On Mon, 03 Dec 2007 15:19:41 -0500 Dave Anderson <anderson@xxxxxxxxxx> wrote: > Jeff Layton wrote: > > I was trying to run crash against a live rawhide kernel and am > > getting some errors when I try to start it: > > > > crash: invalid task address in pid_hash: ccccccccccccca84 > > crash: invalid task address in pid_hash: ccccccccccccca84 > > ... > > crash: invalid task address in pid_hash: ccccccccccccca84 > > > > crash: cannot gather a stable task list via pid_hash (500 > > retries) > > > > ...and then crash exits. There are a few messages in dmesg: > > > > crash memory driver: version 1.0 > > crash memory driver: !page_is_ram(pfn: 61000000c) > > > > Relevant packages: > > > > kernel-2.6.24-0.62.rc3.git5.fc9.x86_64 > > kernel-debuginfo-2.6.24-0.62.rc3.git5.fc9.x86_64 > > crash-4.0-4.10.x86_64 > > > > ... the host is a FV xen guest (but that shouldn't matter, should > > it?). > > > > I'm hoping I'm just doing something wrong, but I don't see anything > > right offhand. > > > > Hard to do anything wrong, i.e., you just have to enter "crash". > > With a kernel that new, it certainly could be shifting sands syndrome. > > It did get quite a long way before failing. I wonder if something's > changed upstream associated with the pid_hash code? Can you verify > that the tt->refresh_hash_table gets set to > refresh_hlist_task_table_v2()? > Ahh, I think a bunch of the new pid namespace stuff was merged recently. That might be the culprit. > If the system is accessible to me (reply offline), I'll be happy to > take a look. > Will do, thanks! -- Jeff Layton <jlayton@xxxxxxxxxx> -- Crash-utility mailing list Crash-utility@xxxxxxxxxx https://www.redhat.com/mailman/listinfo/crash-utility
