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SubjectRe: scripts/gdb: received an error when invoking lx-symbols
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On 22.07.20 11:13, Stefano Garzarella wrote:
> Hi Jan, Kieran,
> with the last Linux 5.8-rc6 I have some problems with gdb scripts.
> Everything is fine with Linux 5.7.
>
> When I call lx-symbols, I received this error while loading modules
> symbols:
>
> (gdb) set python print-stack full
> (gdb) target remote :1234
> Remote debugging using :1234
> arch_atomic_read (v=<optimized out>) at ../arch/x86/kernel/process.c:687
> 687 trace_cpu_idle_rcuidle(PWR_EVENT_EXIT, smp_processor_id());
> (gdb) lx-symbols
> loading vmlinux
> scanning for modules in /home/stefano/repos/linux_vsock/build-tiny-config
> loading @0xffffffffc0169000: /home/stefano/repos/linux_vsock/build-tiny-config/drivers/net/tun.ko
> Traceback (most recent call last):
> File "/home/stefano/repos/linux_vsock/build-tiny-config/scripts/gdb/linux/symbols.py", line 174, in invoke
> self.load_all_symbols()
> File "/home/stefano/repos/linux_vsock/build-tiny-config/scripts/gdb/linux/symbols.py", line 161, in load_all_symbols
> [self.load_module_symbols(module) for module in module_list]
> File "/home/stefano/repos/linux_vsock/build-tiny-config/scripts/gdb/linux/symbols.py", line 161, in <listcomp>
> [self.load_module_symbols(module) for module in module_list]
> File "/home/stefano/repos/linux_vsock/build-tiny-config/scripts/gdb/linux/symbols.py", line 131, in load_module_symbols
> sections=self._section_arguments(module))
> File "/home/stefano/repos/linux_vsock/build-tiny-config/scripts/gdb/linux/symbols.py", line 98, in _section_arguments
> section_name_to_address = {
> File "/home/stefano/repos/linux_vsock/build-tiny-config/scripts/gdb/linux/symbols.py", line 99, in <dictcomp>
> attrs[n]['name'].string(): attrs[n]['address']
> gdb.error: There is no member named name.
> Error occurred in Python: There is no member named name.
>
> I'll try to bisect.

Dig for changes in the data structure (module_sect_attr).

Jan

--
Siemens AG, Corporate Technology, CT RDA IOT SES-DE
Corporate Competence Center Embedded Linux

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