LUKS clGetEventProfilingInfo(): CL_UNKNOWN_ERROR - jallis - 10-08-2019
(This setup has been stable for several years, never had any problems with hashcat before)
Code: hashcat64.bin -a 0 -m 14600 LUKS.hash rockyou.txt
hashcat (v5.1.0) starting...
OpenCL Platform #1: Intel(R) Corporation
========================================
* Device #1: Intel(R) Xeon(R) CPU E5-2640 v4 @ 2.40GHz, skipped.
OpenCL Platform #2: NVIDIA Corporation
======================================
* Device #2: GeForce GTX 1080, 2028/8114 MB allocatable, 20MCU
* Device #3: GeForce GTX 1080, 2028/8114 MB allocatable, 20MCU
* Device #4: GeForce GTX 1080, 2028/8114 MB allocatable, 20MCU
* Device #5: GeForce GTX 1080, 2028/8114 MB allocatable, 20MCU
* Device #6: GeForce GTX 1080, 2028/8114 MB allocatable, 20MCU
* Device #7: GeForce GTX 1080, 2028/8114 MB allocatable, 20MCU
* Device #8: GeForce GTX 1080, 2028/8114 MB allocatable, 20MCU
* Device #9: GeForce GTX 1080, 2028/8114 MB allocatable, 20MCU
Then I get several errors like:
clGetEventProfilingInfo(): CL_UNKNOWN_ERROR
clEnqueueReadBuffer(): CL_OUT_OF_RESOURCES
However, if I manually specify the same devices everything works just fine:
Code: hashcat64.bin -a 0 -m 14600 -d 2,3,4,5,6,7,8,9 LUKS.hash rockyou.txt
hashcat (v5.1.0) starting...
OpenCL Platform #1: Intel(R) Corporation
========================================
* Device #1: Intel(R) Xeon(R) CPU E5-2640 v4 @ 2.40GHz, skipped.
OpenCL Platform #2: NVIDIA Corporation
======================================
* Device #2: GeForce GTX 1080, 2028/8114 MB allocatable, 20MCU
* Device #3: GeForce GTX 1080, 2028/8114 MB allocatable, 20MCU
* Device #4: GeForce GTX 1080, 2028/8114 MB allocatable, 20MCU
* Device #5: GeForce GTX 1080, 2028/8114 MB allocatable, 20MCU
* Device #6: GeForce GTX 1080, 2028/8114 MB allocatable, 20MCU
* Device #7: GeForce GTX 1080, 2028/8114 MB allocatable, 20MCU
* Device #8: GeForce GTX 1080, 2028/8114 MB allocatable, 20MCU
* Device #9: GeForce GTX 1080, 2028/8114 MB allocatable, 20MCU
Using the same syntax for NTLM works fine:
Code: hashcat64.bin -m 1000 -a 0 ntlm.hash rockyou.txt
hashcat (v5.1.0) starting...
OpenCL Platform #1: Intel(R) Corporation
========================================
* Device #1: Intel(R) Xeon(R) CPU E5-2640 v4 @ 2.40GHz, skipped.
OpenCL Platform #2: NVIDIA Corporation
======================================
* Device #2: GeForce GTX 1080, 2028/8114 MB allocatable, 20MCU
* Device #3: GeForce GTX 1080, 2028/8114 MB allocatable, 20MCU
* Device #4: GeForce GTX 1080, 2028/8114 MB allocatable, 20MCU
* Device #5: GeForce GTX 1080, 2028/8114 MB allocatable, 20MCU
* Device #6: GeForce GTX 1080, 2028/8114 MB allocatable, 20MCU
* Device #7: GeForce GTX 1080, 2028/8114 MB allocatable, 20MCU
* Device #8: GeForce GTX 1080, 2028/8114 MB allocatable, 20MCU
* Device #9: GeForce GTX 1080, 2028/8114 MB allocatable, 20MCU
Any idea what is happening here, and how can I debug this further?
RE: LUKS clGetEventProfilingInfo(): CL_UNKNOWN_ERROR - philsmd - 10-08-2019
why are you so sure that this has anything to do with LUKS ? Did you test by running the benchmarks or even --benchmark --benchmark-all ?
did you try to use the beta from https://hashcat.net/beta/
I assume you are using linux and the most recent nvidia driver, but please always mention important info like this
RE: LUKS clGetEventProfilingInfo(): CL_UNKNOWN_ERROR - jallis - 10-09-2019
Strange thing.... The original attack now works just fine.
Maybe the reboot worked.
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