Attachment 145288 Details for Bug 109389 – DRM/Radeon glxgears memleak log

DRM/Radeon glxgears memleak log

glxgears radeon memleak log.txt (text/plain), 5.46 KB, created by Czcibor Bohusz-Dobosz on 2019-09-06 21:14:42 UTC

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Creator: Czcibor Bohusz-Dobosz

Created: 2019-09-06 21:14:42 UTC

Size: 5.46 KB

patch

obsolete

>$ sudo /usr/share/bcc/tools/memleak
># (...)
># (much spam while I launched 100 instances of glxgears, then killed them)
># (...)
>[22:46:15] Top 10 stacks with outstanding allocations:
>	188416 bytes in 46 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]
>	196608 bytes in 15 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]
>		alloc_skb_with_frags+0x4d [kernel]
>		sock_alloc_send_pskb+0x1ef [kernel]
>		unix_stream_sendmsg+0x270 [kernel]
>		sock_sendmsg+0x4f [kernel]
>		sock_write_iter+0x8f [kernel]
>		do_iter_readv_writev+0x166 [kernel]
>		do_iter_write+0x7d [kernel]
>		vfs_writev+0xbd [kernel]
>		do_writev+0x73 [kernel]
>		do_syscall_64+0x5f [kernel]
>		entry_SYSCALL_64_after_hwframe+0x44 [kernel]
>	196608 bytes in 6 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]
>		kmem_cache_alloc+0x180 [kernel]
>		ext4_alloc_inode+0x18 [kernel]
>		alloc_inode+0x1d [kernel]
>		iget_locked+0xd3 [kernel]
>		__ext4_iget+0x12d [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]
>	376832 bytes in 92 allocations from stack
>		__alloc_pages_nodemask+0x2b3 [kernel]
>		__alloc_pages_nodemask+0x2b3 [kernel]
>		alloc_pages_vma+0x7d [kernel]
>		wp_page_copy+0xbf [kernel]
>		do_wp_page+0x95 [kernel]
>		__handle_mm_fault+0xc29 [kernel]
>		handle_mm_fault+0xce [kernel]
>		__do_page_fault+0x244 [kernel]
>		do_page_fault+0x33 [kernel]
>		page_fault+0x1e [kernel]
>	385024 bytes in 94 allocations from stack
>		__alloc_pages_nodemask+0x2b3 [kernel]
>		__alloc_pages_nodemask+0x2b3 [kernel]
>		alloc_pages_vma+0x7d [kernel]
>		shmem_alloc_page+0x54 [kernel]
>		shmem_alloc_and_acct_page+0x7c [kernel]
>		shmem_getpage_gfp.isra.0+0x16e [kernel]
>		shmem_fault+0xa1 [kernel]
>		__do_fault+0x38 [kernel]
>		__handle_mm_fault+0xd47 [kernel]
>		handle_mm_fault+0xce [kernel]
>		__do_page_fault+0x244 [kernel]
>		do_page_fault+0x33 [kernel]
>		page_fault+0x1e [kernel]
>	909312 bytes in 222 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]
>	1032192 bytes in 126 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]
>	2838528 bytes in 693 allocations from stack
>		__alloc_pages_nodemask+0x2b3 [kernel]
>		__alloc_pages_nodemask+0x2b3 [kernel]
>		__do_page_cache_readahead+0xa7 [kernel]
>		ondemand_readahead+0x198 [kernel]
>		filemap_fault+0x266 [kernel]
>		ext4_filemap_fault+0x2d [kernel]
>		__do_fault+0x38 [kernel]
>		__handle_mm_fault+0xde9 [kernel]
>		handle_mm_fault+0xce [kernel]
>		__do_page_fault+0x244 [kernel]
>		do_page_fault+0x33 [kernel]
>		page_fault+0x1e [kernel]
>	8175616 bytes in 1996 allocations from stack
>		__alloc_pages_nodemask+0x2b3 [kernel]
>		__alloc_pages_nodemask+0x2b3 [kernel]
>		__do_page_cache_readahead+0xa7 [kernel]
>		filemap_fault+0x388 [kernel]
>		ext4_filemap_fault+0x2d [kernel]
>		__do_fault+0x38 [kernel]
>		__handle_mm_fault+0xde9 [kernel]
>		handle_mm_fault+0xce [kernel]
>		__do_page_fault+0x244 [kernel]
>		do_page_fault+0x33 [kernel]
>		page_fault+0x1e [kernel]
>	27226112 bytes in 6647 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]
>
>$ sudo sh -c 'sync && free && echo 3 > /proc/sys/vm/drop_caches && sync && free'
>              total        used        free      shared  buff/cache   available
>Mem:        6046652      368412     5223572        3392      454668     5436692
>Swap:             0           0           0
>              total        used        free      shared  buff/cache   available
>Mem:        6046652      367680     5485580        3392      193392     5443648
>Swap:             0           0           0
># only about 7 megabytes of RAM were missing after killing the glxgears

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

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