Messages in this thread | | | From | Rob Landley <> | Subject | Re: Process in D state (was Re: 2.6.0-test5-mm2) | Date | Sun, 21 Sep 2003 14:30:50 -0400 |
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On Saturday 20 September 2003 17:49, Andrew Morton wrote: > Rob Landley <rob@landley.net> wrote: > > But, twice in a row now I've made this happen: > > > > 1391 pts/1 S 0:00 /bin/bash > > 1419 pts/1 S 0:00 /bin/sh ./build.sh > > 1423 pts/1 S 0:00 /bin/bash > > /home/landley/pending/newfirmware/make-stat > > 1447 pts/1 D 0:04 tar xvjf > > /home/landley/pending/newfirmware/base/linux > > 1448 pts/1 S 0:37 bzip2 -d > > > > All I have to do is run my script, it tries to extract the kernel > > tarball, and tar hangs in D state. > > > > How do I debug this? (Is there some way to get the output of Ctrl-ScrLk > > to go to the log instead of just the console? My system isn't currently > > hung, it's just got a process that is. This process being hung prevents > > my partitions from being unmounted on shutdown, which is annoying.) > > sysrq-T followed by `dmesg -s 1000000 > foo' should capture it.
I'll give it a try...
Okay, I reproduced the hang. Now... It's beeping at me?
It helps to have magic sysrq selected in menuconfig. I'll get back to this...
> > Other miscelanous bugs: cut and paste only works some of the time (it > > pastes blanks other times, dunno if this was -test5 or -mm2; it worked > > fine in -test4). > > vgacon? fbcon? X11?
X11. At first I thought it was only between certain apps, but now I thin it's just plain intermittent. Smells like a race or uninitialized variable or something. (For all I know, the bug could be in kde, although I'm using RH9's binaries. I've seen it cutting and pasting between kmail, konsole, and konqueror. Sorry, can't reproduce this one at will...
> > The key repeat problem is still there, although still highly > > intermittent. > > I think Andries says that some keyboards just forget to send up codes. > We'll probably need some kernel boot parameter to support these, using the > keyboard's silly native autorepeat.
I'd rather not have any autorepeat at all than have it go intermittently nuts on me...
> > The boot hung enabling swap space once. I don't know why. (Init was > > already running and everything...) > > Probably the O_DIRECT locking bug: I had `rpmv' getting stuck on boot for a > while. mm3 fixed that.
I'll upgrade after I get you your sysrq-t.
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