Attachment 145289 Details for Bug 109389 – DRM/AMDgpu glxgears memleak log

DRM/AMDgpu glxgears memleak log

glxgears amdgpu memleak log.txt (text/plain), 7.27 KB, created by Czcibor Bohusz-Dobosz on 2019-09-06 21:16:12 UTC

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Creator: Czcibor Bohusz-Dobosz

Created: 2019-09-06 21:16:12 UTC

Size: 7.27 KB

patch

obsolete

>$ sudo /usr/share/bcc/tools/memleak
># (...)
># (much spam while I launched 100 instances of glxgears, then killed them)
># (...)
>[22:32:46] Top 10 stacks with outstanding allocations:
>	425984 bytes in 13 allocations from stack
>		__alloc_pages_nodemask+0x2b3 [kernel]
>		__alloc_pages_nodemask+0x2b3 [kernel]
>		new_slab+0x343 [kernel]
>		___slab_alloc+0x44c [kernel]
>		__slab_alloc.isra.0+0x52 [kernel]
>		__kmalloc_node_track_caller+0x1da [kernel]
>		__kmalloc_reserve.isra.0+0x2d [kernel]
>		__alloc_skb+0x87 [kernel]
>		__netdev_alloc_skb+0x3c [kernel]
>		rt2x00queue_alloc_rxskb+0x49 [kernel]
>		rt2x00lib_rxdone+0x75 [kernel]
>		rt2x00usb_work_rxdone+0x74 [kernel]
>		process_one_work+0x1d1 [kernel]
>		worker_thread+0x4a [kernel]
>		kthread+0xfb [kernel]
>		ret_from_fork+0x22 [kernel]
>	819200 bytes in 200 allocations from stack
>		__alloc_pages_nodemask+0x2b3 [kernel]
>		__alloc_pages_nodemask+0x2b3 [kernel]
>		__change_page_attr_set_clr+0x115 [kernel]
>		change_page_attr_set_clr+0x13c [kernel]
>		_set_pages_array+0xf0 [kernel]
>		ttm_set_pages_caching+0x1a [kernel]
>		ttm_alloc_new_pages.isra.0+0xf5 [kernel]
>		ttm_page_pool_get_pages+0x16d [kernel]
>		ttm_pool_populate+0x144 [kernel]
>		ttm_populate_and_map_pages+0x24 [kernel]
>		ttm_tt_populate.part.0+0x1e [kernel]
>		ttm_tt_bind+0x48 [kernel]
>		ttm_bo_handle_move_mem+0x25f [kernel]
>		ttm_bo_validate+0x124 [kernel]
>		ttm_bo_init_reserved+0x25a [kernel]
>		amdgpu_bo_do_create+0x19f [kernel]
>		amdgpu_bo_create+0x43 [kernel]
>		amdgpu_gem_object_create+0x97 [kernel]
>		amdgpu_gem_create_ioctl+0x1ac [kernel]
>		drm_ioctl_kernel+0xb8 [kernel]
>		drm_ioctl+0x23d [kernel]
>		amdgpu_drm_ioctl+0x49 [kernel]
>		do_vfs_ioctl+0x43d [kernel]
>		ksys_ioctl+0x5e [kernel]
>		__x64_sys_ioctl+0x16 [kernel]
>		do_syscall_64+0x5f [kernel]
>		entry_SYSCALL_64_after_hwframe+0x44 [kernel]
>	835584 bytes in 204 allocations from stack
>		__alloc_pages_nodemask+0x2b3 [kernel]
>		__alloc_pages_nodemask+0x2b3 [kernel]
>		pte_alloc_one+0x14 [kernel]
>		__pte_alloc+0x18 [kernel]
>		__handle_mm_fault+0x12fb [kernel]
>		handle_mm_fault+0xce [kernel]
>		__do_page_fault+0x244 [kernel]
>		do_page_fault+0x33 [kernel]
>		page_fault+0x1e [kernel]
>	1036288 bytes in 253 allocations from stack
>		__alloc_pages_nodemask+0x2b3 [kernel]
>		__alloc_pages_nodemask+0x2b3 [kernel]
>		pagecache_get_page+0xdb [kernel]
