Date: Fri, 16 Oct 2015 22:35:33 +0200 From: Svatopluk Kraus <onwahe@gmail.com> To: Dmitry Marakasov <amdmi3@amdmi3.ru> Cc: Adrian Chadd <adrian.chadd@gmail.com>, "freebsd-arm@FreeBSD.org" <freebsd-arm@freebsd.org>, Ian Lepore <ian@freebsd.org> Subject: Re: Instability likely related to new pmap on Cubieboard A10 Message-ID: <CAFHCsPVHH0T25N0x7adnETckgaT4RzXZ1Efx%2Bg-y3O=dPJ6cDQ@mail.gmail.com> In-Reply-To: <20150901130117.GK1245@hades.panopticon> References: <20150819120753.GH79354@hades.panopticon> <CAFHCsPVSGuWWY97ac2QVGAE77Lz2gJ12wDLpzH_kNdZsLQxh%2BQ@mail.gmail.com> <20150819134708.GJ79354@hades.panopticon> <CAFHCsPVwZS_rCnvKztg7g2%2BvrOBwQpqpPYyA2=hCLGiiU5=mrQ@mail.gmail.com> <20150819232836.GA1245@hades.panopticon> <CAFHCsPUfMhkCjiip7o6ZwGx4jNb1-Xqptsj9h_CzZ8xtfZswiA@mail.gmail.com> <20150820185417.GB1245@hades.panopticon> <CAFHCsPVrNFEDkq-j99j7a5GDBN2u7kRJRGk6Ggym2v_dre%2BN3A@mail.gmail.com> <20150820201020.GC1245@hades.panopticon> <CAFHCsPUMxiNHoUqxmz2TjELX943v2b8dkJzgTNowJ%2B=%2B7qDSMg@mail.gmail.com> <20150901130117.GK1245@hades.panopticon>
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Hi, could you please test the following patch: https://github.com/strejda/freebsd/commit/618092e6a6cc2f568979ed6f5cf1c1130182b068.diff Svata On Tue, Sep 1, 2015 at 3:01 PM, Dmitry Marakasov <amdmi3@amdmi3.ru> wrote: > * Svatopluk Kraus (onwahe@gmail.com) wrote: > >> >> Thanks. Meantime, I tried most recent HEAD on pandaboard and >> >> beaglebone black and no problem there. Do you have enabled INVARIANTS >> >> and INVARIANT_SUPPORT in your config? >> > >> > I've enabled them at some point - at least last two runs had these >> > enabled. Any other way I could help? Maybe I should check if it was >> > new pmap commit which caused this, and if not, bisect it? >> > >> >> Can you try attached semi-debug patch, please? I want to be sure that >> problem is not on patched place. > > Sorry for delay, I was short on time last week, and then I was busy with > setting up tftp/nfs netboot for my cubieboard. Now it finally works > and I'd say it's pretty cool when I can test another build without > plugging sd card around. Unfortunately, with this setup panic doesn't > reproduce: there are just around 10 sh(1) segfaults during init, and > then it boots into somehow usable state. Only once I've had panic with > your latest patch applied: > > https://people.freebsd.org/~amdmi3/pmap4.log > > With my new netboot, I plan to try to bisect it; for panic debugging I > guess I'll have to get back to plugging SD around. If you want me to do > more panic tests, could we please revisit which patches should be > applied cause I'm kinda lost in them. > > -- > Dmitry Marakasov . 55B5 0596 FF1E 8D84 5F56 9510 D35A 80DD F9D2 F77D > amdmi3@amdmi3.ru ..: jabber: amdmi3@jabber.ru http://amdmi3.ru
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