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Re: T_TRCTRAP handling
In article <b8e999da-ba8e-d9e5-a50a-0d6a4a5aa805%gmail.com@localhost>,
Dimitris Karagkasidis <t.pageflt%gmail.com@localhost> wrote:
>On 02/07/2018 11:14 AM, Martin Husemann wrote:
> > QEMU should never let the kernel see any exceptions or other traces of being
> > debugged, IMHO.
> > To me this sounds like a qemu bug.
>Martin is right. It is a QEMU bug that only occurs when KVM virtualization is
>I also have a minor cosmetic/consistency suggestion. On i386, information about
>fatal T_TRCTRAPs is not printed to the kernel ring buffer. On kernels with
>DDB/KGDB disabled it would not be obvious why the kernel panicked upon
>receiving one. On amd64, T_TRCTRAP is logged like all the other traps.
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