On 6/15/22 11:52, Yishai Hadas wrote: > Adding some extra relevant people from the MM area. > > On 15/06/2022 13:43, Yishai Hadas wrote: >> Hi All, >> >> Any idea what could cause the below break in 5.19 ? we run QEMU and >> immediately the machine is stuck. >> >> Once I run, echo l > /proc/sysrq-trigger could see the below task >> which seems to be stuck.. >> >> This basic flow worked fine in 5.18. >> Maybe this one: https://lore.kernel.org/all/165490039431.944052.12458624139225785964.stgit@omen/ .. but I think it's not yet merged for v5.19: https://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm.git/log/?h=mm-hotfixes-unstable