On 18.10.23 21:57, aftermath digital wrote:
> Hi,
>
> I've tested the below on both linux-6.5.7 and mainline linux-6.6-rc6,
> both of which seem to have the same issue.
>
> GDB 13.2 isn't able to load vmlinux-gdb.py as it throws the following:
>
> Traceback (most recent call last):
> File "/home/user/debug_kernel/linux-6.6-rc6/vmlinux-gdb.py", line
> 25, in <module>
> import linux.constants
> File "/home/user/debug_kernel/linux-6.6-rc6/scripts/gdb/linux/constants.py",
> line 11, in <module>
> LX_hrtimer_resolution = gdb.parse_and_eval("hrtimer_resolution")
> gdb.error: 'hrtimer_resolution' has unknown type; cast it to its declared type
>
> I've built-linux like so:
>
> make defconfig
> scripts/config --disable SYSTEM_TRUSTED_KEYS
> scripts/config --disable SYSTEM_REVOCATION_KEYS
> scripts/config --set-str SYSTEM_TRUSTED_KEYS ""
> scripts/config -e CONFIG_DEBUG_INFO -e CONFIG_GDB_SCRIPTS -e
> CONFIG_FRAME_POINTER
I happen to run into this myself recently while upgrading a .config:
CONFIG_DEBUG_INFO is now selected by DEBUG_INFO_DWARF*. I've then turned
on DEBUG_INFO_DWARF5, and things worked again.
> make -j$(nproc)
> make scripts_gdb
>
> $ gcc --version
> gcc (Ubuntu 11.4.0-1ubuntu1~22.04) 11.4.0
> $ gdb --version
> GNU gdb (GDB) 13.2
>
> This is my first time submitting a bug to the LK mailing list, please
> let me know if this format is not correct or if you need more
> information.
>
Format is fine, just general linux-kernel@vger... reaches a broader
audience and is more appropriate for such a question.
Jan
--
Siemens AG, Technology
Linux Expert Center
