Date: Thu, 27 Mar 2014 17:52:06 -0700 From: Kevin Oberman <rkoberman@gmail.com> To: Aleksandr Rybalko <ray@ddteam.net> Cc: Adrian Chadd <adrian@freebsd.org>, FreeBSD-STABLE Mailing List <freebsd-stable@freebsd.org>, Aleksandr Rybalko <ray@freebsd.org>, John Baldwin <jhb@freebsd.org> Subject: Re: Clock issues and crash on resume on 10-Stable r263062M Message-ID: <CAN6yY1uq=Cc00vU_GE34Wh8Oe6h%2BfZ=0bARiGqA77g7ktzjcUQ@mail.gmail.com> In-Reply-To: <20140327161602.02607ae3a6483bbb984eb367@ddteam.net> References: <CAN6yY1seOSacdXY3RKOgEdY_v%2BzD=vqMAfnsXH96Ft8w%2BOoJew@mail.gmail.com> <201403181527.17100.jhb@freebsd.org> <CAN6yY1tGaEwQ9cxii9F6ub2c=UD-wdrDRKT_LtZsBrGyDb%2B0nw@mail.gmail.com> <20140318234623.61a99182.ray@ddteam.net> <CAJ-VmondROfMX=7A7FCsr_e=vV75phnsnDz7TG0K6UhX6a=R7A@mail.gmail.com> <20140319141924.279e3d1bc7d8be7b93470a5d@ddteam.net> <CAN6yY1uUuEytGS_TOWfxS92JLmYkJ6%2Badrx1zEbPGHoOJwdLJA@mail.gmail.com> <20140327161602.02607ae3a6483bbb984eb367@ddteam.net>
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On Thu, Mar 27, 2014 at 7:16 AM, Aleksandr Rybalko <ray@ddteam.net> wrote: > On Wed, 19 Mar 2014 08:54:42 -0700 > Kevin Oberman <rkoberman@gmail.com> wrote: > > > On Wed, Mar 19, 2014 at 5:19 AM, Aleksandr Rybalko <ray@ddteam.net> > wrote: > > > > > On Tue, 18 Mar 2014 21:07:57 -0700 > > > Adrian Chadd <adrian@freebsd.org> wrote: > > > > > > > Well, changing the default is cool, but there's still some odd bug > > > > there that could do with chasing down. :) > > > > > > Sorry, I currently can't work on investigation why GIANT lock is NULL > > > sometime on resume. (IIRC it happen because I use callout_init w/o > > > mtx, so callout try to lock using GIANT) > > > > > > But I will glad to get any help on that :) > > > > > > > > Turned off vt switch and found a couple issues: > > > > 1. Audio was muted (by pressing the mute button) when I suspended the > > system. The suspend operation caused the system to beep. When I resumed, > it > > did so again and I noticed that the audio was no longer muted. This can > be > > an issue when in a meeting or in some other place where a loud noise is > not > > desirable, but my be an issue with the Lenovo BIOS or EC. > > > > 2. When the system is resumed, the display is not refreshed and is full > of > > artifacts.I moved to another desktop and back (I use gnome2) and fixed > > everything except the panel which never gets redrawn. This is possibly > an X > > issue (Intel 3000 graphics) or something with the KMS handling of a > resume. > > > > Probably neither of these is really a vt(4) issue, though, an I really do > > appreciate having a working vty system after starting X. > > -- > > R. Kevin Oberman, Network Engineer, Retired > > E-mail: rkoberman@gmail.com > > Kevin, > > I was already describe possible culprits of Xorg screen puzzling after > resume, there is two possible candidates: > 1. mishandling of system PM events by Xorg. > 2. something wrong inside drm2+drm/kms drivers. > > but things #1 in your list points more to mishandling of PM events. > > btw, crash with suspendswitch=1 looks like fixed :) > > Thanks! > > WBW > -- > Aleksandr Rybalko <ray@ddteam.net> > Thanks for getting this running. FWIW, I realized that switching to a vty and back to X takes care of he messed up display. Do you know when the crash was fixed? I am running r263692 and it still crashes. (Typo in sysctl.conf.) -- R. Kevin Oberman, Network Engineer, Retired E-mail: rkoberman@gmail.com
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