On 11/24/2014 11:20 AM, Jan Beulich wrote:
On 24.11.14 at 10:55, <jgr...@suse.com> wrote:- Sometimes I see only NMI watchdog messages, looking into hanging cpu state via xen debug keys I can see the cpu(s) in question are spinning in _raw_spin_lock(): __handle_mm_fault()->__pte_alloc()->pmd_lock()->_raw_spin_lock() The hanging cpus were executing some random user processes (cron, bash, xargs), cr2 contained user addresses.Is this perhaps what http://lists.xenproject.org/archives/html/xen-devel/2014-11/msg02135.html appears to be about?
Hmm, I'm not sure. I'll try a 3.17 kernel to verify. Juergen _______________________________________________ Xen-devel mailing list Xen-devel@lists.xen.org http://lists.xen.org/xen-devel
