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Date: Sat, 31 Dec 2011 11:36:37 -0600 From: Greg White <pcguy11@...e.com> To: <linux-kernel@...r.kernel.org> Subject: WARNING: at fs/sysfs/dir.c:455 sysfs_add_one+0xc1/0xf0() Hi, I just installed Linux on my HP 6200 PC using EFI. The ubuntu lucid kernel caused my computer to freeze during shutdown and reboots. So I downloaded 3.1.6 from kernel.org and compiled my own kernel and it works fine except for the following messages in my dmesg: [ 2.295957] ------------[ cut here ]------------ [ 2.295962] WARNING: at fs/sysfs/dir.c:455 sysfs_add_one+0xc1/0xf0() [ 2.295964] Hardware name: HP Compaq 6200 Pro Small Form Factor [ 2.295966] sysfs: cannot create duplicate filename '/firmware/efi/vars/SlotPresent-ec87d643-eba4-4bb5-a1e5-3f3e36b20da9' [ 2.295969] Modules linked in: [ 2.295972] Pid: 1, comm: swapper Not tainted 3.1.6 #1 [ 2.295974] Call Trace: [ 2.295979] [<ffffffff81061c4f>] warn_slowpath_common+0x7f/0xc0 [ 2.295982] [<ffffffff81061d46>] warn_slowpath_fmt+0x46/0x50 [ 2.295985] [<ffffffff811c6a91>] sysfs_add_one+0xc1/0xf0 [ 2.295988] [<ffffffff811c6b41>] create_dir+0x81/0xd0 [ 2.295991] [<ffffffff811c6c0d>] sysfs_create_dir+0x7d/0xd0 [ 2.295995] [<ffffffff812fc6d7>] kobject_add_internal+0xb7/0x200 [ 2.295998] [<ffffffff812fc938>] kobject_add_varg+0x38/0x60 [ 2.296001] [<ffffffff812fc9b3>] kobject_init_and_add+0x53/0x70 [ 2.296004] [<ffffffff81304f10>] ? sprintf+0x40/0x50 [ 2.296008] [<ffffffff814d8184>] efivar_create_sysfs_entry+0x124/0x1b0 [ 2.296011] [<ffffffff814d8929>] register_efivars+0xc9/0x3c0 [ 2.296016] [<ffffffff81cfeb55>] ? edd_init+0x355/0x355 [ 2.296019] [<ffffffff81cfebfe>] efivars_init+0xa9/0xf7 [ 2.296023] [<ffffffff81002043>] do_one_initcall+0x43/0x190 [ 2.296026] [<ffffffff81cc3680>] kernel_init+0xcd/0x151 [ 2.296030] [<ffffffff815fbe74>] kernel_thread_helper+0x4/0x10 [ 2.296033] [<ffffffff81cc35b3>] ? parse_early_options+0x20/0x20 [ 2.296036] [<ffffffff815fbe70>] ? gs_change+0x13/0x13 [ 2.296041] ---[ end trace 629518364de3e84b ]--- [ 2.296043] kobject_add_internal failed for SlotPresent-ec87d643-eba4-4bb5-a1e5-3f3e36b20da9 with -EEXIST, don't try to register things with the same name in the same directory. [ 2.296048] Pid: 1, comm: swapper Tainted: G W 3.1.6 #1 [ 2.296050] Call Trace: [ 2.296052] [<ffffffff812fc77d>] kobject_add_internal+0x15d/0x200 [ 2.296055] [<ffffffff812fc938>] kobject_add_varg+0x38/0x60 [ 2.296058] [<ffffffff812fc9b3>] kobject_init_and_add+0x53/0x70 [ 2.296061] [<ffffffff81304f10>] ? sprintf+0x40/0x50 [ 2.296064] [<ffffffff814d8184>] efivar_create_sysfs_entry+0x124/0x1b0 [ 2.296067] [<ffffffff814d8929>] register_efivars+0xc9/0x3c0 [ 2.296070] [<ffffffff81cfeb55>] ? edd_init+0x355/0x355 [ 2.296073] [<ffffffff81cfebfe>] efivars_init+0xa9/0xf7 [ 2.296076] [<ffffffff81002043>] do_one_initcall+0x43/0x190 [ 2.296079] [<ffffffff81cc3680>] kernel_init+0xcd/0x151 [ 2.296082] [<ffffffff815fbe74>] kernel_thread_helper+0x4/0x10 [ 2.296085] [<ffffffff81cc35b3>] ? parse_early_options+0x20/0x20 [ 2.296088] [<ffffffff815fbe70>] ? gs_change+0x13/0x13 [ 2.296167] ------------[ cut here ]------------ [ 2.296170] WARNING: at fs/sysfs/dir.c:455 sysfs_add_one+0xc1/0xf0() [ 2.296172] Hardware name: HP Compaq 6200 Pro Small Form Factor [ 2.296174] sysfs: cannot create duplicate filename '/firmware/efi/vars/FrontUsbPresent-ec87d643-eba4-4bb5-a1e5-3f3e36b20da9' [ 2.296177] Modules linked in: [ 2.296179] Pid: 1, comm: swapper Tainted: G W 3.1.6 #1 [ 2.296181] Call Trace: [ 2.296184] [<ffffffff81061c4f>] warn_slowpath_common+0x7f/0xc0 [ 2.296187] [<ffffffff81061d46>] warn_slowpath_fmt+0x46/0x50 [ 2.296190] [<ffffffff811c6a91>] sysfs_add_one+0xc1/0xf0 [ 2.296193] [<ffffffff811c6b41>] create_dir+0x81/0xd0 [ 2.296195] [<ffffffff811c6c0d>] sysfs_create_dir+0x7d/0xd0 [ 2.296199] [<ffffffff812fc6d7>] kobject_add_internal+0xb7/0x200 [ 2.296202] [<ffffffff812fc938>] kobject_add_varg+0x38/0x60 [ 2.296204] [<ffffffff812fc9b3>] kobject_init_and_add+0x53/0x70 [ 2.296207] [<ffffffff81304f10>] ? sprintf+0x40/0x50 [ 2.296210] [<ffffffff814d8184>] efivar_create_sysfs_entry+0x124/0x1b0 [ 2.296213] [<ffffffff814d8929>] register_efivars+0xc9/0x3c0 [ 2.296216] [<ffffffff81cfeb55>] ? edd_init+0x355/0x355 [ 2.296219] [<ffffffff81cfebfe>] efivars_init+0xa9/0xf7 [ 2.296222] [<ffffffff81002043>] do_one_initcall+0x43/0x190 [ 2.296225] [<ffffffff81cc3680>] kernel_init+0xcd/0x151 [ 2.296228] [<ffffffff815fbe74>] kernel_thread_helper+0x4/0x10 [ 2.296231] [<ffffffff81cc35b3>] ? parse_early_options+0x20/0x20 [ 2.296233] [<ffffffff815fbe70>] ? gs_change+0x13/0x13 [ 2.296236] ---[ end trace 629518364de3e84c ]--- [ 2.296249] kobject_add_internal failed for FrontUsbPresent-ec87d643-eba4-4bb5-a1e5-3f3e36b20da9 with -EEXIST, don't try to register things with the same name in the same directory. [ 2.296254] Pid: 1, comm: swapper Tainted: G W 3.1.6 #1 [ 2.296256] Call Trace: [ 2.296259] [<ffffffff812fc77d>] kobject_add_internal+0x15d/0x200 [ 2.296262] [<ffffffff812fc938>] kobject_add_varg+0x38/0x60 [ 2.296265] [<ffffffff812fc9b3>] kobject_init_and_add+0x53/0x70 [ 2.296267] [<ffffffff81304f10>] ? sprintf+0x40/0x50 [ 2.296270] [<ffffffff814d8184>] efivar_create_sysfs_entry+0x124/0x1b0 [ 2.296273] [<ffffffff814d8929>] register_efivars+0xc9/0x3c0 [ 2.296276] [<ffffffff81cfeb55>] ? edd_init+0x355/0x355 [ 2.296279] [<ffffffff81cfebfe>] efivars_init+0xa9/0xf7 [ 2.296282] [<ffffffff81002043>] do_one_initcall+0x43/0x190 [ 2.296285] [<ffffffff81cc3680>] kernel_init+0xcd/0x151 [ 