Date: Mon, 26 Oct 2015 13:53:57 +0100 From: Oliver Pinter <oliver.pinter@hardenedbsd.org> To: =?UTF-8?Q?Roger_Pau_Monn=C3=A9?= <royger@freebsd.org> Cc: Adrian Chadd <adrian.chadd@gmail.com>, "svn-src-head@freebsd.org" <svn-src-head@freebsd.org>, "svn-src-all@freebsd.org" <svn-src-all@freebsd.org>, "src-committers@freebsd.org" <src-committers@freebsd.org> Subject: Re: svn commit: r289834 - head/sys/x86/x86 Message-ID: <CAPQ4fft%2B4nSHSRAt%2BnD-DF7XW3W6RR-ADfhYYtgQLNyYCLqE-Q@mail.gmail.com> In-Reply-To: <562E1F8F.3010304@FreeBSD.org> References: <201510231539.t9NFdxPe018130@repo.freebsd.org> <562A564D.9080703@citrix.com> <CAJ-Vmok2WnSe2DA6jf6eLsL=OGsUD2_1LgLFRJi3LAhYk5aMwA@mail.gmail.com> <562E1F8F.3010304@FreeBSD.org>
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Hi Roger! On 10/26/15, Roger Pau Monn=C3=A9 <royger@freebsd.org> wrote: > El 26/10/15 a les 13.24, Adrian Chadd ha escrit: >> Hi, >> >> I've started seeing panics on -head with ATA code doing a dmamap load >> -> panic. I'll test by reverting this patch and see what happens, but >> when it /does/ happen I can't get a crashdump, so debugging will be >> less easy. >> >> Has anyone else seen this? > > I've got another report regarding ATA page-faults from Oliver Pinter. > The crash he was seeing was caused by bus_dmamap_load_ccb, but the calls > to the specific dma functions where optimized away. Can you figure out > which bounce_* function causes this specifically? I have already deleted the broken kernel, and I'm now running on kernel without this patch. > > Thanks, Roger. > > _______________________________________________ > svn-src-head@freebsd.org mailing list > https://lists.freebsd.org/mailman/listinfo/svn-src-head > To unsubscribe, send any mail to "svn-src-head-unsubscribe@freebsd.org" >
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