>		__getblk_gfp+0xe3 [kernel]
>		__breadahead+0x2b [kernel]
>		__ext4_get_inode_loc+0x34a [kernel]
>		__ext4_iget+0x15e [kernel]
>		ext4_lookup+0xd4 [kernel]
>		__lookup_slow+0x95 [kernel]
>		lookup_slow+0x36 [kernel]
>		walk_component+0x1e5 [kernel]
>		path_lookupat.isra.0+0x76 [kernel]
>		filename_lookup+0xc2 [kernel]
>		vfs_statx+0x8c [kernel]
>		__se_sys_newlstat+0x4c [kernel]
>		do_syscall_64+0x5f [kernel]
>		entry_SYSCALL_64_after_hwframe+0x44 [kernel]
>	1056768 bytes in 129 allocations from stack
>		__kmalloc_node_track_caller+0x187 [kernel]
>		__kmalloc_node_track_caller+0x187 [kernel]
>		__kmalloc_reserve.isra.0+0x2d [kernel]
>		__alloc_skb+0x87 [kernel]
>		__netdev_alloc_skb+0x3c [kernel]
>		rt2x00queue_alloc_rxskb+0x49 [kernel]
>		rt2x00lib_rxdone+0x75 [kernel]
>		rt2x00usb_work_rxdone+0x74 [kernel]
>		process_one_work+0x1d1 [kernel]
>		worker_thread+0x4a [kernel]
>		kthread+0xfb [kernel]
>		ret_from_fork+0x22 [kernel]
>	2097152 bytes in 1 allocations from stack
>		__alloc_pages_nodemask+0x2b3 [kernel]
>		__alloc_pages_nodemask+0x2b3 [kernel]
>		ttm_pool_populate+0x29f [kernel]
>		ttm_populate_and_map_pages+0x24 [kernel]
>		ttm_tt_populate.part.0+0x1e [kernel]
>		ttm_tt_bind+0x48 [kernel]
>		ttm_bo_handle_move_mem+0x25f [kernel]
>		ttm_bo_validate+0x124 [kernel]
>		ttm_bo_init_reserved+0x25a [kernel]
>		amdgpu_bo_do_create+0x19f [kernel]
>		amdgpu_bo_create+0x43 [kernel]
>		amdgpu_gem_object_create+0x97 [kernel]
>		amdgpu_gem_create_ioctl+0x1ac [kernel]
>		drm_ioctl_kernel+0xb8 [kernel]
>		drm_ioctl+0x23d [kernel]
>		amdgpu_drm_ioctl+0x49 [kernel]
>		do_vfs_ioctl+0x43d [kernel]
>		ksys_ioctl+0x5e [kernel]
>		__x64_sys_ioctl+0x16 [kernel]
>		do_syscall_64+0x5f [kernel]
>		entry_SYSCALL_64_after_hwframe+0x44 [kernel]
>	4194304 bytes in 1024 allocations from stack
>		kmem_cache_alloc+0x13a [kernel]
>		kmem_cache_alloc+0x13a [kernel]
>		__sigqueue_alloc+0x6a [kernel]
>		__send_signal+0x2d9 [kernel]
>		do_send_sig_info+0x52 [kernel]
>		kill_pid_info+0x3b [kernel]
>		it_real_fn+0x26 [kernel]
>		__hrtimer_run_queues+0xf6 [kernel]
>		hrtimer_interrupt+0x118 [kernel]
>		smp_apic_timer_interrupt+0x81 [kernel]
>		apic_timer_interrupt+0xf [kernel]
>		perf_trace_buf_alloc+0x55 [kernel]
>		perf_trace_kmem_free+0x70 [kernel]
>		kfree+0x128 [kernel]
>		__audit_syscall_exit+0x248 [kernel]
>		syscall_slow_exit_work+0x10f [kernel]
>		do_syscall_64+0x17c [kernel]
>		entry_SYSCALL_64_after_hwframe+0x44 [kernel]
>	7757824 bytes in 1894 allocations from stack
>		__alloc_pages_nodemask+0x2b3 [kernel]
>		__alloc_pages_nodemask+0x2b3 [kernel]
>		ttm_alloc_new_pages.isra.0+0x9a [kernel]
>		ttm_page_pool_get_pages+0x16d [kernel]
>		ttm_pool_populate+0x1c6 [kernel]
>		ttm_populate_and_map_pages+0x24 [kernel]
