Your git clone is up do date ?
git pull
Did you clean before making ?
make clean
and make gpu=1 all
On my config the -check is ok.
It looks like the problem I had last time when the GPU code was wrongly generated.
~$ git clone https://github.com/JeanLucPons/VanitySearch.git
Cloning into 'VanitySearch'...
remote: Enumerating objects: 147, done.
remote: Counting objects: 100% (147/147), done.
remote: Compressing objects: 100% (89/89), done.
remote: Total 472 (delta 90), reused 101 (delta 58), pack-reused 325
Ricezione degli oggetti: 100% (472/472), 287.95 KiB | 299.00 KiB/s, done.
Risoluzione dei delta: 100% (301/301), done.
~$ cd VanitySearch
~/VanitySearch$ git pull
Already up-to-date.
~/VanitySearch$ make clean
Cleaning...
~/VanitySearch$ make gpu=1 all
g++ -DWITHGPU -m64 -Wno-write-strings -O2 -I. -I/usr/local/cuda-8.0/include -o obj/Base58.o -c Base58.cpp
g++ -DWITHGPU -m64 -Wno-write-strings -O2 -I. -I/usr/local/cuda-8.0/include -o obj/IntGroup.o -c IntGroup.cpp
g++ -DWITHGPU -m64 -Wno-write-strings -O2 -I. -I/usr/local/cuda-8.0/include -o obj/main.o -c main.cpp
g++ -DWITHGPU -m64 -Wno-write-strings -O2 -I. -I/usr/local/cuda-8.0/include -o obj/Random.o -c Random.cpp
g++ -DWITHGPU -m64 -Wno-write-strings -O2 -I. -I/usr/local/cuda-8.0/include -o obj/Timer.o -c Timer.cpp
g++ -DWITHGPU -m64 -Wno-write-strings -O2 -I. -I/usr/local/cuda-8.0/include -o obj/Int.o -c Int.cpp
g++ -DWITHGPU -m64 -Wno-write-strings -O2 -I. -I/usr/local/cuda-8.0/include -o obj/IntMod.o -c IntMod.cpp
g++ -DWITHGPU -m64 -Wno-write-strings -O2 -I. -I/usr/local/cuda-8.0/include -o obj/Point.o -c Point.cpp
g++ -DWITHGPU -m64 -Wno-write-strings -O2 -I. -I/usr/local/cuda-8.0/include -o obj/SECP256K1.o -c SECP256K1.cpp
g++ -DWITHGPU -m64 -Wno-write-strings -O2 -I. -I/usr/local/cuda-8.0/include -o obj/Vanity.o -c Vanity.cpp
g++ -DWITHGPU -m64 -Wno-write-strings -O2 -I. -I/usr/local/cuda-8.0/include -o obj/GPU/GPUGenerate.o -c GPU/GPUGenerate.cpp
g++ -DWITHGPU -m64 -Wno-write-strings -O2 -I. -I/usr/local/cuda-8.0/include -o obj/hash/ripemd160.o -c hash/ripemd160.cpp
g++ -DWITHGPU -m64 -Wno-write-strings -O2 -I. -I/usr/local/cuda-8.0/include -o obj/hash/sha256.o -c hash/sha256.cpp
g++ -DWITHGPU -m64 -Wno-write-strings -O2 -I. -I/usr/local/cuda-8.0/include -o obj/hash/sha512.o -c hash/sha512.cpp
g++ -DWITHGPU -m64 -Wno-write-strings -O2 -I. -I/usr/local/cuda-8.0/include -o obj/hash/ripemd160_sse.o -c hash/ripemd160_sse.cpp
g++ -DWITHGPU -m64 -Wno-write-strings -O2 -I. -I/usr/local/cuda-8.0/include -o obj/hash/sha256_sse.o -c hash/sha256_sse.cpp
/usr/local/cuda-8.0/bin/nvcc -maxrregcount=0 --ptxas-options=-v --compile --compiler-options -fPIC -ccbin g++ -m64 -O2 -I/usr/local/cuda-8.0/include -gencode=arch=compute_50,code=sm_50 -o obj/GPU/GPUEngine.o -c GPU/GPUEngine.cu
ptxas info : 0 bytes gmem, 33320 bytes cmem[3]
ptxas info : Compiling entry function '_Z9comp_keysjPtPjPmS0_' for 'sm_50'
ptxas info : Function properties for _Z9comp_keysjPtPjPmS0_
32936 bytes stack frame, 0 bytes spill stores, 0 bytes spill loads
ptxas info : Used 126 registers, 360 bytes cmem[0], 116 bytes cmem[2]
ptxas info : Function properties for _Z10CheckPointPjiiPtjS_S_
0 bytes stack frame, 0 bytes spill stores, 0 bytes spill loads
ptxas info : Function properties for _Z11_GetHash160PmS_Ph
0 bytes stack frame, 0 bytes spill stores, 0 bytes spill loads
ptxas info : Function properties for _Z13CheckHashCompPtPmS0_ijPjS1_
0 bytes stack frame, 0 bytes spill stores, 0 bytes spill loads
ptxas info : Function properties for _Z15CheckHashUncompPtPmS0_ijPjS1_
0 bytes stack frame, 0 bytes spill stores, 0 bytes spill loads
ptxas info : Function properties for _Z15_GetHash160CompPmS_Ph
0 bytes stack frame, 0 bytes spill stores, 0 bytes spill loads
ptxas info : Function properties for _Z7_ModInvPm
0 bytes stack frame, 0 bytes spill stores, 0 bytes spill loads
ptxas info : Function properties for _Z9CheckHashjPtPmS0_ijPjS1_
0 bytes stack frame, 0 bytes spill stores, 0 bytes spill loads
Making VanitySearch...
