Date: Mon, 1 Mar 2004 19:54:06 -0500 (EST) From: "Aaron Peterson" <aaron@alpete.com> To: "Brian F. Feldman" <green@freebsd.org> Cc: aaron@alpete.com Subject: Re: Mozilla Firefox and firebird problems after sat022604upgradeofFreeBSD-current Message-ID: <20768.204.118.74.216.1078188846.squirrel@mail.alpete.com> In-Reply-To: <200403012203.i21M3Ln5067385@green.homeunix.org> References: Message from "Aaron Peterson" <aaron@alpete.com> <2660.162.114.211.143.1078176728.squirrel@mail.alpete.com> <200403012203.i21M3Ln5067385@green.homeunix.org>
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>> Go to the _CONSOLE_ and execute the programs that
>> are "causing" the "lock-up" and you will stand a
>> chance at actually finding and fixing whatever is
>> going wrong.
>>
>> Ctrl-Alt-F1
>> <login>
>> DISPLAY=:0.0 firefox
> Were you able to get a backtrace now?
wonder of wonders, miracle of miracles :)
panic: Assertion td->td_flags & TDF_SINTR failed at
/usr/src/sys/kern/subr_sleepqueue.c:761 at line 761 in file
/usr/src/sys/kern/subr_sleepqueue.c cpuid = 0;
Debugger("panic")
Is that related to this kernel patch (pasted at bottom) I've seen cross
the list today? If so, has this patch been committed to the cvs sources,
or will i need to apply it manually? if not, what might my next step be?
aaron
Danny J. Zerkel wrote:
> Looks like John's sys/kern/kern_thread.c 1.171 broke Mozilla (and
> threading in general). He appears to have left out a test that
> the sleeping thread is interruptable in one spot:
>
> --- kern_thread.c.orig Mon Mar 1 15:08:01 2004
> +++ kern_thread.c Mon Mar 1 14:26:30 2004
> @@ -646,7 +646,8 @@
> } else if (TD_ON_SLEEPQ(td2) &&
> ((td2->td_wchan == &kg->kg_completed) ||
> (td2->td_wchan == &p->p_siglist &&
> - (ku->ku_mflags & KMF_WAITSIGEVENT)))) {
> + (ku->ku_mflags & KMF_WAITSIGEVENT))) &&
> + (td2->td_flags & TDF_SINTR)) {
> sleepq_abort(td2);
> } else {
> ku->ku_flags |= KUF_DOUPCALL;
>
> This change fixes my Mozilla hangs and other panics on current.
>
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