[Group.of.nepali.translators] [Bug 1559784] Re: zFCP on s390x problems on zfcp module unloading

2016-03-23 Thread ChristianEhrhardt
modinfo zfcp; for i in {1..1000}; do echo "Try $i"; modprobe zfcp; lsmod | grep 
-q zfcp && echo ok-here; rmmod zfcp; lsmod | grep zfcp || echo ok-gone; done 
filename:   /lib/modules/4.4.0-15-generic/kernel/drivers/s390/scsi/zfcp.ko
license:GPL
description:FCP HBA driver
author: IBM Deutschland Entwicklung GmbH - linux...@de.ibm.com
srcversion: 342AF26FBC6A761648C34AB
alias:  ccw:t1731m03dt1732dm04*
alias:  ccw:t1731m03dt1732dm03*
depends:qdio,scsi_transport_fc
intree: Y
vermagic:   4.4.0-15-generic SMP mod_unload modversions 
parm:   queue_depth:Default queue depth for new SCSI devices (uint)
parm:   dif:Enable DIF/DIX data integrity support (bool)
parm:   allow_lun_scan:For NPIV, scan and attach all storage LUNs (bool)
parm:   datarouter:Enable hardware data router support (default on) 
(bool)
parm:   no_auto_port_rescan:no automatic port_rescan (default off) 
(bool)
parm:   port_scan_backoff:upper limit of port scan random backoff in 
msecs (default 500) (uint)
parm:   port_scan_ratelimit:minimum interval between port scans in 
msecs (default 6) (uint)
parm:   dbfsize:number of pages for each debug feature area (default 4) 
(uint)
parm:   dbflevel:log level for each debug feature area (default 3, 
range 0..6) (uint)
parm:   device:specify initial device (charp)
Try 1
ok-here
ok-gone
Try 2
ok-here
ok-gone
[...]

you get the idea, worked until 1000.

Therefore the bug is invalid with a recent kernel

** Changed in: linux (Ubuntu Xenial)
   Status: In Progress => Invalid

** Changed in: linux (Ubuntu Xenial)
   Status: Invalid => Fix Released

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Title:
  zFCP on s390x problems on zfcp module unloading

Status in linux package in Ubuntu:
  Fix Released
Status in linux source package in Xenial:
  Fix Released

Bug description:
  Right after unloading zFCP module I got:

  [ 1432.522123] sysfs group 00b5aa30 not found for kobject 
'1:0:0:1073823786'
  [ 1432.522138] [ cut here ]
  [ 1432.522139] WARNING: at 
/build/linux-RgAt0H/linux-4.3.0/fs/sysfs/group.c:224
  [ 1432.522140] Modules linked in: ghash_s390(E) prng(E) aes_s390(E) 
des_s390(E) des_generic(E) sha512_s390(E) sha256_s390(E) sha1_s390(E) 
sha_common(E) vmur(E) qeth_l2(E) qeth(E) ccwgroup(E) dasd_eckd_mod(E) 
dasd_mod(E) zfcp(E-) qdio(E) scsi_transport_fc(E)
  [ 1432.522149] CPU: 2 PID: 5873 Comm: rmmod Tainted: GE   
4.3.0-2-generic #11-Ubuntu
  [ 1432.522151] task: 76f4a9e0 ti: ed85c000 task.ti: 
ed85c000
  [ 1432.522152] Krnl PSW : 0704d0018000 0036cbee 
(sysfs_remove_group+0xbe/0xd0)
  [ 1432.522158]R:0 T:1 IO:1 EX:1 Key:0 M:1 W:0 P:0 AS:3 CC:1 PM:0 
EA:3
     Krnl GPRS: 00c76c33 00c58e3c 0045 
fb1ac7a0
  [ 1432.522160]0036cbea  78d70050 
78d7
  [ 1432.522161]8000 f93df000 78d7e010 

  [ 1432.522162]ed85c000 00b5aa30 0036cbea 
ed85fa78
  [ 1432.522168] Krnl Code: 0036cbde: c020002bc358  larl
%r2,8e528e
    0036cbe4: c0e5fff7144a  brasl   
%r14,24f478
   #0036cbea: a7f40001  brc 
15,36cbec
   >0036cbee: e340f0c4  lg  
%r4,192(%r15)
    0036cbf4: ebaff0a4  lmg 
%r10,%r15,160(%r15)
    0036cbfa: 07f4  bcr 15,%r4
    0036cbfc: 0707  bcr 0,%r7
    0036cbfe: 0707  bcr 0,%r7
  [ 1432.522177] Call Trace:
  [ 1432.522179] ([<0036cbea>] sysfs_remove_group+0xba/0xd0)
  [ 1432.522183]  [<00575a44>] device_del+0x5c/0x268
  [ 1432.522184]  [<00575c90>] device_unregister+0x40/0x98
  [ 1432.522186]  [<004d9b0c>] bsg_unregister_queue+0x74/0xd8
  [ 1432.522189]  [<005aff76>] __scsi_remove_device+0xe6/0x118
  [ 1432.522192]  [<005adaca>] scsi_forget_host+0xca/0xf8
  [ 1432.522193]  [<0059fa86>] scsi_remove_host+0xbe/0x1c8
  [ 1432.522200]  [<03ff800496a6>] zfcp_scsi_adapter_unregister+0x9e/0xc8 
[zfcp]
  [ 1432.522202]  [<03ff8003b55e>] zfcp_adapter_unregister+0x7e/0xc0 [zfcp]
  [ 1432.522205]  [<03ff8003c876>] zfcp_ccw_remove+0x28e/0x2b0 [zfcp]
  [ 1432.522207]  [<00604814>] ccw_device_remove+0x44/0x210
  [ 1432.522209]  [<0057a9fe>] __device_release_driver+0xa6/0x150
  [ 1432.522211]  [<0057b782>] 

