file descripter leak in current with Qmail?
Robert Watson
rwatson at freebsd.org
Mon Jun 7 20:24:49 GMT 2004
On Mon, 7 Jun 2004, Arjan van Leeuwen wrote:
> > It could be that this is related to the esd file descriptor leak problem
> > also being reported. You might also try the attached patch.
>
> I get a panic (address not allocated) when using the patch. I can't
> write down any useful details about it right now, because although the
> server has only 3 users, they're very disconcerned when I disrupt their
> internet traffic :).
Just ran into that myself once the build finished -- looks like 'sa' isn't
being initialized to NULL. I'll send a follow-up patch shortly.
>
> Best regards,
>
> Arjan
>
> >
> > Robert N M Watson FreeBSD Core Team, TrustedBSD Projects
> > robert at fledge.watson.org Senior Research Scientist, McAfee Research
> >
> > Index: uipc_syscalls.c
> > ===================================================================
> > RCS file: /data/ncvs/src/sys/kern/uipc_syscalls.c,v
> > retrieving revision 1.187
> > diff -u -r1.187 uipc_syscalls.c
> > --- uipc_syscalls.c 7 Jun 2004 09:59:50 -0000 1.187
> > +++ uipc_syscalls.c 7 Jun 2004 19:38:39 -0000
> > @@ -285,7 +285,7 @@
> > if ((head->so_state & SS_NBIO) && TAILQ_EMPTY(&head->so_comp)) {
> > ACCEPT_UNLOCK();
> > error = EWOULDBLOCK;
> > - goto done;
> > + goto noconnection;
> > }
> > while (TAILQ_EMPTY(&head->so_comp) && head->so_error == 0) {
> > if (head->so_state & SS_CANTRCVMORE) {
> > @@ -296,14 +296,14 @@
> > "accept", 0);
> > if (error) {
> > ACCEPT_UNLOCK();
> > - goto done;
> > + goto noconnection;
> > }
> > }
> > if (head->so_error) {
> > error = head->so_error;
> > head->so_error = 0;
> > ACCEPT_UNLOCK();
> > - goto done;
> > + goto noconnection;
> > }
> > so = TAILQ_FIRST(&head->so_comp);
> > KASSERT(!(so->so_qstate & SQ_INCOMP), ("accept1: so SQ_INCOMP"));
> >
> >
> >
> > !DSPAM:40c4c5b6283404763116770!
>
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