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Sat, 04 Oct 2025 10:45:35 +0300 (EEST) Date: Sat, 04 Oct 2025 10:45:33 +0300 From: Sulev-Madis Silber To: freebsd-current@freebsd.org Subject: Re: armv7 translation fault User-Agent: K-9 Mail for Android In-Reply-To: <57C4730E-2AE7-4BCA-A2B5-4CD8A659AFE5@ketas.si.pri.ee> References: <57C4730E-2AE7-4BCA-A2B5-4CD8A659AFE5@ketas.si.pri.ee> Message-ID: 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 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable X-Spamd-Bar: / X-Spamd-Result: default: False [-0.71 / 15.00]; HFILTER_HOSTNAME_5(3.00)[d004-fea2-0bff-021e-13e8-8437-07d0-2001.dyn.estpak.ee]; NEURAL_HAM_LONG(-1.00)[-1.000]; NEURAL_HAM_SHORT(-1.00)[-0.996]; NEURAL_HAM_MEDIUM(-0.92)[-0.916]; DMARC_POLICY_ALLOW(-0.50)[ketas.si.pri.ee,reject]; R_DKIM_ALLOW(-0.20)[ketas.si.pri.ee:s=ketas-si-pri-ee-20240416002854-4096]; ONCE_RECEIVED(0.20)[]; R_SPF_ALLOW(-0.20)[+ip6:2001:7d0:8437:1300::/56]; MIME_GOOD(-0.10)[text/plain]; RCVD_VIA_SMTP_AUTH(0.00)[]; RCPT_COUNT_ONE(0.00)[1]; ASN(0.00)[asn:3249, ipnet:2001:7d0::/32, country:EE]; MIME_TRACE(0.00)[0:+]; RCVD_COUNT_ONE(0.00)[1]; RCVD_TLS_ALL(0.00)[]; MID_RHS_MATCH_FROM(0.00)[]; MLMMJ_DEST(0.00)[freebsd-current@freebsd.org]; FROM_EQ_ENVFROM(0.00)[]; FROM_HAS_DN(0.00)[]; ARC_NA(0.00)[]; TO_DN_NONE(0.00)[]; PREVIOUSLY_DELIVERED(0.00)[freebsd-current@freebsd.org]; TO_MATCH_ENVRCPT_ALL(0.00)[]; DKIM_TRACE(0.00)[ketas.si.pri.ee:+] X-Rspamd-Queue-Id: 4cdyJD6XBGz4NHg i think my hw, which is even more complex, has intermittent fault unless ot= her ideas come up i booted old 15-current=2E even 13=2E5r=2E couldn't bring it up=2E and the= n i could=2E=2E=2E on same exact 16-current but no worries, at least people now can be reminded in which way those err= ors manifest=2E in which part the errors are, i don't know, ram, soc, power= , sdcard=2E even i could partially test ram on armv7 eg with uboot, i'm sur= e that doesn't give any guarantees it'a now always ok forever i don't know i running current there could also do something to it On October 3, 2025 10:28:50 AM GMT+03:00, Sulev-Madis Silber wrote: >i have allwinner h3 in hw nanopi neo core for which i use own dtb and ubo= ot for nanopi m1 plus to get emmc up and working > >and i have those things > >Fatal kernel mode data abort: 'Translation Fault (L1)' on write > >Fatal kernel mode data abort: 'Translation Fault (L2)' on read > >Starting devd=2E >panic: acquiring blockable sleep lock with spinlock or critical section h= eld (sleep mutex) pmap @ sys/arm/arm/pmap-v6=2Ec:6476 > >(last one came from debug kernel) > >seems like i get more of them, almost indefinite amount, if i try to mess= with uboot and efi loader trying to get update fault tolerant things up > >once i get system up into userland (could be single or multi) and then re= boot from there, they all disappear and i can boot as much as i want > >are those my hw specific or something leaves something in memory which la= ter messes things up? i don't have enough knowledge here and currently didn= 't try to cold boot from total power off state > >is this an error and can it be fixed? if ram or other hw indeed ends up i= n questionable state, could it be possible for kernel to rectify it somehow > >never seen them before too, despite messing around in uboot and loader sh= ell a lot, before=2E so a recent bug? > >tried to look up what that error is and unfortunately i'm not going to le= arn how mmu works in one day=2E so any ideas eh=2E=2E=2E >