* possible memory leak on i915_gem_create_ioctl
@ 2009-07-14 14:18 Alexey Fisher
2009-07-14 14:28 ` Catalin Marinas
0 siblings, 1 reply; 2+ messages in thread
From: Alexey Fisher @ 2009-07-14 14:18 UTC (permalink / raw)
To: Catalin Marinas, kernel-testers-owner, linux-kernel, intel-gfx
kmemleak report a lot of possible memory leaks if using any glxrelated
applications like glxgears, glxinfo, compiz, cairo-dock with g45 graphic.
Here is a trace from /sys/kernel/debug/kmemleak:
unreferenced object 0xffff8800b298e000 (size 544):
comm "openarena", pid 5002, jiffies 4296480664
backtrace:
[<ffffffff814ac755>] kmemleak_alloc+0x25/0x60
[<ffffffff810f4b8b>] kmem_cache_alloc+0xfb/0x180
[<ffffffff8122404f>] idr_pre_get+0x5f/0x90
[<ffffffff812c6fed>] drm_gem_handle_create+0x2d/0xa0
[<ffffffff812e0d60>] i915_gem_create_ioctl+0x60/0xc0
[<ffffffff812c5c74>] drm_ioctl+0x184/0x3b0
[<ffffffff8110c6dc>] vfs_ioctl+0x7c/0xa0
[<ffffffff8110cbaa>] do_vfs_ioctl+0x8a/0x5a0
[<ffffffff8110d141>] sys_ioctl+0x81/0xa0
[<ffffffff8100b66b>] system_call_fastpath+0x16/0x1b
[<ffffffffffffffff>] 0xffffffffffffffff
unreferenced object 0xffff8800b5537a78 (size 544):
comm "cairo-dock", pid 5012, jiffies 4296487097
backtrace:
[<ffffffff814ac755>] kmemleak_alloc+0x25/0x60
[<ffffffff810f4b8b>] kmem_cache_alloc+0xfb/0x180
[<ffffffff8122404f>] idr_pre_get+0x5f/0x90
[<ffffffff812c6fed>] drm_gem_handle_create+0x2d/0xa0
[<ffffffff812e0d60>] i915_gem_create_ioctl+0x60/0xc0
[<ffffffff812c5c74>] drm_ioctl+0x184/0x3b0
[<ffffffff8110c6dc>] vfs_ioctl+0x7c/0xa0
[<ffffffff8110cbaa>] do_vfs_ioctl+0x8a/0x5a0
[<ffffffff8110d141>] sys_ioctl+0x81/0xa0
[<ffffffff8100b66b>] system_call_fastpath+0x16/0x1b
[<ffffffffffffffff>] 0xffffffffffffffff
unreferenced object 0xffff8800b5537ce0 (size 544):
comm "cairo-dock", pid 5012, jiffies 4296487097
backtrace:
[<ffffffff814ac755>] kmemleak_alloc+0x25/0x60
[<ffffffff810f4b8b>] kmem_cache_alloc+0xfb/0x180
[<ffffffff8122404f>] idr_pre_get+0x5f/0x90
[<ffffffff812c6fed>] drm_gem_handle_create+0x2d/0xa0
[<ffffffff812e0d60>] i915_gem_create_ioctl+0x60/0xc0
[<ffffffff812c5c74>] drm_ioctl+0x184/0x3b0
[<ffffffff8110c6dc>] vfs_ioctl+0x7c/0xa0
[<ffffffff8110cbaa>] do_vfs_ioctl+0x8a/0x5a0
[<ffffffff8110d141>] sys_ioctl+0x81/0xa0
[<ffffffff8100b66b>] system_call_fastpath+0x16/0x1b
[<ffffffffffffffff>] 0xffffffffffffffff
unreferenced object 0xffff8801090b04d0 (size 544):
comm "cairo-dock", pid 5012, jiffies 4296487097
backtrace:
[<ffffffff814ac755>] kmemleak_alloc+0x25/0x60
[<ffffffff810f4b8b>] kmem_cache_alloc+0xfb/0x180
[<ffffffff8122404f>] idr_pre_get+0x5f/0x90
[<ffffffff812c6fed>] drm_gem_handle_create+0x2d/0xa0
[<ffffffff812c75f2>] drm_gem_open_ioctl+0xa2/0x100
[<ffffffff812c5c74>] drm_ioctl+0x184/0x3b0
[<ffffffff8110c6dc>] vfs_ioctl+0x7c/0xa0
[<ffffffff8110cbaa>] do_vfs_ioctl+0x8a/0x5a0
[<ffffffff8110d141>] sys_ioctl+0x81/0xa0
[<ffffffff8100b66b>] system_call_fastpath+0x16/0x1b
