Re: [Xen-devel] [PATCH 00/60] xen: add core scheduling support

[Dario Faggioli <dfaggioli@xxxxxxxx>]

On Fri, 2019-07-05 at 14:17 +0100, Sergey Dyasli wrote:
> 1) This crash is quite likely to happen:
> 
> [2019-07-04 18:22:46 UTC] (XEN) [ 3425.220660] Watchdog timer detects
> that CPU2 is stuck!
> [2019-07-04 18:22:46 UTC] (XEN) [ 3425.226293] ----[ Xen-4.13.0-
> 8.0.6-d  x86_64  debug=y   Not tainted ]----
> [...]
> [2019-07-04 18:22:47 UTC] (XEN) [ 3425.501989] Xen call trace:
> [2019-07-04 18:22:47 UTC] (XEN) [
> 3425.505278]    [<ffff82d08023d578>] vcpu_sleep_sync+0x50/0x71
> [2019-07-04 18:22:47 UTC] (XEN) [
> 3425.511518]    [<ffff82d080208370>] vcpu_pause+0x21/0x23
> [2019-07-04 18:22:47 UTC] (XEN) [
> 3425.517326]    [<ffff82d08023e25d>]
> vcpu_set_periodic_timer+0x27/0x73
> [2019-07-04 18:22:47 UTC] (XEN) [
> 3425.524258]    [<ffff82d080209682>] do_vcpu_op+0x2c9/0x668
> [2019-07-04 18:22:47 UTC] (XEN) [
> 3425.530238]    [<ffff82d08024f970>] compat_vcpu_op+0x250/0x390
> [2019-07-04 18:22:47 UTC] (XEN) [
> 3425.536566]    [<ffff82d080383964>] pv_hypercall+0x364/0x564
> [2019-07-04 18:22:47 UTC] (XEN) [
> 3425.542719]    [<ffff82d080385644>] do_entry_int82+0x26/0x2d
> [2019-07-04 18:22:47 UTC] (XEN) [
> 3425.548876]    [<ffff82d08038839b>] entry_int82+0xbb/0xc0
>
Mmm... vcpu_set_periodic_timer?

What kernel is this and when does this crash happen?

Thanks and Regards
-- 
Dario Faggioli, Ph.D
http://about.me/dario.faggioli
Virtualization Software Engineer
SUSE Labs, SUSE https://www.suse.com/
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<<This happens because _I_ choose it to happen!>> (Raistlin Majere)

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