jcristau found the [Intel® Pentium® Silver and Celeron® Processors Spec Update](https://www.intel.com/content/www/us/en/products/docs/processors/pentium/silver-celeron-spec-update.html) which contains this item: > ## 035 : Unexpected #PF, #GP, #UD, Or Other Unpredictable System Behavior May Occur > > **Problem** Under complex microarchitectural conditions, incorrect instruction bytes may be used for code with linear addresses bits 5:4 = 10b > > **Implication** When this erratum occurs, unpredictable system behavior may occur. This unpredictable behavior often results in an unexpected #PF, #GP or #UD exception which causes an application to unexpectedly close. > > **Workaround** It is possible for BIOS to contain a workaround for this erratum > > **Status** For the steppings affected, see the Summary Tables of Changes.
Bug 1524257 Comment 16 Edit History
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jcristau found the [Intel® Pentium® Silver and Celeron® Processors Spec Update](https://www.intel.com/content/www/us/en/products/docs/processors/pentium/silver-celeron-spec-update.html) which contains this item: > #### 035 : Unexpected #PF, #GP, #UD, Or Other Unpredictable System Behavior May Occur > > **Problem** Under complex microarchitectural conditions, incorrect instruction bytes may be used for code with linear addresses bits 5:4 = 10b > > **Implication** When this erratum occurs, unpredictable system behavior may occur. This unpredictable behavior often results in an unexpected #PF, #GP or #UD exception which causes an application to unexpectedly close. > > **Workaround** It is possible for BIOS to contain a workaround for this erratum
jcristau found the [Intel® Pentium® Silver and Celeron® Processors Spec Update](https://www.intel.com/content/www/us/en/products/docs/processors/pentium/silver-celeron-spec-update.html) which contains this item: > #### 035 : Unexpected #PF, #GP, #UD, Or Other Unpredictable System Behavior May Occur > > **Problem** Under complex microarchitectural conditions, incorrect instruction bytes may be used for code with linear addresses bits 5:4 = 10b > > **Implication** When this erratum occurs, unpredictable system behavior may occur. This unpredictable behavior often results in an unexpected #PF, #GP or #UD exception which causes an application to unexpectedly close. > > **Workaround** It is possible for BIOS to contain a workaround for this erratum There is no fix and no recommended workaround for software vendors.