Messages in this thread |  | | From | richard clark <> | Date | Fri, 16 Dec 2022 09:14:19 +0800 | Subject | Re: [PATCH] workqueue: Add a new flag to spot the potential UAF error |
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Hello TJ,
On Wed, Dec 14, 2022 at 3:16 PM Lai Jiangshan <jiangshanlai@gmail.com> wrote: > > On Tue, Dec 13, 2022 at 12:40 PM Richard Clark > <richard.xnu.clark@gmail.com> wrote: > > > > Currently if the user queues a new work item unintentionally > > into a wq after the destroy_workqueue(wq), the work still can > > be queued and scheduled without any noticeable kernel message > > before the end of a RCU grace period. > > > > As a debug-aid facility, this commit adds a new flag > > __WQ_DESTROYING to spot that issue by triggering a kernel WARN > > message. > > > > Signed-off-by: Richard Clark <richard.xnu.clark@gmail.com> > > Reviewed-by: Lai Jiangshan <jiangshanlai@gmail.com>
What do I need to do for this patch next?
Thanks
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