[ircd-ratbox] why irc.dks.ca split today / ratbox bug? (fwd)
Mike Jackson
mike at secsup.ca
Fri Aug 1 13:42:52 EDT 2003
Sure, here it is:
(gdb) bt full
#0 0x8072da8 in auth_error (auth=0x89aef60) at s_auth.c:251
auth = (struct AuthRequest *) 0x89aef60
#1 0x8073394 in auth_connect_callback (fd=484, error=4, data=0x89aef60)
at s_auth.c:497
error = 1059628032
auth = (struct AuthRequest *) 0x89aef60
us = {sin_len = 64 '@', sin_family = 250 '', sin_port = 49087,
sin_addr = {
s_addr = 134695565}, sin_zero = "\001\000\001\000"}
them = {sin_len = 64 '@', sin_family = 250 '', sin_port = 49087,
sin_addr = {s_addr = 134674935}, sin_zero = "\034O xA\b"}
authbuf =
"\020\001\a\b\020C\rK`\034O\004\000\000\000t\006\b8]o\b\223\001\000"
ulen = 16
tlen = 16
#2 0x807456c in comm_connect_callback (fd=484, status=4) at s_bsd.c:686
fd = 484
#3 0x80746b7 in comm_connect_tryconnect (fd=484, notused=0x0) at
s_bsd.c:796
fd = 484
retval = 1059628032
#4 0x8074c27 in comm_select (delay=0) at s_bsd_kqueue.c:278
fd = 484
hdl = (PF *) 0x3f28a400
F = (fde_t *) 0x86fa6a0
delay = 0
num = 141534880
i = 2
ke = {{ident = 12, filter = -1, flags = 1, fflags = 0, data = 2,
udata = 0x0}, {ident = 160, filter = -1, flags = 1, fflags = 0, data =
19,
udata = 0x0}, {ident = 403, filter = -1, flags = 1, fflags = 0, data =
59,
udata = 0x0}, {ident = 484, filter = -2, flags = 32785, fflags = 61,
data = 65535, udata = 0x0}, {ident = 43, filter = -1, flags = 1,
fflags = 0,
data = 17, udata = 0x0}, {ident = 379, filter = -1, flags = 1, fflags
= 0,
data = 597, udata = 0x0}, {ident = 435, filter = -1, flags = 1, fflags
= 0,
data = 19, udata = 0x0}, {ident = 42, filter = -1, flags = 1, fflags =
0,
data = 18, udata = 0x0}, {ident = 80, filter = -1, flags = 16384,
fflags = 0,
data = 9, udata = 0x0}, {ident = 16, filter = -1, flags = 16384,
fflags = 0,
data = 9, udata = 0x0}, {ident = 832, filter = -1, flags = 16384,
fflags = 0,
data = 9, udata = 0x0}, {ident = 103, filter = -1, flags = 16384,
fflags = 0,
data = 9, udata = 0x0}, {ident = 829, filter = -1, flags = 16384,
fflags = 0,
data = 9, udata = 0x0}, {ident = 811, filter = -1, flags = 16384,
fflags = 0,
data = 9, udata = 0x0}, {ident = 665, filter = -1, flags = 16384,
fflags = 0,
data = 9, udata = 0x0}, {ident = 699, filter = -1, flags = 16384,
fflags = 0,
data = 9, udata = 0x0}, {ident = 402, filter = -1, flags = 16384,
fflags = 0,
data = 9, udata = 0x0}, {ident = 873, filter = -1, flags = 16384,
fflags = 0,
data = 9, udata = 0x0}, {ident = 702, filter = -1, flags = 16384,
fflags = 0,
data = 9, udata = 0x0}, {ident = 771, filter = -1, flags = 16384,
fflags = 0,
data = 9, udata = 0x0}, {ident = 608, filter = -1, flags = 16384,
fflags = 0,
data = 9, udata = 0x0}, {ident = 628, filter = -1, flags = 16384,
fflags = 0,
data = 9, udata = 0x0}, {ident = 612, filter = -1, flags = 16384,
fflags = 0,
data = 9, udata = 0x0}, {ident = 267, filter = -1, flags = 16384,
fflags = 0,
