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Diffstat (limited to 'results/classifier/deepseek-2/reasoning/mistranslation/796480')
| -rw-r--r-- | results/classifier/deepseek-2/reasoning/mistranslation/796480 | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/results/classifier/deepseek-2/reasoning/mistranslation/796480 b/results/classifier/deepseek-2/reasoning/mistranslation/796480 new file mode 100644 index 000000000..760850ee6 --- /dev/null +++ b/results/classifier/deepseek-2/reasoning/mistranslation/796480 @@ -0,0 +1,17 @@ +<think> +Okay, so I need to classify this bug report for QEMU into one of the given categories. Let me read through the problem carefully. + +The user describes an issue where two different 64-bit addresses in the guest are being treated as the same address by QEMU when running on a 32-bit host. Specifically, they have addresses like 0x220000000 and 0x320000000. Since both share the same lower 32 bits, QEMU's translation might be causing them to point to the same location in memory on the host. + +The program provided allocates a large array (4GB size) and sets different values at the beginning and near the end. When run under QEMU, it incorrectly prints 'z' for both positions, indicating that the addresses are being treated as identical. + +Looking into the categories: the issue happens in user-mode emulation because QEMU is emulating a 64-bit guest on a 32-bit host. The problem arises during address translation from the guest's 64-bit space to the host's 32-bit addressing, which affects how memory references are handled. + +Possible categories include 'mistranslation' and 'assembly lowering'. Since the bug is about incorrect mapping of addresses (semantic issue) rather than assembly code generation errors, 'mistranslation' seems appropriate. Alternatively, if it's a problem during the translation process that leads to wrong host instructions, maybe 'assembly lowering' could apply. But the core issue is more about address handling in translation. + +Wait, no—the problem is that different addresses are being mapped to the same location because QEMU isn't properly distinguishing between the higher bits of the 64-bit addresses when translating them on a 32-bit host. That sounds like a mistranslation issue because it's a semantic mapping problem from guest to host. + +So, I think 'mistranslation' is the correct category. +</think> + +mistranslation \ No newline at end of file |