Date: Sat, 6 Nov 2010 18:58:24 +0000 From: Paul B Mahol <onemda@gmail.com> To: Jia-Shiun Li <jiashiun@gmail.com> Cc: alc@freebsd.org, Andriy Gapon <avg@icyb.net.ua>, current@freebsd.org Subject: Re: panic: invalid PDPE on recend amd64 Message-ID: <AANLkTin1UNrO7G_e_5k%2B_rMe0U7HizGtJ66igm5n6=Og@mail.gmail.com> In-Reply-To: <AANLkTinTauXYDqVSvwmYeyhuC8Pq9GBd=1mQVNuvvq1-@mail.gmail.com> References: <AANLkTimiEEXb6wVQMkjn2AKHM9tuPxF6eDX9w%2BrFyLXT@mail.gmail.com> <4CCC31C1.5090602@icyb.net.ua> <AANLkTin%2BmKfgwKN8YH1YOhx7cXFaUOM=Q2JjLVKQFe%2Bt@mail.gmail.com> <AANLkTimCXHeXb_bBOx7OzLC48V4=rzgsu1WzAgqnasY9@mail.gmail.com> <4CCC8752.7030403@gmail.com> <AANLkTinTauXYDqVSvwmYeyhuC8Pq9GBd=1mQVNuvvq1-@mail.gmail.com>
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On 11/6/10, Jia-Shiun Li <jiashiun@gmail.com> wrote: > Hi, > > I got a similar panic on amd64. Looking into the source it hit > KASSERT((base & (len - 1))) in pmap_demote_DMAP(). I replaced it with > a printf to see what triggered the assertion and here is the output. > Combined with memcontrol output 'bogus' keyword it seems buggy BIOS > violated some kind of spec and caused this. Is it fatal? It looks fine > on my machine without the assertion. Send uname output. The fix for this issue got commited few days ago.
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