Reiner,

Apologies,

On Mon, Jan 19, 2026 at 03:13:27PM +0100, Reiner wrote:
> sudo gdb /usr/libexec/colord-sane
> GNU gdb (Debian 17.1-1) 17.1
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> There is NO WARRANTY, to the extent permitted by law.
> Type "show copying" and "show warranty" for details.
> This GDB was configured as "x86_64-linux-gnu".
> Type "show configuration" for configuration details.
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> <https://www.gnu.org/software/gdb/bugs/>.
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> For help, type "help".
> Type "apropos word" to search for commands related to "word"...
> Reading symbols from /usr/libexec/colord-sane...
> Reading symbols from
> /usr/lib/debug/.build-id/e3/9900f1973b9caa55e3c7b876fc84282d7f52c6.debug...

at this point, the first gdb command should be 'run'

Then (hopefully) the sigsegv will be captured, you will drop back to the gdb
prompt and be able to get a backtrace.

Mark