[petsc-users] glibc detected

[Jed Brown]

On Sat, 17 Apr 2010 10:10:00 -0400, "(Rebecca) Xuefei YUAN" <xy2102 at columbia.edu> wrote:
> Dear Matt,
> 
> I did run with valgrind, and the error message is for a  
> DAGetLocalVector() in FormFunction() which is not related to this  
> structure.

This first error is causing memory corruption which causes the invalid
free() you see later.  Run with valgrind and -malloc 0, then fix every
item in the order they appear (many of the later items will be caused by
earlier corruption, so rerun valgrind after each fix).

Jed