[Bugme-new] [Bug 12514] New: WARNING: at fs/proc/generic.c

bugme-daemon at bugzilla.kernel.org bugme-daemon at bugzilla.kernel.org
Tue Jan 20 06:59:39 PST 2009


http://bugzilla.kernel.org/show_bug.cgi?id=12514

           Summary: WARNING: at fs/proc/generic.c
           Product: ACPI
           Version: 2.5
     KernelVersion: 2.6.29-rc2
          Platform: All
        OS/Version: Linux
              Tree: Mainline
            Status: NEW
          Severity: normal
          Priority: P1
         Component: Power-Video
        AssignedTo: acpi_power-video at kernel-bugs.osdl.org
        ReportedBy: jaroslav.petras at gmail.com


Latest working kernel version: ? ( I had this issue in 2.6.26 distrib. kernel
too and in self-compiled vanilla kernels 2.6.2{7,8,9}. Always reproducible) 
Earliest failing kernel version: 2.6.29-rc2
Distribution: Debian
Hardware Environment: Fujitsu-Siemens Computers Amilo Pa 3553 ZM80 (laptop)
Problem Description: Warning


[    6.815251] ACPI: WMI: Mapper loaded                                         
[    6.851513] acpi device:06: registered as cooling_device2                    
[    6.852047] input: Video Bus as
/devices/LNXSYSTM:00/device:00/PNP0A08:00/device:01/device:03/input/input6      
[    6.867082] ACPI: Video Device [VGA] (multi-head: yes  rom: no  post: no)    
[    6.867197] ------------[ cut here ]------------                             
[    6.867263] WARNING: at fs/proc/generic.c:551 proc_register+0x146/0x17d()    
[    6.867323] proc_dir_entry 'video/VGA' already registered                    
[    6.867382] Modules linked in: video(+) output wmi shpchp evdev usbhid hid
sg ehci_hcd ohci_hcd sr_mod cdrom sdhci_pci sdhci sd_mod ohci1394 mmc_core
ieee1394         
[    6.868445] Pid: 1395, comm: modprobe Not tainted 2.6.28.1.mobileworkshop #1 
[    6.868505] Call Trace:                                                      
[    6.868567]  [<ffffffff8023480a>] warn_slowpath+0xb4/0xda                    
[    6.868628]  [<ffffffff8038abaa>] acpi_ns_lookup+0x23a/0x36b                 
[    6.868689]  [<ffffffff80249b08>] up+0xe/0x36                                
[    6.868748]  [<ffffffff8038c33e>] acpi_ns_get_node+0x92/0x9f                 
[    6.868809]  [<ffffffff80393b3e>] acpi_ut_update_object_reference+0xdf/0x159 
[    6.868870]  [<ffffffff80249b08>] up+0xe/0x36                                
[    6.868929]  [<ffffffff803577e6>] ida_get_new_above+0x188/0x1a9              
[    6.868990]  [<ffffffff8035791c>] idr_pre_get+0x53/0x66                      
[    6.869063]  [<ffffffff802d5496>] proc_register+0x146/0x17d                  
[    6.869123]  [<ffffffff803c2143>] get_device+0x17/0x1f                       
[    6.869184]  [<ffffffff802d568f>] proc_mkdir_mode+0x3c/0x51                  
[    6.869248]  [<ffffffffa00b0692>] acpi_video_bus_add+0x1ec/0xd36 [video]     
[    6.869314]  [<ffffffff802dd44d>] __sysfs_add_one+0x16/0x9e                  
[    6.869375]  [<ffffffff803972e2>] acpi_device_probe+0x46/0x87                
[    6.869436]  [<ffffffff803c4e6e>] driver_probe_device+0xb5/0x159             
[    6.869497]  [<ffffffff803c4f6b>] __driver_attach+0x59/0x80                  
[    6.869557]  [<ffffffff803c4f12>] __driver_attach+0x0/0x80                   
[    6.869617]  [<ffffffff803c4787>] bus_for_each_dev+0x44/0x78                 
[    6.869677]  [<ffffffff803c410d>] bus_add_driver+0xac/0x1f2                  
[    6.869737]  [<ffffffff803c5130>] driver_register+0xa2/0x11f                 
[    6.869799]  [<ffffffffa00b6000>] acpi_video_init+0x0/0x5f [video]           
[    6.869861]  [<ffffffffa00b6000>] acpi_video_init+0x0/0x5f [video]           
[    6.869922]  [<ffffffffa00b603c>] acpi_video_init+0x3c/0x5f [video]          
[    6.869983]  [<ffffffff80209056>] _stext+0x56/0x14f                          
[    6.870055]  [<ffffffff8027f34d>] vma_link+0x74/0x99                         
[    6.870116]  [<ffffffff80256205>] sys_init_module+0xa0/0x1a9                 
[    6.870176]  [<ffffffff8020b23b>] system_call_fastpath+0x16/0x1b             
[    6.870236] ---[ end trace e3ecd7b7751a4e25 ]---                             
[    6.882886] acpi device:33: registered as cooling_device3                    
[    6.884981] input: Video Bus as
/devices/LNXSYSTM:00/device:00/PNP0A08:00/device:2f/device:30/input/input7      
[    6.893479] ACPI: Video Device [VGA] (multi-head: yes  rom: no  post: no)


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