3.2-rc2+: Reported regressions from 3.0 and 3.1

[Srivatsa S. Bhat]

On 11/22/2011 03:19 AM, Rafael J. Wysocki wrote:
> This message contains a list of some regressions from 3.0 and 3.1
> for which there are no fixes in the mainline known to the tracking team.
> If any of them have been fixed already, please let us know.
> 
> If you know of any other unresolved regressions from 3.0 and 3.1, please let us
> know either and we'll add them to the list.  Also, please let us know if any of
> the entries below are invalid.
> 
> The entries below are simplified and the statistics are not present due to the
> continuing Bugzilla outage.
> 
> Subject    : iwlagn is getting very shaky
> Submitter  : Norbert Preining <preining at logic.at>
> Date       : 2011-10-19 6:01
> Message-ID : 20111019060108.GA11588 at gamma.logic.tuwien.ac.at
> References : http://marc.info/?l=linux-kernel&m=131914553920614&w=2
> 
> Subject    : Regression: "irqpoll" hasn't been working for me since March 16 IRQ
> Submitter  : Edward Donovan <edward.donovan at numble.net>
> Date       : 2011-10-19 22:09
> Message-ID : CADdbW+HXdCPfJu2RTF6zz+ujCmiu_dmZwL2iScuF53p=AaZ1Uw at mail.gmail.com
> References : http://marc.info/?l=linux-kernel&m=131914554220679&w=2
> 
> Subject    : Regression in 3.1 causes Xen to use wrong idle routine
> Submitter  : Stefan Bader <stefan.bader at canonical.com>
> Date       : 2011-10-26 10:24
> Message-ID : 4EA7DFD1.9060608 at canonical.com
> References : http://marc.info/?l=linux-acpi&m=131962467924564&w=2
> 
> Subject    : 3.1+ iwlwifi lockup
> Submitter  : Dave Jones <davej at redhat.com>
> Date       : 2011-10-31 14:34
> Message-ID : 20111031143408.GA17152 at redhat.com
> References : http://marc.info/?l=linux-kernel&m=132007169420160&w=2
> 
> Subject    : hugetlb oops on 3.1.0-rc8-devel
> Submitter  : Andy Lutomirski <luto at amacapital.net>
> Date       : 2011-11-01 22:20
> Message-ID : CALCETrW1mpVCz2tO5roaz1r6vnno+srHR-dHA6_pkRi2qiCfdw at mail.gmail.com
> References : http://marc.info/?l=linux-kernel&m=132018604426692&w=2
> 
> Subject    : Simultaneous cat and external keyboard input causing kernel panic
> Submitter  : Timo Jyrinki <timo.jyrinki at gmail.com>
> Date       : 2011-11-03 12:14
> Message-ID : CAJtFfxmovJHspHHKbvBVc4pw+u5mjGmUejCXEzdV+GqE=jVSOQ at mail.gmail.com
> References : http://marc.info/?l=linux-kernel&m=132032253903074&w=2
> 
> Subject    : Linus GIT - INFO: possible circular locking dependency detected
> Submitter  : Miles Lane <miles.lane at gmail.com>
> Date       : 2011-11-03 15:57
> Message-ID : CAHFgRy8S0xLfhZxTUOEH5A0PL_Fb79-0-gmbQ=9h2D-xMqt1hA at mail.gmail.com
> References : http://marc.info/?l=linux-kernel&m=132033587908426&w=2
> 
> Subject    : lockdep warning after aa6afca5bcab: "proc: fix races against execve() of /proc/PID/fd**"
> Submitter  : Ari Savolainen <ari.m.savolainen at gmail.com>
> Date       : 2011-11-08 3:47
> Message-ID : CAEbykaXYZEFhTgWMm2AfaWQ2SaXYuO_ypTnw+6AVWScOYSCuuw at mail.gmail.com
> References : http://marc.info/?l=linux-kernel&m=132072413125099&w=2
> 
> Subject    : DMA-API check_sync errors with 3.2
> Submitter  : Josh Boyer <jwboyer at redhat.com>
> Date       : 2011-11-08 17:31
> Message-ID : 20111108173153.GE14216 at zod.bos.redhat.com
> References : http://marc.info/?l=linux-kernel&m=132077357608797&w=2
> 
> Subject    : [3.1-rc8 REGRESSION] sky2 hangs machine on turning off or suspending
> Submitter  : Rafał Miłecki <zajec5 at gmail.com>
> Date       : 2011-11-09 11:46
> Message-ID : CACna6ryTdLcWVYgHu=_mRFga1sFivpE_DyZOY-HMmKggkWAJAw at mail.gmail.com
> References : http://marc.info/?l=linux-netdev&m=132083922228088&w=4
> 
> Subject    : 3.2-rc1 doesn't boot on dual socket opteron without swap
> Submitter  : Niklas Schnelle <niklas at komani.de>
> Date       : 2011-11-10 20:09
> Message-ID : 1320955769.1718.8.camel at jupiter
> References : http://marc.info/?l=linux-kernel&m=132095583501767&w=2
> 
> Subject    : Sparc-32 doesn't work in 3.1.
> Submitter  : Rob Landley <rob at landley.net>
> Date       : 2011-11-12 11:22
> Message-ID : 4EBEAB5A.5020809 at landley.net
> References : http://www.spinics.net/lists/kernel/msg1260383.html
> 
> Subject    : khugepaged blocks suspend2ram (3.2.0-rc1-00252-g8f042aa)
> Submitter  : Sergei Trofimovich <slyich at gmail.com>
> Date       : 2011-11-12 10:48
> Message-ID : 20111112104859.7744b282 at sf.home
> References : https://lkml.org/lkml/2011/11/12/11
> 

Andrea's patch already fixes this issue, which was reported first by
Jiri Slaby. https://lkml.org/lkml/2011/11/11/93
I remember Andrew Morton taking this patch in his -mm tree. But it is
not in mainline yet. So can we consider this closed or not?

Thanks,
Srivatsa S. Bhat