Hyper-V virtual guest logs error message "kernel: WARNING: at kernel/softirq.c:159 local_bh_enable"

Solution Verified - Updated -


  • Hyper-V virtual guest logs error message:
  • Kernel throws warning message:
kernel: WARNING: at kernel/softirq.c:159 local_bh_enable+0x59/0x90() (Not tainted)
  • Why am I getting this kernel message after disconnecting from virtual network?
  • What does this kernel warning imply?
  • Microsoft Hyper-V VM with hv_netvsc network driver displays an error message during network operation


  • Red Hat Enterprise Linux 6.4
  • Microsoft Hyper-V virtual machine
  • Hyper-V Paravirtualized network interface (hv_netvsc driver)

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