https://bugzilla.kernel.org/show_bug.cgi?id=63131
Bug ID: 63131
Summary: guest hang when reboot .
Product: Virtualization
Version: unspecified
Kernel Version: 3.12.0-rc2
Hardware: All
OS: Linux
Tree: Mainline
Status: NEW
Severity: normal
Priority: P1
Component: kvm
Assignee: [email protected]
Reporter: [email protected]
Regression: No
Environment:
------------
Host OS (ia32/ia32e/IA64):ia32e
Guest OS (ia32/ia32e/IA64):ia32e
Guest OS Type (Linux/Windows):Windows
kvm.git Commit:7854cbca815562a49d50bbc6f31599312853d1f4
qemu.git Commit:1cdae4573d7613149348d834c605bfbe3c7d405b
Host Kernel Version:3.12.0-rc2
Hardware: Romley_EP
Bug detailed description:
--------------------------
create guest then reboot ,the guest will hang
note
1.try win7, win8, win2012,win2k8 and rhel6u4 guest, while reboot,guest will
hang
2.when create guest with "-cpu host" the guest reboot pass
3.This should be a kernel bug
kvm + qemu = result
7854cbca + 1cdae457 = bad
2f303b74 + 1cdae457 = good
Reproduce steps:
----------------
1.create guest
qemu-system-x86_64 -enable-kvm -m 2048 -smp 2 -net none win7.qcow
2.reboot the guest
Current result:
----------------
guest hang
Expected result:
----------------
guest can work well while reboot
Basic root-causing log:
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