2015-11-25 12:57:27

by William Dauchy

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Subject: kmemleak report with nfs3/4 activity on v4.1.x

Hello,

I'm seeing some kmemleak reports while I'm using nfsv3/4?as a client on
linux v4.1.13;

unreferenced object 0xffff880c22a97ad0 (size 16):
? comm "softirq", pid 0, jiffies 4294896089 (age 43927.436s)
? hex dump (first 16 bytes):
? ? 00 00 00 00 00 00 00 00 00 45 1e 24 06 88 ff ff ?.........E.$....
? backtrace:
? ? [<ffffffff811255fd>] create_object+0x152/0x280
? ? [<ffffffff81529c04>] kmemleak_alloc+0x20/0x42
? ? [<ffffffff811136dd>] slab_post_alloc_hook+0x2a/0x45
? ? [<ffffffff81115c48>] kmem_cache_alloc+0xbc/0xd1
? ? [<ffffffff81254cef>] gr_update_task_in_ip_table+0x2e/0xc3
? ? [<ffffffff814701bc>] __inet_hash_connect+0x241/0x30e
? ? [<ffffffff814702b8>] inet_hash_connect+0x2f/0x3a
? ? [<ffffffff81484c41>] tcp_v4_connect+0x31f/0x470
? ? [<ffffffff81499a2b>] __inet_stream_connect+0x9f/0x2c3
? ? [<ffffffff81499c80>] inet_stream_connect+0x31/0x4d
? ? [<ffffffff8140d870>] kernel_connect+0x18/0x20
? ? [<ffffffff81503cb6>] xs_tcp_setup_socket+0x25c/0x37f
? ? [<ffffffff810724c3>] process_one_work+0x1d0/0x30f
? ? [<ffffffff81072822>] worker_thread+0x1f0/0x2aa
? ? [<ffffffff81077cdc>] kthread+0xcd/0xd5
? ? [<ffffffff8153443e>] ret_from_fork+0x3e/0x70

What can I do to help resolve this issue?

Thanks,
--
William


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