Hi again ;)
this patch ..
http://www.FreeBSD.org/cgi/cvsweb.cgi/src/sys/kern/uipc_socket.c.diff?r1=1.72&r2=1.73
makes my kernel panic.
a snippet from gdb -k ..
#10 0xc01705b5 in socreate (dom=28, aso=0xca35df20, type=2, proto=0,
p=0xc9959be0) at ../../kern/uipc_socket.c:138
138 if (p->p_prison && jail_socket_unixiproute_only &&
(kgdb) list
133 if (proto)
134 prp = pffindproto(dom, proto, type);
135 else
136 prp = pffindtype(dom, type);
137
138 if (p->p_prison && jail_socket_unixiproute_only &&
139 prp->pr_domain->dom_family != PF_LOCAL &&
140 prp->pr_domain->dom_family != PF_INET &&
141 prp->pr_domain->dom_family != PF_ROUTE) {
142 return (EPROTONOSUPPORT);
(kgdb) print prp
$1 = (struct protosw *) 0x0
prp is 0x0 but is not checked upon. The check if prp ==0 is done 2 lines
further on.
if (prp == 0 || prp->pr_usrreqs->pru_attach == 0)
return (EPROTONOSUPPORT);
since both if-s return EPROTONOSUPPORT the fix is to move the prp == 0 if
in front of the patches lines.
Should i send-pr this?
Grtx,
Bart
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