On Tue, 15 Jun 2021 at 16:49, Naresh Kamboju <naresh.kamboju@xxxxxxxxxx> wrote: > > Following kernel crash reported while booting linux next 20210615 tag > on qemu_arm64. Similar crash reported while booting Linux next 20210615 tag kernel on the qemu arm. https://lkft.validation.linaro.org/scheduler/job/2901326#L441 > > Crash log: > ------------- > [ 0.767379] Unable to handle kernel NULL pointer dereference at > virtual address 0000000000000068 > [ 0.769815] Mem abort info: > [ 0.770735] ESR = 0x96000004 > [ 0.771598] EC = 0x25: DABT (current EL), IL = 32 bits > [ 0.773008] SET = 0, FnV = 0 > [ 0.773865] EA = 0, S1PTW = 0 > [ 0.774844] FSC = 0x04: level 0 translation fault > [ 0.776195] Data abort info: > [ 0.776968] ISV = 0, ISS = 0x00000004 > [ 0.778010] CM = 0, WnR = 0 > [ 0.778961] [0000000000000068] user address but active_mm is swapper > [ 0.780643] Internal error: Oops: 96000004 [#1] PREEMPT SMP > [ 0.782189] Modules linked in: > [ 0.783098] CPU: 2 PID: 1 Comm: swapper/0 Not tainted > 5.13.0-rc6-next-20210615 #1 > [ 0.785239] Hardware name: linux,dummy-virt (DT) > [ 0.786626] pstate: 00000005 (nzcv daif -PAN -UAO -TCO BTYPE=--) > [ 0.788352] pc : blk_finish_plug+0x88/0x270 > [ 0.789598] lr : blk_queue_write_cache+0x34/0x80 d.com/1tyksDCCPiTvc0x6psxC3JvSWqJ/config - Naresh