Windows error 0x00000022, 34

Why does this method throw a Segmentation fault?

I am using the jsmn JSON parser (source code) to get some text from a JSON. jsmn stores the data in tokens, but the tokens do not hold any data, they just point to the token boundaries in JSON string instead. For example, jsmn will create tokens like: * Object [...] read more

Get CPU and GPU Temp Using Python WITHOUT ADMIN ACCESS - Windows

I posted this question, asking how to get the CPU and GPU temp on Windows 10: Get CPU and GPU Temp using Python Windows. For that question, I didn't include the restriction (at least when I first posted the answer, and for quite a bit after that) for no admin [...] read more

Access violation exception in 64bit MFC version

I am trying to port a 32bit application to 64 bit. The calculations appear to run correctly, but I cannot configure the views properly. I am using MFC, C++ and OpenGL, Intel 10.0.027 compiler inside VS2005 on a W7 x64 machine. When the crash happens, I get the following message: [...] read more

How to get the content of a Section object in a kernel dump

The section object from a 3thParty vendor is named rpsPdf10.mutex and it's intended use is to mimic a semaphore by writing a Boolean flag to it. Using LiveKd and with a lot of help from SO, I've issued following command's trying to get detailed info of this Section object. 0: [...] read more

Jpcap breaking the JVM

I have written the following program that is intended to dump all network device traffic to a file. I know the problem involves the use of JpcapWriter. Why am I getting the error message shown below? import jpcap.*; import jpcap.packet.*; public class dumptraffic { private static final int maxPackets = [...] read more

Getting error while connecting to restcomm server bind 0x0000000F: "System ID invalid"

I have two different systems running restcomm smsc gw. I'm trying to configure one as a server side and other as client side. Logs for both PC are given below: SERVER ERROR 10:40:32,975 INFO [SmppServerConnector] (SmppManagement) New channel from [172.31.130.126:33712] 10:40:33,020 INFO [UnboundSmppSession] (SmppManagement.UnboundSession.172.31.130.126:33712) received PDU: (bind_transceiver: 0x0000002F 0x00000009 0x00000000 [...] read more

Linux syscall in vmlinux and virtual memory

I have find the sys_open code from vmlinux binary: c1143c20: 55 push ebp c1143c21: 89 e5 mov ebp,esp c1143c23: 83 ec 10 sub esp,0x10 c1143c26: 89 5d f4 mov DWORD PTR [ebp-0xc],ebx c1143c29: 89 75 f8 mov DWORD PTR [ebp-0x8],esi c1143c2c: 89 7d fc mov DWORD PTR [ebp-0x4],edi **c1143c2f: e8 [...] read more

Apple reject because App crashed on iPad Air

"bundleID":???,"app_name":???,"bug_type":"109","name":???,"os_version":"iPhone OS 7.1.1 (11D201)","version":"1000 (1.0)"} Incident Identifier: ??? CrashReporter Key: ??? Hardware Model: xxx Process: ??? [5936] Path: ??? Identifier: ??? Version: 1000 (1.0) Code Type: ARM (Native) Parent Process: launchd [1] Date/Time: 2014-05-13 08:44:16.722 -0700 OS Version: iOS 7.1.1 (11D201) Report Version: 104 Exception Type: EXC_BAD_ACCESS (SIGSEGV) Exception Subtype: [...] read more

Disassemble instruction set for 8051 microcontroller

I have the following hex opcode sequence for a 8051 microcontroller 785679107A247BFD7C347D407E51745568F869F96AFA6BFB6CFC6DFD6EFE I found this repo that converts hex to instruction sequences https://github.com/anarcheuz/8051-disassembler. Using that I was able to get the following assembly instructions x00000000: 37 38 MOV 38 (R0,#immed) 0x00000002: 35 ANL A,@R0 0x00000004: 37 39 MOV 39 (R1,#immed) [...] read more

Identically configured urxvt has different width/font rendering on different X servers

I have two different desktop hosts connected via their DisplayPort outputs to two DisplayPort inputs on the same 4K monitor: * idyllic, a small-form-factor PC using the onboard Intel HD Graphics 500 of its Celeron N3350 processor. (I've also a similar system at another location with a Pentium N4200 processor [...] read more

android error dyld unknown required load command 0x00000022 on Mac 10.5.8

I am using Mac 10.5.8. I downloaded ADT bundle & tried to compile 'Hello World' program. But it raised error dyld: unknown required load command 0x00000022. & complaining about R file import. But error doesn't solve when imported. How do I recover this error. read more

Compiling OpenSSL engine (.so) fails to load undefined symbol

I am compiling the following OpenSSL engine, from Atmel https://github.com/AtmelCSO/cryptoauth-openssl-engine/ for an ARM platform. The code, uses 'eckey_asn1_meth' from the OpenSSL codebase: git grep "eckey_asn1_meth" engine_meth/eccx08_ameth.c: extern const EVP_PKEY_ASN1_METHOD eckey_asn1_meth; engine_meth/eccx08_ameth.c: eccx08_pkey_asn1_meth.pub_encode = eckey_asn1_meth.pub_encode; engine_meth/eccx08_ameth.c: eccx08_pkey_asn1_meth.pub_decode = eckey_asn1_meth.pub_decode; engine_meth/eccx08_ameth.c: eccx08_pkey_asn1_meth.pub_cmp = eckey_asn1_meth.pub_cmp; engine_meth/eccx08_ameth.c: eccx08_pkey_asn1_meth.pub_print = eckey_asn1_meth.pub_print; engine_meth/eccx08_ameth.c: eccx08_pkey_asn1_meth.priv_decode = eckey_asn1_meth.priv_decode; [...] read more

.NET application handle leak, how to locate the source?

