Re: [Xen-devel] Test for osstest, features used in Qubes OS

[George Dunlap <dunlapg@xxxxxxxxx>]

On Fri, May 18, 2018 at 5:19 PM, Marek Marczykowski
<marmarek@xxxxxxxxxxxxxxxxxxxxxx> wrote:
> On Fri, May 18, 2018 at 09:54:37AM -0600, Jan Beulich wrote:
>> >>> On 18.05.18 at 17:33, <marmarek@xxxxxxxxxxxxxxxxxxxxxx> wrote:
>> > Yes, I'm happy to help with that. As I've said, the basic test is very
>> > simple (rtcwake command) and already very useful. The fact that it is(?)
>> > broken on staging doesn't make it easier,
>>
>> Details on the breakage would be appreciated (on a separate thread),
>> unless you plan to address it yourself. I recall Simon(?) mentioning this as
>> well, but also not providing sufficient data to consider looking into it
>> (perhaps simply because it wasn't easy to obtain useful data, as
>> frequently is the case with S3 resume). I think it would be nice if we could
>> release 4.11 without a regression here.
>
> I only know that Simon have tested it and it fails. Cc'ing him.

Well I tried it with a post-RC 4.11 and got the below.  I haven't done
any investigation.

 -George

(XEN) CPU0 CMCI LVT vector (0xf2) already installed
(XEN) CPU0: Thermal monitoring enabled (TM1)
(XEN) Finishing wakeup from ACPI S3 state.
(XEN) Preparing system for ACPI S3 state.
(XEN) Disabling non-boot CPUs ...
(XEN) Broke affinity for irq 16
(XEN) Broke affinity for irq 49
(XEN) CPU: Physical Processor ID: 0
(XEN) CPU: Processor Core ID: 0
(XEN) CPU: L1 I cache: 32K, L1 D cache: 32K
(XEN) CPU: L2 cache: 256K
(XEN) CPU: L3 cache: 12288K
(XEN) Enabling non-boot CPUs  ...
(XEN) Booting processor 1/2 eip 8e000
(XEN) Initializing CPU#1
(XEN) CPU: Physical Processor ID: 0
(XEN) CPU: Processor Core ID: 1
(XEN) CPU: L1 I cache: 32K, L1 D cache: 32K
(XEN) CPU: L2 cache: 256K
(XEN) CPU: L3 cache: 12288K
(XEN) CPU1: Intel(R) Xeon(R) CPU           E5630  @ 2.53GHz stepping 02
(XEN) Booting processor 2/18 eip 8e000
(XEN) Initializing CPU#2
(XEN) CPU: Physical Processor ID: 0
(XEN) CPU: Processor Core ID: 9
(XEN) CPU: L1 I cache: 32K, L1 D cache: 32K
(XEN) CPU: L2 cache: 256K
(XEN) CPU: L3 cache: 12288K
(XEN) CPU2: Intel(R) Xeon(R) CPU           E5630  @ 2.53GHz stepping 02
(XEN) Booting processor 3/20 eip 8e000
(XEN) Initializing CPU#3
(XEN) CPU: Physical Processor ID: 0
(XEN) CPU: Processor Core ID: 10
(XEN) CPU: L1 I cache: 32K, L1 D cache: 32K
(XEN) CPU: L2 cache: 256K
(XEN) CPU: L3 cache: 12288K
(XEN) CPU3: Intel(R) Xeon(R) CPU           E5630  @ 2.53GHz stepping 02
(XEN) *** DOUBLE FAULT ***
(XEN) ----[ Xen-4.11-rc  x86_64  debug=y   Not tainted ]----
(XEN) CPU:    0
(XEN) RIP:    e008:[<ffff82d080377944>] handle_exception+0x9c/0xf7
(XEN) RFLAGS: 0000000000010006   CONTEXT: hypervisor
(XEN) rax: ffffc900422480b8   rbx: 0000000000000000   rcx: 0000000000000005
(XEN) rdx: 0000000000000000   rsi: 0000000000000000   rdi: 0000000000000000
(XEN) rbp: 000036ffbddb7f27   rsp: ffffc90042248000   r8:  0000000000000000
(XEN) r9:  0000000000000000   r10: 0000000000000000   r11: 0000000000000000
(XEN) r12: 0000000000000000   r13: 0000000000000000   r14: ffffc9004224ffff
(XEN) r15: 0000000000000000   cr0: 000000008005003b   cr4: 00000000000026e0
(XEN) cr3: 000000018a100000   cr2: ffffc90042247ff8
(XEN) fsb: 00007f6242d95700   gsb: ffff88003dc00000   gss: 0000000000000000
(XEN) ds: 0000   es: 0000   fs: 0000   gs: 0000   ss: e010   cs: e008
(XEN) Current stack base ffffc90042248000 differs from expected ffff8300dfa80000
(XEN) Valid stack range: ffffc9004224e000-ffffc90042250000,
sp=ffffc90042248000, tss.rsp0=ffff8300dfa87fa0
(XEN) No stack overflow detected. Skipping stack trace.
(XEN)
(XEN) ****************************************
(XEN) Panic on CPU 0:
(XEN) DOUBLE FAULT -- system shutdown
(XEN) ****************************************
(XEN)
(XEN) Reboot in five seconds...

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