[Group.of.nepali.translators] [Bug 1559784] Re: zFCP on s390x problems on zfcp module unloading

2016-03-21 Thread Tim Gardner
** Also affects: linux (Ubuntu Xenial)
   Importance: High
   Status: In Progress

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भाषा समायोजकहरुको समूह, which is subscribed to Xenial.
Matching subscriptions: Ubuntu 16.04 Bugs
https://bugs.launchpad.net/bugs/1559784

Title:
  zFCP on s390x problems on zfcp module unloading

Status in linux package in Ubuntu:
  In Progress
Status in linux source package in Xenial:
  In Progress

Bug description:
  Right after unloading zFCP module I got:

  [ 1432.522123] sysfs group 00b5aa30 not found for kobject 
'1:0:0:1073823786'
  [ 1432.522138] [ cut here ]
  [ 1432.522139] WARNING: at 
/build/linux-RgAt0H/linux-4.3.0/fs/sysfs/group.c:224
  [ 1432.522140] Modules linked in: ghash_s390(E) prng(E) aes_s390(E) 
des_s390(E) des_generic(E) sha512_s390(E) sha256_s390(E) sha1_s390(E) 
sha_common(E) vmur(E) qeth_l2(E) qeth(E) ccwgroup(E) dasd_eckd_mod(E) 
dasd_mod(E) zfcp(E-) qdio(E) scsi_transport_fc(E)
  [ 1432.522149] CPU: 2 PID: 5873 Comm: rmmod Tainted: GE   
4.3.0-2-generic #11-Ubuntu
  [ 1432.522151] task: 76f4a9e0 ti: ed85c000 task.ti: 
ed85c000
  [ 1432.522152] Krnl PSW : 0704d0018000 0036cbee 
(sysfs_remove_group+0xbe/0xd0)
  [ 1432.522158]R:0 T:1 IO:1 EX:1 Key:0 M:1 W:0 P:0 AS:3 CC:1 PM:0 
EA:3
     Krnl GPRS: 00c76c33 00c58e3c 0045 
fb1ac7a0
  [ 1432.522160]0036cbea  78d70050 
78d7
  [ 1432.522161]8000 f93df000 78d7e010 

  [ 1432.522162]ed85c000 00b5aa30 0036cbea 
ed85fa78
  [ 1432.522168] Krnl Code: 0036cbde: c020002bc358  larl
%r2,8e528e
    0036cbe4: c0e5fff7144a  brasl   
%r14,24f478
   #0036cbea: a7f40001  brc 
15,36cbec
   >0036cbee: e340f0c4  lg  
%r4,192(%r15)
    0036cbf4: ebaff0a4  lmg 
%r10,%r15,160(%r15)
    0036cbfa: 07f4  bcr 15,%r4
    0036cbfc: 0707  bcr 0,%r7
    0036cbfe: 0707  bcr 0,%r7
  [ 1432.522177] Call Trace:
  [ 1432.522179] ([<0036cbea>] sysfs_remove_group+0xba/0xd0)
  [ 1432.522183]  [<00575a44>] device_del+0x5c/0x268
  [ 1432.522184]  [<00575c90>] device_unregister+0x40/0x98
  [ 1432.522186]  [<004d9b0c>] bsg_unregister_queue+0x74/0xd8
  [ 1432.522189]  [<005aff76>] __scsi_remove_device+0xe6/0x118
  [ 1432.522192]  [<005adaca>] scsi_forget_host+0xca/0xf8
  [ 1432.522193]  [<0059fa86>] scsi_remove_host+0xbe/0x1c8
  [ 1432.522200]  [<03ff800496a6>] zfcp_scsi_adapter_unregister+0x9e/0xc8 
[zfcp]
  [ 1432.522202]  [<03ff8003b55e>] zfcp_adapter_unregister+0x7e/0xc0 [zfcp]
  [ 1432.522205]  [<03ff8003c876>] zfcp_ccw_remove+0x28e/0x2b0 [zfcp]
  [ 1432.522207]  [<00604814>] ccw_device_remove+0x44/0x210
  [ 1432.522209]  [<0057a9fe>] __device_release_driver+0xa6/0x150
  [ 1432.522211]  [<0057b782>] driver_detach+0x11a/0x120
  [ 1432.522212]  [<0057a342>] bus_remove_driver+0x82/0x118
  [ 1432.522214]  [<03ff8004bdd2>] zfcp_module_exit+0x2a/0x258 [zfcp]
  [ 1432.522217]  [<001caf6c>] SyS_delete_module+0x1c4/0x210
  [ 1432.51]  [<0076dbfe>] system_call+0xd6/0x264
  [ 1432.52]  [<03ffb0f6e416>] 0x3ffb0f6e416
  [ 1432.53] Last Breaking-Event-Address:
  [ 1432.54]  [<0036cbea>] sysfs_remove_group+0xba/0xd0
  [ 1432.55] ---[ end trace 2e7b1c668b02f90a ]---
  [ 1432.522430] sysfs group 00b5aa30 not found for kobject 
'1:0:0:1073823786'
  [ 1432.522434] [ cut here ]

  Opening the bug for tracking purposes.

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