g++ obj/Base58.o obj/IntGroup.o obj/main.o obj/Random.o obj/Timer.o obj/Int.o obj/IntMod.o obj/Point.o obj/SECP256K1.o obj/Vanity.o obj/GPU/GPUGenerate.o obj/hash/ripemd160.o obj/hash/sha256.o obj/hash/sha512.o obj/hash/ripemd160_sse.o obj/hash/sha256_sse.o obj/GPU/GPUEngine.o -lpthread -L/usr/local/cuda-8.0/lib64 -lcudart -o VanitySearch
~/VanitySearch$ ./VanitySearch -check
GetBase10() Results OK
Add() Results OK : 158.730 MegaAdd/sec
Mult() Results OK : 25.063 MegaMult/sec
Div() Results OK : 4.566 MegaDiv/sec
ModInv()/ModExp() Results OK
ModInv() : 337.671 KiloInv/sec
IntGroup.ModInv() : 9.041 MegaInv/sec
ModMulK1() : 12.934 MegaMult/sec
ModSqrt() OK !
Check Generator :OK
Check Double :OK
Check Add :OK
Check GenKey :OK
Adress : 15t3Nt1zyMETkHbjJTTshxLnqPzQvAtdCe OK!
Adress : 1BoatSLRHtKNngkdXEeobR76b53LETtpyT OK!
Adress : 1JeanLucgidKHxfY5gkqGmoVjo1yaU4EDt OK(comp)!
Adress : 1Test6BNjSJC5qwYXsjwKVLvz7DpfLehy OK!
Adress : 1BitcoinP7vnLpsUHWbzDALyJKnNo16Qms OK(comp)!
Check Calc PubKey (full) 1ViViGLEawN27xRzGrEhhYPQrZiTKvKLo :OK
Check Calc PubKey (even) 1Gp7rQ4GdooysEAEJAS2o4Ktjvf1tZCihp:OK
Check Calc PubKey (odd) 18aPiLmTow7Xgu96msrDYvSSWweCvB9oBA:OK
GPU: GPU #0 Quadro M2200 (8x128 cores) Grid(64x128)
Seed: 543374
107.806 MegaKey/sec
ComputeKeys() found 1499 items , CPU check...
Expected item not found fefe44b8 49f68f1f 096013ff e41e6d50 08263cf2
Expected item not found 3412f45b 16a98f1d bb7ee0f4 0278da41 07cb3ee6
Expected item not found fefe8197 02abccb1 39fcfe5c 7aa3a90a 33963bf2
Expected item not found fefedadb ac585a72 40bd3909 ecb1d075 e20484b9
Expected item not found 341249c5 f84bed21 07fb6121 631ee85d e5ef57c8
Expected item not found fefefa4a 23595a11 852a65fb 50ce146e 4540d8e8
Expected item not found fefe9430 b605f7f4 89981d6d 7b7a5088 a66b1f00
Expected item not found fefe9c16 400e3e2a 48c89b5a 3e52f969 918b7959
Expected item not found fefe5d8a 6d85d7df 48167af2 d4fc3a4d efa938e8
Expected item not found 3412485f e021867b f1397c5f ca679dba 77534406
Expected item not found 3412c6cd aecad837 247d170b f2eb91f4 81651450
Expected item not found 3412f092 9a76aa08 cb118f9e d0a04cc4 d03f89b6
Expected item not found 341299c8 ee36c5d2 17302781 6f96b5ab 71866549
Expected item not found 3412f7f1 1ce0cb01 8f52536b 55c48bbb 2f3b72f2
Expected item not found 3412b56c 3002219b bcce9cde 5e06bb74 5bd598c4
Expected item not found fefe8771 ac005e51 7cb4b3c4 f9a61416 e2e836bf
Expected item not found fefe8615 7ed9f4aa f16a2ceb ad9ffe89 5354f3f9
Expected item not found fefe25e1 afd03d00 c0c479c6 cd713bae b2e5cfa7
Expected item not found fefe334e 61a2a96e 0af5f876 357dab48 f67f214b
Expected item not found fefec35a 2ef5d92a b92dbe26 3c797bc6 5f35b539
Expected item not found fefe9221 f20eb58f 8a6f69c1 785431a7 d0730d12
Expected item not found 3412f913 ab809651 91539b93 232da11a ef41b61c
........