[ovirt-users] Kernel panic - not syncing: An NMI occurred on HP Dl360g6

[Daniel Helgenberger]

On 27.05.2015 16:50, Alex Crow wrote:
> Hi,
Hello,

thanks for getting back to me.
>
> If you've had a crash caused by an NMI it can often be a hardware issue.
The first thing I checked is IML logs - nothing there. These machines 
are quite resilient and report almost everything.

The HW diag is fine...

>
> Maybe worth running some H/W diagnostics.
>
> Cheers
>
> Alex
>
> On 27/05/15 15:40, Daniel Helgenberger wrote:
>> Hello,
>>
>> can somebody help me getting to the bottom of this panic? vdsm.log was
>> empty (stopped 10min prior panic) and is rotated away already (forgot to
>> save it...)
>>
>> Might this be [1]? However, I do not have an active subscription so I
>> cannot acccess the helpdoc.
>>
>> Thanks!
>>
>> [1] https://access.redhat.com/solutions/442193
>>
>>
>> [64457.990217] kvm: zapping shadow pages for mmio generation wraparound
>> [64469.916912] kvm [21434]: vcpu0 unhandled rdmsr: 0x1ad
>> [71035.222120] ixgbe 0000:04:00.0 ens1f0: NIC Link is Down
>> [71035.223699] storageA: port 1(ens1f0.2) entered disabled state
>> [71035.223932] storageB: port 1(ens1f0.3) entered disabled state
>> [71035.224173] server: port 1(ens1f0.10) entered disabled state
>> [71035.224447] workstations: port 1(ens1f0.11) entered disabled state
>> [71035.572619] bnx2 0000:02:00.0 enp2s0f0: NIC Copper Link is Down
>> [71036.225789] ovirtmgmt: port 1(enp2s0f0) entered disabled state
>> [71091.146266] hpwdt: Unexpected close, not stopping watchdog!
>> [71138.579788] ovirtmgmt: port 2(vnet0) entered disabled state
>> [71138.580067] device vnet0 left promiscuous mode
>> [71138.580079] ovirtmgmt: port 2(vnet0) entered disabled state
>> [71146.413292] Kernel panic - not syncing: An NMI occurred. Depending on
>> your system the reason for the NMI is logged in any one of the following
>> resources:
>> 1. Integrated Management Log (IML)
>> 2. OA Syslog
>> 3. OA Forward Progress Log
>> 4. iLO Event Log
>> [71146.739719] CPU: 0 PID: 0 Comm: swapper/0 Tainted: G          I
>> --------------   3.10.0-229.4.2.el7.x86_64 #1
>> [71146.858234] Hardware name: HP ProLiant DL360 G6, BIOS P64 07/02/2013
>> [71146.934129]  ffffffffa026d2d8 f7d5e6c540f56fc7 ffff8807ffc05de0
>> ffffffff81604eaa
>> [71147.022535]  ffff8807ffc05e60 ffffffff815fe71e 0000000000000008
>> ffff8807ffc05e70
>> [71147.111065]  ffff8807ffc05e10 f7d5e6c540f56fc7 ffffffff8101bad9
>> ffffc9000a806072
>> [71147.199595] Call Trace:
>> [71147.228779]  <NMI>  [<ffffffff81604eaa>] dump_stack+0x19/0x1b
>> [71147.297491]  [<ffffffff815fe71e>] panic+0xd8/0x1e7
>> [71147.354746]  [<ffffffff8101bad9>] ? sched_clock+0x9/0x10
>> [71147.418233]  [<ffffffffa026c8ed>] hpwdt_pretimeout+0xdd/0xe0 [hpwdt]
>> [71147.494192]  [<ffffffff8160d6d9>] nmi_handle.isra.0+0x69/0xb0
>> [71147.562873]  [<ffffffff8160d8dd>] do_nmi+0x1bd/0x340
>> [71147.622201]  [<ffffffff8160cb31>] end_repeat_nmi+0x1e/0x2e
>> [71147.687768]  [<ffffffff8133d4d4>] ? intel_idle+0xe4/0x170
>> [71147.752291]  [<ffffffff8133d4d4>] ? intel_idle+0xe4/0x170
>> [71147.816818]  [<ffffffff8133d4d4>] ? intel_idle+0xe4/0x170
>> [71147.881343]  <<EOE>>  [<ffffffff814aaa20>] cpuidle_enter_state+0x40/0xc0
>> [71147.961483]  [<ffffffff814aab65>] cpuidle_idle_call+0xc5/0x200
>> [71148.031208]  [<ffffffff8101d21e>] arch_cpu_idle+0xe/0x30
>> [71148.094694]  [<ffffffff810c6985>] cpu_startup_entry+0xf5/0x290
>> [71148.164420]  [<ffffffff815f33e7>] rest_init+0x77/0x80
>> [71148.224791]  [<ffffffff81a45057>] start_kernel+0x429/0x44a
>> [71148.290354]  [<ffffffff81a44a37>] ? repair_env_string+0x5c/0x5c
>> [71148.361120]  [<ffffffff81a44120>] ? early_idt_handlers+0x120/0x120
>> [71148.434999]  [<ffffffff81a445ee>] x86_64_start_reservations+0x2a/0x2c
>> [71148.511997]  [<ffffffff81a44742>] x86_64_start_kernel+0x152/0x175
>>
>>
>>
>

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Daniel Helgenberger
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