[<ffffffffffffffff>] 0xffffffffffffffff
unreferenced object 0xffff88010cc37ce0 (size 544):
comm "cairo-dock", pid 5012, jiffies 4296487197
backtrace:
[<ffffffff814ac755>] kmemleak_alloc+0x25/0x60
[<ffffffff810f4b8b>] kmem_cache_alloc+0xfb/0x180
[<ffffffff8122404f>] idr_pre_get+0x5f/0x90
[<ffffffff812c6fed>] drm_gem_handle_create+0x2d/0xa0
[<ffffffff812e0d60>] i915_gem_create_ioctl+0x60/0xc0
[<ffffffff812c5c74>] drm_ioctl+0x184/0x3b0
[<ffffffff8110c6dc>] vfs_ioctl+0x7c/0xa0
[<ffffffff8110cbaa>] do_vfs_ioctl+0x8a/0x5a0
[<ffffffff8110d141>] sys_ioctl+0x81/0xa0
[<ffffffff8100b66b>] system_call_fastpath+0x16/0x1b
[<ffffffffffffffff>] 0xffffffffffffffff
unreferenced object 0xffff8800a64224d0 (size 544):
comm "cairo-dock", pid 5012, jiffies 4296487685
backtrace:
[<ffffffff814ac755>] kmemleak_alloc+0x25/0x60
[<ffffffff810f4b8b>] kmem_cache_alloc+0xfb/0x180
[<ffffffff8122404f>] idr_pre_get+0x5f/0x90
[<ffffffff812c6fed>] drm_gem_handle_create+0x2d/0xa0
[<ffffffff812e0d60>] i915_gem_create_ioctl+0x60/0xc0
[<ffffffff812c5c74>] drm_ioctl+0x184/0x3b0
[<ffffffff8110c6dc>] vfs_ioctl+0x7c/0xa0
[<ffffffff8110cbaa>] do_vfs_ioctl+0x8a/0x5a0
[<ffffffff8110d141>] sys_ioctl+0x81/0xa0
[<ffffffff8100b66b>] system_call_fastpath+0x16/0x1b
[<ffffffffffffffff>] 0xffffffffffffffff
unreferenced object 0xffff88010a9d0268 (size 544):
comm "glxgears", pid 7062, jiffies 4297149744
backtrace:
[<ffffffff814ac755>] kmemleak_alloc+0x25/0x60
[<ffffffff810f4b8b>] kmem_cache_alloc+0xfb/0x180
[<ffffffff8122404f>] idr_pre_get+0x5f/0x90
[<ffffffff812c6fed>] drm_gem_handle_create+0x2d/0xa0
[<ffffffff812e0d60>] i915_gem_create_ioctl+0x60/0xc0
[<ffffffff812c5c74>] drm_ioctl+0x184/0x3b0
[<ffffffff8110c6dc>] vfs_ioctl+0x7c/0xa0
[<ffffffff8110cbaa>] do_vfs_ioctl+0x8a/0x5a0
[<ffffffff8110d141>] sys_ioctl+0x81/0xa0
[<ffffffff8100b66b>] system_call_fastpath+0x16/0x1b
[<ffffffffffffffff>] 0xffffffffffffffff
unreferenced object 0xffff88010a9d0000 (size 544):
comm "glxgears", pid 7062, jiffies 4297149744
backtrace:
[<ffffffff814ac755>] kmemleak_alloc+0x25/0x60
[<ffffffff810f4b8b>] kmem_cache_alloc+0xfb/0x180
[<ffffffff8122404f>] idr_pre_get+0x5f/0x90
[<ffffffff812c6fed>] drm_gem_handle_create+0x2d/0xa0
[<ffffffff812e0d60>] i915_gem_create_ioctl+0x60/0xc0
[<ffffffff812c5c74>] drm_ioctl+0x184/0x3b0
[<ffffffff8110c6dc>] vfs_ioctl+0x7c/0xa0
[<ffffffff8110cbaa>] do_vfs_ioctl+0x8a/0x5a0
[<ffffffff8110d141>] sys_ioctl+0x81/0xa0
[<ffffffff8100b66b>] system_call_fastpath+0x16/0x1b
[<ffffffffffffffff>] 0xffffffffffffffff
unreferenced object 0xffff8800a6423ce0 (size 544):
comm "glxgears", pid 7062, jiffies 4297149756
backtrace:
[<ffffffff814ac755>] kmemleak_alloc+0x25/0x60
[<ffffffff810f4b8b>] kmem_cache_alloc+0xfb/0x180
[<ffffffff8122404f>] idr_pre_get+0x5f/0x90
[<ffffffff812c6fed>] drm_gem_handle_create+0x2d/0xa0
[<ffffffff812c75f2>] drm_gem_open_ioctl+0xa2/0x100
