[Sony Cross-Device General] JohnnyL:
Hello, I'm one of those people who after flash stock firmware using Flashtool v0.9.19.1 got bricks (SIMlock)

My phone Xperia P (LT22i) with unlocked booloader.

Log:

17/012/2015 07:12:13 - INFO - Device disconnected
17/012/2015 07:12:44 - INFO - Selected Bundle for Xperia P (LT22i). FW release : 6.2.A.0.400 (JB). Customization : Russia
17/012/2015 07:12:44 - INFO - Preparing files for flashing
17/013/2015 07:13:12 - INFO - Please connect your device into flashmode.
17/013/2015 07:13:16 - INFO - Device connected in flash mode
17/013/2015 07:13:16 - INFO - Opening device for R/W
17/013/2015 07:13:16 - INFO - Reading device information
17/013/2015 07:13:16 - INFO - Phone ready for flashmode operations.
17/013/2015 07:13:16 - INFO - Opening TA partition 2
17/013/2015 07:13:16 - INFO - Current device : LT22i - CB511ZNQUR - 1262-1442_R1H - 1254-4233_6.2.A.0.400 - WORLD_6.2.A.0.400
17/013/2015 07:13:16 - INFO - Closing TA partition
17/013/2015 07:13:16 - INFO - Start Flashing
17/013/2015 07:13:16 - INFO - Processing loader.sin
17/013/2015 07:13:16 - INFO - Checking header
17/013/2015 07:13:16 - INFO - Flashing data
17/013/2015 07:13:17 - INFO - Loader : S1_Root_3065 - Version : R5E003 / Boot version : R10E010 / Bootloader status : NOT_ROOTABLE
17/013/2015 07:13:17 - INFO - Max packet size set to 65536
17/013/2015 07:13:18 - WARN - File simlock.ta is ignored
17/013/2015 07:13:18 - INFO - No flash script found. Using 0.9.18 flash engine
17/013/2015 07:13:18 - INFO - Opening TA partition 2
17/013/2015 07:13:18 - INFO - Writing TA unit 00002774. Value : [01]
17/013/2015 07:13:18 - INFO - Closing TA partition
17/013/2015 07:13:18 - INFO - Processing partition-image.sin
17/013/2015 07:13:18 - INFO - Checking header
17/013/2015 07:13:18 - INFO - Flashing data
17/013/2015 07:13:18 - INFO - Opening TA partition 2
17/013/2015 07:13:18 - INFO - Closing TA partition
17/013/2015 07:13:18 - INFO - Opening TA partition 2
17/013/2015 07:13:18 - INFO - Processing cache.sin
17/013/2015 07:13:18 - INFO - Checking header
17/013/2015 07:13:18 - INFO - Flashing data
17/013/2015 07:13:19 - INFO - Processing fotakernel.sin
17/013/2015 07:13:19 - INFO - Checking header
17/013/2015 07:13:19 - INFO - Flashing data
17/013/2015 07:13:21 - INFO - Processing kernel.sin
17/013/2015 07:13:21 - INFO - Checking header
17/013/2015 07:13:21 - INFO - Flashing data
17/013/2015 07:13:22 - INFO - Processing modem.sin
17/013/2015 07:13:22 - INFO - Checking header
17/013/2015 07:13:22 - INFO - Flashing data
17/013/2015 07:13:24 - INFO - Processing modemfs.sin
17/013/2015 07:13:24 - INFO - Checking header
17/013/2015 07:13:24 - INFO - Flashing data
17/013/2015 07:13:25 - INFO - Processing prcmu.sin
17/013/2015 07:13:25 - INFO - Checking header
17/013/2015 07:13:25 - INFO - Flashing data
17/013/2015 07:13:25 - INFO - Closing TA partition
17/013/2015 07:13:25 - INFO - Opening TA partition 2
17/013/2015 07:13:25 - INFO - Processing system.sin
17/013/2015 07:13:25 - INFO - Checking header
17/013/2015 07:13:25 - INFO - Flashing data
17/016/2015 07:16:17 - INFO - Closing TA partition
17/016/2015 07:16:17 - INFO - Opening TA partition 2
17/016/2015 07:16:17 - INFO - Flashing simlock.ta to partition 2
17/016/2015 07:16:17 - INFO - Writing TA unit 000007DA. Value : [00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 02, 00, 05, 0A, 02, 00, 00, 00, 0A, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 02, 00, 00, 00, 0A, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 48, 4F, 50, 5F, 49, 44, 3D, 22, 31, 30, 38, 22, 3B, 4F, 50, 5F, 4E, 41, 4D, 45, 3D, 22, 43, 75, 73, 74, 6F, 6D, 69, 7A, 65, 64, 22, 3B, 43, 44, 41, 5F, 4E, 52, 3D, 22, 31, 32, 36, 32, 2D, 31, 34, 34, 32, 22, 3B, 52, 4F, 4F, 54, 49, 4E, 47, 5F, 41, 4C, 4C, 4F, 57, 45, 44, 3D, 22, 31, 22, 3B, 00, 00, 00, 09, 00, 07, 30, 30, 31, 30, 31, 2D, 2A, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 02, 00, 00, 00, 0A, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 02, 00, 00, 00, 0A, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 02, 00, 00, 00, 0A, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 02, 00, 00, 00, 0A, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 14, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00]
17/016/2015 07:16:17 - INFO - Closing TA partition
17/016/2015 07:16:17 - INFO - Opening TA partition 2
17/016/2015 07:16:17 - INFO - Closing TA partition
17/016/2015 07:16:17 - INFO - Opening TA partition 2
17/016/2015 07:16:17 - INFO - Writing TA unit 00002725. Value : [32, 30, 31, 35, 2D, 30, 39, 2D, 31, 37, 20, 30, 37, 3A, 31, 36, 3A, 31, 37, 00]
17/016/2015 07:16:17 - INFO - Writing TA unit 00002774. Value : [00]
17/016/2015 07:16:17 - INFO - Closing TA partition
17/016/2015 07:16:17 - INFO - Ending flash session
17/016/2015 07:16:17 - INFO - Flashing finished.
17/016/2015 07:16:17 - INFO - Please unplug and start your phone

Whether it is possible to do something to unbrick phone?