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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/2971 | |
| 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/2971')
| -rw-r--r-- | results/classifier/mode-deepseek-r1:32b/reasoning/user/2971 | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/results/classifier/mode-deepseek-r1:32b/reasoning/user/2971 b/results/classifier/mode-deepseek-r1:32b/reasoning/user/2971 new file mode 100644 index 00000000..cbe3a53a --- /dev/null +++ b/results/classifier/mode-deepseek-r1:32b/reasoning/user/2971 @@ -0,0 +1,19 @@ +<think> +Okay, I need to classify this bug report as either 'user-mode' or 'system-mode'. Let me go through the details step by step. + +First, the issue is about QEMU crashing when decoding certain instructions (`vldi` and `xvldi`). The problem occurs because these instructions have illegal immediates. On real hardware (Loongson 3A5000), executing such instructions results in a SIGILL signal, which indicates an invalid instruction. + +The test program provided uses inline assembly to insert the problematic instruction. When run under QEMU, it causes a crash due to an assertion failure in the decoder. This suggests that the issue is related to how QEMU handles these specific instructions during execution. + +QEMU can emulate both user-mode and system-mode applications. User-mode emulation typically involves running unprivileged processes without full OS support, while system-mode includes emulating the entire system, including peripherals and higher privilege levels. + +In this case, the test program doesn't seem to require any special privileges or involve system-level operations like device access or interrupt handling. It's a simple application that directly executes an invalid instruction. Therefore, it's likely running in user mode within QEMU. + +Moreover, the crash is happening during the decoding of an instruction in the CPU emulator, which is part of the user-mode setup. The problem doesn't involve system calls, device drivers, or higher-privilege operations, so it fits more into the user-mode category. + +So, putting it all together, this bug report should be classified under 'user' mode. +</think> + +The issue involves QEMU crashing when executing an invalid instruction in a user-space program. The problem doesn't relate to system-level components but rather how user-mode instructions are handled. + +user \ No newline at end of file |
