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[Launchpad Bug Tracker <1337290@xxxxxxxxxxxxxxxxxx>]

[Expired for linux (Ubuntu) because there has been no activity for 60
days.]

** Changed in: linux (Ubuntu)
       Status: Incomplete => Expired

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https://bugs.launchpad.net/bugs/1337290

Title:
  A lot of rcu_sched rcu_bh deteced stalls on cpu

Status in “linux” package in Ubuntu:
  Expired

Bug description:
  Ubuntu kernel 3.2.0-29-generic

  
  [207025.816028] INFO: rcu_sched detected stalls on CPUs/tasks: { 2 4 8 16 22} (detected by 13, t=15004 jiffies)
  [207026.112031] INFO: rcu_bh detected stalls on CPUs/tasks: { 0 2 4 5 8 12 16 18 22} (detected by 3, t=15004 jiffies)
  [207205.972022] INFO: rcu_sched detected stalls on CPUs/tasks: { 2 4 8 16 22} (detected by 13, t=60043 jiffies)
  [207206.244029] INFO: rcu_bh detected stalls on CPUs/tasks: { 0 2 4 5 8 12 16 18 22} (detected by 15, t=60036 jiffies)
  [207386.100028] INFO: rcu_sched detected stalls on CPUs/tasks: { 2 4 8 16 22} (detected by 13, t=105075 jiffies)
  [207386.448023] INFO: rcu_bh detected stalls on CPUs/tasks: { 0 2 4 5 8 12 16 18 22} (detected by 21, t=105088 jiffies)
  [207566.308029] INFO: rcu_sched detected stalls on CPUs/tasks: { 2 4 8 16 22} (detected by 21, t=150127 jiffies)
  [207566.664018] INFO: rcu_bh detected stalls on CPUs/tasks: { 0 2 4 5 8 12 16 18 22} (detected by 3, t=150142 jiffies)
  [207746.520028] INFO: rcu_sched detected stalls on CPUs/tasks: { 2 4 8 16 22} (detected by 15, t=195180 jiffies)
  [207746.872031] INFO: rcu_bh detected stalls on CPUs/tasks: { 0 2 4 5 8 12 16 18 22} (detected by 21, t=195194 jiffies)
  [207926.728033] INFO: rcu_sched detected stalls on CPUs/tasks: { 2 4 8 16 22} (detected by 11, t=240232 jiffies)
  [207927.084020] INFO: rcu_bh detected stalls on CPUs/tasks: { 0 2 4 5 8 12 16 18 22} (detected by 13, t=240246 jiffies)
  [208106.936017] INFO: rcu_sched detected stalls on CPUs/tasks: { 2 4 8 16 22} (detected by 11, t=285284 jiffies)
  [208107.296023] INFO: rcu_bh detected stalls on CPUs/tasks: { 0 2 4 5 8 12 16 18 22} (detected by 21, t=285299 jiffies)

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