On Sun, Sep 10, 2023 at 10:25:43PM +0200, Frederic Weisbecker wrote: > Le Sun, Sep 10, 2023 at 03:21:33AM -0700, Paul E. McKenney a écrit : > > On Sat, Sep 09, 2023 at 10:28:36PM -0400, Joel Fernandes wrote: > > > Hi Paul, Frederic, ever since this recent patch got merged into all > > > recent stables: > > > https://lore.kernel.org/all/20230818200757.1808398-1-paul.gortmaker@xxxxxxxxxxxxx/ > > > .. > > > > > > .. I am seeing this happen a lot now causing rcutorture failures: > > > "NOHZ tick-stop error: local softirq work is pending" > > > > > > It looks like the "tick-stop error" as local_bh_blocked always returns > > > false on !PREEMPT_RT, so that patch itself seems correct. > > > > > > However, it appears the string in console-badness.sh is different: > > > > > > console-badness.sh:grep -v 'NOHZ tick-stop error: Non-RCU local > > > softirq work is pending, handler' > > > > > > So the string in the script needs an update? > > > > Looks like it, though I believe that there is a fix in the offing, > > at which point that "grep -v" should just be removed. Depending on > > timing, of course. > > Yep I have a pending fix for that, will post soonish. The grep will still > make sense afterward though. I was wondering why the grep -v will still make sense if the pending fix works. Or is there another legitimate reason for the string to appear? Either way, looking forward to the patch! thanks, - Joel
