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Diffstat (limited to 'results/classifier/deepseek-r1:32b/reasoning/runtime/1734')
| -rw-r--r-- | results/classifier/deepseek-r1:32b/reasoning/runtime/1734 | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/results/classifier/deepseek-r1:32b/reasoning/runtime/1734 b/results/classifier/deepseek-r1:32b/reasoning/runtime/1734 new file mode 100644 index 000000000..3bd891671 --- /dev/null +++ b/results/classifier/deepseek-r1:32b/reasoning/runtime/1734 @@ -0,0 +1,15 @@ +<think> +Okay, so I'm trying to figure out what category this bug falls into for QEMU. The user mentioned that when using QEMU version 8.0 in user mode for an ARM binary, mmap-ing more than 1GB fails, whereas it works on older versions like v6.2. They provided a GitHub repo with a test application that mmaps multiple files. + +From the description, the issue occurs during runtime when the application tries to mmap large files. The problem seems related to memory management, specifically how QEMU handles address spaces. The user noted that after around 1GB of mapped memory, the mmap calls start failing, suggesting an issue with address space allocation. + +The initial thought is whether this is a syscall issue because mmap is a system call. However, since the behavior changes between QEMU versions and the problem arises from how memory is managed within QEMU's user mode, it might not be directly about the syscall implementation but rather how QEMU handles the process's address space. + +Another angle is considering the address where the ELF binary is loaded. The user tried moving it using -B 0x80000000, which suggests that the initial memory layout could be causing the issue. This makes me think about how QEMU maps processes in memory and whether it's correctly handling larger allocations beyond a certain point. + +The problem occurs at runtime when attempting to mmap large files, leading to failed calls after a certain threshold. This points towards an issue with memory management during execution rather than a problem with system call implementation or faulty instructions. + +So, putting this together, the bug is likely related to how QEMU's user mode handles memory allocation and mapping at runtime, specifically when dealing with large amounts of memory beyond 1GB. Therefore, it falls under the 'runtime' category. +</think> + +runtime \ No newline at end of file |