On Sat, Feb 20, 2021 at 12:36 PM Matthew Wilcox <willy@xxxxxxxxxxxxx> wrote: > > On Sat, Feb 20, 2021 at 12:29:18PM -0500, Peter Geis wrote: > > Good Afternoon, > > > > I have been tracking down a regular bug that triggers when running OpenWRT in a lxd container. > > Every ten minutes I was greeted with the following splat in the kernel log: > > > > [2122311.383389] warn_alloc: 3 callbacks suppressed > > [2122311.383403] cat: page allocation failure: order:5, mode:0x40dc0(GFP_KERNEL|__GFP_COMP|__GFP_ZERO), nodemask=(null),cpuset=lxc.payload.openwrt,mems_allowed=0 > > You want this patch: > > https://lore.kernel.org/linux-fsdevel/6345270a2c1160b89dd5e6715461f388176899d1.1612972413.git.josef@xxxxxxxxxxxxxx/ I've tested this patch against 5.10.17 for 36 hours and can confirm it solves the problem. Thank you.