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| author | Rao, Lei <lei.rao@intel.com> | 2021-11-01 15:57:00 +0800 |
|---|---|---|
| committer | Juan Quintela <quintela@trasno.org> | 2021-11-03 09:38:53 +0100 |
| commit | aa505f8e0e04ddb404c00b907b176a6204cbb3c7 (patch) | |
| tree | 118aac0779b37f5545f8c5f580783900462b2013 /migration | |
| parent | ae4c2099351a6ea5774428a0884ace32595b341c (diff) | |
| download | qemu-aa505f8e0e04ddb404c00b907b176a6204cbb3c7.zip | |
Fixed qemu crash when guest power off in COLO mode
This patch fixes the following:
qemu-system-x86_64: invalid runstate transition: 'shutdown' -> 'running'
Aborted (core dumped)
The gdb bt as following:
0 __GI_raise (sig=sig@entry=6) at ../sysdeps/unix/sysv/linux/raise.c:50
1 0x00007faa3d613859 in __GI_abort () at abort.c:79
2 0x000055c5a21268fd in runstate_set (new_state=RUN_STATE_RUNNING) at vl.c:723
3 0x000055c5a1f8cae4 in vm_prepare_start () at /home/workspace/colo-qemu/cpus.c:2206
4 0x000055c5a1f8cb1b in vm_start () at /home/workspace/colo-qemu/cpus.c:2213
5 0x000055c5a2332bba in migration_iteration_finish (s=0x55c5a4658810) at migration/migration.c:3376
6 0x000055c5a2332f3b in migration_thread (opaque=0x55c5a4658810) at migration/migration.c:3527
7 0x000055c5a251d68a in qemu_thread_start (args=0x55c5a5491a70) at util/qemu-thread-posix.c:519
8 0x00007faa3d7e9609 in start_thread (arg=<optimized out>) at pthread_create.c:477
9 0x00007faa3d710293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Signed-off-by: Lei Rao <lei.rao@intel.com>
Reviewed-by: Juan Quintela <quintela@redhat.com>
Signed-off-by: Juan Quintela <quintela@redhat.com>
Diffstat (limited to 'migration')
| -rw-r--r-- | migration/migration.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/migration/migration.c b/migration/migration.c index edc0dac80a..3fb856f6e1 100644 --- a/migration/migration.c +++ b/migration/migration.c @@ -3626,7 +3626,9 @@ static void migration_iteration_finish(MigrationState *s) case MIGRATION_STATUS_CANCELLED: case MIGRATION_STATUS_CANCELLING: if (s->vm_was_running) { - vm_start(); + if (!runstate_check(RUN_STATE_SHUTDOWN)) { + vm_start(); + } } else { if (runstate_check(RUN_STATE_FINISH_MIGRATE)) { runstate_set(RUN_STATE_POSTMIGRATE); |