blob: 154f6313acfc92a5a192996a9a88b744c1b3f5b2 (
plain) (
blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
|
<think>
Okay, so I need to classify this bug report into one of three categories: instruction, syscall, or runtime. Let's see what the problem is.
The user says that when they're on a LoongArch host and run 'chroot x86_64-rootfs' followed by 'ls', they get an error. They mention using qemu-x86_64 to run /bin/XX, which I think might be a typo for /bin/ls or something else in the rootfs.
So, what's happening here? Chroot is used to switch the root directory of a process, so the program runs as if it were on that system. Since the host is LoongArch and the chrooted environment is x86_64, they're probably using QEMU to emulate the x86_64 architecture.
The error occurs when running 'ls' inside this chroot. That suggests that maybe some system calls aren't being handled correctly by QEMU in this cross-architecture setup. System calls are how user-space programs communicate with the kernel, so if they're failing, it's likely a syscall issue.
Another angle: could it be an instruction issue? Maybe some x86_64 instructions aren't properly emulated on LoongArch. But since 'ls' is a common command and the error happens during runtime after chrooting, it seems more like a systemic problem with how syscalls are being translated or handled by QEMU rather than individual instructions.
Runtime errors could be anything else happening while running the program. But given that the issue arises specifically when making system calls (like opening directories for 'ls'), I think syscall is the right category here.
</think>
The bug report describes an error occurring when executing a command within a chroot environment on a LoongArch host using QEMU for x86_64 emulation. The issue likely stems from improper handling of system calls between different architectures, leading to runtime errors during program execution.
syscall
|