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2 <!DOCTYPE article PUBLIC "-//FreeBSD//DTD DocBook XML V5.0-Based Extension//EN"
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4 <!ENTITY % release PUBLIC "-//FreeBSD//ENTITIES Release Specification//EN"
5         "http://www.FreeBSD.org/release/XML/release.ent">
6 %release;
7 <!ENTITY % sponsor PUBLIC "-//FreeBSD//ENTITIES Sponsor Specification//EN" "sponsor.ent">
8 %sponsor;
9 <!ENTITY % vendor PUBLIC "-//FreeBSD//ENTITIES Vendor Specification//EN" "vendor.ent">
10 %vendor;
11 <!ENTITY security SYSTEM "../../share/xml/security.xml">
12 <!ENTITY errata SYSTEM "../../share/xml/errata.xml">
13 ]>
14
15 <article xmlns="http://docbook.org/ns/docbook"
16         xmlns:xlink="http://www.w3.org/1999/xlink"
17         xml:id="top"
18         version="5.0">
19   <info>
20     <title>&os; &release; Errata</title>
21
22     <author><orgname>The &os; Project</orgname></author>
23
24     <pubdate>$FreeBSD$</pubdate>
25
26     <copyright>
27       <year>2018</year>
28
29       <holder role="mailto:doc@FreeBSD.org">The &os; Documentation
30         Project</holder>
31     </copyright>
32
33     <legalnotice xml:id="trademarks" role="trademarks">
34       &tm-attrib.freebsd;
35       &tm-attrib.intel;
36       &tm-attrib.sparc;
37       &tm-attrib.general;
38     </legalnotice>
39
40     <abstract>
41       <para>This document lists errata items for &os; &release;,
42         containing significant information discovered after the
43         release or too late in the release cycle to be otherwise
44         included in the release documentation.  This information
45         includes security advisories, as well as news relating to the
46         software or documentation that could affect its operation or
47         usability.  An up-to-date version of this document should
48         always be consulted before installing this version of
49         &os;.</para>
50
51       <para>This errata document for &os; &release; will be maintained
52         until the release of &os; &release.next;.</para>
53     </abstract>
54   </info>
55
56   <sect1 xml:id="intro">
57     <title>Introduction</title>
58
59     <para>This errata document contains <quote>late-breaking
60         news</quote> about &os; &release; Before installing this
61       version, it is important to consult this document to learn about
62       any post-release discoveries or problems that may already have
63       been found and fixed.</para>
64
65     <para>Any version of this errata document actually distributed
66       with the release (for example, on a CDROM distribution) will be
67       out of date by definition, but other copies are kept updated on
68       the Internet and should be consulted as the <quote>current
69         errata</quote> for this release.  These other copies of the
70       errata are located at <link
71         xlink:href="https://www.FreeBSD.org/releases/" />, plus any
72       sites which keep up-to-date mirrors of this location.</para>
73
74     <para>Source and binary snapshots of &os; &release.branch; also
75       contain up-to-date copies of this document (as of the time of
76       the snapshot).</para>
77
78     <para>For a list of all &os; CERT security advisories, see <link
79         xlink:href="https://www.FreeBSD.org/security/"/>.</para>
80   </sect1>
81
82   <sect1 xml:id="security">
83     <title>Security Advisories</title>
84
85     &security;
86   </sect1>
87
88   <sect1 xml:id="errata">
89     <title>Errata Notices</title>
90
91     &errata;
92   </sect1>
93
94   <sect1 xml:id="open-issues">
95     <title>Open Issues</title>
96
97     <itemizedlist>
98       <listitem>
99         <para>&os;/&arch.i386; installed on ZFS may crash during boot
100           when the ZFS pool mount is attempted while booting an
101           unmodified <literal>GENERIC</literal> kernel.</para>
102
103         <para>A system tunable has been added as of revision
104           <literal>r286584</literal> to make the
105           <literal>kern.kstack_pages</literal> tunable configurable
106           without recompiling the kernel.</para>
107
108         <para>To mitigate system crashes with such configurations,
109           choose <literal>Escape to loader prompt</literal> in the
110           boot menu and enter the following lines from &man.loader.8;
111           prompt, after an <literal>OK</literal>:</para>
112
113         <screen>set kern.kstack_pages=4
114 boot</screen>
115
116         <para>Add this line to
117           <filename>/boot/loader.conf</filename> for the change to
118           persist across reboots:</para>
119
120         <programlisting>kern.kstack_pages=4</programlisting>
121       </listitem>
122
123       <listitem>
