Date: Thu, 20 Aug 2015 02:28:36 +0300 From: Dmitry Marakasov <amdmi3@amdmi3.ru> To: Svatopluk Kraus <onwahe@gmail.com> 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: <20150819232836.GA1245@hades.panopticon> In-Reply-To: <CAFHCsPVwZS_rCnvKztg7g2%2BvrOBwQpqpPYyA2=hCLGiiU5=mrQ@mail.gmail.com> References: <20150819002103.GC79354@hades.panopticon> <1439944961.242.150.camel@freebsd.org> <20150819013834.GD79354@hades.panopticon> <CAJ-VmokJv=nvcEkBogWeNJT65MosxnFcaitWn8FXJu32eahSdw@mail.gmail.com> <20150819120753.GH79354@hades.panopticon> <CAFHCsPVSGuWWY97ac2QVGAE77Lz2gJ12wDLpzH_kNdZsLQxh%2BQ@mail.gmail.com> <20150819134708.GJ79354@hades.panopticon> <CAFHCsPVwZS_rCnvKztg7g2%2BvrOBwQpqpPYyA2=hCLGiiU5=mrQ@mail.gmail.com>
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* Svatopluk Kraus (onwahe@gmail.com) wrote: > >> Great! I'm hunting this kind of panic for long time, but it never was > >> so stable. Can you send me "show pmap addr" output from kdb after > >> panic - pmap address is in panic message. > > > > https://people.freebsd.org/~amdmi3/pmap.log > > > > Can you apply debug patch I'm attaching, enable KTR in your config > with KTR_PMAP mask at least, and send me output of the following > commands after panic : > > show ktr > show pmap > > Output from ktr should be scrolled until a line like > "pmap_remove_page - pmap xxx" will be in there. https://people.freebsd.org/~amdmi3/pmap1.log show ktr output is quite big, I've only scrolled through a part of it. -- 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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