[ 2900.124490][ T1540] rk3x-i2c ff650000.i2c: timeout, ipd: 0x10, state: 1 [ 2901.148489][ T1540] rk3x-i2c ff650000.i2c: timeout, ipd: 0x10, state: 1 [ 2902.176486][ T1540] rk3x-i2c ff650000.i2c: timeout, ipd: 0x10, state: 1 [ 2902.176509][ T1540] cpu cpu0: _set_opp_voltage: failed to set voltage (1100000 1100000 1100000 mV): -110 [ 2902.176608][ T1540] cpufreq: __target_index: Failed to change cpu frequency: -110 [ 2903.196503][ T1540] rk3x-i2c ff650000.i2c: timeout, ipd: 0x10, state: 1 [ 2904.220509][ T1540] rk3x-i2c ff650000.i2c: timeout, ipd: 0x10, state: 1 [ 2905.248498][ T1540] rk3x-i2c ff650000.i2c: timeout, ipd: 0x10, state: 1 [ 2906.268498][ T1540] rk3x-i2c ff650000.i2c: timeout, ipd: 0x10, state: 1 [ 2906.268525][ T1540] cpu cpu0: _set_opp_voltage: failed to set voltage (950000 950000 950000 mV): -110 [ 2906.268637][ T1540] cpufreq: __target_index: Failed to change cpu frequency: -110 [ 2910.432493][ T1540] rk3x-i2c ff650000.i2c: timeout, ipd: 0x10, state: 1 [ 2911.452489][ T1540] rk3x-i2c ff650000.i2c: timeout, ipd: 0x10, state: 1 [ 2912.476482][ T1540] rk3x-i2c ff650000.i2c: timeout, ipd: 0x10, state: 1 [ 2913.500479][ T1540] rk3x-i2c ff650000.i2c: timeout, ipd: 0x10, state: 1 [ 2913.500495][ T1540] cpu cpu0: _set_opp_voltage: failed to set voltage (1250000 1250000 1250000 mV): -110 [ 2913.500593][ T1540] cpufreq: __target_index: Failed to change cpu frequency: -110 [ 2914.524497][ T1540] rk3x-i2c ff650000.i2c: timeout, ipd: 0x10, state: 1 [ 2915.548491][ T1540] rk3x-i2c ff650000.i2c: timeout, ipd: 0x10, state: 1 [ 2916.576506][ T1540] rk3x-i2c ff650000.i2c: timeout, ipd: 0x10, state: 1 [ 2917.596491][ T1540] rk3x-i2c ff650000.i2c: timeout, ipd: 0x10, state: 1 [ 2917.596516][ T1540] cpu cpu0: _set_opp_voltage: failed to set voltage (950000 950000 950000 mV): -110 [ 2917.596616][ T1540] cpufreq: __target_index: Failed to change cpu frequency: -110 [ 2921.712472][ C2] dwmmc_rockchip ff0c0000.mmc: Unexpected interrupt latency [ 5268.464436][ C3] dwmmc_rockchip ff0c0000.mmc: Unexpected interrupt latency [ 5295.544428][ C2] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 5295.544445][ C2] rcu: 0-...0: (3 ticks this GP) idle=ea2/1/0x40000000 softirq=334575/334577 fqs=5648 [ 5295.544451][ C2] (detected by 2, t=15002 jiffies, g=754177, q=1265) [ 5295.544458][ C2] Sending NMI from CPU 2 to CPUs 0: [ 6169.552399][ C3] dwmmc_rockchip ff0d0000.mmc: Unexpected interrupt latency