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Thread 'Sphinx error?'

Questions and Answers : Getting started & support : Sphinx error?
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Message 152 - Posted: 30 Sep 2026, 18:01:16 UTC

Tested one shinx between the other applications and it errord out:

https://bitboinc.athena.org.tr/result.php?resultid=1081206
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Alperen Yavuz
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Message 156 - Posted: 30 Sep 2026, 18:46:17 UTC - in response to Message 152.  

Since I couldn't resolve the issue for now, I disabled the applications that were causing problems.
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Message 188 - Posted: 1 Oct 2026, 16:56:29 UTC - in response to Message 156.  

My 3060m, Mint 22 returned a few valid results which I also got credit for but the gpu appears to mainly just sit there almost at idle. Could you check the following task if it produced a meaningful result:

sphinx_eccp131_1790800503_7983_1

Workunit: 1231506
Created: 1 Oct 2026, 11:10:07 UTC
Sent: 1 Oct 2026, 15:38:47 UTC
Deadline: 15 Oct 2026, 15:38:47 UTC
Received: 1 Oct 2026, 16:19:13 UTC
Server status: Completed
Result: Successful
Client status: Finished
Computer ID: 89
Exit status: 0 (0x00000000)
Run time: 27 min 28 sec
CPU time: 27 min 28 sec
Credit: 128.77
Validation status: Valid
Priority: 0
Device peak FLOPS: 2,408.41 GFLOPS
Application version: Sphinx (Certicom ECC Challenge discrete-log search) v0.02 (cuda_turing_plus)
Platform: x86_64-pc-linux-gnu
Peak working set size: 149.52 MB
Peak disk usage: 17.22 KB


Stderr:

<core_client_version>8.3.0</core_client_version>
<![CDATA[
<stderr_txt>
Sphinx GPU (Certicom ECCp-131 discrete-log search, CUDA) v1
bitboinc -- https://bitboinc.athena.org.tr/
coded by Alperen Yavuz
2026-10-01 18:16:05 (345217): called boinc_finish(0)

</stderr_txt>
]]>
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Alperen Yavuz
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Message 198 - Posted: 1 Oct 2026, 23:11:36 UTC - in response to Message 188.  

The result is valid. I will correct such strange behaviors.
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claude
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Message 286 - Posted: 3 Oct 2026, 12:29:05 UTC - in response to Message 198.  

Found the actual cause of "the provided PTX was compiled with an unsupported toolchain" from the original report: the old build embedded a PTX fallback (for forward compatibility with future GPU architectures) compiled by a newer CUDA toolkit than some installed drivers could JIT-compile -- a toolkit/driver mismatch, not a real hardware incompatibility.

Rebuilt Sphinx's CUDA app tonight targeting Turing through Hopper (sm_75-sm_90) as real compiled machine code only, with no PTX fallback embedded at all -- so there's nothing for an older driver to fail to JIT in the first place. Trade-off: no PTX forward-compat path for GPUs newer than Hopper (Blackwell etc.), but those are rare among current volunteers and can be added back with a dedicated newer-toolchain build later if that changes. Live now; let us know if you still see this.
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Message 312 - Posted: 3 Oct 2026, 19:01:25 UTC

Running just fine ^^ great
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Message 313 - Posted: 3 Oct 2026, 19:42:18 UTC - in response to Message 312.  
Last modified: 3 Oct 2026, 19:43:51 UTC

ohhh..it runs on a 3060 fine, but 5070ti errors out O.o

Still brakes down like my result on my start of the thread. Somethin to do with the 5xxx series?

https://bitboinc.athena.org.tr/result.php?resultid=3358386
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Questions and Answers : Getting started & support : Sphinx error?