#9320 NORM 1.5-ATe: duplicate create of /devices/platform/rtc_cmos

[Zarro Boogs per Child]

#9320: duplicate create of /devices/platform/rtc_cmos
--------------------------+-------------------------------------------------
 Reporter:  pgf           |                 Owner:  dsaxena      
     Type:  defect        |                Status:  new          
 Priority:  normal        |             Milestone:  1.5-ATest    
Component:  not assigned  |               Version:  not specified
 Keywords:                |           Next_action:  diagnose     
 Verified:  0             |   Deployment_affected:               
Blockedby:                |              Blocking:               
--------------------------+-------------------------------------------------
 i've been getting this reliably, on every reboot, of my gen1 machine
 running from the 2.6.30-rc5 branch.

 git head of my tree is 88a3ec24bf756c49e1f8a24efa6796e265204d48.

 {{{
 Jun  7 13:43:50 localhost kernel: [    1.583589] ------------[ cut here
 ]------------
 Jun  7 13:43:50 localhost kernel: [    1.588314] WARNING: at
 fs/sysfs/dir.c:487 sysfs_add_one+0xbe/0xd3()
 Jun  7 13:43:50 localhost kernel: [    1.595232] sysfs: cannot create
 duplicate filename '/devices/platform/rtc_cmos'
 Jun  7 13:43:50 localhost kernel: [    1.603187] Modules linked in:
 Jun  7 13:43:50 localhost kernel: [    1.606403] Pid: 1, comm: swapper Not
 tainted 2.6.30-rc5pgf #1
 Jun  7 13:43:50 localhost kernel: [    1.612990] Call Trace:
 Jun  7 13:43:50 localhost kernel: [    1.615545]  [<c0418301>] ?
 warn_slowpath_fmt+0x66/0x88
 Jun  7 13:43:50 localhost kernel: [    1.621574]  [<c041830d>]
 warn_slowpath_fmt+0x72/0x88
 Jun  7 13:43:50 localhost kernel: [    1.626736]  [<c04501b3>] ?
 __alloc_pages_internal+0x8e/0x356
 Jun  7 13:43:50 localhost kernel: [    1.633169]  [<c05198f0>] ?
 idr_get_empty_slot+0x13c/0x1e7
 Jun  7 13:43:50 localhost kernel: [    1.638774]  [<c0663fe5>] ?
 _spin_unlock+0x12/0x26
 Jun  7 13:43:50 localhost kernel: [    1.644454]  [<c04abda7>]
 sysfs_add_one+0xbe/0xd3
 Jun  7 13:43:50 localhost kernel: [    1.649262]  [<c04ac27e>]
 create_dir+0x43/0x75
 Jun  7 13:43:50 localhost kernel: [    1.654482]  [<c04ac2dd>]
 sysfs_create_dir+0x2d/0x3d
 Jun  7 13:43:50 localhost kernel: [    1.659565]  [<c051a4e4>]
 kobject_add_internal+0xaa/0x159
 Jun  7 13:43:50 localhost kernel: [    1.665631]  [<c051a644>]
 kobject_add_varg+0x31/0x3d
 Jun  7 13:43:50 localhost kernel: [    1.670706]  [<c051a6ba>]
 kobject_add+0x43/0x49
 Jun  7 13:43:50 localhost kernel: [    1.675981]  [<c0561710>]
 device_add+0xeb/0x467
 Jun  7 13:43:50 localhost kernel: [    1.680624]  [<c0663e7a>] ?
 _write_unlock+0x12/0x26
 Jun  7 13:43:50 localhost kernel: [    1.686303]  [<c05641a8>]
 platform_device_add+0x102/0x146