data = 9, udata = 0x0}, {ident = 428, filter = -1, flags = 16384,
fflags = 0,
data = 9, udata = 0x0}, {ident = 194, filter = -1, flags = 16384,
fflags = 0,
data = 9, udata = 0x0}, {ident = 844, filter = -1, flags = 16384,
fflags = 0,
data = 9, udata = 0x0}, {ident = 871, filter = -2, flags = 16384,
fflags = 0,
data = 9, udata = 0x0}, {ident = 299, filter = -1, flags = 16384,
fflags = 0,
data = 9, udata = 0x0}, {ident = 325, filter = -1, flags = 16384,
fflags = 0,
data = 9, udata = 0x0}, {ident = 915, filter = -1, flags = 16384,
fflags = 0,
data = 9, udata = 0x0}, {ident = 926, filter = -1, flags = 16384,
fflags = 0,
data = 9, udata = 0x0}, {ident = 432, filter = -2, flags = 16384,
fflags = 0,
data = 9, udata = 0x0}, {ident = 182, filter = -1, flags = 16384,
fflags = 0,
data = 9, udata = 0x0}, {ident = 166, filter = -1, flags = 16384,
fflags = 0,
data = 9, udata = 0x0}, {ident = 829, filter = -1, flags = 16384,
fflags = 0,
data = 9, udata = 0x0}, {ident = 648, filter = -1, flags = 16384,
fflags = 0,
data = 9, udata = 0x0}, {ident = 574, filter = -1, flags = 16384,
fflags = 0,
data = 9, udata = 0x0}, {ident = 543, filter = -1, flags = 16384,
fflags = 0,
data = 9, udata = 0x0}, {ident = 873, filter = -2, flags = 16384,
fflags = 0,
data = 9, udata = 0x0}, {ident = 702, filter = -2, flags = 16384,
fflags = 0,
data = 9, udata = 0x0}, {ident = 965, filter = -2, flags = 16384,
fflags = 0,
data = 9, udata = 0x0}, {ident = 552, filter = -1, flags = 16384,
fflags = 0,
data = 9, udata = 0x0}, {ident = 308, filter = -1, flags = 16384,
fflags = 0,
data = 9, udata = 0x0}, {ident = 197, filter = -1, flags = 16384,
fflags = 0,
data = 9, udata = 0x0}, {ident = 50, filter = -1, flags = 16384,
fflags = 0,
data = 9, udata = 0x0}, {ident = 887, filter = -1, flags = 16384,
fflags = 0,
data = 9, udata = 0x0}, {ident = 893, filter = -1, flags = 16384,
fflags = 0,
data = 9, udata = 0x0}, {ident = 187, filter = -2, flags = 16384,
fflags = 0,
data = 9, udata = 0x0}, {ident = 92, filter = -1, flags = 16384,
fflags = 0,
data = 9, udata = 0x0}, {ident = 152, filter = -1, flags = 16384,
fflags = 0,
data = 9, udata = 0x0}, {ident = 329, filter = -1, flags = 16384,
fflags = 0,
data = 9, udata = 0x0}, {ident = 936, filter = -1, flags = 16384,
fflags = 0,
data = 9, udata = 0x0}, {ident = 652, filter = -2, flags = 16384,
fflags = 0,
data = 9, udata = 0x0}, {ident = 322, filter = -1, flags = 16384,
fflags = 0,
data = 9, udata = 0x0}, {ident = 117, filter = -1, flags = 16384,
fflags = 0,
data = 9, udata = 0x0}, {ident = 688, filter = -1, flags = 16384,
fflags = 0,
data = 9, udata = 0x0}, {ident = 892, filter = -2, flags = 16384,
fflags = 0,
data = 9, udata = 0x0}, {ident = 0, filter = 0, flags = 0, fflags = 0,
data = 0,
udata = 0x0} <repeats 70 times>}
poll_time = {tv_sec = 0, tv_nsec = 0}
#5 0x8065e9a in io_loop () at ircd.c:344
st = 1059628032
delay = 1059628032
#6 0x8066848 in main (argc=0, argv=0xbfbffb94) at ircd.c:774
No locals.
