TEST-64-UDEV-STORAGE: enable debug logging and set timeout

For debugging the following failure:
```
41/95 systemd:integration-tests / TEST-64-UDEV-STORAGE-mdadm_basic                              TIMEOUT        1800.02s   killed by signal 15 SIGTERM
[   30.902392] TEST-64-UDEV-STORAGE.sh[517]: + sfdisk --wipe=always /dev/md/mdmirpar
[   31.326202] TEST-64-UDEV-STORAGE.sh[517]: + udevadm trigger --settle --parent-match /dev/md/mdmirpar
[  900.971338] kauditd_printk_skb: 10 callbacks suppressed
[  900.971343] audit: type=1130 audit(1743767825.783:146): pid=1 uid=0 auid=4294967295 ses=4294967295 msg='unit=systemd-tmpfiles-clean comm="systemd" exe="/usr/lib/systemd/systemd" hostname=? addr=? terminal=? res=success'
[  900.974057] audit: type=1131 audit(1743767825.786:147): pid=1 uid=0 auid=4294967295 ses=4294967295 msg='unit=systemd-tmpfiles-clean comm="systemd" exe="/usr/lib/systemd/systemd" hostname=? addr=? terminal=? res=success'
Finishing after writing 68494 entries
qemu-kvm: terminating on signal 15 from pid 131949 (/usr/bin/python3)
```

(cherry picked from commit c3c905c6c1391a917919563bd6b05c479dc0fbcb)

diff --git a/test/units/TEST-64-UDEV-STORAGE.sh b/test/units/TEST-64-UDEV-STORAGE.sh
index 52914c4b3e70be27a494aed8a1e6de4b5ca31da3..e868104d7b6d2700817263604771711e42338bf0 100755 (executable)
--- a/test/units/TEST-64-UDEV-STORAGE.sh
+++ b/test/units/TEST-64-UDEV-STORAGE.sh
@@ -1165,7 +1165,9 @@ uuid="deadbeef-dead-dead-beef-111111111111", name="mdpart1", size=8M
 uuid="deadbeef-dead-dead-beef-222222222222", name="mdpart2", size=32M
 uuid="deadbeef-dead-dead-beef-333333333333", name="mdpart3", size=16M
 EOF
-    udevadm trigger --settle --parent-match "$raid_dev"
+    # FIXME: For some reasons, the command sometimes stuck and the test will timeout.
+    # Let's enable debug logging and set a timeout to make not consume CI resource.
+    SYSTEMD_LOG_LEVEL=debug timeout 30 udevadm trigger --settle --parent-match "$raid_dev"
     udevadm wait --settle --timeout=30 "/dev/disk/by-id/md-uuid-$uuid-part2"
     mkfs.ext4 -L "$part_name" "/dev/disk/by-id/md-uuid-$uuid-part2"
     udevadm trigger --settle "/dev/disk/by-id/md-uuid-$uuid-part2"