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[GH-ISSUE #110] Wgrad gemm kernel illegal memory access with (m, n, k) in (512, 1024, 147456) #66

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opened 2026-10-26 21:11:42 +00:00 by bsakaguchi · 3 comments
bsakaguchi commented 2026-10-26 21:11:42 +00:00
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Originally created by @RuiWang1998 on GitHub (Jun 10, 2025).
Original GitHub issue: https://github.com/deepseek-ai/DeepGEMM/issues/110

Hi,

Just want to report this. I know m and n are small in this case but if you guys could help identify the issue that'd be great!

Best

Originally created by @RuiWang1998 on GitHub (Jun 10, 2025). Original GitHub issue: https://github.com/deepseek-ai/DeepGEMM/issues/110 Hi, Just want to report this. I know `m` and `n` are small in this case but if you guys could help identify the issue that'd be great! Best
bsakaguchi commented 2026-10-26 21:11:44 +00:00
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@RuiWang1998 commented on GitHub (Jun 10, 2025):

Some observations: if I set 'n'=2048, such issue goes away

<!-- gh-comment-id:2957966163 --> @RuiWang1998 commented on GitHub (Jun 10, 2025): Some observations: if I set 'n'=2048, such issue goes away
bsakaguchi commented 2026-10-26 21:11:44 +00:00
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@yukuai26 commented on GitHub (Jun 23, 2025):

Thank you for raising the issue. We are currently investigating the cause.

<!-- gh-comment-id:2995705672 --> @yukuai26 commented on GitHub (Jun 23, 2025): Thank you for raising the issue. We are currently investigating the cause.
bsakaguchi commented 2026-10-26 21:11:44 +00:00
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@fy1214 commented on GitHub (Jun 25, 2025):

the same problem with mnk=(1536, 256, 2048) @yukuai26

<!-- gh-comment-id:3002490200 --> @fy1214 commented on GitHub (Jun 25, 2025): the same problem with mnk=(1536, 256, 2048) @yukuai26
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