rcu_sched self-detected stall on CPU + watchdog: BUG: soft lockup - CPU#3 stuck for 22s












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Being unable to ssh into a machine I connected it to a monitor and found the following:



enter image description here



The machine is running Ubuntu Server 18.04 LTS and is a first generation 8 core Ryzen 1700. I've restarted the machine since and it works fine but am not sure what caused this in the first place and want to avoid it happening again.
enter image description here









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    0















    Being unable to ssh into a machine I connected it to a monitor and found the following:



    enter image description here



    The machine is running Ubuntu Server 18.04 LTS and is a first generation 8 core Ryzen 1700. I've restarted the machine since and it works fine but am not sure what caused this in the first place and want to avoid it happening again.
    enter image description here









    share

























      0












      0








      0








      Being unable to ssh into a machine I connected it to a monitor and found the following:



      enter image description here



      The machine is running Ubuntu Server 18.04 LTS and is a first generation 8 core Ryzen 1700. I've restarted the machine since and it works fine but am not sure what caused this in the first place and want to avoid it happening again.
      enter image description here









      share














      Being unable to ssh into a machine I connected it to a monitor and found the following:



      enter image description here



      The machine is running Ubuntu Server 18.04 LTS and is a first generation 8 core Ryzen 1700. I've restarted the machine since and it works fine but am not sure what caused this in the first place and want to avoid it happening again.
      enter image description here







      linux kernel scheduling freeze watchdog





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      asked 3 mins ago









      GregGreg

      3551216




      3551216






















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