On 07/08/2013 09:11 PM, Dave Airlie wrote: > On Tue, Jul 9, 2013 at 10:35 AM, Dave Airlie <airl...@gmail.com> wrote: >> Hi, >> >> F19 >> kernel-3.9.8-300.fc19.x86_64 >> qemu-kvm-1.4.2-4.fc19.x86_64 >> >> If I start a complete F19 install in the guest and send the qemu >> process a SEGV signal, the host kernel starts giving me random kmalloc >> errors soon after, if I send a normal kill signal things seem fine. >> >> CPU is Intel(R) Core(TM) i7-3770 CPU @ 3.40GHz, on a HP 220z workstation. >> >> I initially blamed bad RAM but this reproduces everytime, and I >> swapped DIMMs around >> >> I haven't tested with upstream kernel/qemu yet, but I wondered if >> anyone else has seen this. >> >> I noticed this because some work I was doing was segfaulting my qemu >> and then my machine would die a few mins later. > > Of course now I read my fedora kernel emails and notice vhost_net does > bad things, > > disabling vhost_net seems to make it work fine, hopefully the next > Fedora kernel will bring the magic fixes. >
That issue and another nasty crasher are being tracked here: https://bugzilla.redhat.com/show_bug.cgi?id=980254 - Cole
