OOPS while enabling PRUSS on beaglebone

[   76.497848] pruss_uio 4a300000.pruss: Unbalanced pm_runtime_enable!
[   76.507768] pruss_uio 4a300000.pruss: No children
[   96.690536] bone-capemgr bone_capemgr.7: Removed slot #0
[  114.415869] bone-capemgr bone_capemgr.7: Removed slot #4
[  141.988299] bone-capemgr bone_capemgr.7: part_number 'pruss', version 'N/A'
[  141.998161] bone-capemgr bone_capemgr.7: slot #5: generic override
[  142.004761] bone-capemgr bone_capemgr.7: bone: Using override eeprom data at slot 5
[  142.012814] bone-capemgr bone_capemgr.7: slot #5: 'Override Board Name,00A0,Override Manuf,pruss'
[  142.025547] bone-capemgr bone_capemgr.7: slot #5: Requesting part number/version based 'pruss-00A0.dtbo
[  142.036471] bone-capemgr bone_capemgr.7: slot #5: Requesting firmware 'pruss-00A0.dtbo' for board-name 'Override Board Name', version '00A0'
[  142.051429] bone-capemgr bone_capemgr.7: slot #5: dtbo 'pruss-00A0.dtbo' loaded; converting to live tree
[  142.062886] bone-capemgr bone_capemgr.7: slot #5: #2 overlays
[  142.070886] platform 4a300000.pruss: alias fck already exists
[  142.084069] ------------[ cut here ]------------
[  142.088941] WARNING: at arch/arm/mach-omap2/omap_hwmod.c:2096 _enable+0x47/0x14c()
[  142.096856] omap_hwmod: pruss: enabled state can only be entered from initialized, idle, or disabled state
[  142.106947] Modules linked in: uio_pruss ip_tables x_tables g_multi libcomposite rfcomm ircomm_tty ircomm irda ipv6 hidp bluetooth rfkill autofs4 [last unloaded: uio_pruss]
[  142.123182] [<c001051d>] (unwind_backtrace+0x1/0x8c) from [<c002b51f>] (warn_slowpath_common+0x33/0x48)
[  142.133016] [<c002b51f>] (warn_slowpath_common+0x33/0x48) from [<c002b581>] (warn_slowpath_fmt+0x1b/0x24)
[  142.143028] [<c002b581>] (warn_slowpath_fmt+0x1b/0x24) from [<c001de1b>] (_enable+0x47/0x14c)
[  142.151950] [<c001de1b>] (_enable+0x47/0x14c) from [<c001e351>] (omap_hwmod_enable+0x19/0x2c)
[  142.160875] [<c001e351>] (omap_hwmod_enable+0x19/0x2c) from [<c001eb0f>] (omap_device_enable_hwmods+0x15/0x1e)
[  142.171342] [<c001eb0f>] (omap_device_enable_hwmods+0x15/0x1e) from [<c001ecb5>] (_omap_device_activate+0x39/0xb0)
[  142.182171] [<c001ecb5>] (_omap_device_activate+0x39/0xb0) from [<c001f20d>] (omap_device_enable+0x31/0x48)
[  142.192364] [<c001f20d>] (omap_device_enable+0x31/0x48) from [<c001f22f>] (_od_runtime_resume+0xb/0x14)
[  142.202203] [<c001f22f>] (_od_runtime_resume+0xb/0x14) from [<c01f5383>] (__rpm_callback+0x23/0x40)
[  142.211675] [<c01f5383>] (__rpm_callback+0x23/0x40) from [<c01f5c89>] (rpm_resume+0x24f/0x31a)
[  142.220691] [<c01f5c89>] (rpm_resume+0x24f/0x31a) from [<c01f5f0d>] (__pm_runtime_resume+0x45/0x52)
[  142.230169] [<c01f5f0d>] (__pm_runtime_resume+0x45/0x52) from [<bf91312d>] (pruss_probe+0x4e/0x31e [uio_pruss])
[  142.240751] [<bf91312d>] (pruss_probe+0x4e/0x31e [uio_pruss]) from [<c01f0e71>] (platform_drv_probe+0xd/0xe)
[  142.251039] [<c01f0e71>] (platform_drv_probe+0xd/0xe) from [<c01f0427>] (driver_probe_device+0x67/0x144)
[  142.260960] [<c01f0427>] (driver_probe_device+0x67/0x144) from [<c01ef507>] (bus_for_each_drv+0x27/0x4c)
[  142.270879] [<c01ef507>] (bus_for_each_drv+0x27/0x4c) from [<c01f038f>] (device_attach+0x3d/0x56)
[  142.280164] [<c01f038f>] (device_attach+0x3d/0x56) from [<c01efd99>] (bus_probe_device+0x19/0x60)
[  142.289450] [<c01efd99>] (bus_probe_device+0x19/0x60) from [<c01eef6d>] (device_add+0x2a1/0x3b8)
[  142.298646] [<c01eef6d>] (device_add+0x2a1/0x3b8) from [<c02c5915>] (of_platform_device_create_pdata+0x39/0x4c)
[  142.309206] [<c02c5915>] (of_platform_device_create_pdata+0x39/0x4c) from [<c02c6587>] (of_overlay_device_entry_change.isra.1+0x47/0xd8)
[  142.322030] [<c02c6587>] (of_overlay_device_entry_change.isra.1+0x47/0xd8) from [<c02c6aad>] (of_overlay+0x89/0x114)
[  142.333048] [<c02c6aad>] (of_overlay+0x89/0x114) from [<c01fe109>] (bone_capemgr_load+0x1b3/0x2aa)
[  142.342429] [<c01fe109>] (bone_capemgr_load+0x1b3/0x2aa) from [<c01fecdd>] (slots_store+0x20d/0x25c)
[  142.351998] [<c01fecdd>] (slots_store+0x20d/0x25c) from [<c01ee09b>] (dev_attr_store+0xb/0x12)
[  142.361014] [<c01ee09b>] (dev_attr_store+0xb/0x12) from [<c00cd6ed>] (sysfs_write_file+0x9d/0xd8)
[  142.370315] [<c00cd6ed>] (sysfs_write_file+0x9d/0xd8) from [<c00942af>] (vfs_write+0x63/0x104)
[  142.379332] [<c00942af>] (vfs_write+0x63/0x104) from [<c00944bb>] (sys_write+0x27/0x44)
[  142.387717] [<c00944bb>] (sys_write+0x27/0x44) from [<c000c641>] (ret_fast_syscall+0x1/0x46)
[  142.396538] ---[ end trace fd8ec7b62acabe77 ]---
[  142.428219] pruss_uio 4a300000.pruss: No children
[  142.434807] bone-capemgr bone_capemgr.7: slot #5: Applied #2 overlays.
[  167.011584] pruss_uio 4a300000.pruss: Unbalanced pm_runtime_enable!
[  167.020144] pruss_uio 4a300000.pruss: No children