Re: [PATCH v5 0/4] kasan: add workqueue stack for generic KASAN

2020-12-02 Thread Dmitry Vyukov
On Thu, Dec 3, 2020 at 3:21 AM Walter Wu wrote: > > Syzbot reports many UAF issues for workqueue, see [1]. > In some of these access/allocation happened in process_one_work(), > we see the free stack is useless in KASAN report, it doesn't help > programmers to solve UAF for workqueue issue. > >

[PATCH v5 0/4] kasan: add workqueue stack for generic KASAN

2020-12-02 Thread Walter Wu
Syzbot reports many UAF issues for workqueue, see [1]. In some of these access/allocation happened in process_one_work(), we see the free stack is useless in KASAN report, it doesn't help programmers to solve UAF for workqueue issue. This patchset improves KASAN reports by making them to have