Re: arm: warning at virt/kvm/arm/vgic.c:1468

2015-02-16 Thread Jan Kiszka
On 2015-02-16 09:57, Marc Zyngier wrote: On 15/02/15 19:03, Jan Kiszka wrote: On 2015-02-15 19:01, Jan Kiszka wrote: On 2015-02-15 16:30, Marc Zyngier wrote: On Sun, Feb 15 2015 at 3:07:50 pm GMT, Jan Kiszka jan.kis...@web.de wrote: On 2015-02-15 15:59, Marc Zyngier wrote: On Sun, Feb 15

Re: arm: warning at virt/kvm/arm/vgic.c:1468

2015-02-16 Thread Marc Zyngier
On 15/02/15 19:03, Jan Kiszka wrote: On 2015-02-15 19:01, Jan Kiszka wrote: On 2015-02-15 16:30, Marc Zyngier wrote: On Sun, Feb 15 2015 at 3:07:50 pm GMT, Jan Kiszka jan.kis...@web.de wrote: On 2015-02-15 15:59, Marc Zyngier wrote: On Sun, Feb 15 2015 at 2:40:40 pm GMT, Jan Kiszka

Re: arm: warning at virt/kvm/arm/vgic.c:1468

2015-02-15 Thread Jan Kiszka
On 2015-02-13 07:53, Alex Bennée wrote: Alex Bennée alex.ben...@linaro.org writes: Christoffer Dall christoffer.d...@linaro.org writes: snip On Sun, Feb 08, 2015 at 08:48:09AM +0100, Jan Kiszka wrote: snip BTW, KVM tracing support on ARM seems like it requires some care. E.g.: kvm_exit

Re: arm: warning at virt/kvm/arm/vgic.c:1468

2015-02-15 Thread Jan Kiszka
On 2015-02-15 14:37, Marc Zyngier wrote: On Sun, Feb 15 2015 at 8:53:30 am GMT, Jan Kiszka jan.kis...@web.de wrote: I'm now throwing trace_printk at my broken KVM. Already found out that I get ARM_EXCEPTION_IRQ every few 10 µs. Not seeing any irq_* traces, though. Weird. This very much

Re: arm: warning at virt/kvm/arm/vgic.c:1468

2015-02-15 Thread Marc Zyngier
On Sun, Feb 15 2015 at 8:53:30 am GMT, Jan Kiszka jan.kis...@web.de wrote: On 2015-02-13 07:53, Alex Bennée wrote: Alex Bennée alex.ben...@linaro.org writes: Christoffer Dall christoffer.d...@linaro.org writes: snip On Sun, Feb 08, 2015 at 08:48:09AM +0100, Jan Kiszka wrote: snip BTW,

Re: arm: warning at virt/kvm/arm/vgic.c:1468

2015-02-15 Thread Marc Zyngier
On Sun, Feb 15 2015 at 2:40:40 pm GMT, Jan Kiszka jan.kis...@web.de wrote: On 2015-02-15 14:37, Marc Zyngier wrote: On Sun, Feb 15 2015 at 8:53:30 am GMT, Jan Kiszka jan.kis...@web.de wrote: I'm now throwing trace_printk at my broken KVM. Already found out that I get ARM_EXCEPTION_IRQ every

Re: arm: warning at virt/kvm/arm/vgic.c:1468

2015-02-15 Thread Jan Kiszka
On 2015-02-15 15:59, Marc Zyngier wrote: On Sun, Feb 15 2015 at 2:40:40 pm GMT, Jan Kiszka jan.kis...@web.de wrote: On 2015-02-15 14:37, Marc Zyngier wrote: On Sun, Feb 15 2015 at 8:53:30 am GMT, Jan Kiszka jan.kis...@web.de wrote: I'm now throwing trace_printk at my broken KVM. Already

Re: arm: warning at virt/kvm/arm/vgic.c:1468

2015-02-15 Thread Marc Zyngier
On Sun, Feb 15 2015 at 3:07:50 pm GMT, Jan Kiszka jan.kis...@web.de wrote: On 2015-02-15 15:59, Marc Zyngier wrote: On Sun, Feb 15 2015 at 2:40:40 pm GMT, Jan Kiszka jan.kis...@web.de wrote: On 2015-02-15 14:37, Marc Zyngier wrote: On Sun, Feb 15 2015 at 8:53:30 am GMT, Jan Kiszka

Re: arm: warning at virt/kvm/arm/vgic.c:1468

2015-02-15 Thread Jan Kiszka
On 2015-02-15 16:30, Marc Zyngier wrote: On Sun, Feb 15 2015 at 3:07:50 pm GMT, Jan Kiszka jan.kis...@web.de wrote: On 2015-02-15 15:59, Marc Zyngier wrote: On Sun, Feb 15 2015 at 2:40:40 pm GMT, Jan Kiszka jan.kis...@web.de wrote: On 2015-02-15 14:37, Marc Zyngier wrote: On Sun, Feb 15

