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| author | Christian Krinitsin <mail@krinitsin.com> | 2025-06-26 07:33:21 +0000 |
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| committer | Christian Krinitsin <mail@krinitsin.com> | 2025-06-26 07:33:21 +0000 |
| commit | ba2789bd7d81618a42dc7f69706a7acfa591630a (patch) | |
| tree | 4aae3f6659946b6da5b436f38a7786a632c930be /results/classifier/deepseek-1/reasoning/files/1840865 | |
| parent | 9aba81d8eb048db908c94a3c40c25a5fde0caee6 (diff) | |
| download | qemu-analysis-ba2789bd7d81618a42dc7f69706a7acfa591630a.tar.gz qemu-analysis-ba2789bd7d81618a42dc7f69706a7acfa591630a.zip | |
add prompt-based classifier and first results with DeepSeek-R1:14b
Diffstat (limited to 'results/classifier/deepseek-1/reasoning/files/1840865')
| -rw-r--r-- | results/classifier/deepseek-1/reasoning/files/1840865 | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/results/classifier/deepseek-1/reasoning/files/1840865 b/results/classifier/deepseek-1/reasoning/files/1840865 new file mode 100644 index 000000000..c5424a6a5 --- /dev/null +++ b/results/classifier/deepseek-1/reasoning/files/1840865 @@ -0,0 +1,17 @@ +<think> +Okay, so I'm trying to figure out how to classify this bug report. The user provided a detailed bug where QEMU crashes when running an iotest on a virtio-9p filesystem. They included the stack trace and some debugging information. + +First, let me read through the details again. The crash happens during an avocado-vt test using 9p.py from the repository they mentioned. The stack trace points to v9fs_mark_fids_unreclaim in hw/9pfs/9p.c at line 505. There's a segmentation fault, and gdb shows that accessing *fidp isn't possible because it's an invalid address. Address Sanitizer reports a heap-use-after-free on *fidp*. + +Looking at the categories provided: mistranslation, assembly, device, graphic, socket, network, KVM, boot, vnc, debug, files, permissions, performance, kernel, peripherals, hypervisor, and other. + +The issue is with QEMU's virtio-9p filesystem. The problem occurs during an I/O test, specifically when handling file operations over the 9P protocol. The crash is due to a use-after-free error in the fid structure, which suggests that some data structure isn't being properly managed after it's been freed. + +The stack trace shows that the function v9fs_mark_fids_unreclaim is called, and within that, there's a loop iterating over s->fid_list. The crash happens when trying to access *fidp, but fidp itself is invalid, pointing to an address like 0x101010..., which isn't a valid memory location. + +This indicates a problem with how the file identifiers (fids) are being managed in the 9P filesystem implementation. Since it's related to file operations and data structures handling file references, this falls under the 'files' category because it pertains to filesystem operations within QEMU. + +The error is not about translation or assembly lowering; it's more about how resources are being freed and accessed after they've been deallocated. Therefore, the most appropriate category is 'files'. +</think> + +files \ No newline at end of file |