On Thu, 16 Sept 2021 at 03:20, Kefeng Wang <wangkefeng.wang@xxxxxxxxxx> wrote: > Hi Marco, > > We found kfence_test will fails on ARM64 with this patch with/without > CONFIG_DETECT_HUNG_TASK, > > Any thought ? Please share log and instructions to reproduce if possible. Also, if possible, please share bisection log that led you to this patch. I currently do not see how this patch would cause that, it only increases the timeout duration. I know that under QEMU TCG mode, there are occasionally timeouts in the test simply due to QEMU being extremely slow or other weirdness.