[<ffffffff812c5c74>] drm_ioctl+0x184/0x3b0
[<ffffffff8110c6dc>] vfs_ioctl+0x7c/0xa0
[<ffffffff8110cbaa>] do_vfs_ioctl+0x8a/0x5a0
[<ffffffff8110d141>] sys_ioctl+0x81/0xa0
[<ffffffff8100b66b>] system_call_fastpath+0x16/0x1b
[<ffffffffffffffff>] 0xffffffffffffffff
unreferenced object 0xffff8801090b0268 (size 544):
comm "cairo-dock", pid 7118, jiffies 4297167990
backtrace:
[<ffffffff814ac755>] kmemleak_alloc+0x25/0x60
[<ffffffff810f4b8b>] kmem_cache_alloc+0xfb/0x180
[<ffffffff8122404f>] idr_pre_get+0x5f/0x90
[<ffffffff812c6fed>] drm_gem_handle_create+0x2d/0xa0
[<ffffffff812e0d60>] i915_gem_create_ioctl+0x60/0xc0
[<ffffffff812c5c74>] drm_ioctl+0x184/0x3b0
[<ffffffff8110c6dc>] vfs_ioctl+0x7c/0xa0
[<ffffffff8110cbaa>] do_vfs_ioctl+0x8a/0x5a0
[<ffffffff8110d141>] sys_ioctl+0x81/0xa0
[<ffffffff8100b66b>] system_call_fastpath+0x16/0x1b
[<ffffffffffffffff>] 0xffffffffffffffff
unreferenced object 0xffff8801090b1810 (size 544):
comm "cairo-dock", pid 7118, jiffies 4297167990
backtrace:
[<ffffffff814ac755>] kmemleak_alloc+0x25/0x60
[<ffffffff810f4b8b>] kmem_cache_alloc+0xfb/0x180
[<ffffffff8122404f>] idr_pre_get+0x5f/0x90
[<ffffffff812c6fed>] drm_gem_handle_create+0x2d/0xa0
[<ffffffff812e0d60>] i915_gem_create_ioctl+0x60/0xc0
[<ffffffff812c5c74>] drm_ioctl+0x184/0x3b0
[<ffffffff8110c6dc>] vfs_ioctl+0x7c/0xa0
[<ffffffff8110cbaa>] do_vfs_ioctl+0x8a/0x5a0
[<ffffffff8110d141>] sys_ioctl+0x81/0xa0
[<ffffffff8100b66b>] system_call_fastpath+0x16/0x1b
[<ffffffffffffffff>] 0xffffffffffffffff
unreferenced object 0xffff88009bc544d0 (size 544):
comm "cairo-dock", pid 7118, jiffies 4297168089
backtrace:
[<ffffffff814ac755>] kmemleak_alloc+0x25/0x60
[<ffffffff810f4b8b>] kmem_cache_alloc+0xfb/0x180
[<ffffffff8122404f>] idr_pre_get+0x5f/0x90
[<ffffffff812c6fed>] drm_gem_handle_create+0x2d/0xa0
[<ffffffff812e0d60>] i915_gem_create_ioctl+0x60/0xc0
[<ffffffff812c5c74>] drm_ioctl+0x184/0x3b0
[<ffffffff8110c6dc>] vfs_ioctl+0x7c/0xa0
[<ffffffff8110cbaa>] do_vfs_ioctl+0x8a/0x5a0
[<ffffffff8110d141>] sys_ioctl+0x81/0xa0
[<ffffffff8100b66b>] system_call_fastpath+0x16/0x1b
[<ffffffffffffffff>] 0xffffffffffffffff
unreferenced object 0xffff88009bc54c08 (size 544):
comm "cairo-dock", pid 7118, jiffies 4297168139
backtrace:
[<ffffffff814ac755>] kmemleak_alloc+0x25/0x60
[<ffffffff810f4b8b>] kmem_cache_alloc+0xfb/0x180
[<ffffffff8122404f>] idr_pre_get+0x5f/0x90
[<ffffffff812c6fed>] drm_gem_handle_create+0x2d/0xa0
[<ffffffff812e0d60>] i915_gem_create_ioctl+0x60/0xc0
[<ffffffff812c5c74>] drm_ioctl+0x184/0x3b0
[<ffffffff8110c6dc>] vfs_ioctl+0x7c/0xa0
[<ffffffff8110cbaa>] do_vfs_ioctl+0x8a/0x5a0
[<ffffffff8110d141>] sys_ioctl+0x81/0xa0
[<ffffffff8100b66b>] system_call_fastpath+0x16/0x1b
[<ffffffffffffffff>] 0xffffffffffffffff
unreferenced object 0xffff88009bc550d8 (size 544):
comm "cairo-dock", pid 7118, jiffies 4297168465
backtrace:
[<ffffffff814ac755>] kmemleak_alloc+0x25/0x60
