Date: Fri, 27 Jul 2012 15:46:25 -0700 From: Sean Bruno <seanbru@yahoo-inc.com> To: Kevin Oberman <kob6558@gmail.com> Cc: "freebsd-stable@freebsd.org Stable" <freebsd-stable@freebsd.org> Subject: Re: Regression in stable for ThinkPad T520 with Intel GPU (Sandybridge) between June 22 and July 18 Message-ID: <1343429185.5002.16.camel@powernoodle.corp.yahoo.com> In-Reply-To: <CAN6yY1s3LW%2BUpb57yO%2BrS2jxC8NJC7oabcA6d92ffGJ3NkBRNg@mail.gmail.com> References: <CAN6yY1s3LW%2BUpb57yO%2BrS2jxC8NJC7oabcA6d92ffGJ3NkBRNg@mail.gmail.com>
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On Tue, 2012-07-24 at 18:35 -0700, Kevin Oberman wrote: > I will shortly spend a bit of time tracking down the breakage more > closely, but my 9-Stable system of June 22 runs fine. After an update > on about July 10, I noted that it would hang after Xorg was started, > but usually worked. After an upgrade to July 18, my system could no > longer start Gnome. It would start Xorg and Gnome would start > normally, getting many apps started, but about 10 seconds after the > wallpaper loaded, the system would freeze solid. No network access and > no response to mouse or keyboard. > > I have looked into commits to 9-STABLE during the time at issue and > very little seems to have changed due to the pre-9.1 freeze. > Similarly, nothing much has changed in any of the X11 ports. > > This really smells a lot like a race condition. I can trigger the same > behavior by enabling VT-x (not VT-d) in BIOS. In all cases where it > was intermittent, if my desktop completed startup, the system runs > fine until re-booted. This is probably the primary reason I might not > have realized that there was a problem as I don't boot the system > often except when traveling, which I was between July 1 and July 6 and > again July 18 when the system died. > > Any idea what I might try looking at? Oh good, its not just me. I note that this is happens when I'm not hardwired in at my docking station as the system doesn't get a routeable IP addr, until much later if on wireless. When watching the system boot, I think I might ctrl-c the sendmail startup or something when it starts to keep this from happening. Sean
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