Hello.
I am running linux-3.10.0 with kmemleak and see following warnings
in /sys/kernel/debug/kmemleak:
unreferenced object 0xffff880216fcfe00 (size 512):
comm "swapper/0", pid 1, jiffies 4294895429 (age 1415.320s)
hex dump (first 32 bytes):
00 00 00 00 00 00 00 00 aa aa aa aa aa aa aa aa ................
55 55 55 55 55 55 55 55 ff ff ff ff ff ff ff ff UUUUUUUU........
backtrace:
[<ffffffff813e415c>] kmemleak_alloc+0x21/0x3e
[<ffffffff8111c17f>] kmemleak_alloc_recursive.constprop.57+0x16/0x18
[<ffffffff8111e63b>] __kmalloc+0xf9/0x144
[<ffffffff8123d9cf>] fb_alloc_cmap_gfp+0x47/0xe1
[<ffffffff8123da77>] fb_alloc_cmap+0xe/0x10
[<ffffffff81aff40a>] efifb_probe+0x3e9/0x48f
[<ffffffff812c566f>] platform_drv_probe+0x34/0x5e
[<ffffffff812c3e6d>] driver_probe_device+0x98/0x1b4
[<ffffffff812c3fd7>] __driver_attach+0x4e/0x6f
[<ffffffff812c25bf>] bus_for_each_dev+0x57/0x8a
[<ffffffff812c3984>] driver_attach+0x19/0x1b
[<ffffffff812c362b>] bus_add_driver+0xde/0x201
[<ffffffff812c453f>] driver_register+0x8c/0x110
[<ffffffff812c510d>] platform_driver_register+0x41/0x43
[<ffffffff812c5127>] platform_driver_probe+0x18/0x8a
[<ffffffff81aff002>] efifb_init+0x276/0x295
unreferenced object 0xffff880205e90e00 (size 512):
comm "swapper/0", pid 1, jiffies 4294895429 (age 1415.320s)
hex dump (first 32 bytes):
00 00 00 00 aa aa aa aa 00 00 00 00 55 55 aa aa ............UU..
55 55 55 55 ff ff ff ff 55 55 55 55 ff ff ff ff UUUU....UUUU....
backtrace:
[<ffffffff813e415c>] kmemleak_alloc+0x21/0x3e
[<ffffffff8111c17f>] kmemleak_alloc_recursive.constprop.57+0x16/0x18
[<ffffffff8111e63b>] __kmalloc+0xf9/0x144
[<ffffffff8123d9ea>] fb_alloc_cmap_gfp+0x62/0xe1
[<ffffffff8123da77>] fb_alloc_cmap+0xe/0x10
[<ffffffff81aff40a>] efifb_probe+0x3e9/0x48f
[<ffffffff812c566f>] platform_drv_probe+0x34/0x5e
[<ffffffff812c3e6d>] driver_probe_device+0x98/0x1b4
[<ffffffff812c3fd7>] __driver_attach+0x4e/0x6f
[<ffffffff812c25bf>] bus_for_each_dev+0x57/0x8a
[<ffffffff812c3984>] driver_attach+0x19/0x1b
[<ffffffff812c362b>] bus_add_driver+0xde/0x201
[<ffffffff812c453f>] driver_register+0x8c/0x110
[<ffffffff812c510d>] platform_driver_register+0x41/0x43
[<ffffffff812c5127>] platform_driver_probe+0x18/0x8a
[<ffffffff81aff002>] efifb_init+0x276/0x295
unreferenced object 0xffff880205e91e00 (size 512):
comm "swapper/0", pid 1, jiffies 4294895429 (age 1415.320s)
hex dump (first 32 bytes):
00 00 aa aa 00 00 aa aa 00 00 aa aa 00 00 aa aa ................
55 55 ff ff 55 55 ff ff 55 55 ff ff 55 55 ff ff UU..UU..UU..UU..
backtrace:
[<ffffffff813e415c>] kmemleak_alloc+0x21/0x3e
[<ffffffff8111c17f>] kmemleak_alloc_recursive.constprop.57+0x16/0x18
[<ffffffff8111e63b>] __kmalloc+0xf9/0x144
[<ffffffff8123d9fe>] fb_alloc_cmap_gfp+0x76/0xe1
[<ffffffff8123da77>] fb_alloc_cmap+0xe/0x10
[<ffffffff81aff40a>] efifb_probe+0x3e9/0x48f
[<ffffffff812c566f>] platform_drv_probe+0x34/0x5e
[<ffffffff812c3e6d>] driver_probe_device+0x98/0x1b4
[<ffffffff812c3fd7>] __driver_attach+0x4e/0x6f
[<ffffffff812c25bf>] bus_for_each_dev+0x57/0x8a
[<ffffffff812c3984>] driver_attach+0x19/0x1b
[<ffffffff812c362b>] bus_add_driver+0xde/0x201
[<ffffffff812c453f>] driver_register+0x8c/0x110
[<ffffffff812c510d>] platform_driver_register+0x41/0x43
[<ffffffff812c5127>] platform_driver_probe+0x18/0x8a
[<ffffffff81aff002>] efifb_init+0x276/0x295
unreferenced object 0xffff880205e942e0 (size 32):
comm "swapper/0", pid 1, jiffies 4294895429 (age 1415.344s)
hex dump (first 32 bytes):
00 01 10 00 00 00 ad de 00 02 20 00 00 00 ad de .......... .....
00 2c e9 05 02 88 ff ff 01 5a 5a 5a 5a 5a 5a a5 .,.......ZZZZZZ.
backtrace:
[<ffffffff813e415c>] kmemleak_alloc+0x21/0x3e
[<ffffffff8111c17f>] kmemleak_alloc_recursive.constprop.57+0x16/0x18
[<ffffffff8111e76c>] kmem_cache_alloc_trace+0xe6/0x12e
[<ffffffff8107bb34>] pm_vt_switch_required+0x54/0x86
[<ffffffff8123addb>] register_framebuffer+0x1e0/0x294
[<ffffffff81aff429>] efifb_probe+0x408/0x48f
[<ffffffff812c566f>] platform_drv_probe+0x34/0x5e
[<ffffffff812c3e6d>] driver_probe_device+0x98/0x1b4
[<ffffffff812c3fd7>] __driver_attach+0x4e/0x6f
[<ffffffff812c25bf>] bus_for_each_dev+0x57/0x8a
[<ffffffff812c3984>] driver_attach+0x19/0x1b
[<ffffffff812c362b>] bus_add_driver+0xde/0x201
[<ffffffff812c453f>] driver_register+0x8c/0x110
[<ffffffff812c510d>] platform_driver_register+0x41/0x43
[<ffffffff812c5127>] platform_driver_probe+0x18/0x8a
[<ffffffff81aff002>] efifb_init+0x276/0x295
Feel free to ask for more info about my system;
I can also try a patch.
--
Alexandra N. Kossovsky
OKTET Labs (http://www.oktetlabs.ru/)
e-mail: sasha@xxxxxxxxxxxx
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