[<ffffffff810f4b8b>] kmem_cache_alloc+0xfb/0x180
[<ffffffff8122404f>] idr_pre_get+0x5f/0x90
[<ffffffff812c6fed>] drm_gem_handle_create+0x2d/0xa0
[<ffffffff812e0d60>] i915_gem_create_ioctl+0x60/0xc0
[<ffffffff812c5c74>] drm_ioctl+0x184/0x3b0
[<ffffffff8110c6dc>] vfs_ioctl+0x7c/0xa0
[<ffffffff8110cbaa>] do_vfs_ioctl+0x8a/0x5a0
[<ffffffff8110d141>] sys_ioctl+0x81/0xa0
[<ffffffff8100b66b>] system_call_fastpath+0x16/0x1b
[<ffffffffffffffff>] 0xffffffffffffffff
unreferenced object 0xffff8800b5536000 (size 544):
comm "glxgears", pid 7315, jiffies 4297211016
backtrace:
[<ffffffff814ac755>] kmemleak_alloc+0x25/0x60
[<ffffffff810f4b8b>] kmem_cache_alloc+0xfb/0x180
[<ffffffff8122404f>] idr_pre_get+0x5f/0x90
[<ffffffff812c6fed>] drm_gem_handle_create+0x2d/0xa0
[<ffffffff812e0d60>] i915_gem_create_ioctl+0x60/0xc0
[<ffffffff812c5c74>] drm_ioctl+0x184/0x3b0
[<ffffffff8110c6dc>] vfs_ioctl+0x7c/0xa0
[<ffffffff8110cbaa>] do_vfs_ioctl+0x8a/0x5a0
[<ffffffff8110d141>] sys_ioctl+0x81/0xa0
[<ffffffff8100b66b>] system_call_fastpath+0x16/0x1b
[<ffffffffffffffff>] 0xffffffffffffffff
unreferenced object 0xffff8800b5536738 (size 544):
comm "glxgears", pid 7315, jiffies 4297211016
backtrace:
[<ffffffff814ac755>] kmemleak_alloc+0x25/0x60
[<ffffffff810f4b8b>] kmem_cache_alloc+0xfb/0x180
[<ffffffff8122404f>] idr_pre_get+0x5f/0x90
[<ffffffff812c6fed>] drm_gem_handle_create+0x2d/0xa0
[<ffffffff812e0d60>] i915_gem_create_ioctl+0x60/0xc0
[<ffffffff812c5c74>] drm_ioctl+0x184/0x3b0
[<ffffffff8110c6dc>] vfs_ioctl+0x7c/0xa0
[<ffffffff8110cbaa>] do_vfs_ioctl+0x8a/0x5a0
[<ffffffff8110d141>] sys_ioctl+0x81/0xa0
[<ffffffff8100b66b>] system_call_fastpath+0x16/0x1b
[<ffffffffffffffff>] 0xffffffffffffffff
unreferenced object 0xffff8800b5536c08 (size 544):
comm "glxgears", pid 7315, jiffies 4297211018
backtrace:
[<ffffffff814ac755>] kmemleak_alloc+0x25/0x60
[<ffffffff810f4b8b>] kmem_cache_alloc+0xfb/0x180
[<ffffffff8122404f>] idr_pre_get+0x5f/0x90
[<ffffffff812c6fed>] drm_gem_handle_create+0x2d/0xa0
[<ffffffff812c75f2>] drm_gem_open_ioctl+0xa2/0x100
[<ffffffff812c5c74>] drm_ioctl+0x184/0x3b0
[<ffffffff8110c6dc>] vfs_ioctl+0x7c/0xa0
[<ffffffff8110cbaa>] do_vfs_ioctl+0x8a/0x5a0
[<ffffffff8110d141>] sys_ioctl+0x81/0xa0
[<ffffffff8100b66b>] system_call_fastpath+0x16/0x1b
[<ffffffffffffffff>] 0xffffffffffffffff
unreferenced object 0xffff880090486e70 (size 544):
comm "glxinfo", pid 7446, jiffies 4297234600
backtrace:
[<ffffffff814ac755>] kmemleak_alloc+0x25/0x60
[<ffffffff810f4b8b>] kmem_cache_alloc+0xfb/0x180
[<ffffffff8122404f>] idr_pre_get+0x5f/0x90
[<ffffffff812c6fed>] drm_gem_handle_create+0x2d/0xa0
[<ffffffff812e0d60>] i915_gem_create_ioctl+0x60/0xc0
[<ffffffff812c5c74>] drm_ioctl+0x184/0x3b0
[<ffffffff8110c6dc>] vfs_ioctl+0x7c/0xa0
[<ffffffff8110cbaa>] do_vfs_ioctl+0x8a/0x5a0
[<ffffffff8110d141>] sys_ioctl+0x81/0xa0
[<ffffffff8100b66b>] system_call_fastpath+0x16/0x1b
