Le 16/11/2016 à 09:41, Nicolas Dichtel a écrit :
> Andrei reports the following kmemleak error:
> unreferenced object 0xffff91badb543950 (size 2096):
> comm "kworker/u4:0", pid 6, jiffies 4295152553 (age 28.418s)
> hex dump (first 32 bytes):
> 00 00 00 00 00 00 00 00 00 cb 5f df ba 91 ff ff .........._.....
> 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
> backtrace:
> [<ffffffffb1865bea>] kmemleak_alloc+0x4a/0xa0
> [<ffffffffb1243b38>] kmem_cache_alloc+0x128/0x280
> [<ffffffffb142f5ab>] idr_layer_alloc+0x2b/0x90
> [<ffffffffb142f9cd>] idr_get_empty_slot+0x34d/0x370
> [<ffffffffb142fa4e>] idr_alloc+0x5e/0x110
> [<ffffffffb170ac3d>] __peernet2id_alloc+0x6d/0x90
> [<ffffffffb170bda5>] peernet2id_alloc+0x55/0xb0
> [<ffffffffb1731216>] rtnl_fill_ifinfo+0xaa6/0x10a0
> [<ffffffffb1733073>] rtmsg_ifinfo_build_skb+0x73/0xd0
> [<ffffffffb17125d5>] rollback_registered_many+0x295/0x390
> [<ffffffffb1712765>] unregister_netdevice_many+0x25/0x80
> [<ffffffffb17138a5>] default_device_exit_batch+0x145/0x170
> [<ffffffffb170ae52>] ops_exit_list.isra.4+0x52/0x60
> [<ffffffffb170c17f>] cleanup_net+0x1bf/0x2a0
> [<ffffffffb10b616f>] process_one_work+0x1ff/0x660
> [<ffffffffb10b661e>] worker_thread+0x4e/0x480
>
> There is no reason to try to allocate an nsid for a netns which is dying.
>
> Reported-by: Andrei Vagin <ava...@gmail.com>
> Signed-off-by: Nicolas Dichtel <nicolas.dich...@6wind.com>
'Fixes' tag is missing :/
Fixes: 0c7aecd4bde4 ("netns: add rtnl cmd to add and get peer netns ids")
