[Pkg-xen-devel] Experiment with rebuilt 4.14.2+25-gb6a8c4f72d-2

Elliott Mitchell ehem+debian at m5p.com
Sat Aug 21 04:50:33 BST 2021


I've got a rough border between what I'm up for and not.  I'm not up for
running full testing if I can avoid, but I'm also not up for security
holes of doom.

As a result my approach was to try building the 4.14.2+25-gb6a8c4f72d-2
for stable.  The only difference this causes that I've found is to
depend on libc6 2.28-10 instead of 2.31-13.  I'm concerned about scripts,
but one has to accept those risks.

So far things to work as expected.

There is a domain configuration I've found which causes the Xen
hypervisor to reliably panic.  This occurs with both 4.11 and 4.14 (so no
worse with 4.14).  I'm think the minimum set of configuration options is
`type = "hvm"`, `memory = 7168` and `maxmem = 15726`.

Mainly I *think* the issue is HVM and memory != maxmem.  This also seems
unlikely to be a Debian package bug, yet asking on the Xen lists no one
had seen this before.

Anyone up for trying to recreate?  (beware this appears a Xen panic, the
entire system gets reset with no chance to save running VMs)


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