[<ffffffffffffffff>] 0xffffffffffffffff
unreferenced object 0xffff880090487ce0 (size 544):
comm "glxinfo", pid 7448, jiffies 4297234607
backtrace:
[<ffffffff814ac755>] kmemleak_alloc+0x25/0x60
[<ffffffff810f4b8b>] kmem_cache_alloc+0xfb/0x180
[<ffffffff8122404f>] idr_pre_get+0x5f/0x90
[<ffffffff812c6fed>] drm_gem_handle_create+0x2d/0xa0
[<ffffffff812e0d60>] i915_gem_create_ioctl+0x60/0xc0
[<ffffffff812c5c74>] drm_ioctl+0x184/0x3b0
[<ffffffff8110c6dc>] vfs_ioctl+0x7c/0xa0
[<ffffffff8110cbaa>] do_vfs_ioctl+0x8a/0x5a0
[<ffffffff8110d141>] sys_ioctl+0x81/0xa0
[<ffffffff8100b66b>] system_call_fastpath+0x16/0x1b
[<ffffffffffffffff>] 0xffffffffffffffff
unreferenced object 0xffff880090486c08 (size 544):
comm "glxinfo", pid 7458, jiffies 4297234624
backtrace:
[<ffffffff814ac755>] kmemleak_alloc+0x25/0x60
[<ffffffff810f4b8b>] kmem_cache_alloc+0xfb/0x180
[<ffffffff8122404f>] idr_pre_get+0x5f/0x90
[<ffffffff812c6fed>] drm_gem_handle_create+0x2d/0xa0
[<ffffffff812e0d60>] i915_gem_create_ioctl+0x60/0xc0
[<ffffffff812c5c74>] drm_ioctl+0x184/0x3b0
[<ffffffff8110c6dc>] vfs_ioctl+0x7c/0xa0
[<ffffffff8110cbaa>] do_vfs_ioctl+0x8a/0x5a0
[<ffffffff8110d141>] sys_ioctl+0x81/0xa0
[<ffffffff8100b66b>] system_call_fastpath+0x16/0x1b
[<ffffffffffffffff>] 0xffffffffffffffff
unreferenced object 0xffff8800619d75a8 (size 544):
comm "glxinfo", pid 7471, jiffies 4297234637
backtrace:
[<ffffffff814ac755>] kmemleak_alloc+0x25/0x60
[<ffffffff810f4b8b>] kmem_cache_alloc+0xfb/0x180
[<ffffffff8122404f>] idr_pre_get+0x5f/0x90
[<ffffffff812c6fed>] drm_gem_handle_create+0x2d/0xa0
[<ffffffff812e0d60>] i915_gem_create_ioctl+0x60/0xc0
[<ffffffff812c5c74>] drm_ioctl+0x184/0x3b0
[<ffffffff8110c6dc>] vfs_ioctl+0x7c/0xa0
[<ffffffff8110cbaa>] do_vfs_ioctl+0x8a/0x5a0
[<ffffffff8110d141>] sys_ioctl+0x81/0xa0
[<ffffffff8100b66b>] system_call_fastpath+0x16/0x1b
[<ffffffffffffffff>] 0xffffffffffffffff
unreferenced object 0xffff8800904875a8 (size 544):
comm "glxinfo", pid 7475, jiffies 4297234651
backtrace:
[<ffffffff814ac755>] kmemleak_alloc+0x25/0x60
[<ffffffff810f4b8b>] kmem_cache_alloc+0xfb/0x180
[<ffffffff8122404f>] idr_pre_get+0x5f/0x90
[<ffffffff812c6fed>] drm_gem_handle_create+0x2d/0xa0
[<ffffffff812e0d60>] i915_gem_create_ioctl+0x60/0xc0
[<ffffffff812c5c74>] drm_ioctl+0x184/0x3b0
[<ffffffff8110c6dc>] vfs_ioctl+0x7c/0xa0
[<ffffffff8110cbaa>] do_vfs_ioctl+0x8a/0x5a0
[<ffffffff8110d141>] sys_ioctl+0x81/0xa0
[<ffffffff8100b66b>] system_call_fastpath+0x16/0x1b
[<ffffffffffffffff>] 0xffffffffffffffff
unreferenced object 0xffff8800619d7ce0 (size 544):
comm "compiz.real", pid 7479, jiffies 4297234957
backtrace:
[<ffffffff814ac755>] kmemleak_alloc+0x25/0x60
[<ffffffff810f4b8b>] kmem_cache_alloc+0xfb/0x180
[<ffffffff8122404f>] idr_pre_get+0x5f/0x90
[<ffffffff812c6fed>] drm_gem_handle_create+0x2d/0xa0
[<ffffffff812e0d60>] i915_gem_create_ioctl+0x60/0xc0
[<ffffffff812c5c74>] drm_ioctl+0x184/0x3b0
