[linux-sparc-devel] Kernel Panic 4.1.12-32.el6uek.sparc64

[Alexandre Chartre]

On 04/25/2016 02:36 PM, Riaan Rossouw wrote:
> Yes Alex starting this guest domain on a T5-2.
>
> Is below enough?

Yes, thanks (re-adding the list, I forgot to include it initially).

alex.

> ###############################################
> sunvdc: Virtual Hard disk vdiska
> sunvdc: vdiska: 41943040 sectors (20480 MB) protocol 1.1
>   vdiska: vdiska1 vdiska2 vdiska3
> sunvdc: vdiskb: Attribute NACK
> sunvdc: vdiskb ldc link reset
> Unable to handle kernel NULL pointer dereference
> tsk->{mm,active_mm}->context = 000000000000003b
> tsk->{mm,active_mm}->pgd = fff8002040892000
>                \|/ ____ \|/
>                "@'/ .. \`@"
>                /_| \__/ |_\
>                   \__U_/
> kworker/0:1(18): Oops [#1]
> CPU: 0 PID: 18 Comm: kworker/0:1 Not tainted 4.1.12-32.el6uek.sparc64 #1
> Workqueue: sunvdc vdc_ldc_reset_work [sunvdc]
> task: fff800204a54a2a0 ti: fff800204a54c000 task.ti: fff800204a54c000
> TSTATE: 0000004480e01606 TPC: 000000001004aa00 TNPC: 00000000006a72c0 Y: 00000000    Not tainted
> TPC: <vdc_ldc_reset+0x40/0x240 [sunvdc]>
> g0: 0000000000000000 g1: 0000000000000000 g2: 0000000000dabef0 g3: 00000000000000d3
> g4: fff800204a54a2a0 g5: fff800204f12a000 g6: fff800204a54c000 g7: 0000000000000720
> o0: 000000000000001d o1: fff80020409994e6 o2: 0000000000000001 o3: 0000000000000001
> o4: 0000000000000000 o5: 0000000000000000 sp: fff800204a54f2d1 ret_pc: 000000001004a9fc
> RPC: <vdc_ldc_reset+0x3c/0x240 [sunvdc]>
> l0: fff8002040998000 l1: fff80020408084e0 l2: 0000000000000000 l3: 00000000009d8c38
> l4: 0000000000000005 l5: 0000000000000001 l6: fff80020409994e6 l7: 0000000000244220
> i0: fff8002040998000 i1: 0000000000c80008 i2: 0000000000bf1000 i3: 0000000000000001
> i4: fff80020409994c0 i5: 0000000000000000 i6: fff800204a54f381 i7: 000000001004ad04
> I7: <vdc_ldc_reset_work+0x24/0x40 [sunvdc]>
> Call Trace:
>   [000000001004ad04] vdc_ldc_reset_work+0x24/0x40 [sunvdc]
>   [00000000004867a0] process_one_work+0x160/0x3e0
>   [0000000000486b54] worker_thread+0x134/0x400
>   [000000000048bbac] kthread+0xac/0xe0
>   [0000000000406104] ret_from_fork+0x1c/0x2c
>   [0000000000000000]           (null)
> Disabling lock debugging due to kernel taint
> Caller[000000001004ad04]: vdc_ldc_reset_work+0x24/0x40 [sunvdc]
> Caller[00000000004867a0]: process_one_work+0x160/0x3e0
> Caller[0000000000486b54]: worker_thread+0x134/0x400
> Caller[000000000048bbac]: kthread+0xac/0xe0
> Caller[0000000000406104]: ret_from_fork+0x1c/0x2c
> Caller[0000000000000000]:           (null)
> Instruction DUMP: 92100016  c25e2428  7c197231 <d0586380> c2062040  e0062044  80a40001  02400024  01000000
> Kernel panic - not syncing: Fatal exception
> Press Stop-A (L1-A) to return to the boot prom
> ---[ end Kernel panic - not syncing: Fatal exception
> ###############################################
>
> -----Original Message-----
> From: Alexandre Chartre [mailto:alexandre.chartre at oracle.com]
> Sent: Monday, April 25, 2016 2:29 AM
> To: Riaan Rossouw
> Subject: Re: [linux-sparc-devel] Kernel Panic 4.1.12-32.el6uek.sparc64
>
>
> Do you see this panic when booting the guest domain?
> Can you provide the entire stack trace?
>
> Thanks,
>
> alex.
>
>
> On 04/24/2016 07:22 PM, Riaan Rossouw wrote:
>> Guys not sure if this email makes it to a moderator or to the list...
>>
>> FYI I can reproduce a kernel panic when I have a non existent LDM NFS attachment added as a vdisk).
>>
>> vdc_port: probe of vdc-port-1-0 failed with error -54
>>
>>                 \|/ ____ \|/
>>
>>                 "@'/ .. \`@"
>>
>>                 /_| \__/ |_\
>>
>>                    \__U_/
>>
>> kworker/3:1(77): Oops [#1]
>>
>> attachment was:
>>
>> # ldm bind usli-plag-ut02
>>
>> Path /software/LinuxSparc/linux-sparc-1.0-DVD.iso is not a valid file or device on service domain primary
>>
>> # uname -a
>>
>> Linux usli-plag-ut02 4.1.12-32.el6uek.sparc64 #1 SMP Thu Dec 17 19:27:27 PST 2015 sparc64 sparc64 sparc64 GNU/Linux
>>
>>
>>
>> _______________________________________________
>> linux-sparc-devel mailing list
>> linux-sparc-devel at oss.oracle.com
>> https://oss.oracle.com/mailman/listinfo/linux-sparc-devel
>>