Verification passed for mantic-linux-laptop. I ran the AppArmor QA
Regression Tests [1] and specific prompting tests [2]. The QA Regression
Tests that failed were due to a timeout because I'm emulating in my
machine, but they pass when the timeout is increased.
georgia@sec-mantic-arm64:~$ uname -a
Linux sec-mantic-arm64 6.5.0-1007-laptop #10-Ubuntu SMP PREEMPT_DYNAMIC Wed Nov
22 20:27:28 UTC 2023 aarch64 aarch64 aarch64 GNU/Linux
georgia@sec-mantic-arm64:~/apparmor/tests/regression/apparmor$ sudo ./prompt.sh
xpass: PROMPT (allow (rule link file l)) - root
xpass: PROMPT (allow (flag link file l)) - root
xpass: PROMPT (allow (rule mmap_exec file rwm)) - root
xpass: PROMPT (allow (flag mmap_exec file rwm)) - root
xpass: PROMPT (allow (rule lock file rwk)) - root
xpass: PROMPT (allow (flag lock file rwk)) - root
xpass: PROMPT (allow (rule exec file rix)) - root
xpass: PROMPT (allow (flag exec file rix)) - root
xpass: PROMPT (allow (rule exec file ux)) - root
xpass: PROMPT (allow (flag exec file ux)) - root
georgia@sec-mantic-arm64:~/qrt-test-apparmor$ sudo ./test-apparmor.py
ERROR: test_dbus (__main__.ApparmorTest.test_dbus)
Test dbus apparmor activation from dbus-tests
----------------------------------------------------------------------
Traceback (most recent call last):
File "/home/georgia/qrt-test-apparmor/./test-apparmor.py", line 719, in
test_dbus
rc, report =
testlib.cmd(['/usr/lib/dbus-1.0/installed-tests/dbus/test-apparmor-activation.sh'],
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/home/georgia/qrt-test-apparmor/testlib.py", line 471, in cmd
out, outerr = sp.communicate(input, timeout=timeout)
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/usr/lib/python3.11/subprocess.py", line 1209, in communicate
stdout, stderr = self._communicate(input, endtime, timeout)
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/usr/lib/python3.11/subprocess.py", line 2109, in _communicate
self._check_timeout(endtime, orig_timeout, stdout, stderr)
File "/usr/lib/python3.11/subprocess.py", line 1253, in _check_timeout
raise TimeoutExpired(
subprocess.TimeoutExpired: Command
'['/usr/lib/dbus-1.0/installed-tests/dbus/test-apparmor-activation.sh']' timed
out after 5 seconds
---------------------------------------------------------------------
running attach_disconnected
Fatal Error (unix_fd_server): Unable to run test sub-executable
PASSED: aa_exec access at_secure introspect capabilities changeprofile onexec
changehat changehat_fork changehat_misc chdir clone coredump deleted e2e
environ exec exec_qual fchdir fd_inheritance fork i18n link link_subset mkdir
mmap mount mult_mount named_pipe namespaces net_raw open openat pipe pivot_root
posix_ipc ptrace pwrite query_label regex rename readdir rw socketpair swap
sd_flags setattr symlink syscall sysv_ipc tcp unix_fd_server
unix_socket_pathname unix_socket_abstract unix_socket_unnamed
unix_socket_autobind unlink userns xattrs xattrs_profile longpath nfs
dbus_eavesdrop dbus_message dbus_service dbus_unrequested_reply io_uring
aa_policy_cache exec_stack nnp stackonexec stackprofile
FAILED: attach_disconnected
make: *** [Makefile:402: alltests] Error 1
---------------------------------------------------------------------
ERROR: test_0 (__main__.TestLogprof.test_0)
test 'ping'
----------------------------------------------------------------------
Traceback (most recent call last):
File
"/tmp/testlib2jc8hiih/source/mantic/apparmor-4.0.0~alpha2/utils/test/common_test.py",
line 90, in stub_test
self._run_test(test_data, expected)
File
"/tmp/testlib2jc8hiih/source/mantic/apparmor-4.0.0~alpha2/utils/test/test-logprof.py",
line 99, in _run_test
self.process.wait(timeout=0.2)
File "/usr/lib/python3.11/subprocess.py", line 1264, in wait
return self._wait(timeout=timeout)
^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/usr/lib/python3.11/subprocess.py", line 2038, in _wait
raise TimeoutExpired(self.args, timeout)
subprocess.TimeoutExpired: Command '['/usr/bin/python3', '../aa-logprof',
'--json', '--configdir', './', '-f', './logprof/ping.auditlog', '-d',
'/tmp/aa-test-tkkg1ex3/profiles', '--no-check-mountpoint']' timed out after 0.2
seconds
----------------------------------------------------------------------
Ran 62 tests in 43542.817s
FAILED (failures=3, errors=1, skipped=3)
Rerunning failing tests increasing the timeout
georgia@sec-mantic-arm64:~/qrt-test-apparmor$ sudo ./test-apparmor.py
ApparmorTest.test_dbus
Skipping private tests
.
