I have been trying to verify this kernel and I haven't seen exactly the soft lockup crash, but this other one, which may or may not be related but wanted to make a note of it:
[ 2406.041444] Kernel panic - not syncing: hung_task: blocked tasks [ 2406.043163] CPU: 1 PID: 35 Comm: khungtaskd Not tainted 3.13.0-51-generic #84-Ubuntu [ 2406.044223] Hardware name: OpenStack Foundation OpenStack Nova, BIOS Bochs 01/01/2011 [ 2406.044223] 00000000003fffd1 ffff88080ec7fdf0 ffffffff817225ce ffffffff81a62a65 [ 2406.044223] ffff88080ec7fe68 ffffffff8171b46d ffffffff00000008 ffff88080ec7fe78 [ 2406.044223] ffff88080ec7fe18 ffff88080ec7fe40 0000000000000100 0000000000000004 [ 2406.044223] Call Trace: [ 2406.044223] [<ffffffff817225ce>] dump_stack+0x45/0x56 [ 2406.044223] [<ffffffff8171b46d>] panic+0xc8/0x1d7 [ 2406.044223] [<ffffffff8110d7b6>] watchdog+0x296/0x2e0 [ 2406.044223] [<ffffffff8110d520>] ? reset_hung_task_detector+0x20/0x20 [ 2406.044223] [<ffffffff8108b5d2>] kthread+0xd2/0xf0 [ 2406.044223] [<ffffffff8108b500>] ? kthread_create_on_node+0x1c0/0x1c0 [ 2406.044223] [<ffffffff8173300c>] ret_from_fork+0x7c/0xb0 [ 2406.044223] [<ffffffff8108b500>] ? kthread_create_on_node+0x1c0/0x1c0 I have the crashdump for it, let me know how you want to proceed. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1413540 Title: Trusty soft lockup issues with nested KVM To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1413540/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