 Jun  7 13:43:50 localhost kernel: [    1.691815]  [<c0564201>]
 platform_device_register+0x15/0x18
 Jun  7 13:43:50 localhost kernel: [    1.698255]  [<c076620a>]
 add_rtc_cmos+0xe/0x31
 Jun  7 13:43:50 localhost kernel: [    1.702887]  [<c0401049>]
 _stext+0x49/0x10b
 Jun  7 13:43:50 localhost kernel: [    1.707827]  [<c07661fc>] ?
 add_rtc_cmos+0x0/0x31
 Jun  7 13:43:50 localhost kernel: [    1.712636]  [<c04a6c00>] ?
 proc_create_data+0x1f/0x90
 Jun  7 13:43:50 localhost kernel: [    1.718575]  [<c044134b>] ?
 register_irq_proc+0x65/0x81
 Jun  7 13:43:50 localhost kernel: [    1.723914]  [<c07604a0>]
 kernel_init+0x6b/0xb9
 Jun  7 13:43:50 localhost kernel: [    1.729312]  [<c0760435>] ?
 kernel_init+0x0/0xb9
 Jun  7 13:43:50 localhost kernel: [    1.734033]  [<c0403b03>]
 kernel_thread_helper+0x7/0x10
 Jun  7 13:43:50 localhost kernel: [    1.739596] ---[ end trace
 f17e946d22a56015 ]---
 Jun  7 13:43:50 localhost kernel: [    1.744332] kobject_add_internal
 failed for rtc_cmos with -EEXIST, don't try to register things with the
 same name in the>
 Jun  7 13:43:50 localhost kernel: [    1.756917] Pid: 1, comm: swapper
 Tainted: G        W  2.6.30-rc5pgf #1
 Jun  7 13:43:50 localhost kernel: [    1.763624] Call Trace:
 Jun  7 13:43:50 localhost kernel: [    1.766266]  [<c051a56b>]
 kobject_add_internal+0x131/0x159
 Jun  7 13:43:50 localhost kernel: [    1.771859]  [<c051a644>]
 kobject_add_varg+0x31/0x3d
 Jun  7 13:43:50 localhost kernel: [    1.777002]  [<c051a6ba>]
 kobject_add+0x43/0x49
 Jun  7 13:43:50 localhost kernel: [    1.781636]  [<c0561710>]
 device_add+0xeb/0x467
 Jun  7 13:43:50 localhost kernel: [    1.786374]  [<c0663e7a>] ?
 _write_unlock+0x12/0x26
 Jun  7 13:43:50 localhost kernel: [    1.791355]  [<c05641a8>]
 platform_device_add+0x102/0x146
 Jun  7 13:43:50 localhost kernel: [    1.796959]  [<c0564201>]
 platform_device_register+0x15/0x18
 Jun  7 13:43:50 localhost kernel: [    1.802731]  [<c076620a>]
 add_rtc_cmos+0xe/0x31
 Jun  7 13:43:50 localhost kernel: [    1.807450]  [<c0401049>]
 _stext+0x49/0x10b
 Jun  7 13:43:50 localhost kernel: [    1.811734]  [<c07661fc>] ?
 add_rtc_cmos+0x0/0x31
 Jun  7 13:43:50 localhost kernel: [    1.816636]  [<c04a6c00>] ?
 proc_create_data+0x1f/0x90
 Jun  7 13:43:50 localhost kernel: [    1.821883]  [<c044134b>] ?
 register_irq_proc+0x65/0x81
 Jun  7 13:43:50 localhost kernel: [    1.827321]  [<c07604a0>]
 kernel_init+0x6b/0xb9
 Jun  7 13:43:50 localhost kernel: [    1.831955]  [<c0760435>] ?
 kernel_init+0x0/0xb9
 Jun  7 13:43:50 localhost kernel: [    1.836776]  [<c0403b03>]
 kernel_thread_helper+0x7/0x10
 Jun  7 13:43:50 localhost kernel: [    1.842097] platform rtc_cmos:
 registered platform RTC device (no PNP device found)
 }}}

-- 
Ticket URL: <http://dev.laptop.org/ticket/9320>
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