[linux-f10] linux_socketcall... ERR#43 'Protocol not supported'

[Boris Samorodov]

On Tue, 05 May 2009 16:08:27 +0200 Alexander Leidinger wrote:
> Quoting Boris Samorodov <bsam at ipt.ru> (from Tue, 05 May 2009 17:44:54 +0400):
> > On Tue, 05 May 2009 14:49:55 +0200 Alexander Leidinger wrote:
> >> Quoting Boris Samorodov <bsam at ipt.ru> (from Tue, 05 May 2009
> >> 09:51:21 +0400):
> >
> >> > I'm working on Fedora 10 ports and almost all is fine (even
> >> > google-earth seems to work)... But there is no resolving.
> >> > I managed to find the culprit. Here it is:
> >
> >> > Ktrace/linux_kdump gives this:
> >> > -----
> >> >  48833 ping     CALL  linux_socketcall(0x1,0xbfbfd218)
> >> >  48833 ping     RET   linux_socketcall -1 errno 93 Unknown error: 93
> >> >  48833 ping     CALL  gettimeofday(0xbfbfd2e0,0)
> >> >  48833 ping     RET   gettimeofday 0
> >> >  48833 ping     CALL  linux_socketcall(0x1,0xbfbfd218)
> >> >  48833 ping     RET   linux_socketcall -1 errno 93 Unknown error: 93
> >> >  48833 ping     CALL  write(0x2,0xbfbfbf48,0x1a)
> >> >  48833 ping     GIO   fd 2 wrote 26 bytes
> >> >        "ping: unknown host www.ru
> >> >        "
> >> >  48833 ping     RET   write 26/0x1a
> >> >  48833 ping     CALL  linux_exit_group(0x2)
> >> > ----
> >
> >> There was a commit after April 30 about linux socket stuff. I don't
> >> know if it is related or not. You can either update and test, or
> >
> > Thanks for the info, I'm updating now.
> >
> >> instrument the current code to print out the parameters to
> >> linux_socketcall in a human readable way.
> >
> > Can you give a tiny example?

[Skip examples, thanks]

The diff is:
-----
--- linux_socket.c.orig	2009-05-05 18:35:31.000000000 +0400
+++ linux_socket.c	2009-05-05 19:02:42.000000000 +0400
@@ -595,9 +595,15 @@
 	} */ bsd_args;
 	int retval_socket;
 
+	printf("bsam: linux_socket (LINUX): domain: %d, type: %d, protocol: %d\n",
+		args->domain, args->type, args->protocol);
+
 	bsd_args.protocol = args->protocol;
 	bsd_args.type = args->type;
 	bsd_args.domain = linux_to_bsd_domain(args->domain);
+
+	printf("bsam: linux_socket (FreeBSD): domain: %d\n", bsd_args.domain);
+
 	if (bsd_args.domain == -1)
 		return (EINVAL);
 
@@ -1365,10 +1371,14 @@
 linux_socketcall(struct thread *td, struct linux_socketcall_args *args)
 {
 	void *arg = (void *)(intptr_t)args->args;
+	int ret;
 
+	printf("bsam: Entering linux_socketcall.\n");
 	switch (args->what) {
 	case LINUX_SOCKET:
-		return (linux_socket(td, arg));
+		ret = linux_socket(td, arg);
+		printf("bsam: LINUX_SOCKET: %d\n", ret);
+		return (ret);
 	case LINUX_BIND:
 		return (linux_bind(td, arg));
 	case LINUX_CONNECT:
-----

Console diagnistic is:
-----
May  5 19:10:33 bb kernel: bsam: Entering linux_socketcall.
May  5 19:10:33 bb kernel: bsam: linux_socket (LINUX): domain: 2, type: 3, protocol: 1
May  5 19:10:33 bb kernel: bsam: linux_socket (FreeBSD): domain: 2
May  5 19:10:33 bb kernel: bsam: LINUX_SOCKET: 1
May  5 19:10:33 bb kernel: bsam: Entering linux_socketcall.
May  5 19:10:33 bb kernel: bsam: linux_socket (LINUX): domain: 1, type: 526337, protocol: 0
May  5 19:10:33 bb kernel: bsam: linux_socket (FreeBSD): domain: 1
May  5 19:10:33 bb kernel: bsam: LINUX_SOCKET: 43
May  5 19:10:33 bb kernel: bsam: Entering linux_socketcall.
May  5 19:10:33 bb kernel: bsam: linux_socket (LINUX): domain: 1, type: 526337, protocol: 0
May  5 19:10:33 bb kernel: bsam: linux_socket (FreeBSD): domain: 1
May  5 19:10:33 bb kernel: bsam: LINUX_SOCKET: 43
May  5 19:10:34 bb kernel: bsam: Entering linux_socketcall.
May  5 19:10:34 bb kernel: bsam: linux_socket (LINUX): domain: 2, type: 2050, protocol: 0
May  5 19:10:34 bb kernel: bsam: linux_socket (FreeBSD): domain: 2
May  5 19:10:34 bb kernel: bsam: LINUX_SOCKET: 43
May  5 19:10:34 bb kernel: bsam: Entering linux_socketcall.
May  5 19:10:34 bb kernel: bsam: linux_socket (LINUX): domain: 2, type: 2050, protocol: 0
May  5 19:10:34 bb kernel: bsam: linux_socket (FreeBSD): domain: 2
May  5 19:10:34 bb kernel: bsam: LINUX_SOCKET: 43
-----

Corresponding text for linux_kdump and truss:
ftp://ftp.ipt.ru/pub/linux/linux_kdump.ping.txt
ftp://ftp.ipt.ru/pub/linux/truss.ping.txt


WBR
-- 
Boris Samorodov (bsam)
Research Engineer, http://www.ipt.ru Telephone & Internet SP
FreeBSD Committer, http://www.FreeBSD.org The Power To Serve