[Bug 81091] New: Info: mapping multiple BARs. intel_uncore_init

[bugzilla-daemon at bugzilla.kernel.org]

https://bugzilla.kernel.org/show_bug.cgi?id=81091

               URL: http://lists.freedesktop.org/archives/intel-gfx/2014-F
                    ebruary/040601.html
            Bug ID: 81091
           Summary: Info: mapping multiple BARs.  intel_uncore_init
           Product: Drivers
           Version: 2.5
    Kernel Version: 3.16.0-rc6-00118-g82e13c7
          Hardware: i386
                OS: Linux
              Tree: Mainline
            Status: NEW
          Severity: normal
          Priority: P1
         Component: Video(DRI - Intel)
          Assignee: intel-gfx-bugs at lists.freedesktop.org
          Reporter: hemanth.guruva_reddy at nsn.com
                CC: intel-gfx-bugs at lists.freedesktop.org
        Regression: No

[    0.814244] ------------[ cut here ]------------
[    0.814248] WARNING: CPU: 0 PID: 1 at arch/x86/mm/ioremap.c:183
__ioremap_caller+0x1fc/0x2a0()
[    0.814249] Info: mapping multiple BARs. Your kernel is fine.
[    0.814250] Modules linked in:
[    0.814253] CPU: 0 PID: 1 Comm: swapper/0 Not tainted
3.16.0-rc6-00118-g82e13c7 #4
[    0.814254] Hardware name: Hewlett-Packard HP ProBook 6470b/179C, BIOS 68ICE
Ver. F.40 01/31/20
13
[    0.814255]  00000000 00000000 f54b3d30 c15c8c83 f54b3d70 f54b3d60 c103f764
c17a0364
[    0.814259]  f54b3d8c 00000001 c17a0398 000000b7 c103503c c103503c fed10000
f8068000
[    0.814262]  00006000 f54b3d78 c103f823 00000009 f54b3d70 c17a0364 f54b3d8c
f54b3dd0
[    0.814265] Call Trace:
[    0.814270]  [<c15c8c83>] dump_stack+0x41/0x52
[    0.814272]  [<c103f764>] warn_slowpath_common+0x84/0xa0
[    0.814274]  [<c103503c>] ? __ioremap_caller+0x1fc/0x2a0
[    0.814276]  [<c103503c>] ? __ioremap_caller+0x1fc/0x2a0
[    0.814278]  [<c103f823>] warn_slowpath_fmt+0x33/0x40
[    0.814280]  [<c103503c>] __ioremap_caller+0x1fc/0x2a0
[    0.814282]  [<c103513b>] ioremap_nocache+0x1b/0x20
[    0.814285]  [<c101cffc>] ? snb_uncore_imc_init_box+0x3c/0x60
[    0.814287]  [<c101cffc>] snb_uncore_imc_init_box+0x3c/0x60
[    0.814289]  [<c101e7e8>] uncore_pci_probe+0xb8/0x190
[    0.814293]  [<c12f9319>] pci_device_probe+0x79/0xc0
[    0.814296]  [<c11c7125>] ? sysfs_create_link+0x25/0x40
[    0.814299]  [<c13c49b4>] driver_probe_device+0x64/0x200
[    0.814301]  [<c12f9251>] ? pci_match_device+0xc1/0xe0
[    0.814303]  [<c13c4be1>] __driver_attach+0x91/0xa0
[    0.814305]  [<c13c4b50>] ? driver_probe_device+0x200/0x200
[    0.814307]  [<c13c3272>] bus_for_each_dev+0x42/0x80
[    0.814309]  [<c13c453e>] driver_attach+0x1e/0x20
[    0.814311]  [<c13c4b50>] ? driver_probe_device+0x200/0x200
[    0.814313]  [<c13c4234>] bus_add_driver+0xd4/0x1d0
[    0.814316]  [<c13c5309>] driver_register+0x59/0xe0
[    0.814317]  [<c18f7e36>] ? uncore_types_init+0x18e/0x18e
[    0.814319]  [<c12f87f3>] __pci_register_driver+0x33/0x40
[    0.814321]  [<c18f7f98>] intel_uncore_init+0x162/0x3b3
[    0.814323]  [<c18f7e36>] ? uncore_types_init+0x18e/0x18e
[    0.814325]  [<c100042e>] do_one_initcall+0x7e/0x1a0
[    0.814327]  [<c18f7e36>] ? uncore_types_init+0x18e/0x18e
[    0.814330]  [<c105a598>] ? parameq+0x18/0x70
[    0.814332]  [<c18ef54c>] ? do_early_param+0x7a/0x7a
[    0.814334]  [<c18ef500>] ? do_early_param+0x2e/0x7a
[    0.814336]  [<c18ef54c>] ? do_early_param+0x7a/0x7a
[    0.814338]  [<c105a6c3>] ? parse_args+0xd3/0x370
[    0.814340]  [<c107bff5>] ? __wake_up+0x45/0x60
[    0.814342]  [<c18efc7d>] kernel_init_freeable+0x123/0x1c7
[    0.814344]  [<c18ef54c>] ? do_early_param+0x7a/0x7a
[    0.814347]  [<c15c3470>] kernel_init+0x10/0xe0
[    0.814349]  [<c15d1e41>] ret_from_kernel_thread+0x21/0x30
[    0.814351]  [<c15c3460>] ? rest_init+0x70/0x70
[    0.814354] ---[ end trace a91899fd30de481a ]---

first reported here:
http://lists.freedesktop.org/archives/intel-gfx/2014-February/040601.html

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