Peter Zijlstra <pet...@infradead.org> writes: > On Mon, Jan 23, 2017 at 02:30:12PM +0100, Dmitry Vyukov wrote: >> Hello, >> >> The following program triggers use-after-free in perf_event_for_each: >> https://gist.githubusercontent.com/dvyukov/f1c354a8356e42f4d0b3d912e1bec956/raw/31d7ecdf6dc2c7327b80ef8581a39c823bbe405d/gistfile1.txt >> >> BUG: KASAN: use-after-free in perf_event_for_each_child+0x15f/0x180 >> kernel/events/core.c:4495 at addr ffff8800680ec248 > > The below seems to fix things for me.
FWIW, Reviewed-by: Alexander Shishkin <alexander.shish...@linux.intel.com>