== Without the patch ==
ubuntu@ubuntu:~/testing/mce-test/cases/function/hwpoison$ sudo 
./run_hugepage_overcommit.sh
[sudo] password for ubuntu: 

***************************************************************************
Pay attention:

This test checks that hugepage soft-offlining works under overcommitting.
***************************************************************************

-------------------------------------
TestCase ./thugetlb_overcommit 1
[ 1628.254754] NMI watchdog: BUG: soft lockup - CPU#8 stuck for 22s! 
[thugetlb_overco:3154]
[ 1660.668149] INFO: rcu_sched self-detected stall on CPU
[ 1660.672210] INFO: rcu_sched detected stalls on CPUs/tasks:
[ 1660.672216]  8-...: (14998 ticks this GP) idle=72f/140000000000001/0 
softirq=1348/1348 fqs=7389 
[ 1660.672217]  (detected by 18, t=15002 jiffies, g=3147, c=3146, q=503)
[ 1660.692986]  8-...: (14998 ticks this GP) idle=72f/140000000000001/0 
softirq=1348/1348 fqs=7392 
[ 1660.701752]   (t=15009 jiffies g=3147 c=3146 q=503)

[ 1840.695633] INFO: rcu_sched self-detected stall on CPU
[ 1840.699810] INFO: rcu_sched detected stalls on CPUs/tasks:
[ 1840.699818]  8-...: (59995 ticks this GP) idle=72f/140000000000001/0 
softirq=1348/1348 fqs=27921 
[ 1840.699818]   (t=60007 jiffies g=3147 c=3146 q=1101)
[ 1840.719086]  8-...: (60000 ticks this GP) idle=72f/140000000000000/0 
softirq=1348/1348 fqs=27921 
[ 1840.727935]  (detected by 1, t=60007 jiffies, g=3147, c=3146, q=1101)

-- 
You received this bug notification because you are a member of Ubuntu
Bugs, which is subscribed to Ubuntu.
https://bugs.launchpad.net/bugs/1696165

Title:
  [SRU][Zesty] fix soft lockup on overcommited hugepages

To manage notifications about this bug go to:
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1696165/+subscriptions

-- 
ubuntu-bugs mailing list
[email protected]
https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs

Reply via email to