Re: [Crash-utility] crash on x86_64: how to dump arg registers?

Paul Sanders wrote: > Hello all, > > I'm trying to get myself ramped to using crash on x86_64. > > In x86_64 there is no register stack and function arguments aren't > typically placed on the stack, therefore we aren't able to see the > function arguments in the bt -f output. > > Is there a trick to dumping out %rdi, %rsi, %rdx, etc? > > I hope this isn't too lame of a question. I'm just getting my toes wet > with x86_64 and kdump/crash. > > Thanks in advance, > > Paul Sanders > SGI Global Product Support James is right -- aside from the register dumps with each exception frame, you're pretty much on your own. You'll have to disassemble the functions of interest from their last "known" value/location/frame, and following where the register may be stored on the stack. Sorry -- no tricks... Dave -- Crash-utility mailing list Crash-utility(a)redhat.com https://www.redhat.com/mailman/listinfo/crash-utility