2.296287] [<ffffffff815fbe74>] kernel_thread_helper+0x4/0x10 [ 2.296291] [<ffffffff81cc35b3>] ? parse_early_options+0x20/0x20 [ 2.296293] [<ffffffff815fbe70>] ? gs_change+0x13/0x13 [ 2.296372] ------------[ cut here ]------------ [ 2.296374] WARNING: at fs/sysfs/dir.c:455 sysfs_add_one+0xc1/0xf0() [ 2.296376] Hardware name: HP Compaq 6200 Pro Small Form Factor [ 2.296378] sysfs: cannot create duplicate filename '/firmware/efi/vars/RearUsbPresent-ec87d643-eba4-4bb5-a1e5-3f3e36b20da9' [ 2.296382] Modules linked in: [ 2.296383] Pid: 1, comm: swapper Tainted: G W 3.1.6 #1 [ 2.296385] Call Trace: [ 2.296388] [<ffffffff81061c4f>] warn_slowpath_common+0x7f/0xc0 [ 2.296391] [<ffffffff81061d46>] warn_slowpath_fmt+0x46/0x50 [ 2.296394] [<ffffffff811c6a91>] sysfs_add_one+0xc1/0xf0 [ 2.296397] [<ffffffff811c6b41>] create_dir+0x81/0xd0 [ 2.296400] [<ffffffff811c6c0d>] sysfs_create_dir+0x7d/0xd0 [ 2.296403] [<ffffffff812fc6d7>] kobject_add_internal+0xb7/0x200 [ 2.296406] [<ffffffff812fc938>] kobject_add_varg+0x38/0x60 [ 2.296409] [<ffffffff812fc9b3>] kobject_init_and_add+0x53/0x70 [ 2.296411] [<ffffffff81304f10>] ? sprintf+0x40/0x50 [ 2.296414] [<ffffffff814d8184>] efivar_create_sysfs_entry+0x124/0x1b0 [ 2.296417] [<ffffffff814d8929>] register_efivars+0xc9/0x3c0 [ 2.296420] [<ffffffff81cfeb55>] ? edd_init+0x355/0x355 [ 2.296423] [<ffffffff81cfebfe>] efivars_init+0xa9/0xf7 [ 2.296426] [<ffffffff81002043>] do_one_initcall+0x43/0x190 [ 2.296429] [<ffffffff81cc3680>] kernel_init+0xcd/0x151 [ 2.296431] [<ffffffff815fbe74>] kernel_thread_helper+0x4/0x10 [ 2.296435] [<ffffffff81cc35b3>] ? parse_early_options+0x20/0x20 [ 2.296437] [<ffffffff815fbe70>] ? gs_change+0x13/0x13 [ 2.296439] ---[ end trace 629518364de3e84d ]--- [ 2.296441] kobject_add_internal failed for RearUsbPresent-ec87d643-eba4-4bb5-a1e5-3f3e36b20da9 with -EEXIST, don't try to register things with the same name in the same directory. [ 2.296446] Pid: 1, comm: swapper Tainted: G W 3.1.6 #1 [ 2.296448] Call Trace: [ 2.296450] [<ffffffff812fc77d>] kobject_add_internal+0x15d/0x200 [ 2.296453] [<ffffffff812fc938>] kobject_add_varg+0x38/0x60 [ 2.296456] [<ffffffff812fc9b3>] kobject_init_and_add+0x53/0x70 [ 2.296459] [<ffffffff81304f10>] ? sprintf+0x40/0x50 [ 2.296461] [<ffffffff814d8184>] efivar_create_sysfs_entry+0x124/0x1b0 [ 2.296464] [<ffffffff814d8929>] register_efivars+0xc9/0x3c0 [ 2.296468] [<ffffffff81cfeb55>] ? edd_init+0x355/0x355 [ 2.296471] [<ffffffff81cfebfe>] efivars_init+0xa9/0xf7 [ 2.296474] [<ffffffff81002043>] do_one_initcall+0x43/0x190 [ 2.296477] [<ffffffff81cc3680>] kernel_init+0xcd/0x151 [ 2.296479] [<ffffffff815fbe74>] kernel_thread_helper+0x4/0x10 [ 2.296482] [<ffffffff81cc35b3>] ? parse_early_options+0x20/0x20 [ 2.296485] [<ffffffff815fbe70>] ? gs_change+0x13/0x13 [ 2.296563] ------------[ cut here ]------------ [ 2.296565] WARNING: at fs/sysfs/dir.c:455 sysfs_add_one+0xc1/0xf0() [ 2.296568] Hardware name: HP Compaq 6200 Pro Small Form Factor [ 2.296570] sysfs: cannot create duplicate filename '/firmware/efi/vars/InternalUsbPresent-ec87d643-eba4-4bb5-a1e5-3f3e36b20da9' [ 2.296573] Modules linked in: [ 2.296575] Pid: 1, comm: swapper Tainted: G W 3.1.6 #1 [ 2.296577] Call Trace: [ 2.296579] [<ffffffff81061c4f>] warn_slowpath_common+0x7f/0xc0 [ 2.296582] [<ffffffff81061d46>] warn_slowpath_fmt+0x46/0x50 [ 2.296585] [<ffffffff811c6a91>] sysfs_add_one+0xc1/0xf0 [ 2.296588] [<ffffffff811c6b41>] create_dir+0x81/0xd0 [ 2.296591] [<ffffffff811c6c0d>] sysfs_create_dir+0x7d/0xd0 [ 2.296594] [<ffffffff812fc6d7>] kobject_add_internal+0xb7/0x200 [ 2.296597] [<ffffffff812fc938>] kobject_add_varg+0x38/0x60 [ 2.296600] [<ffffffff812fc9b3>] kobject_init_and_add+0x53/0x70 [ 2.296602] [<ffffffff81304f10>] ? sprintf+0x40/0x50 [ 2.296605] [<ffffffff814d8184>] efivar_create_sysfs_entry+0x124/0x1b0 [ 2.296608] [<ffffffff814d8929>] register_efivars+0xc9/0x3c0 [ 2.296611] [<ffffffff81cfeb55>] ? edd_init+0x355/0x355 [ 2.296614] [<ffffffff81cfebfe>] efivars_init+0xa9/0xf7 [ 2.296617] [<ffffffff81002043>] do_one_initcall+0x43/0x190 [ 2.296620] [<ffffffff81cc3680>] kernel_init+0xcd/0x151 [ 2.296623] [<ffffffff815fbe74>] kernel_thread_helper+0x4/0x10 [ 2.296626] [<ffffffff81cc35b3>] ? parse_early_options+0x20/0x20 [ 2.296628] [<ffffffff815fbe70>] ? gs_change+0x13/0x13 [ 2.296630] ---[ end trace 629518364de3e84e ]--- [ 2.296632] kobject_add_internal failed for InternalUsbPresent-ec87d643-eba4-4bb5-a1e5-3f3e36b20da9 with -EEXIST, don't try to register things with the same name in the same directory. [ 2.296637] Pid: 1, comm: swapper Tainted: G W 3.1.6 #1 [ 2.296639] Call Trace: [ 2.296641] [<ffffffff812fc77d>] kobject_add_internal+0x15d/0x200 [ 2.296644] [<ffffffff812fc938>] kobject_add_varg+0x38/0x60 [ 2.296647] [<ffffffff812fc9b3>] kobject_init_and_add+0x53/0x70 [ 2.296650] [<ffffffff81304f10>] ? sprintf+0x40/0x50 [ 2.296653] [<ffffffff814d8184>] efivar_create_sysfs_entry+0x124/0x1b0 [ 2.296655] [<ffffffff814d8929>] register_efivars+0xc9/0x3c0 [ 2.296659] [<ffffffff81cfeb55>] ? edd_init+0x355/0x355 [ 2.296662] [<ffffffff81cfebfe>] efivars_init+0xa9/0xf7 [ 2.296665] [<ffffffff81002043>] do_one_initcall+0x43/0x190 [ 2.296668] [<ffffffff81cc3680>] kernel_init+0xcd/0x151 [ 2.296670] [<ffffffff815fbe74>] kernel_thread_helper+0x4/0x10 [ 2.296673] [<ffffffff81cc35b3>] ? parse_early_options+0x20/0x20 [ 2.296676] [<ffffffff815fbe70>] ? gs_change+0x13/0x13 [ 2.296754] ------------[ cut here ]------------ [ 2.296756] WARNING: at fs/sysfs/dir.c:455 sysfs_add_one+0xc1/0xf0() [ 2.296758] Hardware name: HP Compaq 6200 Pro Small Form