[<ffffffff8110c6dc>] vfs_ioctl+0x7c/0xa0
[<ffffffff8110cbaa>] do_vfs_ioctl+0x8a/0x5a0
[<ffffffff8110d141>] sys_ioctl+0x81/0xa0
[<ffffffff8100b66b>] system_call_fastpath+0x16/0x1b
[<ffffffffffffffff>] 0xffffffffffffffff
unreferenced object 0xffff8800619d7810 (size 544):
comm "compiz.real", pid 7479, jiffies 4297234957
backtrace:
[<ffffffff814ac755>] kmemleak_alloc+0x25/0x60
[<ffffffff810f4b8b>] kmem_cache_alloc+0xfb/0x180
[<ffffffff8122404f>] idr_pre_get+0x5f/0x90
[<ffffffff812c6fed>] drm_gem_handle_create+0x2d/0xa0
[<ffffffff812e0d60>] i915_gem_create_ioctl+0x60/0xc0
[<ffffffff812c5c74>] drm_ioctl+0x184/0x3b0
[<ffffffff8110c6dc>] vfs_ioctl+0x7c/0xa0
[<ffffffff8110cbaa>] do_vfs_ioctl+0x8a/0x5a0
[<ffffffff8110d141>] sys_ioctl+0x81/0xa0
[<ffffffff8100b66b>] system_call_fastpath+0x16/0x1b
[<ffffffffffffffff>] 0xffffffffffffffff
unreferenced object 0xffff880061120000 (size 544):
comm "compiz.real", pid 7479, jiffies 4297235612
backtrace:
[<ffffffff814ac755>] kmemleak_alloc+0x25/0x60
[<ffffffff810f4b8b>] kmem_cache_alloc+0xfb/0x180
[<ffffffff8122404f>] idr_pre_get+0x5f/0x90
[<ffffffff812c6fed>] drm_gem_handle_create+0x2d/0xa0
[<ffffffff812e0d60>] i915_gem_create_ioctl+0x60/0xc0
[<ffffffff812c5c74>] drm_ioctl+0x184/0x3b0
[<ffffffff8110c6dc>] vfs_ioctl+0x7c/0xa0
[<ffffffff8110cbaa>] do_vfs_ioctl+0x8a/0x5a0
[<ffffffff8110d141>] sys_ioctl+0x81/0xa0
[<ffffffff8100b66b>] system_call_fastpath+0x16/0x1b
[<ffffffffffffffff>] 0xffffffffffffffff
unreferenced object 0xffff880090486000 (size 544):
comm "glxgears", pid 7624, jiffies 4297237801
backtrace:
[<ffffffff814ac755>] kmemleak_alloc+0x25/0x60
[<ffffffff810f4b8b>] kmem_cache_alloc+0xfb/0x180
[<ffffffff8122404f>] idr_pre_get+0x5f/0x90
[<ffffffff812c6fed>] drm_gem_handle_create+0x2d/0xa0
[<ffffffff812e0d60>] i915_gem_create_ioctl+0x60/0xc0
[<ffffffff812c5c74>] drm_ioctl+0x184/0x3b0
[<ffffffff8110c6dc>] vfs_ioctl+0x7c/0xa0
[<ffffffff8110cbaa>] do_vfs_ioctl+0x8a/0x5a0
[<ffffffff8110d141>] sys_ioctl+0x81/0xa0
[<ffffffff8100b66b>] system_call_fastpath+0x16/0x1b
[<ffffffffffffffff>] 0xffffffffffffffff
unreferenced object 0xffff88009bc54e70 (size 544):
comm "compiz.real", pid 7479, jiffies 4297251730
backtrace:
[<ffffffff814ac755>] kmemleak_alloc+0x25/0x60
[<ffffffff810f4b8b>] kmem_cache_alloc+0xfb/0x180
[<ffffffff8122404f>] idr_pre_get+0x5f/0x90
[<ffffffff812c6fed>] drm_gem_handle_create+0x2d/0xa0
[<ffffffff812c75f2>] drm_gem_open_ioctl+0xa2/0x100
[<ffffffff812c5c74>] drm_ioctl+0x184/0x3b0
[<ffffffff8110c6dc>] vfs_ioctl+0x7c/0xa0
[<ffffffff8110cbaa>] do_vfs_ioctl+0x8a/0x5a0
[<ffffffff8110d141>] sys_ioctl+0x81/0xa0
[<ffffffff8100b66b>] system_call_fastpath+0x16/0x1b
[<ffffffffffffffff>] 0xffffffffffffffff
unreferenced object 0xffff880061121a78 (size 544):
comm "glxinfo", pid 8645, jiffies 4297259392
backtrace:
[<ffffffff814ac755>] kmemleak_alloc+0x25/0x60
[<ffffffff810f4b8b>] kmem_cache_alloc+0xfb/0x180
