Crash Dump Analysis Patterns (Part 78a, Mac OS X)
Wednesday, July 18th, 2012This is a Mac OS X / GDB counterpart to Divide by Zero (user mode) pattern previously described for Windows platforms:
(gdb) bt
#0 0×000000010d3ebe9e in bar (a=1, b=0)
#1 0×000000010d3ebec3 in foo ()
#2 0×000000010d3ebeeb in main (argc=1, argv=0×7fff6cfeab18)
(gdb) x/i 0×000000010d3ebe9e
0×10d3ebe9e
(gdb) info r rsi
rsi 0×0 0
The modeling application source code:
int bar(int a, int b)
{
return a/b;
}
int foo()
{
return bar(1,0);
}
int main(int argc, const char * argv[])
{
return foo();
}
- Dmitry Vostokov @ DumpAnalysis.org + TraceAnalysis.org -
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