(gdb)
Cheers,
- Mike
On Fri, 1 Aug 2003, Aaron Sethman wrote:
> Hmm..could you do a bt full?
>
> Aaron
>
> On Thu, 31 Jul 2003, Mike Jackson wrote:
>
> > FYI -
> >
> > ---------- Forwarded message ----------
> > Date: Thu, 31 Jul 2003 00:35:54 -0500 (EST)
> > From: Mike Jackson
> > To: admins at ca-efnet.org
> > Subject: why irc.dks.ca split today / ratbox bug?
> >
> > Hi folks,
> >
> > Just a little bit of clarification as to why DKS split today. It appears
> > I have stumbled upon a nasty little bug in ratbox.
> >
> > Here is what syslog told me:
> >
> > Jul 31 01:06:47 <local4.notice> irc ircd[351]: REHASH tklines From zodiack[mike at oblivion.dks.ca]
> > Jul 31 01:06:55 <local4.notice> irc ircd[351]: REHASH tdlines From zodiack[mike at oblivion.dks.ca]
> > Jul 31 01:07:00 <local4.notice> irc ircd[351]: REHASH rejectcache From zodiack[mike at oblivion.dks.ca]
> > Jul 31 01:07:20 <kern.info> irc /kernel: pid 351 (ircd), uid 100: exited on signal 11 (core dumped)
> >
> > Here is the backtrace info from gdb:
> >
> > (gdb) bt
> > #0 0x8072da8 in auth_error (auth=0x89aef60) at s_auth.c:251
> > #1 0x8073394 in auth_connect_callback (fd=484, error=4, data=0x89aef60) at s_auth.c:497
> > #2 0x807456c in comm_connect_callback (fd=484, status=4) at s_bsd.c:686
> > #3 0x80746b7 in comm_connect_tryconnect (fd=484, notused=0x0) at s_bsd.c:796
> > #4 0x8074c27 in comm_select (delay=0) at s_bsd_kqueue.c:278
> > #5 0x8065e9a in io_loop () at ircd.c:344
> > #6 0x8066848 in main (argc=0, argv=0xbfbffb94) at ircd.c:774
> >
> > Here is the ratbox code:
> >
> > s_auth.c:251 sendheader(auth->client, REPORT_FAIL_ID);
> > s_auth.c:497 auth_error(auth);
> > s_bsd.c:686 hdl(fd, status, fd_table[fd].connect.data);
> > s_bsd.c:796 comm_connect_callback(fd, COMM_ERR_CONNECT);
> > s_bsd_kqueue.c:278 hdl(fd, F->write_data);
> > ircd.c:344 comm_select(0);
> > ircd.c:774 io_loop();
> >
> >
> > Now I'm no ratbox coder by any means but I'm assuming this is not normal
> > and has something to do with I/O, the KQUEUE routines and the file
> > descriptor table.
> >
> > I'm going to investigate this with the fl and the rest of the ratbox
> > development team and see what we can dig up.
> >
> > Cheers,
> >
> > - Mike
> >
> > -- .
> > ._______________________________________:_.
> > | Mike Jackson mikjacks at UU.NET |
> > |---------------------------------------|
> > | Network Specialist, MCI Canada |
> > | Juniper Networks Certified, JNCIA #85 |
> > `---------------------------------------'
> > "change is inevitable, progress is not."
> >
> >
> > _______________________________________________
> > ircd-ratbox mailing list
> > ircd-ratbox at lists.ratbox.org
> > http://lists.ratbox.org/cgi-bin/mailman/listinfo/ircd-ratbox
> >
>
-- .
._______________________________________:_.
| Mike Jackson mikjacks at UU.NET |
|---------------------------------------|
| Network Specialist, MCI Canada |
| Juniper Networks Certified, JNCIA #85 |
`---------------------------------------'
"change is inevitable, progress is not."
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