Comment 8 for bug 1596968

From the logs:

After all the devices are added, and there is no pressed, and 0.0.19fd device is selected the s390-zfcp component bombs out:

Jun 20 08:39:17 s390-zfcp[5708]: DEBUG: DETECT: Added FCP device: 0.0.19fd: online=0 npiv=0
Jun 20 08:39:17 s390-zfcp[5708]: DEBUG: DETECT: Automatic LUN scanning is enabled
Jun 20 08:39:17 s390-zfcp[5708]: DEBUG: PRESEED: No preseed data available
Jun 20 08:39:18 s390-zfcp[5708]: DEBUG: SELECT: Using FCP device 0.0.1800
Jun 20 08:39:18 main-menu[346]: WARNING **: Configuring 's390-zfcp' failed with error code 139
Jun 20 08:39:18 main-menu[346]: WARNING **: Menu item 's390-zfcp' failed.
Jun 20 08:39:18 kernel: [ 220.868144] User process fault: interruption code 0038 ilc:3 in libc.so.6[3ffa2200000+185000]
Jun 20 08:39:18 kernel: [ 220.868153] failing address: 2c302e302e313000 TEID: 2c302e302e313800
Jun 20 08:39:18 kernel: [ 220.868155] Fault in primary space mode while using user ASCE.
Jun 20 08:39:18 kernel: [ 220.868157] AS:00000001eeebc1c7 R3:0000000000000024
Jun 20 08:39:18 kernel: [ 220.868161] CPU: 1 PID: 5708 Comm: zfcp-config Tainted: G E 4.4.0-21-generic #37-Ubuntu
Jun 20 08:39:18 kernel: [ 220.868162] task: 00000001f197d780 ti: 00000001f0d58000 task.ti: 00000001f0d58000
Jun 20 08:39:18 kernel: [ 220.868163] User PSW : 0705200180000000 000003ffa223a5d4
Jun 20 08:39:18 kernel: [ 220.868165] R:0 T:1 IO:1 EX:1 Key:0 M:1 W:0 P:1 AS:0 CC:2 PM:0 EA:3
Jun 20 08:39:18 kernel: [ 220.868165] User GPRS: 0000000000000000 000003ff0000004c 000003ffa234efc0 000003ffa2352370
Jun 20 08:39:18 kernel: [ 220.868166] 000003ffa2352352 2e302e313961392c 000003ffd2e7de48 000003ffa234efc2
Jun 20 08:39:18 kernel: [ 220.868167] 0000000000000010 0000000000000012 000003ff00004c49 2c302e302e313961
Jun 20 08:39:18 kernel: [ 220.868168] 000003ffa2389000 000003ffd2e7ed38 000003ffa2278eaa 000003ffd2e7dad0
Jun 20 08:39:18 kernel: [ 220.868177] User Code: 000003ffa223a5c6: 41d0d008 la %r13,8(%r13)
Jun 20 08:39:18 kernel: [ 220.868177] 000003ffa223a5ca: e3b0d0000002 ltg %r11,0(%r13)
Jun 20 08:39:18 kernel: [ 220.868177] #000003ffa223a5d0: a784ffe2 brc 8,3ffa223a594
Jun 20 08:39:18 kernel: [ 220.868177] >000003ffa223a5d4: e310b0000095 llh %r1,0(%r11)
Jun 20 08:39:18 kernel: [ 220.868177] 000003ffa223a5da: eca1fff66076 crj %r10,%r1,6,3ffa223a5c6
Jun 20 08:39:18 kernel: [ 220.868177] 000003ffa223a5e0: b9040048 lgr %r4,%r8
Jun 20 08:39:18 kernel: [ 220.868177] 000003ffa223a5e4: b9040037 lgr %r3,%r7
Jun 20 08:39:18 kernel: [ 220.868177] 000003ffa223a5e8: 4120b002 la %r2,2(%r11)
Jun 20 08:39:18 kernel: [ 220.868187] Last Breaking-Event-Address:
Jun 20 08:39:18 kernel: [ 220.868189] [<000003ffa223a5c2>] 0x3ffa223a5c2
Jun 20 08:39:23 main-menu[346]: INFO: Modifying debconf priority limit from 'high' to 'medium'
Jun 20 08:39:23 debconf: Setting debconf/priority to medium