WARNING: at fs/sysfs/dir.c:491 sysfs_add_one in Fujitsu RX300S6

Issue

• Fujitsu RX300S6 server reported the following kernel OOPS after OS upgrade from RHEL 6.0 to RHEL 6.1.

    WARNING: at fs/sysfs/dir.c:491 sysfs_add_one+0xc9/0x130() (Not tainted)
    Hardware name: PRIMERGY RX300 S6            
    sysfs: cannot create duplicate filename '/devices/platform/GHES.9'
    Modules linked in:
    Pid: 1, comm: swapper Not tainted 2.6.32-131.0.15.el6.x86_64 #1
    Call Trace:
    [<ffffffff81067137>] ? warn_slowpath_common+0x87/0xc0
    [<ffffffff81067226>] ? warn_slowpath_fmt+0x46/0x50
    [<ffffffff811e7039>] ? sysfs_add_one+0xc9/0x130
    [<ffffffff811e7108>] ? create_dir+0x68/0xb0
    [<ffffffff811e7189>] ? sysfs_create_dir+0x39/0x50
    [<ffffffff81265209>] ? kobject_add_internal+0xb9/0x260
    [<ffffffff812654b8>] ? kobject_add_varg+0x38/0x60
    [<ffffffff81265594>] ? kobject_add+0x44/0x70
    [<ffffffff8126503a>] ? kobject_get+0x1a/0x30
    [<ffffffff813385c9>] ? device_add+0xc9/0x640
    [<ffffffff81337631>] ? dev_set_name+0x41/0x50
    [<ffffffff8133d815>] ? platform_device_add+0x125/0x200
    [<ffffffff81bf115a>] ? hest_parse_ghes+0x0/0x8a
    [<ffffffff81bf11b2>] ? hest_parse_ghes+0x58/0x8a
    [<ffffffff812eb19f>] ? apei_hest_parse+0x9f/0x140
    [<ffffffff81bf12c6>] ? hest_init+0xe2/0x138
    [<ffffffff81bf11e4>] ? hest_init+0x0/0x138
    [<ffffffff8100204c>] ? do_one_initcall+0x3c/0x1d0
    [<ffffffff81bbd884>] ? kernel_init+0x29d/0x2f9
    [<ffffffff8100c1ca>] ? child_rip+0xa/0x20
    [<ffffffff81bbd5e7>] ? kernel_init+0x0/0x2f9
    [<ffffffff8100c1c0>] ? child_rip+0x0/0x20