Guest is destroyed after live migration
Affects | Status | Importance | Assigned to | Milestone | |
---|---|---|---|---|---|
QEMU |
Fix Released
|
Undecided
|
Unassigned |
Bug Description
Environment:
------------
Host OS (ia32/ia32e/
Guest OS (ia32/ia32e/
Guest OS Type (Linux/
kvm.git Commit:
qemu.git Commit: 6fffa26244737f8
Host Kernel Version:3.14.0-rc3
Hardware:Romley_EP, Ivytown_EP
Bug detailed description:
-------
after live migration, the guest will be destroyed
note:
after save restore, the guest will be destroyed.
Reproduce steps:
----------------
1.Start a TCP daemon for migration
qemu-system-x86_64 -enable-kvm -m 2048 -smp 2 -net none /root/rhel6u4.qcow -incoming tcp:localhost:4444
2. create guest
qemu-system-x86_64 -enable-kvm -m 2048 -smp 2 -net none /root/rhel6u4.qcow
3. ctrl+alt+2 to switch to qemu monitor
4. migrate tcp:localhost:4444
Current result:
----------------
the guest will be destroyed
Expected result:
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the guest works fine
Basic root-causing log:
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qemu-system-
Bisect result
the first bad commit:
commit 00c8cb0a36f51a6
Author: Andreas Färber <email address hidden>
Date: Wed Sep 4 02:19:44 2013 +0200
cputlb: Change tlb_flush() argument to CPUState
Signed-off-by: Andreas Färber <email address hidden>
Can you capture a backtrace for the failure? Is the seg happening in the source or destination qemu?