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[2001:470:1f1c:a0::2]) by smtp.gmail.com with ESMTPSA id b62sm98441wmb.17.2021.08.27.00.57.46 for (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Fri, 27 Aug 2021 00:57:46 -0700 (PDT) To: FreeBSD CURRENT From: Graham Perrin Subject: Encrypted swap partition no longer encrypted Message-ID: Date: Fri, 27 Aug 2021 08:57:46 +0100 User-Agent: Mozilla/5.0 (X11; FreeBSD amd64; rv:78.0) Gecko/20100101 Thunderbird/78.13.0 List-Id: Discussions about the use of FreeBSD-current List-Archive: https://lists.freebsd.org/archives/freebsd-current List-Help: List-Post: List-Subscribe: List-Unsubscribe: Sender: owner-freebsd-current@freebsd.org MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 8bit Content-Language: en-GB X-Rspamd-Queue-Id: 4GwsX21Cygz4Vsj X-Spamd-Bar: --- Authentication-Results: mx1.freebsd.org; dkim=pass header.d=gmail.com header.s=20161025 header.b=u9wAMSaK; dmarc=pass (policy=none) header.from=gmail.com; spf=pass (mx1.freebsd.org: domain of grahamperrin@gmail.com designates 2a00:1450:4864:20::42c as permitted sender) smtp.mailfrom=grahamperrin@gmail.com X-Spamd-Result: default: False [-4.00 / 15.00]; ARC_NA(0.00)[]; RCVD_VIA_SMTP_AUTH(0.00)[]; R_DKIM_ALLOW(-0.20)[gmail.com:s=20161025]; NEURAL_HAM_MEDIUM(-1.00)[-1.000]; FROM_HAS_DN(0.00)[]; R_SPF_ALLOW(-0.20)[+ip6:2a00:1450:4000::/36:c]; FREEMAIL_FROM(0.00)[gmail.com]; MIME_GOOD(-0.10)[text/plain]; PREVIOUSLY_DELIVERED(0.00)[freebsd-current@freebsd.org]; NEURAL_HAM_LONG(-1.00)[-1.000]; RCPT_COUNT_ONE(0.00)[1]; RCVD_COUNT_THREE(0.00)[3]; TO_DN_ALL(0.00)[]; DKIM_TRACE(0.00)[gmail.com:+]; DMARC_POLICY_ALLOW(-0.50)[gmail.com,none]; RCVD_IN_DNSWL_NONE(0.00)[2a00:1450:4864:20::42c:from]; NEURAL_HAM_SHORT(-1.00)[-0.999]; TO_MATCH_ENVRCPT_ALL(0.00)[]; FROM_EQ_ENVFROM(0.00)[]; MIME_TRACE(0.00)[0:+]; FREEMAIL_ENVFROM(0.00)[gmail.com]; ASN(0.00)[asn:15169, ipnet:2a00:1450::/32, country:US]; RCVD_TLS_ALL(0.00)[]; MID_RHS_MATCH_FROM(0.00)[]; DWL_DNSWL_NONE(0.00)[gmail.com:dkim] X-ThisMailContainsUnwantedMimeParts: N Yesterday afternoon I installed FreeBSD-CURRENT to a hard disk drive, whilst it was in a dock on USB, and chose encrypted swap. Then, ZFS send and receive to replicate data from a pool that was on the internal drive. Finally, I replaced the internal drive with the one from the dock. Now: swap is not encrypted, this was not my intention. Might the accident have resulted from an inappropriate change to /etc/fstab followed by a swapon command? I did, at one point, activate and boot the wrong boot environment (because `bectl list -c creation` can no longer show the true (original) dates of creation of boot environments that were replicated). ---- root@mowa219-gjp4-8570p-freebsd:~ # bectl mount default /tmp/huh Successfully mounted default at /tmp/huh root@mowa219-gjp4-8570p-freebsd:~ # cat /tmp/huh/etc/fstab # Device                Mountpoint      FStype  Options Dump    Pass# /dev/da0p1              /boot/efi       msdosfs rw 2       2 /dev/da0p2.eli          none    swap    sw              0       0 root@mowa219-gjp4-8570p-freebsd:~ # bectl umount default root@mowa219-gjp4-8570p-freebsd:~ # grep swap /etc/fstab | grep -v \# /dev/ada0p2     none                    swap sw,late                    0     0 root@mowa219-gjp4-8570p-freebsd:~ # grep ada0 /etc/rc.conf