Re: 2.6.0-test7: Preempt enabled -> kernel panic

From: bill davidsen
Date: Tue Oct 21 2003 - 17:32:39 EST


In article <200310172319.59776.markus_schoder@xxxxxxxx>,
Markus Schoder <markus_schoder@xxxxxxxx> wrote:
| When compiling 2.6.0-test7 with preempt I get a kernel panic
| when running the tst-eintr1 test program from the nptl 0.60 package.
| It does not happen every time but running it repeatedly will lead
| to a panic pretty quickly.
|
| With preempt disabled it's rock solid.
|
| Stack trace is not always the same but there always seems to
| be infinite recursion. Also sometimes interrupts are disabled
| (no SysRq) and sometimes not.

I usually run 2.6 kernels with both softdog and NMI watchdog, have no
idea if that would help other than to possibly force a reboot.

| This is on an Athlon XP, kernel compiled with gcc 3.3.1.

Check the list, there was something about gcc version, don't remember
exactly what.
--
bill davidsen <davidsen@xxxxxxx>
CTO, TMR Associates, Inc
Doing interesting things with little computers since 1979.
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/