I’ve been doing some research into the Windows Filtering Platform and the information available at each of the various filtering layers. In particular, I’ve been focusing on the information available Read more
02
Jul
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Kernel mode debugging
17
OctAs a file system filter developer, one of the great pains in life is when a file system operation fails deep in the bowels of the file system. For example, Read more
22
JunI was looking at a few different crashes today that were all eerily similar. In doing so, I realized that I hadn’t asked if these were all different systems or Read more
20
JunWell, this one took us by surprise… MmBuildMdlForNonPagedPool is the standard shortcut function drivers use to build MDLs describing non-pageable memory. Despite the name, the buffer described by the MDL Read more
14
FebDiagnosed yet another crash today that is likely due to the usage of IoBuildDeviceIoControlRequest. Long ago I was burned by this API and vowed to never use it again, but Read more
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JulI found myself in a situation this week where I really wanted to call the API SeTokenIsAdmin. I vaguely remembered some issues around this API, and Googling quickly brought up Read more
18
MayIn case you’ve missed it, there are tons of changes going on under the covers in WinDbg. There is a fundamental paradigm shift going on in terms of how WinDbg Read more
07
AprTL;DR: Don’t waste your time like we did – 1394 boot debugging no longer works on the latest builds on Windows 10. As you might already be aware, native 1394 kernel Read more
17
FebYet another interesting case lands on our doorstep thanks to NTDEV (original post here). I firmly believe that you have zero chance in diagnosing a non-trivial crash if you don’t Read more
26
Aug[Last updated 31 Aug 2016, 16:11 Eastern time] Update: As of 31 August 2016, we have verified that RS1 symbols are now present and indexed on the MSFT Symbol Server. Yay! Read more
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