Thomas Renninger wrote: > Hi, > > we currently have a problem with latest Intel CPUs/BIOSes: > If the machine gets booted it hangs in: > init/main.c: > kdb_init(); > > As soon as an irq via keyboard is triggered, the machine continues > booting and everything is fine. > > Is this known already? Can someone point me to a patch? > > If not, is there a repo having the latest code, I could try > out whether the latest version works. > > IMO something like the attached patch makes sense? > This fixes the problem with kdb=off (our default). > But I am anxious that kdb code could still get activitated somehow > and the machine might oops when trying to access not initialized > kdb structures? Could someone give an estimation how risky that > patch really is? > > Still the real bug should be found and if this is not known, can someone > give me a pointer to what this problem could be related and where I > should look closer at, please. >
In the version of kdb which attached to kgdb, I wonder if you see the same sort of behavior? I am not sure which kernel base you need, but kdb prototype attached to kgdb exists for the 2.6.31 and 2.6.32 kernel. The code you patched does not exist in the kdb+kgdb code base. Jason. _______________________________________________ kdb mailing list [email protected] http://oss.sgi.com/mailman/listinfo/kdb
