Date: Mon, 1 Oct 2012 08:55:02 -0400 From: John Baldwin <jhb@freebsd.org> To: freebsd-stable@freebsd.org Cc: Randy Bush <randy@psg.com> Subject: Re: atkbd attach excitement during boot Message-ID: <201210010855.02130.jhb@freebsd.org> In-Reply-To: <m2a9w7v3bs.wl%randy@psg.com> References: <m2a9w7v3bs.wl%randy@psg.com>
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On Sunday, September 30, 2012 1:16:23 pm Randy Bush wrote: > booting > > FreeBSD fbsd64.psg.com 9.1-PRERELEASE FreeBSD 9.1-PRERELEASE #0 r241020: Fri Sep 28 07:14:15 UTC 2012 root@kaos.glenbarber.us:/usr/obj/usr/src/sys/GENERIC amd64 > > if i do not type a key during boot (after typing <cr> to beastie), i get > the following > > Fatal trap 12: page fault while in kernel mode > cpuid = 0; apic id = 00 > fault virtual address = 0x38 > fault code = supervisor read data, page not present > instruction pointer = 0x20:0xffffffff80704740 > stack pointer = 0x28:0xffffffff815336e0 > frame pointer = 0x28:0xffffffff81533730 > code segment = base 0x0, limit 0xfffff, type 0x1b > = DPL 0, pres 1, long 1, def32 0, gran 1 > processor eflags = interrupt enabled, resume, IOPL = 0 > current process = 0 (swapper) > trap number = 12 > panic: page fault > cpuid = 0 > KDB: stack backtrace: > #0 0xffffffff809221d6 at kdb_backtrace+0x66 > #1 0xffffffff808ec40e at panic+0x1ce > #2 0xffffffff80bd91a0 at trap_fatal+0x290 > #3 0xffffffff80bd94d8 at trap_pfault+0x1e8 > #4 0xffffffff80bd9ade at trap+0x3be > #5 0xffffffff80bc33ff at calltrap+0x8 > #6 0xffffffff80be95fb at atkbd_intr+0xab Can you run 'gdb /boot/kernel/kernel' and do 'l *atkbd_intr+0xab'? > #7 0xffffffff80be9dd6 at atkbd_timeout+0x96 > #8 0xffffffff80be9e94 at atkbd_attach_unit+0xb4 > #9 0xffffffff80bea0c8 at atkbdattach+0x78 -- John Baldwin
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