[<ffffffff8122404f>] idr_pre_get+0x5f/0x90
[<ffffffff812c6fed>] drm_gem_handle_create+0x2d/0xa0
[<ffffffff812e0d60>] i915_gem_create_ioctl+0x60/0xc0
[<ffffffff812c5c74>] drm_ioctl+0x184/0x3b0
[<ffffffff8110c6dc>] vfs_ioctl+0x7c/0xa0
[<ffffffff8110cbaa>] do_vfs_ioctl+0x8a/0x5a0
[<ffffffff8110d141>] sys_ioctl+0x81/0xa0
[<ffffffff8100b66b>] system_call_fastpath+0x16/0x1b
[<ffffffffffffffff>] 0xffffffffffffffff
unreferenced object 0xffff8801090b0000 (size 544):
comm "glxinfo", pid 8647, jiffies 4297259397
backtrace:
[<ffffffff814ac755>] kmemleak_alloc+0x25/0x60
[<ffffffff810f4b8b>] kmem_cache_alloc+0xfb/0x180
[<ffffffff8122404f>] idr_pre_get+0x5f/0x90
[<ffffffff812c6fed>] drm_gem_handle_create+0x2d/0xa0
[<ffffffff812e0d60>] i915_gem_create_ioctl+0x60/0xc0
[<ffffffff812c5c74>] drm_ioctl+0x184/0x3b0
[<ffffffff8110c6dc>] vfs_ioctl+0x7c/0xa0
[<ffffffff8110cbaa>] do_vfs_ioctl+0x8a/0x5a0
[<ffffffff8110d141>] sys_ioctl+0x81/0xa0
[<ffffffff8100b66b>] system_call_fastpath+0x16/0x1b
[<ffffffffffffffff>] 0xffffffffffffffff
unreferenced object 0xffff8801270ac000 (size 544):
comm "glxinfo", pid 8657, jiffies 4297259407
backtrace:
[<ffffffff814ac755>] kmemleak_alloc+0x25/0x60
[<ffffffff810f4b8b>] kmem_cache_alloc+0xfb/0x180
[<ffffffff8122404f>] idr_pre_get+0x5f/0x90
[<ffffffff812c6fed>] drm_gem_handle_create+0x2d/0xa0
[<ffffffff812e0d60>] i915_gem_create_ioctl+0x60/0xc0
[<ffffffff812c5c74>] drm_ioctl+0x184/0x3b0
[<ffffffff8110c6dc>] vfs_ioctl+0x7c/0xa0
[<ffffffff8110cbaa>] do_vfs_ioctl+0x8a/0x5a0
[<ffffffff8110d141>] sys_ioctl+0x81/0xa0
[<ffffffff8100b66b>] system_call_fastpath+0x16/0x1b
[<ffffffffffffffff>] 0xffffffffffffffff
unreferenced object 0xffff8800a6423a78 (size 544):
comm "glxinfo", pid 8670, jiffies 4297259417
backtrace:
[<ffffffff814ac755>] kmemleak_alloc+0x25/0x60
[<ffffffff810f4b8b>] kmem_cache_alloc+0xfb/0x180
[<ffffffff8122404f>] idr_pre_get+0x5f/0x90
[<ffffffff812c6fed>] drm_gem_handle_create+0x2d/0xa0
[<ffffffff812e0d60>] i915_gem_create_ioctl+0x60/0xc0
[<ffffffff812c5c74>] drm_ioctl+0x184/0x3b0
[<ffffffff8110c6dc>] vfs_ioctl+0x7c/0xa0
[<ffffffff8110cbaa>] do_vfs_ioctl+0x8a/0x5a0
[<ffffffff8110d141>] sys_ioctl+0x81/0xa0
[<ffffffff8100b66b>] system_call_fastpath+0x16/0x1b
[<ffffffffffffffff>] 0xffffffffffffffff
unreferenced object 0xffff8800b55375a8 (size 544):
comm "glxinfo", pid 8674, jiffies 4297259424
backtrace:
[<ffffffff814ac755>] kmemleak_alloc+0x25/0x60
[<ffffffff810f4b8b>] kmem_cache_alloc+0xfb/0x180
[<ffffffff8122404f>] idr_pre_get+0x5f/0x90
[<ffffffff812c6fed>] drm_gem_handle_create+0x2d/0xa0
[<ffffffff812e0d60>] i915_gem_create_ioctl+0x60/0xc0
[<ffffffff812c5c74>] drm_ioctl+0x184/0x3b0
[<ffffffff8110c6dc>] vfs_ioctl+0x7c/0xa0
[<ffffffff8110cbaa>] do_vfs_ioctl+0x8a/0x5a0
[<ffffffff8110d141>] sys_ioctl+0x81/0xa0
[<ffffffff8100b66b>] system_call_fastpath+0x16/0x1b
[<ffffffffffffffff>] 0xffffffffffffffff
