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| author | Christian Krinitsin <mail@krinitsin.com> | 2025-07-06 16:43:19 +0000 |
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| committer | Christian Krinitsin <mail@krinitsin.com> | 2025-07-06 16:43:19 +0000 |
| commit | 238ec2b7cc1557d6f34c33cc482e4d0cd3e266dd (patch) | |
| tree | cd8a1b75ba7b3543eb7fe6857f408e7be4d9fd0b /results/classifier/deepseek-r1:32b/reasoning/instruction/1847467 | |
| parent | 96049c939b1916d80532630d63c14e04d5244f1d (diff) | |
| download | qemu-analysis-238ec2b7cc1557d6f34c33cc482e4d0cd3e266dd.tar.gz qemu-analysis-238ec2b7cc1557d6f34c33cc482e4d0cd3e266dd.zip | |
add results
Diffstat (limited to 'results/classifier/deepseek-r1:32b/reasoning/instruction/1847467')
| -rw-r--r-- | results/classifier/deepseek-r1:32b/reasoning/instruction/1847467 | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/results/classifier/deepseek-r1:32b/reasoning/instruction/1847467 b/results/classifier/deepseek-r1:32b/reasoning/instruction/1847467 new file mode 100644 index 000000000..210cc0a18 --- /dev/null +++ b/results/classifier/deepseek-r1:32b/reasoning/instruction/1847467 @@ -0,0 +1,15 @@ +<think> +Okay, I need to figure out how to classify this bug report about qemu-x86_64. The user provided some details and an example program where QEMU is behaving incorrectly when handling certain segment prefixes in 64-bit mode. + +First, let me understand what's happening. In x86_64, according to the Intel manual, segment prefixes like DS, ES, SS, or CS should be ignored because they're not needed in 64-bit mode. The address calculation uses the FS base in this case. However, QEMU is treating these prefixes as if they were active, which leads to incorrect mapping. + +The user mentioned that both versions 4.0.0 and 4.1.0 of qemu-x86_64 have this issue. They also provided a sample program where the output differs when run natively versus in QEMU. + +Now, looking at the possible categories: instruction, syscall, runtime. The problem seems to be with how QEMU handles specific instructions—namely those with segment prefixes in 64-bit mode. It's not about system calls or runtime errors in general but rather an incorrect handling of certain opcodes. + +So this is likely related to how instructions are decoded and executed. The bug report describes a faulty instruction processing, where the prefixes aren't being ignored as they should be in 64-bit mode. Therefore, it falls under the "instruction" category. +</think> + +The issue pertains to how specific instructions (with segment prefixes) are processed incorrectly by QEMU in x86_64 mode. + +**Answer:** instruction \ No newline at end of file |