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While running an Ubuntu kernel (not a mainline or third-party kernel)
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apport-collect 1845035
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This change has been made by an automated script, maintained by the
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** Changed in: linux (Ubuntu)
Status: New => Incomplete
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https://bugs.launchpad.net/bugs/1845035
Title:
Xen guest time handling is broken after a migration
Status in linux package in Ubuntu:
Incomplete
Bug description:
[Impact]
Xen guest time is not stable after a migration.
[Test Case]
Create a Xen guest and migrate it. Check dmesg.
[ 187.249951] Freezing user space processes ... (elapsed 0.001 seconds) done.
[ 187.251137] OOM killer disabled.
[ 187.251137] Freezing remaining freezable tasks ... (elapsed 0.001 seconds)
done.
[ 187.252299] suspending xenstore...
[ 187.266987] xen:grant_table: Grant tables using version 1 layout
[18446743811.706476] OOM killer enabled.
[18446743811.706478] Restarting tasks ... done.
[18446743811.720505] Setting capacity to 16777216
[Fix]
The following upstream commit fixes the issue:
"xen: Fix x86 sched_clock() interface for xen"
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=867cefb4cb1012f42cada1c7d1f35ac8dd276071
This issue is for xenial as the fix has been back ported to bionic.
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