On 11/16, Oleg Nesterov wrote: > > UPD: tested the kernel with this patch, now late-ptrace-may-attach-check > crashes the kernel silently (no output under kvm).
Repeated this test. Got several oopses, bad spinlock magic in utrace->lock. The stack trace varies, often from utrace_get_signal(). Oh, will continue tomorrow. Oleg.
