Date: Thu, 12 Nov 2009 19:34:06 +0300 From: S.N.Grigoriev <serguey-grigoriev@yandex.ru> To: Andriy Gapon <avg@icyb.net.ua> Cc: freebsd-current@freebsd.org Subject: Re: 8.0RC2 amd64 - kernel panic running make buildworld Message-ID: <36041258043646@webmail59.yandex.ru> In-Reply-To: <4AFC0F6A.3000501@icyb.net.ua> References: <1031257439203@webmail57.yandex.ru> <20091105184925.16b55c43@ernst.jennejohn.org> <31221257446063@webmail71.yandex.ru> <20091106101943.5a763f43@ernst.jennejohn.org> <41361257585651@webmail39.yandex.ru> <20091107115256.3df62bc3@ernst.jennejohn.org> <1257618758.1511.14.camel@RabbitsDen> <6511257846119@webmail85.yandex.ru> <20091110105856.1270038e@ernst.jennejohn.org> <1257864452.46072.25.camel@RabbitsDen> <20091110162205.48abcffe@ernst.jennejohn.org> <4AF99D53.9030005@icyb.net.ua> <hdc73v$4rt$1@ger.gmane.org> <941257966918@webmail42.yandex.ru> <4AFC0F6A.3000501@icyb.net.ua>
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12.11.09, 15:36, "Andriy Gapon" <avg@icyb.net.ua> wrote: > Serguey, > are you sure that setting vm.pmap.pg_ps_enabled=0 doesn't help you? > I know that already asked you this once. > But, could you please try again with vm.pmap.pg_ps_enabled=0 and hw.mca.enabled=1 > and see what kind of behavior you get? > I am curious what would happen, would it be the same kind of machine check condition. Andriy, I've done the world compilation with 'vm.pmap.pg_ps_enabled=0'. The first attempt has finished with silent reboot. The second one has been captured by the debugger: panic: backgroundwritedone: lost buffer cpuid = 0 KDB: enter: panic [thread pid 3 tid 100014 ] Stopped at breakpoint+0x5: leave -- Regards, S.Grigoriev.
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