I have a .NET application running in production environment (WINDOWS XP + .NET 3.5 SP1) with a stable handle count around 2000, but in some unknown situation, its handle count will increase extremely fast and finally crash itself(over 10,000 which monitored by PerfMon tool). I've made a memory dump from [...] read more

Why is this mov causing a SIGSEGV

Could anybody please point me in the right direction why is this mov instruction causing a segfault? This is what it looks like when the core file gets loaded into gdb... (gdb) x/8i $rip-4 0x198f6f79: nop 0x198f6f7a: nop 0x198f6f7b: nop 0x198f6f7c: nop => 0x198f6f7d: mov DWORD PTR ds:0x401bb410,0x2a 0x198f6f88: mov [...] read more

byte array allocation causing large slowdown in time-critical method

I'm working on a high-performance app that makes a pInvoke dll call to call winapi DeviceIoControl. DeviceIoControl requires a byte buffer. public byte[] Read(IntPtr address, int length) { var info = new MemOperation(); var buf = new byte[length]; info.Pid = Pid; if (address == H.pBaseCtxAddress) { address = (IntPtr) ((ulong) [...] read more

DeviceIOControl call with Android Device always return no output length even when success = true

Completely new area of tech for me. Trying to communicate with Android device to eventually do read/write of files back and forth. Special requirement, can NOT use ADB.exe which I originally had and worked perfect, but too many security risks/concerns. Can't use 3rd party tools we don't have source control [...] read more

Porting a simple MIPS32 program to MIPS64

I am having some difficulty porting the following MIPS32 assembly program to a 64-bit equivalent. The main issue that I am facing is the following line: bgtz $s2, loop ; Branch from "loop" on "$s2" greater than zero. I am not sure why this line causes an error? The instruction [...] read more

Driver is not returning any value

Today I started experimenting with some kernel driver. It is supposed to read/write virtual memory. I have done some basic implementation in C# but it does not return desired values: [Flags] public enum EIOControlCode : uint { // FILE_DEVICE_UNKNOWN = 0x00000022 // METHOD_BUFFERED = 0 IO_READ_REQUEST = (0x00000022 << 16) [...] read more

How to create a string resource from an external source?

I'm trying to access a .php file in the localhost: Thread thread = new Thread(new Runnable() { @Override public void run() { try { System.err.println("It's working ok?"); String url = "http://192.168.0.112/hlsystems/api/fetch.php"; String charset = "UTF-8"; // Or in Java 7 and later, use the constant: java.nio.charset.StandardCharsets.UTF_8.name() String param1 = "value1"; [...] read more

Interpreting Section object in kernel dump

I'm trying to track down issues with a 3thParty application. The path currently being investigated is to look into a Section object that get's created in each process: rpsPdf10.mutex. If the name of the object is any indication for it's intended usage, I'm not sure why they choose a Section [...] read more

How to generate crash report of application?

Currently i am using ARM DS-5 IDE for development the application for one arm based target device and for compilation ARM Compiler tool chain RVCT3.1 used. Thread X RTOS used in target device. After loading application in target device, it will crash accidentally after some time.So i want to know [...] read more

UnAuthorizedAccessException while accessing the GetPath() method for MediaLibrary

I am really stuck in a weird issue which I couldn't reproduce at my end but it is occurring frequently at user's end. According to stack trace it looks like when the user is navigated to specific page, the app crashes. Following the stack trace of that problem which is [...] read more

initialize a USB device from pywinusb / python

my problem lokks like the one suggested by Will "Simple reading/writing from/to a USB HID device in Python?", but following it I did not get any result. Problem: I am trying to handle the Oregon WMRS200 Meteo station, that implements a usb connection as a HID device. I started adapting/simplifying [...] read more

MIPS assembly program ERROR Exception 4 [Address error in inst/data fetch]

I am trying to convert MIPS code into ARM code, this is not an issue its that I am getting a gnarly exception I'm hoping someone can explain whats wrong and what to do about it. the program is passed a0 which is a pointer to the mips binary instruction [...] read more

iphone - App crash while starting - Xcode 4

I have a crash when starting the app in iOS 3.0 (the app works fine with iOS 3.1 and above). The app has Three20 v1.0.5 and is compiled with Xcode 4.0.2 Below is the crash report: Incident Identifier: 3E43A69E-2546-4FF5-B0F0-87A2C839E909 CrashReporter Key: 24f9d24e6874aa655c34a1243e66a2fa839fdaea Process: MyApp [1109] Path: /var/mobile/Applications/A09581D8-1464-4A8C-B1EC-E366C0E67126/MyApp.app/MyApp Identifier: MyApp Version: [...] read more