----------------------------------------------------------------------
Ran 1 test in 19.786s
OK
georgia@sec-mantic-arm64:~/apparmor-4.0.0~alpha2/tests/regression/apparmor$
sudo bash ./attach_disconnected.sh
georgia@sec-mantic-arm64:~/apparmor-4.0.0~alpha2/tests/regression/apparmor$
echo $?
0
georgia@sec-mantic-arm64:~/apparmor-4.0.0~alpha2/utils/test$ python3
test-logprof.py TestLogprof.test_0
.
----------------------------------------------------------------------
Ran 1 test in 12.463s
OK
[1] https://launchpad.net/qa-regression-testing
[2] https://gitlab.com/georgiag/apparmor/-/tree/prompt-regression-tests
** Tags removed: verification-needed-mantic-linux-laptop
** Tags added: verification-done-mantic-linux-laptop
--
You received this bug notification because you are a member of Kernel
Packages, which is subscribed to linux in Ubuntu.
https://bugs.launchpad.net/bugs/2040245
Title:
apparmor oops when racing to retrieve a notification
Status in linux package in Ubuntu:
Fix Released
Status in linux source package in Mantic:
Fix Committed
Bug description:
When there is a race to receive a notification, the failing tasks
oopes when erroring
[ 196.140988] BUG: kernel NULL pointer dereference, address:
0000000000000000
[ 196.140995] #PF: supervisor read access in kernel mode
[ 196.140996] #PF: error_code(0x0000) - not-present page
[ 196.140997] PGD 0 P4D 0
[ 196.140999] Oops: 0000 [#1] PREEMPT SMP NOPTI
[ 196.141001] CPU: 0 PID: 2316 Comm: aa-prompt Not tainted 6.5.0-9-generic
#9-\
Ubuntu
[ 196.141004] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS
1.15.0-\
1 04/01/2014
[ 196.141005] RIP: 0010:aa_listener_unotif_recv+0x11d/0x260
[ 196.141011] Code: ff ff ff 8b 55 d0 48 8b 75 c8 4c 89 ef e8 6b db ff ff 49
8\
9 c2 48 85 c0 0f 88 c0 00 00 00 0f 84 25 ff ff ff 8b 05 3b 1c 1f 03 <49> 8b
55 \
00 83 e0 20 83 7a 08 07 74 66 85 c0 0f 85 01 01 00 00 48
[ 196.141012] RSP: 0018:ffffa2674075fdd8 EFLAGS: 00010246
[ 196.141014] RAX: 0000000000000000 RBX: ffff974507a08404 RCX:
000000000000000\
0
[ 196.141017] RDX: 0000000000000000 RSI: 0000000000000000 RDI:
000000000000000\
0
[ 196.141017] RBP: ffffa2674075fe10 R08: 0000000000000000 R09:
000000000000000\
0
[ 196.141018] R10: fffffffffffffffe R11: 0000000000000000 R12:
ffff974507a0840\
0
[ 196.141019] R13: 0000000000000000 R14: ffff974507a08430 R15:
ffff97451de00a0\
0
[ 196.141020] FS: 00007f4ab6b30740(0000) GS:ffff97486fa00000(0000)
knlGS:0000\
000000000000
[ 196.141022] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 196.141024] CR2: 0000000000000000 CR3: 0000000104cf2003 CR4:
0000000000770ef\
0
[ 196.141026] PKRU: 55555554
