Opened 14 years ago
Last modified 8 years ago
#7522 closed defect
CPU Hotplug / Hot-unplug is unstable — at Initial Version
Reported by: | Technologov | Owned by: | |
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Component: | guest smp | Version: | VirtualBox 3.2.8 |
Keywords: | Cc: | ||
Guest type: | Linux | Host type: | other |
Description
Host: Windows XP, Core 2 Q6600, VBox 3.2.8.
Guest: openSUSE 11.3 64-bit (and other Linuxes)
I did:
1)
VBoxManage modifyvm <vmname> --cpuhotplug on
2)
VBoxManage modifyvm <vmname> --cpus 2
after VM booted...
3) several time re-plugged CPU:
VBoxManage controlvm <vmname> plugcpu 1
VBoxManage controlvm <vmname> unplugcpu 1
---
From inside guest: (openSUSE 11.3 64-bit)
linux-0gkn:~ # dmesg | tail
[ 870.449212] microcode: CPU0 update to revision 0xb6 failed
[ 870.488455] microcode: CPU1 update to revision 0xb6 failed
[ 870.515200] microcode: CPU0 update to revision 0xb6 failed
[ 870.537351] microcode: CPU1 update to revision 0xb6 failed
[ 870.557087] microcode: CPU0 update to revision 0xb6 failed
[ 870.584368] microcode: CPU1 update to revision 0xb6 failed
[ 873.845725] CPU 1 is now offline
[ 873.845725] SMP alternatives: switching to UP code
[ 884.070333] VBoxService[1412]: segfault at 2800568e70 ip
0000000000409235 sp 00007f644d05cb80 error 4 in
VBoxService[400000+69000]
[ 884.071618] ACPI: Device don't exist, dropping EJECT
Similar, but different problems were seen on many other guest OSes: RHEL6 (BETA1), Fedora12, openSUSE 11.0/11.1/11.2 (32+64bit), ...
For now, only under Fedora 13 this feature magically worked. VBox log attached.
--
-"Technologov", 28.9.2010
Change History (1)
by , 14 years ago
Attachment: | openSUSE-11.3 64-bit-2010-09-28-02-24-10.log added |
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VBox Log