Date: Sun, 22 Mar 2015 15:45:06 -0400 From: Paul Mather <paul@gromit.dlib.vt.edu> To: Michael Tuexen <tuexen@freebsd.org> Cc: "freebsd-arm@freebsd.org" <arm@freebsd.org> Subject: Re: panic: pmap_demote_section: No l2_bucket for wired mapping Message-ID: <1EFF2C41-456C-476E-9BA8-712E62DF0D4E@gromit.dlib.vt.edu> In-Reply-To: <AF7A0CA1-6A0C-47CC-B096-646BBD235862@freebsd.org> References: <AF7A0CA1-6A0C-47CC-B096-646BBD235862@freebsd.org>
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On Mar 22, 2015, at 7:54 AM, Michael Tuexen <tuexen@freebsd.org> wrote: > Dear all, >=20 > running head on a Raspberry Pi became unstable. When running > r280329 for a while (the machine is exposed to the Internet, so > ssh logins are continuously tried), the machine panics: >=20 > panic: pmap_demote_section: No l2_bucket for wired mapping > KDB: enter: panic I get this panic when booting to multi-user on my newly-updated BBB = (FreeBSD 11.0-CURRENT #0 r280350). As pointed out later in this thread, = setting vm.pmap.sp_enabled=3D0 prevents the panic (so far) and allows = booting. Cheers, Paul.
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