Sync Center hanging and crashing because of DpoFeedb

0:005> ~2sDpoFeedb!get_lastknownversion+0xd382:00000000`1002f812 0f8418feffff    je      DpoFeedb!get_lastknownversion+0xd1a0 (00000000`1002f630) [br=1]0:002> pDpoFeedb!get_lastknownversion+0xd1a0:00000000`1002f630 488b02          mov     rax,qword ptr [rdx] ds:00000000`0296dec8=000000000296dec00:002> DpoFeedb!get_lastknownversion+0xd1a3:00000000`1002f633 488b4808        mov     rcx,qword ptr [rax+8] ds:00000000`0296dec8=000000000296dec00:002> DpoFeedb!get_lastknownversion+0xd1a7:00000000`1002f637 483b01          cmp     rax,qword ptr [rcx] ds:00000000`0296dec0=000000000296dec00:002> DpoFeedb!get_lastknownversion+0xd1aa:00000000`1002f63a 0f85e7000000    jne     DpoFeedb!get_lastknownversion+0xd297 (00000000`1002f727) [br=0]0:002> DpoFeedb!get_lastknownversion+0xd1b0:00000000`1002f640 4c8b4910        mov     r9,qword ptr [rcx+10h] ds:00000000`0296ded0=000000000296dec00:002> DpoFeedb!get_lastknownversion+0xd1b4:00000000`1002f644 4180794800      cmp     byte ptr [r9+48h],0 ds:00000000`0296df08=000:002> DpoFeedb!get_lastknownversion+0xd1b9:00000000`1002f649 7520            jne     DpoFeedb!get_lastknownversion+0xd1db (00000000`1002f66b) [br=0]0:002> DpoFeedb!get_lastknownversion+0xd1bb:00000000`1002f64b…

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The case of the very annoying hpqtra08.exe

I recently bought an HP dv7t laptop and also got one of those HP multi-function printers. So far so good. After installing the printer’s drivers and apps, I noticed a significant slowdown. Opened up taskmgr and lo and behold, hpqtra08.exe was taking up 100% of my cpu. I debugged it and it seemed to be…

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