On Tue, 2019-06-11 at 13:18 +0200, Greg KH wrote: > On Tue, Jun 11, 2019 at 12:34:07PM +0200, Greg KH wrote: > > On Tue, Jun 11, 2019 at 04:57:47PM +0800, Miles Chen wrote: > > > Hi reviewers, > > > > > > I suggest to backport commit "739f79fc9db1 mm: memcontrol: fix NULL > > > pointer crash in test_clear_page_writeback()" to linux-4.9 stable tree. > > > > > > This email reports a NULL pointer crash in test_clear_page_writeback() > > > in android common kernel-4.9. There is a fix ("739f79fc9db1 mm: > > > memcontrol: fix NULL pointer crash in test_clear_page_writeback()") in > > > kernel-4.13. > > > > > > > > > commit: 739f79fc9db1b38f96b5a5109b247a650fbebf6d > > > subject: mm: memcontrol: fix NULL pointer crash in > > > test_clear_page_writeback() > > > kernel version to apply to: Linux-4.9 > > > > It does not apply cleanly to the 4.9.y tree, can you provide a working > > backport of it that I can apply? thanks for the fast reply: Sorry I do not have a working backport now. I tried to find the correct patchset but failed. > > Also be sure to cc: all of the people involved in that patch (the author > and the cc and signed-off-by list) so they can weigh in if they do not > feel that this patch should be backported to the older kernel. Thanks for the remainder. Add all of the people involved in the patch to the cc list. > > thanks, > > greg k-h