blob: be4221dd173482cf062f0510644891ba6867a3db (
plain) (
blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
|
<think>
Okay, let's try to figure out the category for this bug report. The user is running into a segmentation fault when using QEMU to execute the rjsupplicant binary. The error message says "qemu: uncaught target signal 11 (Segmentation fault) - core dumped".
First, looking at the backtrace from GDB, the stack trace points to QEMU's code, specifically in functions like static_code_gen_buffer, cpu_tb_exec, and cpu_x86_exec. These seem to be part of QEMU's execution core. The segmentation fault occurs during the execution of the translated code, which makes me think it's related to how QEMU is handling the instructions of the guest binary.
The user provided a strace log, but since the problem is happening within QEMU itself (as per the backtrace), it's probably not a syscall issue. Syscall errors would typically point to system call handling code in QEMU. The backtrace shows the crash is in the code generation or execution part.
The instruction-related category would involve QEMU incorrectly translating or executing a specific CPU instruction from the guest x86_64 binary. Since the segmentation fault is happening in the static_code_gen_buffer, which is part of QEMU's dynamic translation process, this suggests that there's an issue with how an instruction is being handled or translated.
The binary works natively on amd64, so it's not an issue with the binary itself. The problem arises when running under QEMU, which implies a QEMU-specific issue. Given that the crash is during instruction execution and the stack trace points to QEMU's CPU execution core, the most likely category here is "instruction".
</think>
instruction
|