Correct, gbd supports minidebuginfo and can print backtraces using it. On Thu, Nov 30, 2023 at 6:38 PM Richard Purdie < [email protected]> wrote:
> On Thu, 2023-11-30 at 09:32 -0800, Khem Raj wrote: > > On Thu, Nov 30, 2023 at 3:21 AM Richard Purdie > > <[email protected]> wrote: > > > > > > Hi, > > > > > > I saw some of this discussion on the systemd-devel list so I'm happy to > > > see patches to sort out the configuration on our side, thanks! > > > > > > On Thu, 2023-11-30 at 12:15 +0100, Etienne Cordonnier via > lists.openembedded.org wrote: > > > > Hi all, I sent this patch to start the conversation, but I guess > > > > PACKAGE_MINIDEBUGINFO may have to be turned into a DISTRO_FEATURES > > > > before this can be merged. > > > > I tested this with core-image-sato after enabling systemd in > > > > local.conf. I then started: > > > > $ vi > > > > In other terminal: > > > > $ kill -SEGV $(pidof vi) > > > > $ coredumpctl info > > > > > > > > Before the patch, I didn't get a call-stack with symbols. After the > > > > patch, I get a call-stack including function names inside > > > > busybox.nosuid ("read_key()"). > > > > > > > > This is a very useful feature for debugging and/or bug reporting, so > > > > I think it would make sense to make it easy to enable via a > > > > DISTRO_FEATURES. I was just not sure why MINIDEBUGINFO was not a > > > > DISTRO_FEATURES in the first place, and whether you would be willing > > > > to enable systemd-coredump via the MINIDEBUGINFO DISTRO_FEATURES. > > > > > > I think we should make minidebuginfo a DISTRO_FEATURE and then key all > > > the tweaks off that. > > > > > > I was looking at your patches and thinking we might want to enable > > > minidebuginfo in poky or perhaps OE-Core by default too. > > > > is it dependent on systemd for coredumpctl or can be use some other tool > as well > > for inspection. > > binutils and gdb know how to read them too, as long as the right > configuration is in place (xz support generally) as I understand it. > > Cheers, > > Richard > > > >
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