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Date:      Sun, 12 Feb 2012 18:55:49 +0900 (JST)
From:      TAKAHASHI Yoshihiro <nyan@FreeBSD.org>
To:        jhb@freebsd.org
Cc:        current@freebsd.org
Subject:   MCA UNCOR error
Message-ID:  <20120212.185549.343708041257811633.nyan@FreeBSD.org>

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I get the following error and kernel panic on my pc98 at the boot time.

MCA: Bank 2, Status 0xb600000000140000
MCA: Global Cap 0x0000000000000005, Status 0x0000000000000004
MCA: Vendor "GenuineIntel", ID 0x616, APIC ID 0
MCA: CPU 0 UNCOR PCC no error
MCA: Address 0x3446ff003446ff

When I disable MCA with hw.mca.enabled=0 on loader prompt, the machine
works fine.  Does it mean my pc98 is broken?  Or other isssue?

It's spec is:

FreeBSD 10.0-CURRENT #5: Thu Feb  9 13:18:22 UTC 2012
CPU: Pentium Pro (198.95-MHz 686-class CPU)
  Origin = "GenuineIntel"  Id = 0x616  Family = 6  Model = 1  Stepping = 6
  Features=0xf9ff<FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,SEP,MTRR,PGE,MCA,CMOV>
real memory  = 134217728 (128 MB)
avail memory = 120471552 (114 MB)

---
TAKAHASHI Yoshihiro <nyan@FreeBSD.org>



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