On 01/06/21 at 11:35am, Andrew Morton wrote: > On Wed, 6 Jan 2021 14:49:35 +0800 Baoquan He <bhe@xxxxxxxxxx> wrote: > > > > Fixes: 9a1ac2288cf1 ("mm/memcontrol:rewrite mem_cgroup_page_lruvec()") > > > > ... > > > > Thanks for fixing this. We also encountered this issue in kdump kernel > > with the mainline 5.10 kernel since 'cgroup_disable=memory' is added. > > Wait. 9a1ac2288cf1 isn't present in 5.10? > Yes, just checked, commit 9a1ac2288cf1 was merged in 5.11-rc1, not in 5.10.0. Seems Redhat CKI doesn't treat the kernel release correctly, it calls all kernel 5.11-rcx as 5.10.0. Sorry for the confusion, I will send mail to them to change this. I got the failure report from redhat's CKI test, the kernel repo is as below, but the subject of failure report and 'uname -r' told it's 5.10.0. Kernel repo: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git Commit: 58cf05f597b0 - Merge tag 'sound-fix-5.11-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound