Re: [Xen-devel] [xen-unstable-smoke test] 99722: regressions - FAIL

[Andrew Cooper <andrew.cooper3@xxxxxxxxxx>]

On 27/07/2016 20:51, osstest service owner wrote:
> flight 99722 xen-unstable-smoke real [real]
> http://logs.test-lab.xenproject.org/osstest/logs/99722/
>
> Regressions :-(
>
> Tests which did not succeed and are blocking,
> including tests which could not be run:
>  test-amd64-amd64-xl-qemuu-debianhvm-i386 12 guest-saverestore fail REGR. vs. 
> 99707

This is :

*** Error in `xl': double free or corruption (fasttop): 0x000000000108e560 ***

from the commit range:

* 7179cd3 - xen/domctl: Add DOMINFO_hap to xen_domctl_getdomaininfo (5
hours ago) <Andrew Cooper>
* d2412fd - libxl: move common nic stuff into one source (8 hours ago)
<Juergen Gross>
* 9f3fbaf - libxl: add config update callback to device type framework
(8 hours ago) <Juergen Gross>
* 20609ad - libxl: split libxl vtpm code into one source (8 hours ago)
<Juergen Gross>
* 803d4d3 - libxl: move library pvusb specific code into libxl_pvusb.c
(8 hours ago) <Juergen Gross>
* e320815 - libxl: add "pv device mode needed" support to device type
framework (8 hours ago) <Juergen Gross>
* de0b58c - libxl: add "merge" function to generic device type support
(8 hours ago) <Juergen Gross>
* 6539480 - altp2m: Allow shared entries to be copied to altp2m views
during lazycopy (10 hours ago) <Tamas K Lengyel>
* a97bedb - xen/arm: p2m: Simplify p2m type check by using bitmask (21
hours ago) <Julien Grall>
* 8cfe8bc - xen/arm: p2m: Use p2m_is_foreign in get_page_from_gfn to
avoid open coding (21 hours ago) <Julien Grall>
* 4b11387 - xen/arm: p2m: Clean-up mfn_to_p2m_entry (21 hours ago)
<Julien Grall>
* 96d1be3 - arm/vgic: Change fixed number of mmio handlers to variable
number (22 hours ago) <Shanker Donthineni>
* 8047e09 - xen/arm: io: Use binary search for mmio handler lookup (22
hours ago) <Shanker Donthineni>
* e3eb84e - xen: Add generic implementation of binary search (22 hours
ago) <Shanker Donthineni>
* 96a1eee - arm/io: Use separate memory allocation for mmio handlers (22
hours ago) <Shanker Donthineni>
* 9f14414 - x86/entry: Avoid SMAP violation in
compat_create_bounce_frame() (31 hours ago) <Andrew Cooper>
* e1bff4c - x86/pv: Remove unsafe bits from the mod_l?_entry() fastpath
(31 hours ago) <Andrew Cooper>

Sorry Juergen, but your libxl series looks like the only plausible
candidate.

The XenServer Coverity instance will get around to looking at this code
presently, and might spot something, but I don't have any results yet.

~Andrew

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