ioctl$BTRFS_IOC_SUBVOL_SETFLAGS(r1, 0x4008941a, &(0x7f0000000000))
mlock2(&(0x7f0000ff9000/0x4000)=nil, 0x4000, 0x0)
get_mempolicy(&(0x7f0000000100), &(0x7f0000000140), 0x3, &(0x7f0000ffa000/0x3000)=nil, 0x0)
get_mempolicy(&(0x7f0000000080), &(0x7f00000000c0), 0xffffffffffffff80, &(0x7f0000ffe000/0x2000)=nil, 0x4)
BUG: leak checking failed