[ 196.141027] Call Trace:
[ 196.141032] <TASK>
[ 196.141034] ? show_regs+0x6d/0x80
[ 196.141041] ? __die+0x24/0x80
[ 196.141043] ? page_fault_oops+0x99/0x1b0
[ 196.141047] ? do_user_addr_fault+0x316/0x6b0
[ 196.141048] ? filemap_map_pages+0x2b3/0x460
[ 196.141056] ? exc_page_fault+0x83/0x1b0
[ 196.141068] ? asm_exc_page_fault+0x27/0x30
[ 196.141079] ? aa_listener_unotif_recv+0x11d/0x260
[ 196.141081] ? aa_listener_unotif_recv+0x184/0x260
[ 196.141083] listener_ioctl+0x1e1/0x260
[ 196.141088] __x64_sys_ioctl+0xa0/0xf0
[ 196.141092] do_syscall_64+0x59/0x90
[ 196.141094] ? do_user_addr_fault+0x238/0x6b0
[ 196.141095] ? exit_to_user_mode_prepare+0x30/0xb0
[ 196.141100] ? irqentry_exit_to_user_mode+0x17/0x20
[ 196.141104] ? irqentry_exit+0x43/0x50
[ 196.141106] ? exc_page_fault+0x94/0x1b0
[ 196.141107] entry_SYSCALL_64_after_hwframe+0x6e/0xd8
[ 196.141109] RIP: 0033:0x7f4ab69238ef
[ 196.141124] Code: 00 48 89 44 24 18 31 c0 48 8d 44 24 60 c7 04 24 10 00 00
0\
0 48 89 44 24 08 48 8d 44 24 20 48 89 44 24 10 b8 10 00 00 00 0f 05 <89> c2
3d \
00 f0 ff ff 77 18 48 8b 44 24 18 64 48 2b 04 25 28 00 00
[ 196.141125] RSP: 002b:00007ffd607a9020 EFLAGS: 00000246 ORIG_RAX:
0000000000\
000010
[ 196.141127] RAX: ffffffffffffffda RBX: 00007ffd607a9100 RCX:
00007f4ab69238e\
f
[ 196.141128] RDX: 00007ffd607a9100 RSI: 00000000c008f804 RDI:
000000000000000\
3
[ 196.141128] RBP: 0000000000000003 R08: 0000000000000001 R09:
00007f4ab6b3074\
0
[ 196.141129] R10: 00007f4ab6b7f0a0 R11: 0000000000000246 R12:
00007ffd607a90a\
0
[ 196.141130] R13: 00007ffd607a90dc R14: 0000559564822c10 R15:
000000000003100\
0
[ 196.141131] </TASK>
[ 196.141132] Modules linked in: snd_seq_dummy snd_hrtimer binfmt_misc
nls_iso\
8859_1 intel_rapl_msr intel_rapl_common snd_hda_codec_generic ledtrig_audio
snd\
_hda_intel snd_intel_dspcfg snd_intel_sdw_acpi snd_hda_codec snd_hda_core
snd_h\
wdep snd_pcm kvm_intel snd_seq_midi snd_seq_midi_event kvm irqbypass
crct10dif_\
pclmul polyval_clmulni polyval_generic ghash_clmulni_intel aesni_intel
crypto_s\
imd cryptd rapl joydev snd_rawmidi snd_seq i2c_i801 i2c_smbus snd_seq_device
sn\
d_timer qxl snd drm_ttm_helper lpc_ich soundcore ttm 9pnet_virtio 9pnet
drm_kms\
_helper input_leds mac_hid serio_raw nfsd msr parport_pc auth_rpcgss ppdev
nfs_\
acl lockd grace lp parport drm efi_pstore sunrpc dmi_sysfs qemu_fw_cfg
ip_table\
s x_tables autofs4 hid_generic usbhid hid ahci crc32_pclmul psmouse xhci_pci
li\
bahci virtio_rng xhci_pci_renesas
[ 196.141188] CR2: 0000000000000000
[ 196.141190] ---[ end trace 0000000000000000 ]---
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