Barry Smith <[email protected]> writes: >> On Aug 24, 2020, at 12:31 PM, Jed Brown <[email protected]> wrote: >> >> Barry Smith <[email protected]> writes: >> >>> So if a BLAS errors with SIGBUS then it is always an input error of just >>> not proper double/complex alignment? Or some other very strange thing? >> >> I would suspect memory corruption. > > > Corruption meaning what specifically? > > The routines crashing are dgemv which only take double precision arrays, > regardless of what garbage is in those arrays i don't think there can be BUS > errors resulting. They don't take integer arrays whose corruption could > result in bad indexing and then BUS errors. > > So then it can only be corruption of the pointers passed in, correct?
Such as those pointers pointing into data on the stack with incorrect sizes.
