> Dear all，
>
> When l use ss command to display unix domain socket, the ss shows as below,
> the local address port and peer address port may overflow which looks like
> equal to the socket fd inode .
>
> /**********
> # ss –apx
> Netid State Recv-Q Send-Q Local Address:Port
> Peer Address:Port
> u_str ESTAB 0 0 /var/run/libvirt/libvirt-sock -1351067523
> * -1351073721
> users:(("libvirtd",pid=2295,fd=39))
> u_str ESTAB 0 0 /var/run/libvirt/libvirt-sock -1351121518
> * -1351223988
> users:(("libvirtd",pid=2295,fd=21))
> u_str ESTAB 0 0 /var/run/libvirt/libvirt-sock -1351245849
> * -1351128250
> users:(("libvirtd",pid=2295,fd=40))
> u_str ESTAB 0 0 /var/run/libvirt/libvirt-sock -1351042552
> * -1351050742
> users:(("libvirtd",pid=2295,fd=51))
>
> #ll /proc/2295/fd/51
> lrwx------ 1 root root 64 Oct 10 10:34 51 -> socket:[2943924744]
>
> **********/
>
> When I read the iproute source code., I find that the ‘lport’ and
> ‘rport’ was defined as type ‘int’ in ‘struct sockstat’, which I think
> should be ‘unsigned int’, also the ‘fd’ in ‘struct user_ent’ should
> be. And,
>
> when printing the port, In function ‘static const char
> *resolve_service(int port)’ uses “%u” to print tcp port, however, in
> function ‘static void unix_stats_print(struct sockstat *s, struct
> filter *f)’ uses “%d” to
>
> print port when showing unix info, what is the problem I think.
>
> Can you tell me if there are some reasons by using the type ‘int’ to define
> the port? Or is it a bug? Can I use “%u” to print the port when showing the
> unix socket info?
>
> /**********
> static void unix_stats_print(struct sockstat *s, struct filter *f) {
> char port_name[30] = {};
>
> sock_state_print(s);
>
> sock_addr_print(s->name ?: "*", " ",
> int_to_str(s->lport, port_name), NULL);
> sock_addr_print(s->peer_name ?: "*", " ",
> int_to_str(s->rport, port_name), NULL);
>
> proc_ctx_print(s);
> }
> **********/
>
>
> Best regards，
> SangXuPlease report problems to netdev@vger.kernel.org. Yes, it looks like a bug.
0001-ss-Use-u-to-print-port-when-show-unix-socket.patch
Description: 0001-ss-Use-u-to-print-port-when-show-unix-socket.patch
