[Huawei P9 Lite ROMs, Kernels, Recoveries, & Other ] Carlyle_f:
Hi, please attach both dmsg and kmsg. Also to make it easier is there anything you can do with this logcat i got when i tried it on PA.

Logcat:

03-17 20:56:51.588 4263 4263 E libteec : Shared Memory is used by a pending operation
03-17 20:56:51.588 4263 4263 E libteec : Shared Memory is used by a pending operation
03-17 20:56:51.588 4263 4263 F libc : Fatal signal 11 (SIGSEGV), code 1, fault addr 0x20 in tid 4263 (keystore)
03-17 20:56:51.589 461 461 I DEBUG : property debug.db.uid not set; NOT waiting for gdb.
03-17 20:56:51.589 461 461 I DEBUG : HINT: adb shell setprop debug.db.uid 100000
03-17 20:56:51.589 461 461 I DEBUG : HINT: adb forward tcp:5039 tcp:5039
03-17 20:56:51.690 461 461 F DEBUG : *** *** *** *** *** *** *** *** *** *** *** *** *** *** *** ***
03-17 20:56:51.690 461 461 F DEBUG : CM Version: 'unknown'
03-17 20:56:51.690 461 461 F DEBUG : Build fingerprint: 'huawei/pa_hi6250/hi6250:6.0.1/MTC20F/dady03072055:userdebug/test-keys'
03-17 20:56:51.690 461 461 F DEBUG : Revision: '0'
03-17 20:56:51.690 461 461 F DEBUG : ABI: 'arm64'
03-17 20:56:51.691 461 461 F DEBUG : pid: 4263, tid: 4263, name: keystore >>> /system/bin/keystore <<<
03-17 20:56:51.691 461 461 F DEBUG : signal 11 (SIGSEGV), code 1 (SEGV_MAPERR), fault addr 0x20
03-17 20:56:51.696 461 461 F DEBUG : x0 0000007f851c1fe8 x1 0000000000000000 x2 d5fa989020823a5f x3 d5fa989020823a5f
03-17 20:56:51.696 461 461 F DEBUG : x4 0000000000000037 x5 00000000000003f9 x6 00000000000010a7 x7 0000000000000000
03-17 20:56:51.696 461 461 F DEBUG : x8 0000000000000042 x9 0000000000000037 x10 0000007feda4d68c x11 0000007feda4d6c8
03-17 20:56:51.696 461 461 F DEBUG : x12 0000007feda4d5a0 x13 000000000000002e x14 0000007feda4d788 x15 0000000000000000
03-17 20:56:51.697 461 461 F DEBUG : x16 0000007f8525af48 x17 0000007f85245bbc x18 0000007f85867064 x19 0000007f851c2000
03-17 20:56:51.697 461 461 F DEBUG : x20 0000007f851eb020 x21 0000007f851eb000 x22 0000007f851e2060 x23 0000007f85276010
03-17 20:56:51.697 461 461 F DEBUG : x24 0000007feda4ddc0 x25 0000007f851e3000 x26 000000556cc44000 x27 000000556cc44180
03-17 20:56:51.697 461 461 F DEBUG : x28 0000000000000000 x29 0000007feda4dc20 x30 0000007f852467cc
03-17 20:56:51.697 461 461 F DEBUG : sp 0000007feda4dc20 pc 0000007f85245bd8 pstate 0000000020000000
03-17 20:56:51.699 912 1090 W NativeCrashListener: Couldn't find ProcessRecord for pid 4263
03-17 20:56:51.716 461 461 F DEBUG :
03-17 20:56:51.716 461 461 F DEBUG : backtrace:
03-17 20:56:51.716 461 461 E DEBUG : AM write failed: Broken pipe
03-17 20:56:51.716 461 461 F DEBUG : #00 pc 0000000000001bd8 /system/lib64/libteec.so (TEEC_ReleaseSharedMemory+28)
03-17 20:56:51.716 461 461 F DEBUG : #01 pc 00000000000027c8 /system/lib64/libteec.so (TEEC_FinalizeContext+80)
03-17 20:56:51.716 461 461 F DEBUG : #02 pc 0000000000002eb4 /system/lib64/hw/keystore.hi6250.so
03-17 20:56:51.716 461 461 F DEBUG : #03 pc 0000000000010038 /system/lib64/libsoftkeymasterdevice.so (_ZN9keymaster16Keymaster1EngineD2Ev+24)
03-17 20:56:51.716 461 461 F DEBUG : #04 pc 0000000000012720 /system/lib64/libsoftkeymasterdevice.so (_ZN9keymaster20SoftKeymasterContextD2Ev+164)
03-17 20:56:51.716 461 461 F DEBUG : #05 pc 00000000000127d8 /system/lib64/libsoftkeymasterdevice.so (_ZN9keymaster20SoftKeymasterContextD0Ev+12)
03-17 20:56:51.716 461 461 F DEBUG : #06 pc 0000000000011a4c /system/lib64/libkeymaster1.so (_ZN9keymaster16AndroidKeymasterD1Ev+120)
03-17 20:56:51.716 461 461 F DEBUG : #07 pc 0000000000011a70 /system/lib64/libkeymaster1.so (_ZN9keymaster16AndroidKeymasterD0Ev+12)
03-17 20:56:51.716 461 461 F DEBUG : #08 pc 0000000000007a50 /system/bin/keystore (main+2016)
03-17 20:56:51.716 461 461 F DEBUG : #09 pc 000000000001bcd8 /system/lib64/libc.so (__libc_init+100)
03-17 20:56:51.716 461 461 F DEBUG : #10 pc 0000000000007c20 /system/bin/keystore
03-17 20:56:51.762 461 461 F DEBUG :
03-17 20:56:51.762 461 461 F DEBUG : Tombstone written to: /data/tombstones/tombstone_04

Also the only quick workaround i found was removing pin/password/pattern unlock before flashing kernel. huge security breach but should satisfy those who are okay with slide to unlock for now.