Factor [ 2.296760] sysfs: cannot create duplicate filename '/firmware/efi/vars/SetupFeatureSupport-b6ad93e3-19f7-4c85-aa72-80c57194dbc7' [ 2.296763] Modules linked in: [ 2.296765] Pid: 1, comm: swapper Tainted: G W 3.1.6 #1 [ 2.296767] Call Trace: [ 2.296770] [<ffffffff81061c4f>] warn_slowpath_common+0x7f/0xc0 [ 2.296773] [<ffffffff81061d46>] warn_slowpath_fmt+0x46/0x50 [ 2.296776] [<ffffffff811c6a91>] sysfs_add_one+0xc1/0xf0 [ 2.296778] [<ffffffff811c6b41>] create_dir+0x81/0xd0 [ 2.296781] [<ffffffff811c6c0d>] sysfs_create_dir+0x7d/0xd0 [ 2.296784] [<ffffffff812fc6d7>] kobject_add_internal+0xb7/0x200 [ 2.296787] [<ffffffff812fc938>] kobject_add_varg+0x38/0x60 [ 2.296790] [<ffffffff812fc9b3>] kobject_init_and_add+0x53/0x70 [ 2.296793] [<ffffffff81304f10>] ? sprintf+0x40/0x50 [ 2.296795] [<ffffffff814d8184>] efivar_create_sysfs_entry+0x124/0x1b0 [ 2.296798] [<ffffffff814d8929>] register_efivars+0xc9/0x3c0 [ 2.296801] [<ffffffff81cfeb55>] ? edd_init+0x355/0x355 [ 2.296804] [<ffffffff81cfebfe>] efivars_init+0xa9/0xf7 [ 2.296807] [<ffffffff81002043>] do_one_initcall+0x43/0x190 [ 2.296810] [<ffffffff81cc3680>] kernel_init+0xcd/0x151 [ 2.296813] [<ffffffff815fbe74>] kernel_thread_helper+0x4/0x10 [ 2.296816] [<ffffffff81cc35b3>] ? parse_early_options+0x20/0x20 [ 2.296819] [<ffffffff815fbe70>] ? gs_change+0x13/0x13 [ 2.296821] ---[ end trace 629518364de3e84f ]--- [ 2.296823] kobject_add_internal failed for SetupFeatureSupport-b6ad93e3-19f7-4c85-aa72-80c57194dbc7 with -EEXIST, don't try to register things with the same name in the same directory. [ 2.296827] Pid: 1, comm: swapper Tainted: G W 3.1.6 #1 [ 2.296829] Call Trace: [ 2.296832] [<ffffffff812fc77d>] kobject_add_internal+0x15d/0x200 [ 2.296835] [<ffffffff812fc938>] kobject_add_varg+0x38/0x60 [ 2.296838] [<ffffffff812fc9b3>] kobject_init_and_add+0x53/0x70 [ 2.296840] [<ffffffff81304f10>] ? sprintf+0x40/0x50 [ 2.296843] [<ffffffff814d8184>] efivar_create_sysfs_entry+0x124/0x1b0 [ 2.296846] [<ffffffff814d8929>] register_efivars+0xc9/0x3c0 [ 2.296849] [<ffffffff81cfeb55>] ? edd_init+0x355/0x355 [ 2.296852] [<ffffffff81cfebfe>] efivars_init+0xa9/0xf7 [ 2.296855] [<ffffffff81002043>] do_one_initcall+0x43/0x190 [ 2.296858] [<ffffffff81cc3680>] kernel_init+0xcd/0x151 [ 2.296860] [<ffffffff815fbe74>] kernel_thread_helper+0x4/0x10 [ 2.296864] [<ffffffff81cc35b3>] ? parse_early_options+0x20/0x20 [ 2.296866] [<ffffffff815fbe70>] ? gs_change+0x13/0x13 I am attaching the full dmesg and kernel config. If you need anything else please email me as I am not subscribed to the list. Thanks, Greg Download attachment "config" of type "application/octet-stream" (134769 bytes) View attachment "dmesg.txt" of type "text/plain" (82798 bytes)
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