Date: Wed, 04 Dec 1996 22:27:25 +0800 From: Peter Wemm <peter@spinner.dialix.com> To: Terje Normann Marthinussen <Terje.N.Marthinussen@cc.uit.no> Cc: smp@freebsd.org Subject: Re: Crashing on activating other CPUs Message-ID: <199612041427.WAA01519@spinner.DIALix.COM> In-Reply-To: Your message of "Wed, 04 Dec 1996 15:18:51 %2B0100." <199612041418.PAA03009@slibo.cc.uit.no>
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Terje Normann Marthinussen wrote:
> However, after recompiling with DDB, I got:
> cpunumber = 0
> instruction pointer = 0x8:0xf010d5ad
> stack pointer = 0x10:0xefbfff68
> frame pointer = 0x10:0xefbfff6c
> code segment = base 0x0, limit 0xfffff, type 0x1b
> = DPL 0, pres 1, def32 1, gran 1
> processor eflags = interrupt enabled, IOPL = 0
> current process = 6 (cpuidle1)
> interrupt mask =
> kernel: type 29 trap, code=0
> Stopped at _smp_idleloop+0x3d: andl $0xf000000,%eax
> db> trace
> _smp_idleloop(f40c14d7,f010d369,1,f01e8294,f01ee958) at _smp_idleloop+0x3d
> _smp_kickoff(0) at _smp_kickoff+0x97
> _main(efbfffb8,f011cec0,f01ba140,8000000,5,0,efbffff4,f01bd450,f01bcbe3,80000
011
> ,30,22ff00,233000) at _main+0x92
Hmm!! I do not understand this at all... How can an 'and' between an
immediate and a register generate a trap???
Are you using a P6? Perhaps they have an extra trap or two defined for
some new condition?
Cheers,
-Peter
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