Built a Cosmic generic kernel with AppArmor disabled, failures still can be seen in the test report:
$ grep -i apparmor /boot/config-4.18.0-25-generic
# CONFIG_SECURITY_APPARMOR is not set
$ uname -a
Linux amaura 4.18.0-25-generic #26 SMP Tue Jun 25 07:49:54 UTC 2019 x86_64 x86_64 x86_64 GNU/Linux
<<<test_output>>>
incrementing stop
sysctl02 1 TINFO: timeout per run is 0h 5m 0s
sysctl02 1 TFAIL: /proc/sys/fs/file-max overflows and set to 0
sysctl02 2 TFAIL: /proc/sys/fs/file-max overflows and set to 18446744073709551615
sysctl02 3 TFAIL: /proc/sys/fs/file-max overflows and set to 9223372036854775808
sysctl02 4 TCONF: kernel doesn't support KASAN
Summary:
passed 0
failed 3
skipped 1
warnings 0
And the commits mentioned in this test case does not exist in our kernel, so this is a valid kernel issue.
Built a Cosmic generic kernel with AppArmor disabled, failures still can be seen in the test report: 4.18.0- 25-generic SECURITY_ APPARMOR is not set
$ grep -i apparmor /boot/config-
# CONFIG_
$ uname -a
Linux amaura 4.18.0-25-generic #26 SMP Tue Jun 25 07:49:54 UTC 2019 x86_64 x86_64 x86_64 GNU/Linux
<<<test_output>>> fs/file- max overflows and set to 0 fs/file- max overflows and set to 184467440737095 51615 fs/file- max overflows and set to 9223372036854775808
incrementing stop
sysctl02 1 TINFO: timeout per run is 0h 5m 0s
sysctl02 1 TFAIL: /proc/sys/
sysctl02 2 TFAIL: /proc/sys/
sysctl02 3 TFAIL: /proc/sys/
sysctl02 4 TCONF: kernel doesn't support KASAN
Summary:
passed 0
failed 3
skipped 1
warnings 0
And the commits mentioned in this test case does not exist in our kernel, so this is a valid kernel issue.