Re: arm: warning at virt/kvm/arm/vgic.c:1468

2015-02-15 Thread Jan Kiszka
On 2015-02-15 16:59, Christoffer Dall wrote: On Sun, Feb 15, 2015 at 04:35:14PM +0100, Jan Kiszka wrote: On 2015-02-15 16:30, Marc Zyngier wrote: On Sun, Feb 15 2015 at 3:07:50 pm GMT, Jan Kiszka jan.kis...@web.de wrote: On 2015-02-15 15:59, Marc Zyngier wrote: On Sun, Feb 15 2015 at

Re: arm: warning at virt/kvm/arm/vgic.c:1468

2015-02-15 Thread Jan Kiszka
On 2015-02-15 16:30, Marc Zyngier wrote: On Sun, Feb 15 2015 at 3:07:50 pm GMT, Jan Kiszka jan.kis...@web.de wrote: On 2015-02-15 15:59, Marc Zyngier wrote: On Sun, Feb 15 2015 at 2:40:40 pm GMT, Jan Kiszka jan.kis...@web.de wrote: On 2015-02-15 14:37, Marc Zyngier wrote: On Sun, Feb 15

Re: arm: warning at virt/kvm/arm/vgic.c:1468

2015-02-15 Thread Christoffer Dall
On Sun, Feb 15, 2015 at 04:35:14PM +0100, Jan Kiszka wrote: On 2015-02-15 16:30, Marc Zyngier wrote: On Sun, Feb 15 2015 at 3:07:50 pm GMT, Jan Kiszka jan.kis...@web.de wrote: On 2015-02-15 15:59, Marc Zyngier wrote: On Sun, Feb 15 2015 at 2:40:40 pm GMT, Jan Kiszka jan.kis...@web.de

Re: arm: warning at virt/kvm/arm/vgic.c:1468

2015-02-15 Thread Jan Kiszka
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 On 2015-02-15 19:01, Jan Kiszka wrote: On 2015-02-15 16:30, Marc Zyngier wrote: On Sun, Feb 15 2015 at 3:07:50 pm GMT, Jan Kiszka jan.kis...@web.de wrote: On 2015-02-15 15:59, Marc Zyngier wrote: On Sun, Feb 15 2015 at 2:40:40 pm GMT, Jan

Re: arm: warning at virt/kvm/arm/vgic.c:1468

2015-02-12 Thread Christoffer Dall
Hi Jan, On Sun, Feb 08, 2015 at 08:48:09AM +0100, Jan Kiszka wrote: Hi, after fixing the VM_BUG_ON, my QEMU guest on the Jetson TK1 generally refuses to boot. Once in a while it does, but quickly gets stuck again. In one case I found this in the kernel log (never happened again so far):

Re: arm: warning at virt/kvm/arm/vgic.c:1468

2015-02-12 Thread Jan Kiszka
Hi Christoffer, On 2015-02-13 05:46, Christoffer Dall wrote: Hi Jan, On Sun, Feb 08, 2015 at 08:48:09AM +0100, Jan Kiszka wrote: Hi, after fixing the VM_BUG_ON, my QEMU guest on the Jetson TK1 generally refuses to boot. Once in a while it does, but quickly gets stuck again. In one case I

Re: arm: warning at virt/kvm/arm/vgic.c:1468

2015-02-12 Thread Alex Bennée
Alex Bennée alex.ben...@linaro.org writes: Christoffer Dall christoffer.d...@linaro.org writes: snip On Sun, Feb 08, 2015 at 08:48:09AM +0100, Jan Kiszka wrote: snip BTW, KVM tracing support on ARM seems like it requires some care. E.g.: kvm_exit does not report an exit reason. The in-kernel

Re: arm: warning at virt/kvm/arm/vgic.c:1468

2015-02-12 Thread Alex Bennée
Christoffer Dall christoffer.d...@linaro.org writes: Hi Jan, On Sun, Feb 08, 2015 at 08:48:09AM +0100, Jan Kiszka wrote: Hi, after fixing the VM_BUG_ON, my QEMU guest on the Jetson TK1 generally refuses to boot. Once in a while it does, but quickly gets stuck again. In one case I found

Re: arm: warning at virt/kvm/arm/vgic.c:1468

2015-02-12 Thread Christoffer Dall
On Fri, Feb 13, 2015 at 07:21:20AM +0100, Jan Kiszka wrote: Hi Christoffer, On 2015-02-13 05:46, Christoffer Dall wrote: Hi Jan, On Sun, Feb 08, 2015 at 08:48:09AM +0100, Jan Kiszka wrote: Hi, after fixing the VM_BUG_ON, my QEMU guest on the Jetson TK1 generally refuses to boot.