Date: Sat, 21 Feb 2009 16:34:43 +0000 From: Bruce Cran <bruce@cran.org.uk> To: Alexander Motin <mav@FreeBSD.org> Cc: FreeBSD-Current <freebsd-current@freebsd.org> Subject: Re: Fatal trap 30: reserved (unknown) fault Message-ID: <49A02D23.5080406@cran.org.uk> In-Reply-To: <49A00130.9070105@FreeBSD.org> References: <49A00130.9070105@FreeBSD.org>
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Alexander Motin wrote: > About month ago after one of my amd64 8-CURRENT upgrade I have started > to see crashes with very strange message: > Fatal trap 30: reserved (unknown) fault while in kernel mode > > Crash usually happens during some driver loading or unloading, for > example, snd_hda, which always worked fine before, or during ata > channel detach/attach which also causes device destruction/creation. > Backtrace of this state shows nothing interesting, for example idling > in acpi_cpu_c1() or just DELAY(). > > Does anybody knows, for whom is this fault "reserved" and what does it > mean? > There was a recent thread about this - see also "r187880 causes fatal trap 30 when unloading drivers" -- Bruce Cran
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