Re: [Qemu-devel] [PULL 0/6] migration pull

["Denis V. Lunev" <den@openvz.org>]

On 02/26/2016 06:14 PM, Amit Shah wrote:
> On (Fri) 26 Feb 2016 [17:58:34], Denis V. Lunev wrote:
>> On 02/26/2016 04:15 PM, Amit Shah wrote:
>>> On (Fri) 26 Feb 2016 [12:23:01], Peter Maydell wrote:
>>>> Hi. I'm afraid this causes make check to fail:
>>> Oops, I should've caught that.
>>>
>>>>    /i386/ahci/flush/migrate:
>>>>    /i386/ahci/migrate/sanity:
>>>>    /i386/ahci/migrate/dma/simple:
>>>>    /i386/ahci/migrate/dma/halted:
>>>>    /i386/ahci/migrate/ncq/simple:
>>>>    /i386/ahci/migrate/ncq/halted:
>>>> Broken pipe
>>>> FAIL
>>>> GTester: last random seed: R02S34da744548f394684dbb7b6d11e14043
>>>> (pid=56820)
>>>>
>>>> (failure seen on ppc64be, x86-64 linux, aarch64, but not aarch32 or OSX).
>>> AHCI tests are failing due to Denis's patches.  I'm checking why.
>>>
>>> 		Amit
>> oops. Interesting :(
> Right - use-after-free; this on top of your patch fixes it.
>
>
> diff --git a/migration/migration.c b/migration/migration.c
> index f82fdf6..0129d9f 100644
> --- a/migration/migration.c
> +++ b/migration/migration.c
> @@ -366,9 +366,8 @@ static void process_incoming_migration_bh(void *opaque)
>        */
>       migrate_set_state(&mis->state, MIGRATION_STATUS_ACTIVE,
>                         MIGRATION_STATUS_COMPLETED);
> -    migration_incoming_state_destroy();
> -
>       qemu_bh_delete(mis->bh);
> +    migration_incoming_state_destroy();
>   }
>   
>   static void process_incoming_migration_co(void *opaque)
>
>
> 		Amit
sorry :( last minute changes are bad...