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| author | Christian Krinitsin <mail@krinitsin.com> | 2025-07-05 07:53:40 +0000 |
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| committer | Christian Krinitsin <mail@krinitsin.com> | 2025-07-05 07:53:40 +0000 |
| commit | 40bbb77d4dfebff4f99c2f90b2c0db737b0ecc5a (patch) | |
| tree | b48e8ed73df5afe4df4f14b919a092200cb32a80 /results/classifier/mode-deepseek-r1:32b/reasoning/user/871 | |
| parent | 55df9e6905dc57854bea8e34d1e71ea383eb0352 (diff) | |
| download | emulator-bug-study-40bbb77d4dfebff4f99c2f90b2c0db737b0ecc5a.tar.gz emulator-bug-study-40bbb77d4dfebff4f99c2f90b2c0db737b0ecc5a.zip | |
add deepseek classification results: classifies into user and system mode
Diffstat (limited to 'results/classifier/mode-deepseek-r1:32b/reasoning/user/871')
| -rw-r--r-- | results/classifier/mode-deepseek-r1:32b/reasoning/user/871 | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/results/classifier/mode-deepseek-r1:32b/reasoning/user/871 b/results/classifier/mode-deepseek-r1:32b/reasoning/user/871 new file mode 100644 index 00000000..5ce31959 --- /dev/null +++ b/results/classifier/mode-deepseek-r1:32b/reasoning/user/871 @@ -0,0 +1,23 @@ +<think> +Okay, so I'm trying to figure out why when I run `qemu-x86_64 /bin/unshare --user /bin/bash`, it fails with "unshare: unshare failed: Invalid argument", but when I just run `/bin/unshare --user /bin/bash` without QEMU, it works fine. The user is asking to classify this bug report as either 'user-mode' or 'system-mode'. + +First, I need to understand what's happening here. `unshare` is a command that allows creating new namespaces in Linux. When you use `--user`, it creates a new user namespace, which can be useful for containerization or testing without affecting the host system. + +In the first case, running under QEMU (specifically qemu-x86_64), it fails. But when run directly on the system, it works. So what's different between these two environments? + +QEMU is an emulator that can run virtual machines. When you run a binary like `/bin/unshare` under QEMU, it's executing in a simulated environment. This might affect how certain system calls behave because they're being intercepted or emulated. + +The error message says "Invalid argument". That suggests that the unshare function call is getting an invalid argument when running under QEMU. Looking at the possible reasons: maybe the CLONE_NEWUSER flag isn't supported in this context, or perhaps the user namespace isn't properly set up within the emulator. + +I should check if QEMU supports the necessary namespaces for user mode emulation. Maybe QEMU doesn't correctly handle certain clone flags when running in user-mode versus system-mode. User-mode emulators typically run processes without full OS virtualization, while system-mode runs a full VM. + +Wait, but QEMU can be used both ways. In this case, `qemu-x86_64` is likely being used to emulate an x86_64 CPU in user mode, meaning it's running the binary as if on that architecture without full virtualization. So perhaps when running in user-mode, certain system calls aren't fully supported or behave differently. + +If I look into QEMU's documentation or known issues, maybe there are limitations with namespaces in user-mode. For instance, certain clone flags might not be handled correctly because the emulator isn't providing a complete environment for those operations. + +So, putting it all together: since the issue arises when using QEMU (specifically in what seems to be user-mode), and the problem is related to an unsupported system call or flag, this likely falls under 'user-mode' because it's about how the emulator handles the process execution without full OS virtualization. +</think> + +The classification of this bug report is based on the context provided. The issue occurs when using `qemu-x86_64`, which suggests a user-mode emulation environment. Since the problem arises within the emulator and not in a system-level setup, it's related to how QEMU handles processes without full OS virtualization. + +user
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