Project Number Date
test_Tails_ISO_5501-plaintext-locale-greeter 35 24 Jun 2025, 17:01

Feature Report

Steps Scenarios Features
Feature Passed Failed Skipped Pending Undefined Total Passed Failed Total Duration Status
System memory erasure on shutdown 33 2 16 0 0 51 4 2 6 20:16.225 Failed
Feature System memory erasure on shutdown
As a Tails user when I shutdown Tails I want the system memory to be free from sensitive data.
59.369
Before features/support/hooks.rb:266 0.000
Before features/support/hooks.rb:273 0.012
Given I have started Tails from DVD without network and logged in 30.007
And I prepare Tails for memory erasure tests 2.293
When I start a process allocating 128 MiB of memory with a known pattern 2.117
Then patterns cover at least 128 MiB in the guest's memory 6.032

Pattern coverage: 100.000% (128 MiB out of 128 MiB reference memory)

When I kill the allocating process 0.596
Then I find very few patterns in the guest's memory after 5 seconds 18.321

Pattern coverage: 0.000% (0 MiB out of 879 MiB reference memory)

After features/support/hooks.rb:330 1.204
After features/support/hooks.rb:100 0.000
1:55.801
Before features/support/hooks.rb:266 0.000
Before features/support/hooks.rb:273 0.002
Given I have started Tails from DVD without network and logged in 1:9.434
And I prepare Tails for memory erasure tests 1.864
And I find very few patterns in the guest's memory 8.607

Pattern coverage: 0.000% (0 MiB out of 878 MiB reference memory)

When I mount a 128 MiB tmpfs on "/mnt" and fill it with a known pattern 2.163
Then patterns cover at least 99% of the test FS size in the guest's memory 15.213

Pattern coverage: 100.000% (128 MiB out of 128 MiB reference memory)

When I umount "/mnt" 0.455
Then I find very few patterns in the guest's memory after 3 seconds 18.062

Pattern coverage: 0.000% (0 MiB out of 878 MiB reference memory)

After features/support/hooks.rb:330 1.483
After features/support/hooks.rb:100 0.000
2:20.097
Before features/support/hooks.rb:266 0.000
Before features/support/hooks.rb:273 0.003
Given I have started Tails from DVD without network and logged in 50.590
And I prepare Tails for memory erasure tests 4.188
When I plug and mount a 128 MiB USB drive with a vfat filesystem 19.199
Then I find very few patterns in the guest's memory 7.585

Pattern coverage: 0.000% (0 MiB out of 878 MiB reference memory)

# write cache
When I fill the USB drive with a known pattern 2.943
Then patterns cover at least 75% of the test FS size in the guest's memory 15.305

Pattern coverage: 89.904% (114 MiB out of 127 MiB reference memory)

When I umount the USB drive 1.461
Then I find very few patterns in the guest's memory after 3 seconds 13.680

Pattern coverage: 0.000% (0 MiB out of 878 MiB reference memory)

# read cache
When I mount the USB drive again 1.535
And I read the content of the test FS 2.241
Then patterns cover at least 99% of the test FS size in the guest's memory 3.888

Pattern coverage: 100.596% (128 MiB out of 127 MiB reference memory)

When I umount the USB drive 0.739
Then I find very few patterns in the guest's memory after 3 seconds 16.737

Pattern coverage: 0.000% (0 MiB out of 878 MiB reference memory)

After features/support/hooks.rb:330 1.154
After features/support/hooks.rb:100 0.000
1:12.782
Scenario Erasure of read and write disk caches on unmount: LUKS-encrypted ext4
Before features/support/hooks.rb:266 0.000
Before features/support/hooks.rb:273 0.004
Steps
Given I have started Tails from DVD without network and logged in 1:12.782
Failed to restore snapshot (RuntimeError)
./features/step_definitions/common_steps.rb:89:in `rescue in post_snapshot_restore_hook'
./features/step_definitions/common_steps.rb:72:in `post_snapshot_restore_hook'
./features/step_definitions/snapshots.rb:167:in `reach_checkpoint'
./features/step_definitions/common_steps.rb:95:in `rescue in post_snapshot_restore_hook'
./features/step_definitions/common_steps.rb:72:in `post_snapshot_restore_hook'
./features/step_definitions/snapshots.rb:167:in `reach_checkpoint'
./features/step_definitions/common_steps.rb:95:in `rescue in post_snapshot_restore_hook'
./features/step_definitions/common_steps.rb:72:in `post_snapshot_restore_hook'
./features/step_definitions/snapshots.rb:167:in `reach_checkpoint'
./features/step_definitions/common_steps.rb:95:in `rescue in post_snapshot_restore_hook'
./features/step_definitions/common_steps.rb:72:in `post_snapshot_restore_hook'
./features/step_definitions/snapshots.rb:167:in `reach_checkpoint'
./features/step_definitions/snapshots.rb:173:in `/^I\ have\ started\ Tails\ from\ DVD\ without\ network\ and\ logged\ in$/'
features/erase_memory.feature:48:in `Given I have started Tails from DVD without network and logged in'
And I prepare Tails for memory erasure tests 0.000
When I plug and mount a 128 MiB USB drive with an ext4 filesystem encrypted with password "asdf" 0.000
Then I find very few patterns in the guest's memory 0.000
# write cache
When I fill the USB drive with a known pattern 0.000
Then patterns cover at least 99% of the test FS size in the guest's memory 0.000
When I umount the USB drive 0.000
Then I find very few patterns in the guest's memory after 3 seconds 0.000
# read cache
When I mount the USB drive again 0.000
And I read the content of the test FS 0.000
Then patterns cover at least 99% of the test FS size in the guest's memory 0.000
When I umount the USB drive 0.000
Then I find very few patterns in the guest's memory after 3 seconds 0.000
After features/support/hooks.rb:330 6.018

