Re: What version of Xorg?

On Tue, 29 Jan 2008 09:07:19 GMT Hactar <ebenZEROONE@xxxxxxxxxxx> wrote:
| In article <fnm8fr0242h@xxxxxxxxxxxxxxxxx>, <phil-news-nospam@xxxxxxxx> wrote:
|> On Mon, 28 Jan 2008 01:07:14 GMT Hactar <ebenZEROONE@xxxxxxxxxxx> wrote:
|> | In article <fnilv601de3@xxxxxxxxxxxxxxxxx>,
|> <phil-news-nospam@xxxxxxxx> wrote:
|> |> On Sun, 27 Jan 2008 19:07:15 GMT Hactar <ebenZEROONE@xxxxxxxxxxx> wrote:
|> |
|> |> | tail -f /var/lox/Xorg.0.log on a text console, switch to it with
|> |> | ctrl-alt-number. See where it gets when it stops.
|> |>
|> |> Since X is stuck in a loop, I cannot switch the console. I know it is
|> |> VT 10. But it's on VT 10 and the screen is black. It appears that X
|> |> goes into a CPU loop sometime after it switches console and starts to
|> |> change the video mode. It never finishes. I let the loop run for 2
|> |> hours and it's not getting out in any reasonable time frame.
|> |>
|> |> I can SSH in from another computer (that has the same video card but is
|> |> running Slackware 11.0 with Xorg 6.9.0 and working OK). Doing strace
|> |> shows no syscalls being made or signals being handled by the X process.
|> |> It pegs the CPU to 100% (one CPU core out of a pair of dual cores).
|> |
|> | OK, after you kill X with ctrl-alt-backspace check that file. It's hung
|> | on some driver. Might want to google your video card and the last thing
|> | in the xorg log.
|>
|> ctrl-alt-backspace has not effect. The X process isn't getting any signals
|> and is not calling select/poll/read for anything (no syscalls at all). It
|> appears to be hung in a loop apparently with all signals masked off.
|
| Fine, make it tricky, why doncha? OK, log in from another machine and
| tail -f that file while you do stuff. Heck, how do you normally kill X
| when it hangs? BRS?

Yeah, tricky :-)

I logged in from another machine and did "strace -ftt -s 256 -p <PID>" and
it showed nothing happening when I tried to do anything like pressing keys
and sending signals (other than SIGKILL). The "top" command showed it
using 100% CPU. No syscalls. No signals.

--
|---------------------------------------/----------------------------------|
| Phil Howard KA9WGN (ka9wgn.ham.org) / Do not send to the address below |
| first name lower case at ipal.net / spamtrap-2008-01-29-2002@xxxxxxxx |
|------------------------------------/-------------------------------------|
.

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