dumpdev="/dev/ada0p2" root@mowa219-gjp4-8570p-freebsd:~ # bectl list -c creation BE                             Active Mountpoint Space Created default                        -      -          789M  2021-08-26 16:33 n247565-b49ba74deeb-f          -      -          39.6G 2021-08-26 19:50 n248685-c9f833abf1d-f          NR     /          49.3G 2021-08-26 21:13 14.0-CURRENT_2021-08-19_045942 -      -          1.09G 2021-08-26 22:41 n248269-941650aae97-e          -      -          40.5M 2021-08-26 22:54 n247798-f39dd6a9784-a          -      -          22.9M 2021-08-26 22:54 n248139-3a57f08b504-b          -      -          1.21G 2021-08-26 22:54 n248478-f3a3b061216-a          -      -          51.0M 2021-08-26 22:54 14.0-CURRENT_2021-08-08_145838 -      -          365M  2021-08-26 22:54 n248269-941650aae97-b          -      -          524M  2021-08-26 22:54 n248269-941650aae97-f          -      -          29.3M 2021-08-26 22:54 n248478-f3a3b061216-e          -      -          579M  2021-08-26 22:54 n248478-f3a3b061216-b          -      -          56.7M 2021-08-26 22:55 n247798-f39dd6a9784-e          -      -          328M  2021-08-26 22:55 n248269-941650aae97-d          -      -          260M  2021-08-26 22:55 n248685-c9f833abf1d-e          -      -          216M  2021-08-26 22:55 n247798-f39dd6a9784-j          -      -          4.98G 2021-08-26 22:55 n248478-f3a3b061216-d          -      -          310M  2021-08-26 22:55 n248478-f3a3b061216-c          -      -          101M  2021-08-26 22:55 root@mowa219-gjp4-8570p-freebsd:~ # bectl list | sort 14.0-CURRENT_2021-08-08_145838 -      -          365M  2021-08-26 22:54 14.0-CURRENT_2021-08-19_045942 -      -          1.09G 2021-08-26 22:41 BE                             Active Mountpoint Space Created default                        -      -          789M  2021-08-26 16:33 n247565-b49ba74deeb-f          -      -          39.6G 2021-08-26 19:50 n247798-f39dd6a9784-a          -      -          22.9M 2021-08-26 22:54 n247798-f39dd6a9784-e          -      -          328M  2021-08-26 22:55 n247798-f39dd6a9784-j          -      -          4.98G 2021-08-26 22:55 n248139-3a57f08b504-b          -      -          1.21G 2021-08-26 22:54 n248269-941650aae97-b          -      -          524M  2021-08-26 22:54 n248269-941650aae97-d          -      -          260M  2021-08-26 22:55 n248269-941650aae97-e          -      -          40.5M 2021-08-26 22:54 n248269-941650aae97-f          -      -          29.3M 2021-08-26 22:54 n248478-f3a3b061216-a          -      -          51.0M 2021-08-26 22:54 n248478-f3a3b061216-b          -      -          56.7M 2021-08-26 22:55 n248478-f3a3b061216-c          -      -          101M  2021-08-26 22:55 n248478-f3a3b061216-d          -      -          310M  2021-08-26 22:55 n248478-f3a3b061216-e          -      -          579M  2021-08-26 22:54 n248685-c9f833abf1d-e          -      -          216M  2021-08-26 22:55 n248685-c9f833abf1d-f          NR     /          49.3G 2021-08-26 21:13 root@mowa219-gjp4-8570p-freebsd:~ # uname -KU 1400030 1400030 root@mowa219-gjp4-8570p-freebsd:~ # uname -a FreeBSD mowa219-gjp4-8570p-freebsd 14.0-CURRENT FreeBSD 14.0-CURRENT #105 main-n248685-c9f833abf1d: Fri Aug 13 20:24:43 BST 2021 root@mowa219-gjp4-zbook-freebsd:/usr/obj/usr/src/amd64.amd64/sys/GENERIC-NODEBUG amd64 root@mowa219-gjp4-8570p-freebsd:~ #