124         <para>[2017-07-21] Due to a bug in earlier versions of
125           &man.clang.1; that is difficult to work around in the
126           upgrade process, to upgrade the system from sources via
127           buildworld to -CURRENT or &release;, it is necessary to
128           upgrade machines running 9.x to at least revision r286035,
129           or machines running 10.x to revision r286033.  Source-based
130           upgrades from 10.3-RELEASE are not affected.  This differs
131           from the historical situation where one could generally
132           upgrade from anywhere on earlier stable branches, so caution
133           should be exercised.</para>
134       </listitem>
135
136       <listitem>
137         <para>[2017-07-25] &os;/&arch.arm64; currently lacks
138           <acronym>EFI</acronym> real-time clock
139           (<acronym>RTC</acronym>) support, which may cause the system
140           to boot with the wrong time set.</para>
141
142         <para>As a workaround, either enable &man.ntpdate.8; or
143           include <literal>ntpd_sync_on_start="YES"</literal> in
144           &man.rc.conf.5;.</para>
145       </listitem>
146
147       <listitem>
148         <para>[2017-07-25] A late issue was discovered with
149           &os;/&arch.arm64; and &quot;root on
150           <acronym>ZFS</acronym>&quot; installations where the root
151           <acronym>ZFS</acronym> pool would fail to be located.</para>
152
153         <para>There currently is no workaround.</para>
154       </listitem>
155
156       <listitem>
157         <para>[2017-07-26] Note for those upgrading from 11.1-RC2 in
158           <application>VirtualBox</application>:</para>
159
160         <para>If system panics were experienced when upgrading from
161           11.1-RC1 to 11.1-RC2, and the <filename
162             role="package">emulators/virtualbox-ose-additions{,-nox11}</filename>
163           port was built locally as a resolution, the port will either
164           need to be rebuilt when upgrading from 11.1-RC2 to
165           11.1-RELEASE, or reinstall the package from the pkg(8)
166           mirrors using either:</para>
167
168         <screen> &prompt.root; <userinput>pkg install -f virtualbox-ose-additions</userinput></screen>
169
170         <para>or</para>
171
172         <screen> &prompt.root; <userinput>pkg install -f virtualbox-ose-additions-nox11</userinput></screen>
173
174         <para>To ensure the system does not panic after rebooting into
175           the updated kernel, it is recommended to disable the
176           <literal>vboxguest</literal> service in &man.rc.conf.5;
177           prior to rebooting the system if possible, or use
178           &man.pkg.8; to forcefully reinstall the package.</para>
179
180         <para>Systems being upgraded from 11.1-RC1 and earlier and
181           11.1-RC3 to 11.1-RELEASE should be unaffected.</para>
182       </listitem>
183
184       <listitem>
185         <para>[2017-07-27] The release notes erroneously state
186           revision <literal>r315330</literal> was sponsored by Rubicon
187           Communications, LLC (Netgate), when in fact this work was
188           done by Hiroki Mori independently.</para>
189       </listitem>
190
191       <listitem>
192         <para>[2017-08-09] The release notes stated the
193           &man.ruptime.1;, &man.rwho.1;, and &man.rwhod.8; utilities
194           have been marked &quot;deprecated&quot;, however this change
195           was reversed in 12.0-CURRENT.</para>
196
197         <para>The other utilities mentioned in the entry in the
198           release notes, however, are unchanged.</para>
199       </listitem>
200
201       <listitem>
202         <para>[2017-11-06] An issue with &os; virtual machines with
203           <application>vagrant</application> was discovered that
204           affects the <application>VirtualBox</application> where the
205           virtual machine will not start on the initial boot invoked
206           with <literal>vagrant up</literal>.</para>
207
208         <para>The issue is due to the virtual machine
209           <acronym>MAC</acronym> being unset, as &os; does not provide
210           a default <filename>Vagrantfile</filename>.</para>
211
212         <para>It has been observed, however, that a subsequent
213           invocation of <literal>vagrant up</literal> will allow the
214           virtual machine to successfully boot, allowing access via
215           <literal>vagrant ssh</literal>.</para>
216       </listitem>
217     </itemizedlist>
218   </sect1>
219
220   <sect1 xml:id="late-news">
221     <title>Late-Breaking News</title>
222
223     <para>No news.</para>
224   </sect1>
225 </article>