On Wed, 20 Apr 2011, John David Anglin wrote: > Assists Check = 0x00ed7800 > Check Summary = 0x8400000000800000 Seems to be an assist check. Reported something similar in 2009. The arch talks about an architecturally defined loop for the fice instruction (SFU?). Maybe this is a hardware problem. The error log contained the following: 82 SFW 0 *7 0xE880035C00E00910 00000000401011C4 ERR_CHECK_HPMC 20 Apr 2011 11:57:22 83 SFW 1 *7 0xE880035C01E00930 0000000040126638 ERR_CHECK_HPMC 20 Apr 2011 11:57:22 84 SFW 0 2 0x57800F7300E00950 8400000000800000 ERR_CPU_CHECK_SUMMARY 20 Apr 2011 11:57:22 85 SFW 1 2 0x57800F7301E00970 8400000000800000 ERR_CPU_CHECK_SUMMARY 20 Apr 2011 11:57:22 86 SFW 1 2 0x5680100B01E00990 0000000000000194 MC_OS_HPMC_LEN_ERR 20 Apr 2011 11:57:22 Dave -- J. David Anglin dave.anglin@xxxxxxxxxxxxxx National Research Council of Canada (613) 990-0752 (FAX: 952-6602) -- To unsubscribe from this list: send the line "unsubscribe linux-parisc" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html