On Thu, Sep 03, 2026 at 10:31:16AM -0400, Steven Rostedt wrote: > On Tue, 1 Sep 2026 16:54:41 +0100 > Vincent Donnefort <[email protected]> wrote: > > > This series addresses multiple issues discovered with the dynamic ring > > buffer resizing. > > > > I have managed to reproduce a ring_buffer_read_page() race with > > > > $ while true; do for i in 8 16 32; do echo $i > > > /sys/kernel/tracing/buffer_subbuf_size_kb; sleep 0.1; done; done > > Did you do anything else while running the above? > > I ask because I ran this for several hours and it didn't produce anything. > What bug does it supposed to trigger? > > -- Steve
I clearly have been imprecise here. I had "trace-record -e sched" and I have just verified with a print that it has run into the reader->order != read_page->order case. -- Vincent
