Modifying EIP in WinDbg on fly in order to test different branches of code

Sometimes during debugging it happens that you just got some function failed and you want to re-try it again. After this function fails you might have a BSOD, for example, ntRetVal = FileOpen(&hFile, szPath); if (!NT_SUCCESS(ntRetVal)) { #ifdef DBG KeBugCheckEx(0x0, 0, 0, 0, id_of_the_problem); #endif } Now, as you can see in above code it …

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How to find cause of BSOD without dump file

Sometimes it happens that BSOD occures without any dump file generated. It could take some time to figure out why there is no dump file generated and what to do. If this happens on customer side, sometimes it is really problematic due to different policies, restrictions, etc. On the other hand, it is possible to …

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Donating CPU to science

(… and counting …) Long time ago I was searching in internet for any “mass projects” to participate in and make something useful for the society. And I’ve found BOINC project: a generic platform for scientific computations. Among several projects I was attracted by MilkyWay – an internet-based public distributed computing project attempting to generate …

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Compiling Dropbox client under Debian Squeeze

I was recently invited into Dropbox cloud file sharing service by a friend of mine and as it usually happens – you can install client easy in Ubuntu and Fedora, but not in Debian :). To be more precise, Dropbox ships only deb file for Ubuntu, which did not work for me, because of the …

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No sound in flash in Debian iceweasel (KDE, using pulseaudio)

Each time I play with a new distro I always have problem with sound in flash. In openSUSE it was a matter of creation of file ~/.asoundrc with some standard config text inside. In Fedora and Ubuntu I always had to turn off all devices and leave only my USB headphones in pavucontrol (I use …

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How to BSOD Trend Micro Internet Security in 10 minutes

(Prequel: Hot to BSOD Norton Antivirus in 10 minutes) Recently I have noticed that some of the well known brands like Norton, VmWare, Juniper, Trend Micro and some others have stability issues with their drivers. It seems like these brands neglect to pass Driver Verifier tests, thus releasing quite unstable code. It is worth mentioning …

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Ubuntu 10.10 is out!

The most popular Linux distribution has just released it’s new version: 10.10. You can download it here: Ubuntu Gnome desktop: http://www.ubuntu.com/desktop/get-ubuntu/download Ubuntu KDE desktop: http://www.kubuntu.org/getkubuntu/download Let us see 🙂 Algthough I prefer more Fedora I just can’t resist to try the new kUbuntu … (gone to flash USB and try to load live image)

Checking ink level of your printer attached to RT-N16 router

Found a really useful utility which can get the ink level of printer attached to your router. It is called ink, and you can install it like this: # ipkg install ink Installing ink (0.5.0-1) to /opt/… Downloading http://ipkg.nslu2-linux.org/feeds/optware/ddwrt/cross/stable//ink_0.5.0-1_mipsel.ipk Installing libinklevel (0.8.0-1) to /opt/… Downloading http://ipkg.nslu2-linux.org/feeds/optware/ddwrt/cross/stable//libinklevel_0.8.0-1_mipsel.ipk Configuring ink Configuring libinklevel Successfully terminated. For this you …

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Configuring sane scanning server on Tomato USB for Asus RT-N16

As I wrote in my previous post, Tomato USB firmware is quite stable and functional. It was able to detect my Epson BX300F printer just of the box, but later I’ve noticed that the scanner on my printer does not work. It is possible to solve this problem with just a few lines of commands …

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Installing ipkg on Tomato USB for Asus RT-N16

It’s been quite a long time seems I’ve installed Oleg’s firmware and it was working very well. The version of firmware I was using for these 6 months is RT-N16-1.9.2.7-rtn-r1639 and you can download it here: http://www.shcherbyna.com/?page_id=950 (exact URL is http://www.shcherbyna.com/files/rt-n16/RT-N16-1.9.2.7-rtn-r1639.trx.zip ) Yesterday I’ve decided to upgrade to a latest Oleg firmware and I got …

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Flash video plays very fast in Fedora and Ubuntu without any sound

I was playing recently with Ubuntu 10.10 alpha3 and Fedora 14 alpha1 and I’ve noticed a common bug: if you try to play flash video it plays very fast and usually without the sound. Sometimes when playing video I see that my web camera is turning on, thus making me to think that it is …

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Industrial Music from Ukraine

I came across Meteoria project when checking details of my friend in ICQ. It turns out your friends can surprise you : ) I never thought he is doing something like that: http://www.myspace.com/meteoria . Meteoria is a single-man project from Kyiv playing cool Industrial music. Check it out! You can click on links below and …

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Kubuntu 10.04 x64: no sound in flash, while Amarok is able to play sound

Last time I use only 64-bit OSes, and normally I have no problems with Windows, while with Linux usually things don’t go that easy. I’ve noticed one tendency with Linux: if distribution is less popular (for example, Ubuntu with KDE and x64) it is more raw and accordingly, it has more bugs. I replaced recently …

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Asus RT-N16:Enforcing passwords in ssh & http page

My router has open ssh port so that I can connect from Internet to home, and recently I’ve noticed in logs that someone is scanning my ports: Jun 5 15:13:49 dropbear[745]: login attempt for nonexistent user from 187.141.73.66:47311 Jun 5 15:13:50 dropbear[745]: exit before auth: Disconnect received It seems like some one is looking for …

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Asus RT-N16: how to Wake On Lan machine from the Internet

Sometimes while being away from home there is a need to access data on a home computer. If there is no one at home to turn on the computer, one may use method described below: turning on the computer through the Internet using a utility called wakelan. The idea is simple – just ssh to …

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Network printer disappears after reboot in Windows 7

Recently I’ve discovered an interesting problem related to my printer Epson BX300F. Initially, the printer does not support printing via the remote print server. It works only via USB. But you can change the printer settings by changing its transport from USB to TCP / IP and specify the address of the router to which …

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Asus RT-N16: impressions after using it for a while

It’s been a couple of weeks since I bought RT-N16 and during this time I’ve accumulated some experience. The most important thing that I could understand for this time – firmware from Asus – sucks, because even though it provides minimalistic features it is very unstable and does not utilize the power of router’s hardware! …

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Asus RT-N16: how to set up ipkg and additional software on router

Update: I am not using Asus firmware anymore, it is very unstable and buggy, so if I write in my article below “stable” read it as “unstable” 🙂 Note: In this post I am talking about installing ipkg on the native firmware from Asus version 1.0.1.2. With dd-wrt, oleg’s firmware there are no problems to …

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Asus RT-N16: first impressions

My wi-fi router (Dlink DI-524) worked very bad last time, especially under load – hangs, disappeared wi-fi network, etc … and I decided to buy a decent replacement:). A few days of review in the market and I bought quite cheap in my area RT-N16 which seduced me with the following parameters: 1. A powerful …

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