't = see the >> need to "rm -rf /usr/obj/*". >>=20 > I have been performing the rm -rf /usr/obj/* procedure almost weekly > since FreeBSD 4.1 and has kept me out of trouble for many years. The = PC > that I use to update Current can build both world and kernel in under = an > hour with a clean object directory. Performing a 'git up ports' and > rebuilding the drm module before building world is not a major time > consumer for me if I remember to do it first. One final response in this thread! # cd /usr/src; git pull Already up to date. # make -j8 buildworld buildkernel >& err # grep 'built in' err >>> World built in 132 seconds, ncpu: 4, make -j8 >>> Kernel(s) GENERIC built in 459 seconds, ncpu: 4, make -j8 # reboot ... # uname -v FreeBSD 14.0-CURRENT #6 main-n247581-0bcd49c13ada: Fri Jun 25 14:45:59 = PDT 2021 ... This includes drm-kmod. I had run the same 4 days back.=20 This is on a bhyve *virtual machine* (4 cores, 8GB RAM). Its "disk" is a zfs file (pretending to be NVME) on a 3 year old ryzen box with 8 cores and 64GB RAM. The host is running 13.0-RELEASE-p1.