On Fri, 17 May 2002 15:01:07 -0700, Matthew Dobson <[EMAIL PROTECTED]> wrote: >Keith Owens wrote: >> >> On Wed, 15 May 2002 18:03:29 -0700, >> Patricia Gaughen <[EMAIL PROTECTED]> wrote: >> >2.5.9 on an 8 proc numaq box. I saw the recent patch from Ethan Solomita and >> >I'll give it a try tonight or tomorrow. But we've ran into a couple of issues: >> > >> > - when the system hangs we enter kdb but using bt, bta and btp do not >produce >> >stacks for any of the processes. We're able to get the stacks manually, but >> >this is not much fun :-) >> >> Which version of gcc? Newer versions of gcc produce stack frame code >> that kdb cannot backtrace without CONFIG_FRAME_POINTER=y. >I'm currently using gcc version 3.0.2. And I definitely do have >CONFIG_FRAME_POINTER turned on.
Any error messages? I am guessing that it says "Stack is not in task_struct, backtrace not available". task_struct data has been moved around in recent 2.5 kernels and kdb has not been changed to validate the new layout yet.
