> On Thu, Feb 13, 2025 at 07:55:15AM -0800, Dave Hansen wrote:
>> On 1/13/25 06:59, Eric W. Biederman wrote:
>> ...
>> > I have a new objection. I believe ``unaccepted memory'' and especially
>> > lazily initialized ``unaccepted memory'' is an information leak that
>> > could defeat the purpose of
Hi steven,
kernel test robot noticed the following build errors:
[auto build test ERROR on linus/master]
[also build test ERROR on v6.14-rc3 next-20250219]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as
Hi steven,
kernel test robot noticed the following build warnings:
[auto build test WARNING on linus/master]
[also build test WARNING on v6.14-rc3 next-20250219]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--bas
On 12/13/24 01:54, Yan Zhao wrote:
> Accept the destination addresses during the kexec load, immediately after
> they pass sanity checks. This ensures the code is located in a common place
> shared by both the kexec_load and kexec_file_load system calls.
So, we've got an end-user-visible bug. Eric
> > It sounds like you're advocating for the "slow guest boot" option.
> > Kirill, can you remind us how fast a guest boots to the shell for
> > modestly-sized (say 256GB) memory with "accept_memory=eager" versus
> > "accept_memory=lazy"? IIRC, it was a pretty remarkable difference.
>
> I only have
On 2/19/2025 8:23 AM, Stefan Berger wrote:
On 2/18/25 5:55 PM, steven chen wrote:
The amount of memory allocated at kexec load, even with the extra memory
allocated, might not be large enough for the entire measurement
list. The
indeterminate interval between kexec 'load' and 'execute' could
On 2/19/2025 7:57 AM, Stefan Berger wrote:
On 2/18/25 5:55 PM, steven chen wrote:
ima_dump_measurement_list() is called during kexec 'load', which may
result in loss of IMA measurements during kexec soft reboot. It needs
... due to missed measurements that only occurred after kexec 'load'.
On 2/19/2025 7:37 AM, Stefan Berger wrote:
On 2/18/25 5:54 PM, steven chen wrote:
IMA log is copied to the new Kernel during kexec 'load' using
The IMA log is currently copied to the new kernel ...
ima_dump_measurement_list(). The log copy at kexec 'load' may result in
loss of IMA measur
On 12/19/24 11:41 AM, Ross Philipson wrote:
The larger focus of the TrenchBoot project (https://github.com/TrenchBoot) is to
enhance the boot security and integrity in a unified manner. The first area of
focus has been on the Trusted Computing Group's Dynamic Launch for establishing
a hardware Ro
Hi Pingfan,
sorry for the late reply.
On Thu, 6 Feb 2025 14:03:40 +0800
Pingfan Liu wrote:
> Hi Philipp,
>
> Thanks for your feedback. Please see my answers below.
>
> I'm also reaching out to the BPF maintainers with two concerns: how to
> ensure the integrity of BPF programs and whether int
On 2/18/25 5:55 PM, steven chen wrote:
The amount of memory allocated at kexec load, even with the extra memory
allocated, might not be large enough for the entire measurement list. The
indeterminate interval between kexec 'load' and 'execute' could exacerbate
this problem.
Define two new IM
On 2/18/25 5:55 PM, steven chen wrote:
ima_dump_measurement_list() is called during kexec 'load', which may
result in loss of IMA measurements during kexec soft reboot. It needs
... due to missed measurements that only occurred after kexec 'load'.
Therefore, this function needs to be ...
On 2/18/25 5:54 PM, steven chen wrote:
IMA log is copied to the new Kernel during kexec 'load' using
The IMA log is currently copied to the new kernel ...
ima_dump_measurement_list(). The log copy at kexec 'load' may result in
loss of IMA measurements during kexec soft reboot. It needs
On 19.02.25 13:49, Dave Young wrote:
On Wed, 19 Feb 2025 at 15:32, Mike Rapoport wrote:
On Mon, Feb 17, 2025 at 11:19:45AM +0800, RuiRui Yang wrote:
On Thu, 6 Feb 2025 at 21:34, Mike Rapoport wrote:
== Limitations ==
Currently KHO is only implemented for file based kexec. The kernel
inter
On Tue, Feb 18, 2025 at 08:04:47PM -0800, David Rientjes wrote:
> - the future of guestmemfs and what it becomes, including alignment so
>prototyping can be done
IMHO we need a generic FDBOX sort of filesystem and the ability to put
guestmemfd, memfd and hugetlbfs (fd) into it. This would co
On Wed, 19 Feb 2025 at 15:32, Mike Rapoport wrote:
>
> On Mon, Feb 17, 2025 at 11:19:45AM +0800, RuiRui Yang wrote:
> > On Thu, 6 Feb 2025 at 21:34, Mike Rapoport wrote:
> > > == Limitations ==
> > >
> > > Currently KHO is only implemented for file based kexec. The kernel
> > > interfaces in the
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