SCENARIO FAILED: 'Erasure of read and write disk caches on unmount: LUKS-encrypted ext4' (at time 00:59:51)

Boot log: https://jenkins.tails.boum.org/job/test_Tails_ISO_5501-plaintext-locale-greeter/35/artifact/build-artifacts/00:59:51_Erasure_of_read_and_write_disk_caches_on_unmount:_LUKS-encrypted_ext4.file_content_var_log_boot.log

Screenshot: https://jenkins.tails.boum.org/job/test_Tails_ISO_5501-plaintext-locale-greeter/35/artifact/build-artifacts/00:59:51_Erasure_of_read_and_write_disk_caches_on_unmount:_LUKS-encrypted_ext4.png

Video: https://jenkins.tails.boum.org/job/test_Tails_ISO_5501-plaintext-locale-greeter/35/artifact/build-artifacts/00:59:51_Erasure_of_read_and_write_disk_caches_on_unmount:_LUKS-encrypted_ext4.mkv

Systemd journal: https://jenkins.tails.boum.org/job/test_Tails_ISO_5501-plaintext-locale-greeter/35/artifact/build-artifacts/00:59:51_Erasure_of_read_and_write_disk_caches_on_unmount:_LUKS-encrypted_ext4.journal

After features/support/hooks.rb:100 0.000
1:24.520
Before features/support/hooks.rb:266 0.000
Before features/support/hooks.rb:273 0.002
Given I have started Tails from DVD without network and logged in 31.347
And I prepare Tails for memory erasure tests 2.963
When I fill a 128 MiB file with a known pattern on the root filesystem 21.668
# ensure the pattern is in memory due to tmpfs, not to disk cache
And I drop all kernel caches 4.584
Then patterns cover at least 128 MiB in the guest's memory 2.739

Pattern coverage: 100.000% (128 MiB out of 128 MiB reference memory)

When I trigger shutdown 0.015
Then I find very few patterns in the guest's memory after 20 seconds 21.200

Pattern coverage: 0.000% (0 MiB out of 861 MiB reference memory)

After features/support/hooks.rb:330 4.514
After features/support/hooks.rb:100 0.000
12:23.653
Scenario Erasure of read and write disk caches of persistent data on shutdown
Before features/support/hooks.rb:266 0.000
Before features/support/hooks.rb:273 0.113
Steps
Given I have started Tails without network from a USB drive with a persistent partition enabled and logged in 12:23.653
Failed to restore snapshot (RuntimeError)
./features/step_definitions/common_steps.rb:89:in `rescue in post_snapshot_restore_hook'
./features/step_definitions/common_steps.rb:72:in `post_snapshot_restore_hook'
./features/step_definitions/snapshots.rb:167:in `reach_checkpoint'
./features/step_definitions/common_steps.rb:95:in `rescue in post_snapshot_restore_hook'
./features/step_definitions/common_steps.rb:72:in `post_snapshot_restore_hook'
./features/step_definitions/snapshots.rb:167:in `reach_checkpoint'
./features/step_definitions/common_steps.rb:95:in `rescue in post_snapshot_restore_hook'
./features/step_definitions/common_steps.rb:72:in `post_snapshot_restore_hook'
./features/step_definitions/snapshots.rb:167:in `reach_checkpoint'
./features/step_definitions/common_steps.rb:95:in `rescue in post_snapshot_restore_hook'
./features/step_definitions/common_steps.rb:72:in `post_snapshot_restore_hook'
./features/step_definitions/snapshots.rb:167:in `reach_checkpoint'
./features/step_definitions/snapshots.rb:137:in `reach_checkpoint'
./features/step_definitions/snapshots.rb:137:in `reach_checkpoint'
./features/step_definitions/snapshots.rb:173:in `/^I\ have\ started\ Tails\ without\ network\ from\ a\ USB\ drive\ with\ a\ persistent\ partition\ enabled\ and\ logged\ in$/'
features/erase_memory.feature:75:in `Given I have started Tails without network from a USB drive with a persistent partition enabled and logged in'
And I prepare Tails for memory erasure tests 0.000
When I fill a 128 MiB file with a known pattern on the persistent filesystem 0.000
When I trigger shutdown 0.000
Then I find very few patterns in the guest's memory after 20 seconds 0.000
After features/support/hooks.rb:330 6.579

SCENARIO FAILED: 'Erasure of read and write disk caches of persistent data on shutdown' (at time 01:13:51)

Boot log: https://jenkins.tails.boum.org/job/test_Tails_ISO_5501-plaintext-locale-greeter/35/artifact/build-artifacts/01:13:51_Erasure_of_read_and_write_disk_caches_of_persistent_data_on_shutdown.file_content_var_log_boot.log

Screenshot: https://jenkins.tails.boum.org/job/test_Tails_ISO_5501-plaintext-locale-greeter/35/artifact/build-artifacts/01:13:51_Erasure_of_read_and_write_disk_caches_of_persistent_data_on_shutdown.png

Video: https://jenkins.tails.boum.org/job/test_Tails_ISO_5501-plaintext-locale-greeter/35/artifact/build-artifacts/01:13:51_Erasure_of_read_and_write_disk_caches_of_persistent_data_on_shutdown.mkv

Systemd journal: https://jenkins.tails.boum.org/job/test_Tails_ISO_5501-plaintext-locale-greeter/35/artifact/build-artifacts/01:13:51_Erasure_of_read_and_write_disk_caches_of_persistent_data_on_shutdown.journal

After features/support/hooks.rb:100 0.007