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| author | Christian Krinitsin <mail@krinitsin.com> | 2025-07-05 07:53:40 +0000 |
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| committer | Christian Krinitsin <mail@krinitsin.com> | 2025-07-05 07:53:40 +0000 |
| commit | 40bbb77d4dfebff4f99c2f90b2c0db737b0ecc5a (patch) | |
| tree | b48e8ed73df5afe4df4f14b919a092200cb32a80 /results/classifier/mode-deepseek-r1:32b/reasoning/user/1339 | |
| parent | 55df9e6905dc57854bea8e34d1e71ea383eb0352 (diff) | |
| download | emulator-bug-study-40bbb77d4dfebff4f99c2f90b2c0db737b0ecc5a.tar.gz emulator-bug-study-40bbb77d4dfebff4f99c2f90b2c0db737b0ecc5a.zip | |
add deepseek classification results: classifies into user and system mode
Diffstat (limited to 'results/classifier/mode-deepseek-r1:32b/reasoning/user/1339')
| -rw-r--r-- | results/classifier/mode-deepseek-r1:32b/reasoning/user/1339 | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/results/classifier/mode-deepseek-r1:32b/reasoning/user/1339 b/results/classifier/mode-deepseek-r1:32b/reasoning/user/1339 new file mode 100644 index 00000000..f51baa41 --- /dev/null +++ b/results/classifier/mode-deepseek-r1:32b/reasoning/user/1339 @@ -0,0 +1,13 @@ +<think> +Okay, so I'm looking at this bug report about QEMU encountering an assertion failure when executing some RISC-V assembly code. The user provided the steps to reproduce and included specific instructions: vsetvli and vfncvt.rtz.x.f.w. + +First, I need to understand what these instructions do. vsetvli is a vector set vector length instruction, which sets up the vector configuration for subsequent operations. It's part of the RISC-V Vector Extension (RVV). The second instruction, vfncvt.rtZ.x.f.w, is a vector floating-point convert instruction that rounds towards zero, converting from single-precision to fixed-point. + +The error message mentions an assertion failure in decode_save_opc: ctx->insn_start != NULL. This suggests there's an issue during the decoding of the instruction where the context's insn_start is null. Inspecting the code at translate.c line 212, I see that this function is part of the translation process for RISC-V instructions. + +Now, determining whether this bug relates to user-mode or system-mode in QEMU. User-mode emulation deals with executing application-level code without a full OS, while system-mode includes device models and kernel-level operations. + +Since the error occurs during instruction decoding of RVV instructions, which are part of user-space vector operations, it seems like the issue is within the CPU translation layer handling these specific vector commands. This likely doesn't involve peripherals or higher-privilege operations, making it a user-mode problem. +</think> + +user
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