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Diffstat (limited to 'results/classifier/mode-deepseek-r1:32b/reasoning/user/1915531')
| -rw-r--r-- | results/classifier/mode-deepseek-r1:32b/reasoning/user/1915531 | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/results/classifier/mode-deepseek-r1:32b/reasoning/user/1915531 b/results/classifier/mode-deepseek-r1:32b/reasoning/user/1915531 new file mode 100644 index 000000000..b8c4efe44 --- /dev/null +++ b/results/classifier/mode-deepseek-r1:32b/reasoning/user/1915531 @@ -0,0 +1,17 @@ +<think> +Okay, so I'm trying to figure out whether this bug is related to user-mode or system-mode in QEMU based on the provided information. + +First, the problem occurs when using qemu-user for RISC-V64. The issue happens during forking in processes with multiple threads, like when running 'cargo', which is a Rust tool. The child process hangs because of issues with glib allocations, specifically with g_slice. + +The stack traces show that the main thread (Thread 1) is stuck in a syscall, trying to lock a mutex related to glib's memory management. It seems that during forking, some global state managed by glib isn't properly handled, leading to deadlocks in the child process. + +The user mentions that setting `G_SLICE=always-malloc` as an environment variable resolves the issue, which suggests that avoiding glib's slice allocator helps. They've also filed a bug upstream with glib regarding this issue. + +Now, considering QEMU's modes: system-mode involves simulating a full system with devices and peripherals at a lower level, whereas user-mode (like qemu-user) is for running unmodified applications in a userspace environment without a full OS simulation. + +Since the problem occurs in a user-mode setup (qemu-user), it seems to be related to how QEMU handles threading and forking within that context. The issue is more about how user-space processes interact with glib under QEMU's emulation rather than any system-level device or OS interaction. + +Therefore, this bug is likely classified as 'user' mode. +</think> + +user \ No newline at end of file |