Looking at my crash logs, I see an entry like this come up regularly (ie, maybe every 10 min or so). Is it hurting anything, and what can I do about it?
Jun 8 13:44:30 RT-AC86U-1BD0 kernel: dcd[15909]: unhandled level 3 translation fault (11) at 0x00000000, esr 0x92000007
Jun 8 13:44:30 RT-AC86U-1BD0 kernel: pgd = ffffffc0071a0000
Jun 8 13:44:30 RT-AC86U-1BD0 kernel: [00000000] *pgd=00000000015b0003, *pud=00000000015b0003, *pmd=0000000007e15003, *pte=0000000000000000
Jun 8 13:44:30 RT-AC86U-1BD0 kernel: CPU: 1 PID: 15909 Comm: dcd Tainted: P O 4.1.27 #2
Jun 8 13:44:30 RT-AC86U-1BD0 kernel: Hardware name: Broadcom-v8A (DT)
Jun 8 13:44:30 RT-AC86U-1BD0 kernel: task: ffffffc01917e1c0 ti: ffffffc0081f4000 task.ti: ffffffc0081f4000
Jun 8 13:44:30 RT-AC86U-1BD0 kernel: PC is at 0xf7436f44
Jun 8 13:44:30 RT-AC86U-1BD0 kernel: LR is at 0x1dc74
Jun 8 13:44:30 RT-AC86U-1BD0 kernel: pc : [<00000000f7436f44>] lr : [<000000000001dc74>] pstate: 600e0010
Jun 8 13:44:30 RT-AC86U-1BD0 kernel: sp : 00000000ffb12448
Jun 8 13:44:30 RT-AC86U-1BD0 kernel: x12: 000000000009ff08
Jun 8 13:44:30 RT-AC86U-1BD0 kernel: x11: 00000000f66ff024 x10: 00000000000a02ac
Jun 8 13:44:30 RT-AC86U-1BD0 kernel: x9 : 00000000f66ff878 x8 : 00000000000a0764
Jun 8 13:44:30 RT-AC86U-1BD0 kernel: x7 : 00000000f66ff8b0 x6 : 00000000000a075e
Jun 8 13:44:30 RT-AC86U-1BD0 kernel: x5 : 0000000000000000 x4 : 00000000f66ff85c
Jun 8 13:44:30 RT-AC86U-1BD0 kernel: x3 : 0000000000000000 x2 : 00000000ffb12424
Jun 8 13:44:30 RT-AC86U-1BD0 kernel: x1 : 000000000007c66c x0 : 0000000000000000
Jun 8 13:44:30 RT-AC86U-1BD0 kernel: dcd[15909]: unhandled level 3 translation fault (11) at 0x00000000, esr 0x92000007
Jun 8 13:44:30 RT-AC86U-1BD0 kernel: pgd = ffffffc0071a0000
Jun 8 13:44:30 RT-AC86U-1BD0 kernel: [00000000] *pgd=00000000015b0003, *pud=00000000015b0003, *pmd=0000000007e15003, *pte=0000000000000000
Jun 8 13:44:30 RT-AC86U-1BD0 kernel: CPU: 1 PID: 15909 Comm: dcd Tainted: P O 4.1.27 #2
Jun 8 13:44:30 RT-AC86U-1BD0 kernel: Hardware name: Broadcom-v8A (DT)
Jun 8 13:44:30 RT-AC86U-1BD0 kernel: task: ffffffc01917e1c0 ti: ffffffc0081f4000 task.ti: ffffffc0081f4000
Jun 8 13:44:30 RT-AC86U-1BD0 kernel: PC is at 0xf7436f44
Jun 8 13:44:30 RT-AC86U-1BD0 kernel: LR is at 0x1dc74
Jun 8 13:44:30 RT-AC86U-1BD0 kernel: pc : [<00000000f7436f44>] lr : [<000000000001dc74>] pstate: 600e0010
Jun 8 13:44:30 RT-AC86U-1BD0 kernel: sp : 00000000ffb12448
Jun 8 13:44:30 RT-AC86U-1BD0 kernel: x12: 000000000009ff08
Jun 8 13:44:30 RT-AC86U-1BD0 kernel: x11: 00000000f66ff024 x10: 00000000000a02ac
Jun 8 13:44:30 RT-AC86U-1BD0 kernel: x9 : 00000000f66ff878 x8 : 00000000000a0764
Jun 8 13:44:30 RT-AC86U-1BD0 kernel: x7 : 00000000f66ff8b0 x6 : 00000000000a075e
Jun 8 13:44:30 RT-AC86U-1BD0 kernel: x5 : 0000000000000000 x4 : 00000000f66ff85c
Jun 8 13:44:30 RT-AC86U-1BD0 kernel: x3 : 0000000000000000 x2 : 00000000ffb12424
Jun 8 13:44:30 RT-AC86U-1BD0 kernel: x1 : 000000000007c66c x0 : 0000000000000000