>		ttm_tt_populate.part.0+0x1e [kernel]
>		ttm_tt_bind+0x48 [kernel]
>		ttm_bo_handle_move_mem+0x25f [kernel]
>		ttm_bo_validate+0x124 [kernel]
>		ttm_bo_init_reserved+0x25a [kernel]
>		amdgpu_bo_do_create+0x19f [kernel]
>		amdgpu_bo_create+0x110 [kernel]
>		amdgpu_vm_init+0x193 [kernel]
>		amdgpu_driver_open_kms+0x97 [kernel]
>		drm_file_alloc+0x15b [kernel]
>		drm_open+0xa7 [kernel]
>		drm_stub_open+0xb1 [kernel]
>		chrdev_open+0xaa [kernel]
>		do_dentry_open+0x13c [kernel]
>		path_openat+0x325 [kernel]
>		do_filp_open+0xab [kernel]
>		do_sys_open+0x199 [kernel]
>		do_syscall_64+0x5f [kernel]
>		entry_SYSCALL_64_after_hwframe+0x44 [kernel]
>	120479744 bytes in 29414 allocations from stack
>		__alloc_pages_nodemask+0x2b3 [kernel]
>		__alloc_pages_nodemask+0x2b3 [kernel]
>		alloc_pages_vma+0x7d [kernel]
>		__handle_mm_fault+0xe61 [kernel]
>		handle_mm_fault+0xce [kernel]
>		__do_page_fault+0x244 [kernel]
>		do_page_fault+0x33 [kernel]
>		page_fault+0x1e [kernel]
>	417333248 bytes in 199 allocations from stack
>		__alloc_pages_nodemask+0x2b3 [kernel]
>		__alloc_pages_nodemask+0x2b3 [kernel]
>		ttm_alloc_new_pages.isra.0+0x9a [kernel]
>		ttm_page_pool_get_pages+0x16d [kernel]
>		ttm_pool_populate+0x144 [kernel]
>		ttm_populate_and_map_pages+0x24 [kernel]
>		ttm_tt_populate.part.0+0x1e [kernel]
>		ttm_tt_bind+0x48 [kernel]
>		ttm_bo_handle_move_mem+0x25f [kernel]
>		ttm_bo_validate+0x124 [kernel]
>		ttm_bo_init_reserved+0x25a [kernel]
>		amdgpu_bo_do_create+0x19f [kernel]
>		amdgpu_bo_create+0x43 [kernel]
>		amdgpu_gem_object_create+0x97 [kernel]
>		amdgpu_gem_create_ioctl+0x1ac [kernel]
>		drm_ioctl_kernel+0xb8 [kernel]
>		drm_ioctl+0x23d [kernel]
>		amdgpu_drm_ioctl+0x49 [kernel]
>		do_vfs_ioctl+0x43d [kernel]
>		ksys_ioctl+0x5e [kernel]
>		__x64_sys_ioctl+0x16 [kernel]
>		do_syscall_64+0x5f [kernel]
>		entry_SYSCALL_64_after_hwframe+0x44 [kernel]
>
>$ sudo sh -c 'sync && free && echo 3 > /proc/sys/vm/drop_caches && sync && free'
>              total        used        free      shared  buff/cache   available
>Mem:        6046652      819348     4752440        3428      474864     4984740
>Swap:             0           0           0
>              total        used        free      shared  buff/cache   available
>Mem:        6046652      390436     5444820        3428      211396     5419128
>Swap:             0           0           0
># over 400 megabytes of RAM were missing, even after killing the glxgears
># also, a huge Thank You to everybody here working on amdgpu, we appreciate!

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Attachments on bug 109389: 143156 | 143157 | 145255 | 145256 | 145257 | 145288 | 145289

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