Project Number Date
test_Tails_ISO_21548-flatpak-install 13 22 May 2026, 13:38

Feature Report

Steps Scenarios Features
Feature Passed Failed Skipped Pending Undefined Total Passed Failed Total Duration Status
System memory erasure on shutdown 46 1 4 0 0 51 5 1 6 6:57.974 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.
18.761
Before features/support/hooks.rb:270 0.000
Before features/support/hooks.rb:277 0.002
Given I have started Tails from DVD without network and logged in 6.849
And I prepare Tails for memory erasure tests 0.336
When I start a process allocating 128 MiB of memory with a known pattern 2.260
# Since Debian Trixie we only get 99.610% coverage (tails#21012)
Then patterns cover at least 127 MiB in the guest's memory 2.149

Pattern coverage: 100.395% (127 MiB out of 127 MiB reference memory)

When I kill the allocating process 0.212
Then I find very few patterns in the guest's memory after 5 seconds 6.952

Pattern coverage: 0.000% (0 MiB out of 1519 MiB reference memory)

After features/support/hooks.rb:335 0.997
After features/support/hooks.rb:104 0.000
18.614
Before features/support/hooks.rb:270 0.000
Before features/support/hooks.rb:277 0.001
Given I have started Tails from DVD without network and logged in 7.409
And I prepare Tails for memory erasure tests 0.528
And I find very few patterns in the guest's memory 1.906

Pattern coverage: 0.000% (0 MiB out of 1518 MiB reference memory)

When I mount a 128 MiB tmpfs on "/mnt" and fill it with a known pattern 1.596
Then patterns cover at least 99% of the test FS size in the guest's memory 2.012

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

When I umount "/mnt" 0.303
Then I find very few patterns in the guest's memory after 3 seconds 4.856

Pattern coverage: 0.000% (0 MiB out of 1518 MiB reference memory)

After features/support/hooks.rb:335 0.655
After features/support/hooks.rb:104 0.000
33.465
Before features/support/hooks.rb:270 0.000
Before features/support/hooks.rb:277 0.001
Given I have started Tails from DVD without network and logged in 7.097
And I prepare Tails for memory erasure tests 0.451
When I plug and mount a 128 MiB USB drive with a vfat filesystem 5.393
Then I find very few patterns in the guest's memory 1.807

Pattern coverage: 0.000% (0 MiB out of 1516 MiB reference memory)

# write cache
When I fill the USB drive with a known pattern 2.641
Then patterns cover at least 75% of the test FS size in the guest's memory 2.265

Pattern coverage: 100.000% (127 MiB out of 127 MiB reference memory)

When I umount the USB drive 0.707
Then I find very few patterns in the guest's memory after 3 seconds 5.038

Pattern coverage: 0.000% (0 MiB out of 1516 MiB reference memory)

# read cache
When I mount the USB drive again 0.202
And I read the content of the test FS 0.549
Then patterns cover at least 99% of the test FS size in the guest's memory 2.126

Pattern coverage: 100.000% (127 MiB out of 127 MiB reference memory)

When I umount the USB drive 0.396
Then I find very few patterns in the guest's memory after 3 seconds 4.785

Pattern coverage: 0.000% (0 MiB out of 1516 MiB reference memory)

After features/support/hooks.rb:335 0.801
After features/support/hooks.rb:104 0.000
1:1.050
Before features/support/hooks.rb:270 0.000
Before features/support/hooks.rb:277 0.002
Given I have started Tails from DVD without network and logged in 6.530
And I prepare Tails for memory erasure tests 0.379
When I plug and mount a 128 MiB USB drive with an ext4 filesystem encrypted with password "asdf" 31.196
Then I find very few patterns in the guest's memory 1.730

Pattern coverage: 0.000% (0 MiB out of 1521 MiB reference memory)

# write cache
When I fill the USB drive with a known pattern 1.395
Then patterns cover at least 99% of the test FS size in the guest's memory 1.888

Pattern coverage: 106.115% (97 MiB out of 91 MiB reference memory)

When I umount the USB drive 0.538
Then I find very few patterns in the guest's memory after 3 seconds 5.324

Pattern coverage: 0.000% (0 MiB out of 1521 MiB reference memory)

# read cache
When I mount the USB drive again 4.289
And I read the content of the test FS 0.343
Then patterns cover at least 99% of the test FS size in the guest's memory 2.179

Pattern coverage: 106.115% (97 MiB out of 91 MiB reference memory)

When I umount the USB drive 0.456
Then I find very few patterns in the guest's memory after 3 seconds 4.797

Pattern coverage: 0.000% (0 MiB out of 1521 MiB reference memory)

After features/support/hooks.rb:335 0.706
After features/support/hooks.rb:104 0.000
56.079
Before features/support/hooks.rb:270 0.000
Before features/support/hooks.rb:277 0.002
Given I have started Tails from DVD without network and logged in 6.942
And I prepare Tails for memory erasure tests 0.481
When I fill a 128 MiB file with a known pattern on the root filesystem 24.488
# ensure the pattern is in memory due to tmpfs, not to disk cache
And I drop all kernel caches 1.788
Then patterns cover at least 128 MiB in the guest's memory 1.778

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

When I trigger shutdown 0.007
Then I find very few patterns in the guest's memory after 20 seconds 20.592

Pattern coverage: 0.000% (0 MiB out of 1516 MiB reference memory)

After features/support/hooks.rb:335 3.514
After features/support/hooks.rb:104 0.000
3:50.002
Scenario Erasure of read and write disk caches of persistent data on shutdown
Before features/support/hooks.rb:270 0.000
Before features/support/hooks.rb:277 0.002
Steps
Given I have started Tails without network from a USB drive with a persistent partition enabled and logged in 3:50.002
Feature 'Flatpak' is not active.
<false> is not true. (Test::Unit::AssertionFailedError)
./features/step_definitions/usb.rb:793:in `block (2 levels) in <top (required)>'
./features/step_definitions/usb.rb:788:in `each'
./features/step_definitions/usb.rb:788:in `/^all tps features(| from the old Tails version)(| but the first one) are active$/'
./features/step_definitions/snapshots.rb:153:in `block in reach_checkpoint'
./features/step_definitions/snapshots.rb:150:in `each'
./features/step_definitions/snapshots.rb:150:in `reach_checkpoint'
./features/step_definitions/snapshots.rb:173:in `/^I\ have\ started\ Tails\ without\ network\ from\ a\ USB\ drive\ with\ a\ persistent\ partition\ enabled\ and\ logged\ in$/'
features/erase_memory.feature:76: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:335 4.985

SCENARIO FAILED: 'Erasure of read and write disk caches of persistent data on shutdown' (at time 00:28:32)

Boot log: https://jenkins.tails.boum.org/job/test_Tails_ISO_21548-flatpak-install/13/artifact/build-artifacts/00:28:32_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_21548-flatpak-install/13/artifact/build-artifacts/00:28:32_Erasure_of_read_and_write_disk_caches_of_persistent_data_on_shutdown.png

Video: https://jenkins.tails.boum.org/job/test_Tails_ISO_21548-flatpak-install/13/artifact/build-artifacts/00:28:32_Erasure_of_read_and_write_disk_caches_of_persistent_data_on_shutdown.mkv

Systemd journal: https://jenkins.tails.boum.org/job/test_Tails_ISO_21548-flatpak-install/13/artifact/build-artifacts/00:28:32_Erasure_of_read_and_write_disk_caches_of_persistent_data_on_shutdown.journal

After features/support/hooks.rb:104 0.010