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Diffstat (limited to 'results/classifier/deepseek-2/reasoning/mistranslation/1542')
| -rw-r--r-- | results/classifier/deepseek-2/reasoning/mistranslation/1542 | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/results/classifier/deepseek-2/reasoning/mistranslation/1542 b/results/classifier/deepseek-2/reasoning/mistranslation/1542 new file mode 100644 index 000000000..3f24a20dc --- /dev/null +++ b/results/classifier/deepseek-2/reasoning/mistranslation/1542 @@ -0,0 +1,21 @@ +<think> +Okay, so I need to classify this bug report for QEMU into one of the given categories. Let me read through it carefully. + +The problem description mentions non-executable PMP regions with sizes less than 4K causing instruction access faults non-deterministically. The steps involve creating such a region, flushing TLB, jumping to execute from that region, and sometimes getting a fault, sometimes not based on TLB state. + +Looking at the categories: mistranslation, assembly lowering, device, graphic, socket, network, KVM, boot, vnc, debug, files, permissions, performance, kernel, peripherals, hypervisor, other. + +The issue seems related to how memory regions are handled in QEMU. PMP is about page management and protection, so it's a low-level memory issue. The problem arises when non-executable regions are accessed, which relates to permissions. Alternatively, it could be a kernel or hypervisor issue since PMP handling might involve the host OS or virtualization layer. + +The user also points out that this might be related to commit 7e0d9973ea665bf459b2dbd173d0e51bc6ca5216, which changed probing behavior. This sounds like a bug in how QEMU handles memory translations or mappings, possibly under the 'mistranslation' category since it's about incorrect semantic mapping from source to target. + +But considering PMP is part of the kernel's MMU handling, maybe it's more related to the hypervisor or kernel in QEMU. Alternatively, if it's about how user-mode emulation maps memory, it could be mistranslation. However, since PMP is a hardware-level feature (like on RISC-V), and QEMU emulates this, it might fall under hypervisor or kernel. + +Wait, but the commit mentioned modifies 'get_page_addr_code_hostp' probes, which suggests it's part of how QEMU handles memory mappings in the user-mode emulation. So this is likely a mistranslation bug because it involves incorrect handling of addresses from the source (emulated) to target (host) architecture. + +So I think the category is 'mistranslation'. +</think> + +The issue pertains to incorrect handling of memory regions, specifically related to how QEMU maps addresses when emulating non-executable PMP regions. This points to a problem in semantic mapping from the source architecture to the target, which falls under 'mistranslation'. + +**Answer:** mistranslation \ No newline at end of file |