On Tue, 2024-12-10 at 21:01 +0100, Christophe Leroy wrote: > > > > Hi all, what is the status of this patch series? I'd really like to > > see > > it or some other fix to this issue merged. The underlying bug is a > > significant one that can cause ftrace/livepatch/BPF fentry to fail > > silently. I've noticed this bug in another context[1] and realized > > they're the same issue. > > > > I'm happy to help with this patch series to address any issues as > > needed. > > As far as I can see there are problems on build with patch 1, see > https://patchwork.kernel.org/project/linux-modules/patch/20240723063258.2240610-2-zhengyejian@xxxxxxxxxxxxxxx/ > > > Yeah, I see those. Additionally, this patch no longer applies cleanly to current master, though fixing it up to do so is pretty easy. Having done that, this series appears to resolve the issues I saw in the other linked thread. Zheng, do you plan to send a v3? I'd be happy to help out with this patch series if you'd like, as I'm hoping to get this issue resolved (though I am not an ftrace expert).