Re: [PATCH] kasan: fix cache shrink race with CPU hotplug
Andrew Morton <[email protected]>
| Newsgroups | org.kernel.vger.stable,org.kernel.vger.linux-kernel,org.kvack.linux-mm |
|---|---|
| Message-ID | <[email protected]> |
On Fri, 7 Aug 2026 14:50:31 +0800 Hui Su <[email protected]> wrote: > > Especially when proposing a backport. At present we've provided our > > -stable recipients no reason to accept the patch. > > > > Documentation/process/stable-kernel-rules.rst says "it must fix a real > > bug that bothers people". > > > > Yes, I agree. I did not include the real bug dmesg in the original > changelog, which made the stable rationale unclear. > > The 9p case above shows that this is a real bug: a userspace-triggered > teardown path can leave objects in the 9p fcall cache and report the slab > shutdown warning after umount. OK, thanks. > Should I keep Cc: stable in PATCH v2 with this dmesg and > userspace-visible effect added to the changelog? Yes please!