unreferenced object 0xffff880090455340 (size 544):
comm "glxgears", pid 8903, jiffies 4297267454
backtrace:
[<ffffffff814ac755>] kmemleak_alloc+0x25/0x60
[<ffffffff810f4b8b>] kmem_cache_alloc+0xfb/0x180
[<ffffffff8122404f>] idr_pre_get+0x5f/0x90
[<ffffffff812c6fed>] drm_gem_handle_create+0x2d/0xa0
[<ffffffff812e0d60>] i915_gem_create_ioctl+0x60/0xc0
[<ffffffff812c5c74>] drm_ioctl+0x184/0x3b0
[<ffffffff8110c6dc>] vfs_ioctl+0x7c/0xa0
[<ffffffff8110cbaa>] do_vfs_ioctl+0x8a/0x5a0
[<ffffffff8110d141>] sys_ioctl+0x81/0xa0
[<ffffffff8100b66b>] system_call_fastpath+0x16/0x1b
[<ffffffffffffffff>] 0xffffffffffffffff
unreferenced object 0xffff88008716da50 (size 192):
comm "dbus-daemon", pid 2702, jiffies 4297288472
backtrace:
[<ffffffff814ac755>] kmemleak_alloc+0x25/0x60
[<ffffffff810f596b>] __kmalloc+0x11b/0x210
[<ffffffff8110e4ef>] do_sys_poll+0xbf/0x500
[<ffffffff8110eb17>] sys_poll+0x77/0x110
[<ffffffff8100b66b>] system_call_fastpath+0x16/0x1b
[<ffffffffffffffff>] 0xffffffffffffffff
^ permalink raw reply [flat|nested] 2+ messages in thread
* Re: possible memory leak on i915_gem_create_ioctl
2009-07-14 14:18 possible memory leak on i915_gem_create_ioctl Alexey Fisher
@ 2009-07-14 14:28 ` Catalin Marinas
0 siblings, 0 replies; 2+ messages in thread
From: Catalin Marinas @ 2009-07-14 14:28 UTC (permalink / raw)
To: Alexey Fisher; +Cc: kernel-testers-owner, linux-kernel, intel-gfx
On Tue, 2009-07-14 at 16:18 +0200, Alexey Fisher wrote:
> kmemleak report a lot of possible memory leaks if using any glxrelated
> applications like glxgears, glxinfo, compiz, cairo-dock with g45 graphic.
>
> Here is a trace from /sys/kernel/debug/kmemleak:
>
> unreferenced object 0xffff8800b298e000 (size 544):
> comm "openarena", pid 5002, jiffies 4296480664
> backtrace:
> [<ffffffff814ac755>] kmemleak_alloc+0x25/0x60
> [<ffffffff810f4b8b>] kmem_cache_alloc+0xfb/0x180
> [<ffffffff8122404f>] idr_pre_get+0x5f/0x90
> [<ffffffff812c6fed>] drm_gem_handle_create+0x2d/0xa0
> [<ffffffff812e0d60>] i915_gem_create_ioctl+0x60/0xc0
> [<ffffffff812c5c74>] drm_ioctl+0x184/0x3b0
> [<ffffffff8110c6dc>] vfs_ioctl+0x7c/0xa0
> [<ffffffff8110cbaa>] do_vfs_ioctl+0x8a/0x5a0
> [<ffffffff8110d141>] sys_ioctl+0x81/0xa0
> [<ffffffff8100b66b>] system_call_fastpath+0x16/0x1b
> [<ffffffffffffffff>] 0xffffffffffffffff
I already reported these - http://lkml.org/lkml/2009/7/9/110.
They look like real leaks but someone who understands the code better
would need to look at them.
--
Catalin
^ permalink raw reply [flat|nested] 2+ messages in thread
end of thread, other threads:[~2009-07-14 14:28 UTC | newest]
Thread overview: 2+ messages (download: mbox.gz / follow: Atom feed)
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2009-07-14 14:18 possible memory leak on i915_gem_create_ioctl Alexey Fisher
2009-07-14 14:28 ` Catalin Marinas
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