On Tue, 10 Jul 2018 11:58:40 +0530 vrbagal1 <vrbagal1@xxxxxxxxxxxxxxxxxx> wrote: > Hi, > > Observing kernel oops on Power9(ZZ) box, running on PowerVM, while > running stress-ng. > > > Kernel: 4.18.0-rc4 > Machine: Power9 ZZ (PowerVM) > Test: Stress-ng > > Attached is .config file > > Traces: > > [12251.245209] Oops: Kernel access of bad area, sig: 11 [#1] Can you post the lines above this? Otherwise we don't know what address it tried to access (without decoding the instructions and reconstructing it from registers at least, which the XFS devs wouldn't be inclined to do). And I assume there is nothing else relevant to XFS in the dmesg before this? Thanks, Nick