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Diffstat (limited to 'results/classifier/deepseek-2/reasoning/mistranslation/1898011')
| -rw-r--r-- | results/classifier/deepseek-2/reasoning/mistranslation/1898011 | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/results/classifier/deepseek-2/reasoning/mistranslation/1898011 b/results/classifier/deepseek-2/reasoning/mistranslation/1898011 new file mode 100644 index 000000000..7c74ee18f --- /dev/null +++ b/results/classifier/deepseek-2/reasoning/mistranslation/1898011 @@ -0,0 +1,19 @@ +<think> +Alright, I need to classify this bug report into one of the given categories. Let me read through the problem carefully. + +The user is reporting an issue with mmap in QEMU where using MAP_NORESERVE consumes a large amount of physical RAM. They provided a test program that uses mmap with varying exponents, from 30 to 44, which corresponds to different memory sizes. On each iteration, QEMU uses twice as much RAM, and when mapping 2^42 bytes (which is about 4GB), the RSS jumps to 16GB. Normally, Linux handles this without using much RAM due to MAP_NORESERVE. + +Additionally, there's an issue with QEMU's strace output showing incorrect sizes for mmap calls, specifically when the size exceeds certain thresholds. For example, it shows 0 or negative values like -2147483648, which suggests a problem with how the size is being handled in 32-bit integers. + +Looking at the possible categories: mistranslation, assembly lowering, and others like device, graphic, socket, etc. The issue seems related to memory management within QEMU when handling mmap calls. Since it's about incorrect usage of system calls leading to excessive RAM consumption, it might not fall under user-mode assembly or hypervisor-specific issues directly. + +The problem appears to be in how QEMU handles the mmap function calls, specifically with large sizes and flags like MAP_NORESERVE. This seems more related to memory allocation and management within the emulator rather than a specific device, graphic issue, or network-related problem. Therefore, it's likely categorized under 'other' since it doesn't fit into the predefined specific categories like performance or kernel directly but relates to system calls mishandling. + +Wait, another thought: the bug is about how QEMU uses mmap, which could be part of memory management in the hypervisor context. Since QEMU acts as a hypervisor when using KVM, maybe it's related to that. However, the primary issue here is incorrect handling of mmap parameters leading to excessive RAM usage and incorrect strace outputs. This might not be directly under KVM or hypervisor but more about how guest memory is mapped in the host. + +Alternatively, perhaps 'performance' could be a category since it's causing high RAM consumption, but the root cause seems to be in how QEMU translates or handles the mmap calls rather than performance optimizations. The issue is more about incorrect implementation of system calls leading to resource exhaustion. + +So, considering all this, I think the most appropriate category is 'mistranslation' because it's an incorrect handling (mapping) from the guest's request to the host's resources, particularly with how the mmap parameters are translated and implemented in QEMU. +</think> + +mistranslation \ No newline at end of file |