Hi, Can you please help to backport the patch to the stable tree? Tn Linus's tree, the patch's commit ID is: 5e030d5ce9d99a899b648413139ff65bab12b038 As described in the its changelog, it fixes a memory leak issue, which affects VMBus users like the hv_sock driver. Rolf (in Cc) reported that the memory can be eaten up quickly with hv_sock press test. The patch only needs to be applied to the 4.10 and 4.9 branches, whose latest versions are v4.10.6 and v4.9.18, respectively. Thanks, -- Dexuan